./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3858315178 <...> Warning: Permanently added '10.128.0.3' (ECDSA) to the list of known hosts. execve("./syz-executor3858315178", ["./syz-executor3858315178"], 0x7fffc90098a0 /* 10 vars */) = 0 brk(NULL) = 0x555556c77000 brk(0x555556c77c40) = 0x555556c77c40 arch_prctl(ARCH_SET_FS, 0x555556c77300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3858315178", 4096) = 28 brk(0x555556c98c40) = 0x555556c98c40 brk(0x555556c99000) = 0x555556c99000 mprotect(0x7f885afc1000, 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 openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3639 attached , child_tidptr=0x555556c775d0) = 3639 [pid 3639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3639] setpgid(0, 0) = 0 [pid 3639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3639] write(3, "1000", 4) = 4 [pid 3639] close(3) = 0 [pid 3639] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3639] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3639] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3639] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3639] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3639] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3639] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3639] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3639] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3639] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3639] write(7, "5", 1) = 1 [pid 3639] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3639] exit_group(0) = ? [pid 3639] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3639, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3640 attached , child_tidptr=0x555556c775d0) = 3640 [pid 3640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3640] setpgid(0, 0) = 0 [pid 3640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3640] write(3, "1000", 4) = 4 [pid 3640] close(3) = 0 [pid 3640] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3640] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3640] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3640] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3640] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3640] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3640] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3640] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3640] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3640] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3640] write(7, "5", 1) = 1 [pid 3640] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3640] exit_group(0) = ? [pid 3640] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3641 ./strace-static-x86_64: Process 3641 attached [pid 3641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3641] setpgid(0, 0) = 0 [pid 3641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3641] write(3, "1000", 4) = 4 [pid 3641] close(3) = 0 [pid 3641] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3641] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3641] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3641] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3641] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3641] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3641] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3641] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3641] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3641] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3641] write(7, "5", 1) = 1 [pid 3641] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3641] exit_group(0) = ? [pid 3641] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3642 attached , child_tidptr=0x555556c775d0) = 3642 [pid 3642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3642] setpgid(0, 0) = 0 [pid 3642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3642] write(3, "1000", 4) = 4 [pid 3642] close(3) = 0 [pid 3642] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3642] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3642] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3642] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3642] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3642] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 syzkaller login: [ 57.152603][ T3639] memory allocation failure, unreliable refcount tracker. [pid 3642] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3642] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3642] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3642] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3642] write(7, "5", 1) = 1 [pid 3642] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3642] exit_group(0) = ? [pid 3642] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3643 ./strace-static-x86_64: Process 3643 attached [pid 3643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3643] setpgid(0, 0) = 0 [pid 3643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3643] write(3, "1000", 4) = 4 [pid 3643] close(3) = 0 [pid 3643] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3643] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3643] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3643] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3643] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3643] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3643] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3643] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3643] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3643] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3643] write(7, "5", 1) = 1 [pid 3643] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3643] exit_group(0) = ? [pid 3643] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3643, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3644 ./strace-static-x86_64: Process 3644 attached [pid 3644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3644] setpgid(0, 0) = 0 [pid 3644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3644] write(3, "1000", 4) = 4 [pid 3644] close(3) = 0 [pid 3644] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3644] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3644] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3644] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3644] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3644] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3644] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3644] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3644] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3644] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3644] write(7, "5", 1) = 1 [pid 3644] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3644] exit_group(0) = ? [pid 3644] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3645 attached , child_tidptr=0x555556c775d0) = 3645 [pid 3645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3645] setpgid(0, 0) = 0 [pid 3645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3645] write(3, "1000", 4) = 4 [pid 3645] close(3) = 0 [pid 3645] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3645] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3645] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3645] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3645] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3645] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3645] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3645] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3645] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3645] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3645] write(7, "5", 1) = 1 [pid 3645] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3645] exit_group(0) = ? [pid 3645] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3645, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3646 attached , child_tidptr=0x555556c775d0) = 3646 [pid 3646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3646] setpgid(0, 0) = 0 [pid 3646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3646] write(3, "1000", 4) = 4 [pid 3646] close(3) = 0 [pid 3646] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3646] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3646] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3646] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3646] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3646] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3646] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3646] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3646] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3646] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3646] write(7, "5", 1) = 1 [pid 3646] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3646] exit_group(0) = ? [pid 3646] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3647 ./strace-static-x86_64: Process 3647 attached [pid 3647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3647] setpgid(0, 0) = 0 [pid 3647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3647] write(3, "1000", 4) = 4 [pid 3647] close(3) = 0 [pid 3647] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3647] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3647] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3647] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3647] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3647] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3647] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3647] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3647] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3647] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3647] write(7, "5", 1) = 1 [pid 3647] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3647] exit_group(0) = ? [pid 3647] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3649 ./strace-static-x86_64: Process 3649 attached [pid 3649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3649] setpgid(0, 0) = 0 [pid 3649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3649] write(3, "1000", 4) = 4 [pid 3649] close(3) = 0 [pid 3649] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3649] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3649] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3649] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3649] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3649] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3649] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3649] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3649] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3649] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3649] write(7, "5", 1) = 1 [pid 3649] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3649] exit_group(0) = ? [pid 3649] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3650 attached , child_tidptr=0x555556c775d0) = 3650 [pid 3650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3650] setpgid(0, 0) = 0 [pid 3650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3650] write(3, "1000", 4) = 4 [pid 3650] close(3) = 0 [pid 3650] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3650] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3650] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3650] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3650] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3650] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3650] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3650] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3650] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3650] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3650] write(7, "5", 1) = 1 [pid 3650] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3650] exit_group(0) = ? [pid 3650] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3651 attached [pid 3651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3651] setpgid(0, 0) = 0 [pid 3651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3651] write(3, "1000", 4) = 4 [pid 3651] close(3) = 0 [pid 3651] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3651] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0 [pid 3638] <... clone resumed>, child_tidptr=0x555556c775d0) = 3651 [pid 3651] <... mmap resumed>) = 0x20fff000 [pid 3651] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3651] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3651] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3651] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3651] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3651] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3651] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3651] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3651] write(7, "5", 1) = 1 [pid 3651] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3651] exit_group(0) = ? [pid 3651] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3652 ./strace-static-x86_64: Process 3652 attached [pid 3652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3652] setpgid(0, 0) = 0 [pid 3652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3652] write(3, "1000", 4) = 4 [pid 3652] close(3) = 0 [pid 3652] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3652] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3652] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3652] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3652] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3652] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3652] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3652] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3652] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3652] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3652] write(7, "5", 1) = 1 [pid 3652] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3652] exit_group(0) = ? [pid 3652] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3653 ./strace-static-x86_64: Process 3653 attached [pid 3653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3653] setpgid(0, 0) = 0 [pid 3653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3653] write(3, "1000", 4) = 4 [pid 3653] close(3) = 0 [pid 3653] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3653] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3653] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3653] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3653] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3653] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3653] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3653] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3653] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3653] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3653] write(7, "5", 1) = 1 [pid 3653] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3653] exit_group(0) = ? [pid 3653] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3654 attached , child_tidptr=0x555556c775d0) = 3654 [pid 3654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3654] setpgid(0, 0) = 0 [pid 3654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3654] write(3, "1000", 4) = 4 [pid 3654] close(3) = 0 [pid 3654] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3654] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3654] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3654] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3654] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3654] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3654] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3654] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3654] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3654] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3654] write(7, "5", 1) = 1 [pid 3654] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3654] exit_group(0) = ? [pid 3654] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3654, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3655 attached , child_tidptr=0x555556c775d0) = 3655 [pid 3655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3655] setpgid(0, 0) = 0 [pid 3655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3655] write(3, "1000", 4) = 4 [pid 3655] close(3) = 0 [pid 3655] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3655] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3655] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3655] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3655] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3655] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3655] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3655] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3655] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3655] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3655] write(7, "5", 1) = 1 [pid 3655] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3655] exit_group(0) = ? [pid 3655] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3656 ./strace-static-x86_64: Process 3656 attached [pid 3656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3656] setpgid(0, 0) = 0 [pid 3656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3656] write(3, "1000", 4) = 4 [pid 3656] close(3) = 0 [pid 3656] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3656] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3656] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3656] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3656] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3656] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3656] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3656] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3656] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3656] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3656] write(7, "5", 1) = 1 [pid 3656] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3656] exit_group(0) = ? [pid 3656] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3657 ./strace-static-x86_64: Process 3657 attached [pid 3657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3657] setpgid(0, 0) = 0 [pid 3657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3657] write(3, "1000", 4) = 4 [pid 3657] close(3) = 0 [pid 3657] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3657] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3657] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3657] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3657] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3657] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3657] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3657] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3657] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3657] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3657] write(7, "5", 1) = 1 [pid 3657] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3657] exit_group(0) = ? [pid 3657] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3658 attached , child_tidptr=0x555556c775d0) = 3658 [pid 3658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3658] setpgid(0, 0) = 0 [pid 3658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3658] write(3, "1000", 4) = 4 [pid 3658] close(3) = 0 [pid 3658] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3658] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3658] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3658] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3658] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3658] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3658] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3658] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3658] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3658] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3658] write(7, "5", 1) = 1 [pid 3658] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3658] exit_group(0) = ? [pid 3658] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3659 ./strace-static-x86_64: Process 3659 attached [pid 3659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3659] setpgid(0, 0) = 0 [pid 3659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3659] write(3, "1000", 4) = 4 [pid 3659] close(3) = 0 [pid 3659] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3659] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3659] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3659] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3659] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3659] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3659] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3659] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3659] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3659] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3659] write(7, "5", 1) = 1 [pid 3659] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3659] exit_group(0) = ? [pid 3659] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3660 ./strace-static-x86_64: Process 3660 attached [pid 3660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3660] setpgid(0, 0) = 0 [pid 3660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3660] write(3, "1000", 4) = 4 [pid 3660] close(3) = 0 [pid 3660] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3660] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3660] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3660] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3660] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3660] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3660] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3660] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3660] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3660] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3660] write(7, "5", 1) = 1 [pid 3660] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3660] exit_group(0) = ? [pid 3660] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3661 attached , child_tidptr=0x555556c775d0) = 3661 [pid 3661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3661] setpgid(0, 0) = 0 [pid 3661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3661] write(3, "1000", 4) = 4 [pid 3661] close(3) = 0 [pid 3661] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3661] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3661] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3661] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3661] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3661] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3661] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3661] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3661] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3661] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3661] write(7, "5", 1) = 1 [pid 3661] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3661] exit_group(0) = ? [pid 3661] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3662 attached , child_tidptr=0x555556c775d0) = 3662 [pid 3662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3662] setpgid(0, 0) = 0 [pid 3662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3662] write(3, "1000", 4) = 4 [pid 3662] close(3) = 0 [pid 3662] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3662] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3662] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3662] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3662] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3662] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3662] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3662] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3662] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3662] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3662] write(7, "5", 1) = 1 [pid 3662] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3662] exit_group(0) = ? [pid 3662] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3663 ./strace-static-x86_64: Process 3663 attached [pid 3663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3663] setpgid(0, 0) = 0 [pid 3663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3663] write(3, "1000", 4) = 4 [pid 3663] close(3) = 0 [pid 3663] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3663] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3663] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3663] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3663] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3663] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3663] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3663] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3663] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3663] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3663] write(7, "5", 1) = 1 [pid 3663] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3663] exit_group(0) = ? [pid 3663] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3664 ./strace-static-x86_64: Process 3664 attached [pid 3664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3664] setpgid(0, 0) = 0 [pid 3664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3664] write(3, "1000", 4) = 4 [pid 3664] close(3) = 0 [pid 3664] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3664] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3664] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3664] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3664] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3664] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3664] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3664] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3664] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3664] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3664] write(7, "5", 1) = 1 [pid 3664] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3664] exit_group(0) = ? [pid 3664] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3665 ./strace-static-x86_64: Process 3665 attached [pid 3665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3665] setpgid(0, 0) = 0 [pid 3665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3665] write(3, "1000", 4) = 4 [pid 3665] close(3) = 0 [pid 3665] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3665] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3665] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3665] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3665] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3665] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3665] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3665] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3665] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3665] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3665] write(7, "5", 1) = 1 [pid 3665] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3665] exit_group(0) = ? [pid 3665] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3666 attached , child_tidptr=0x555556c775d0) = 3666 [pid 3666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3666] setpgid(0, 0) = 0 [pid 3666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3666] write(3, "1000", 4) = 4 [pid 3666] close(3) = 0 [pid 3666] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3666] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3666] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3666] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3666] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3666] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3666] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3666] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3666] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3666] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3666] write(7, "5", 1) = 1 [pid 3666] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3666] exit_group(0) = ? [pid 3666] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3667 ./strace-static-x86_64: Process 3667 attached [pid 3667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3667] setpgid(0, 0) = 0 [pid 3667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3667] write(3, "1000", 4) = 4 [pid 3667] close(3) = 0 [pid 3667] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3667] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3667] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3667] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3667] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3667] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3667] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3667] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3667] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3667] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3667] write(7, "5", 1) = 1 [pid 3667] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3667] exit_group(0) = ? [pid 3667] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3667, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3668 attached , child_tidptr=0x555556c775d0) = 3668 [pid 3668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3668] setpgid(0, 0) = 0 [pid 3668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3668] write(3, "1000", 4) = 4 [pid 3668] close(3) = 0 [pid 3668] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3668] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3668] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3668] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3668] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3668] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3668] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3668] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3668] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3668] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3668] write(7, "5", 1) = 1 [pid 3668] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3668] exit_group(0) = ? [pid 3668] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3668, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3669 ./strace-static-x86_64: Process 3669 attached [pid 3669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3669] setpgid(0, 0) = 0 [pid 3669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3669] write(3, "1000", 4) = 4 [pid 3669] close(3) = 0 [pid 3669] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3669] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3669] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3669] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3669] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3669] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3669] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3669] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3669] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3669] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3669] write(7, "5", 1) = 1 [pid 3669] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3669] exit_group(0) = ? [pid 3669] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3670 attached , child_tidptr=0x555556c775d0) = 3670 [pid 3670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3670] setpgid(0, 0) = 0 [pid 3670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3670] write(3, "1000", 4) = 4 [pid 3670] close(3) = 0 [pid 3670] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3670] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3670] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3670] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3670] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3670] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3670] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3670] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3670] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3670] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3670] write(7, "5", 1) = 1 [pid 3670] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3670] exit_group(0) = ? [pid 3670] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3671 ./strace-static-x86_64: Process 3671 attached [pid 3671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3671] setpgid(0, 0) = 0 [pid 3671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3671] write(3, "1000", 4) = 4 [pid 3671] close(3) = 0 [pid 3671] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3671] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3671] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3671] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3671] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3671] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3671] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3671] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3671] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3671] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3671] write(7, "5", 1) = 1 [pid 3671] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3671] exit_group(0) = ? [pid 3671] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3672 ./strace-static-x86_64: Process 3672 attached [pid 3672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3672] setpgid(0, 0) = 0 [pid 3672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3672] write(3, "1000", 4) = 4 [pid 3672] close(3) = 0 [pid 3672] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3672] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3672] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3672] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3672] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3672] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3672] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3672] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3672] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3672] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3672] write(7, "5", 1) = 1 [pid 3672] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3672] exit_group(0) = ? [pid 3672] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3673 ./strace-static-x86_64: Process 3673 attached [pid 3673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3673] setpgid(0, 0) = 0 [pid 3673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3673] write(3, "1000", 4) = 4 [pid 3673] close(3) = 0 [pid 3673] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3673] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3673] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3673] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3673] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3673] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3673] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3673] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3673] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3673] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3673] write(7, "5", 1) = 1 [pid 3673] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3673] exit_group(0) = ? [pid 3673] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3674 ./strace-static-x86_64: Process 3674 attached [pid 3674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3674] setpgid(0, 0) = 0 [pid 3674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3674] write(3, "1000", 4) = 4 [pid 3674] close(3) = 0 [pid 3674] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3674] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3674] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3674] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3674] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3674] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3674] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3674] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3674] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3674] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3674] write(7, "5", 1) = 1 [pid 3674] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3674] exit_group(0) = ? [pid 3674] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3675 ./strace-static-x86_64: Process 3675 attached [pid 3675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3675] setpgid(0, 0) = 0 [pid 3675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3675] write(3, "1000", 4) = 4 [pid 3675] close(3) = 0 [pid 3675] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3675] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3675] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3675] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3675] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3675] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3675] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3675] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3675] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3675] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3675] write(7, "5", 1) = 1 [pid 3675] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3675] exit_group(0) = ? [pid 3675] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3676 ./strace-static-x86_64: Process 3676 attached [pid 3676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3676] setpgid(0, 0) = 0 [pid 3676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3676] write(3, "1000", 4) = 4 [pid 3676] close(3) = 0 [pid 3676] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3676] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3676] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3676] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3676] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3676] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3676] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3676] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3676] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3676] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3676] write(7, "5", 1) = 1 [pid 3676] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3676] exit_group(0) = ? [pid 3676] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3677 ./strace-static-x86_64: Process 3677 attached [pid 3677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3677] setpgid(0, 0) = 0 [pid 3677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3677] write(3, "1000", 4) = 4 [pid 3677] close(3) = 0 [pid 3677] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3677] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3677] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3677] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3677] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3677] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3677] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3677] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3677] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3677] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3677] write(7, "5", 1) = 1 [pid 3677] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3677] exit_group(0) = ? [pid 3677] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3678 attached , child_tidptr=0x555556c775d0) = 3678 [pid 3678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3678] setpgid(0, 0) = 0 [pid 3678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3678] write(3, "1000", 4) = 4 [pid 3678] close(3) = 0 [pid 3678] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3678] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3678] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3678] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3678] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3678] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3678] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3678] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3678] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3678] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3678] write(7, "5", 1) = 1 [pid 3678] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3678] exit_group(0) = ? [pid 3678] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3679 ./strace-static-x86_64: Process 3679 attached [pid 3679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3679] setpgid(0, 0) = 0 [pid 3679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3679] write(3, "1000", 4) = 4 [pid 3679] close(3) = 0 [pid 3679] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3679] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3679] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3679] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3679] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3679] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3679] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3679] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3679] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3679] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3679] write(7, "5", 1) = 1 [pid 3679] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3679] exit_group(0) = ? [pid 3679] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3680 ./strace-static-x86_64: Process 3680 attached [pid 3680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3680] setpgid(0, 0) = 0 [pid 3680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3680] write(3, "1000", 4) = 4 [pid 3680] close(3) = 0 [pid 3680] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3680] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3680] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3680] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3680] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3680] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3680] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3680] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3680] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3680] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3680] write(7, "5", 1) = 1 [pid 3680] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3680] exit_group(0) = ? [pid 3680] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3681 ./strace-static-x86_64: Process 3681 attached [pid 3681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3681] setpgid(0, 0) = 0 [pid 3681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3681] write(3, "1000", 4) = 4 [pid 3681] close(3) = 0 [pid 3681] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3681] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3681] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3681] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3681] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3681] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3681] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3681] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3681] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3681] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3681] write(7, "5", 1) = 1 [pid 3681] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3681] exit_group(0) = ? [pid 3681] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3682 ./strace-static-x86_64: Process 3682 attached [pid 3682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3682] setpgid(0, 0) = 0 [pid 3682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3682] write(3, "1000", 4) = 4 [pid 3682] close(3) = 0 [pid 3682] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3682] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3682] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3682] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3682] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3682] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3682] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3682] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3682] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3682] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3682] write(7, "5", 1) = 1 [pid 3682] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3682] exit_group(0) = ? [pid 3682] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3682, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3683 ./strace-static-x86_64: Process 3683 attached [pid 3683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3683] setpgid(0, 0) = 0 [pid 3683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3683] write(3, "1000", 4) = 4 [pid 3683] close(3) = 0 [pid 3683] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3683] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3683] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3683] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3683] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3683] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3683] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3683] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3683] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3683] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3683] write(7, "5", 1) = 1 [pid 3683] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3683] exit_group(0) = ? [pid 3683] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3685 ./strace-static-x86_64: Process 3685 attached [pid 3685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3685] setpgid(0, 0) = 0 [pid 3685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3685] write(3, "1000", 4) = 4 [pid 3685] close(3) = 0 [pid 3685] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3685] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3685] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3685] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3685] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3685] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3685] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3685] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3685] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3685] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3685] write(7, "5", 1) = 1 [pid 3685] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3685] exit_group(0) = ? [pid 3685] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3685, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3686 ./strace-static-x86_64: Process 3686 attached [pid 3686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3686] setpgid(0, 0) = 0 [pid 3686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3686] write(3, "1000", 4) = 4 [pid 3686] close(3) = 0 [pid 3686] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3686] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3686] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3686] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3686] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3686] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3686] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3686] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3686] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3686] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3686] write(7, "5", 1) = 1 [pid 3686] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3686] exit_group(0) = ? [pid 3686] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3686, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3687 ./strace-static-x86_64: Process 3687 attached [pid 3687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3687] setpgid(0, 0) = 0 [pid 3687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3687] write(3, "1000", 4) = 4 [pid 3687] close(3) = 0 [pid 3687] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3687] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3687] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3687] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3687] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3687] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3687] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3687] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3687] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3687] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3687] write(7, "5", 1) = 1 [pid 3687] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3687] exit_group(0) = ? [pid 3687] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3687, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3688 ./strace-static-x86_64: Process 3688 attached [pid 3688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3688] setpgid(0, 0) = 0 [pid 3688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3688] write(3, "1000", 4) = 4 [pid 3688] close(3) = 0 [pid 3688] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3688] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3688] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3688] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3688] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3688] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3688] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3688] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3688] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3688] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3688] write(7, "5", 1) = 1 [pid 3688] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3688] exit_group(0) = ? [pid 3688] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3690 ./strace-static-x86_64: Process 3690 attached [pid 3690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3690] setpgid(0, 0) = 0 [pid 3690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3690] write(3, "1000", 4) = 4 [pid 3690] close(3) = 0 [pid 3690] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3690] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3690] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3690] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3690] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3690] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3690] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3690] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3690] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3690] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3690] write(7, "5", 1) = 1 [pid 3690] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3690] exit_group(0) = ? [pid 3690] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3691 ./strace-static-x86_64: Process 3691 attached [pid 3691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3691] setpgid(0, 0) = 0 [pid 3691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3691] write(3, "1000", 4) = 4 [pid 3691] close(3) = 0 [pid 3691] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3691] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3691] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3691] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3691] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3691] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3691] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3691] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3691] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3691] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3691] write(7, "5", 1) = 1 [pid 3691] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3691] exit_group(0) = ? [pid 3691] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3692 ./strace-static-x86_64: Process 3692 attached [pid 3692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3692] setpgid(0, 0) = 0 [pid 3692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3692] write(3, "1000", 4) = 4 [pid 3692] close(3) = 0 [pid 3692] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3692] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3692] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3692] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3692] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3692] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3692] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3692] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3692] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3692] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3692] write(7, "5", 1) = 1 [pid 3692] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3692] exit_group(0) = ? [pid 3692] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3693 attached , child_tidptr=0x555556c775d0) = 3693 [pid 3693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3693] setpgid(0, 0) = 0 [pid 3693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3693] write(3, "1000", 4) = 4 [pid 3693] close(3) = 0 [pid 3693] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3693] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3693] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3693] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3693] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3693] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3693] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3693] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3693] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3693] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3693] write(7, "5", 1) = 1 [pid 3693] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3693] exit_group(0) = ? [pid 3693] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3693, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3694 ./strace-static-x86_64: Process 3694 attached [pid 3694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3694] setpgid(0, 0) = 0 [pid 3694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3694] write(3, "1000", 4) = 4 [pid 3694] close(3) = 0 [pid 3694] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3694] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3694] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3694] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3694] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3694] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3694] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3694] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3694] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3694] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3694] write(7, "5", 1) = 1 [pid 3694] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3694] exit_group(0) = ? [pid 3694] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3695 attached , child_tidptr=0x555556c775d0) = 3695 [pid 3695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3695] setpgid(0, 0) = 0 [pid 3695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3695] write(3, "1000", 4) = 4 [pid 3695] close(3) = 0 [pid 3695] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3695] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3695] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3695] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3695] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3695] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3695] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3695] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3695] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3695] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3695] write(7, "5", 1) = 1 [pid 3695] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3695] exit_group(0) = ? [pid 3695] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3696 attached , child_tidptr=0x555556c775d0) = 3696 [pid 3696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3696] setpgid(0, 0) = 0 [pid 3696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3696] write(3, "1000", 4) = 4 [pid 3696] close(3) = 0 [pid 3696] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3696] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3696] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3696] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3696] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3696] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3696] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3696] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3696] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3696] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3696] write(7, "5", 1) = 1 [pid 3696] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3696] exit_group(0) = ? [pid 3696] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3697 attached , child_tidptr=0x555556c775d0) = 3697 [pid 3697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3697] setpgid(0, 0) = 0 [pid 3697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3697] write(3, "1000", 4) = 4 [pid 3697] close(3) = 0 [pid 3697] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3697] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3697] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3697] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3697] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3697] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3697] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3697] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3697] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3697] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3697] write(7, "5", 1) = 1 [pid 3697] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3697] exit_group(0) = ? [pid 3697] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3698 ./strace-static-x86_64: Process 3698 attached [pid 3698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3698] setpgid(0, 0) = 0 [pid 3698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3698] write(3, "1000", 4) = 4 [pid 3698] close(3) = 0 [pid 3698] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3698] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3698] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3698] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3698] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3698] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3698] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3698] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3698] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3698] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3698] write(7, "5", 1) = 1 [pid 3698] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3698] exit_group(0) = ? [pid 3698] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3699 ./strace-static-x86_64: Process 3699 attached [pid 3699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3699] setpgid(0, 0) = 0 [pid 3699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3699] write(3, "1000", 4) = 4 [pid 3699] close(3) = 0 [pid 3699] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3699] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3699] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3699] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3699] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3699] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3699] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3699] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3699] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3699] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3699] write(7, "5", 1) = 1 [pid 3699] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3699] exit_group(0) = ? [pid 3699] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3699, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3700 ./strace-static-x86_64: Process 3700 attached [pid 3700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3700] setpgid(0, 0) = 0 [pid 3700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3700] write(3, "1000", 4) = 4 [pid 3700] close(3) = 0 [pid 3700] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3700] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3700] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3700] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3700] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3700] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3700] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3700] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3700] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3700] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3700] write(7, "5", 1) = 1 [pid 3700] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3700] exit_group(0) = ? [pid 3700] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3700, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3701 ./strace-static-x86_64: Process 3701 attached [pid 3701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3701] setpgid(0, 0) = 0 [pid 3701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3701] write(3, "1000", 4) = 4 [pid 3701] close(3) = 0 [pid 3701] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3701] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3701] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3701] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3701] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3701] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3701] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3701] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3701] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3701] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3701] write(7, "5", 1) = 1 [pid 3701] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3701] exit_group(0) = ? [pid 3701] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3702 ./strace-static-x86_64: Process 3702 attached [pid 3702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3702] setpgid(0, 0) = 0 [pid 3702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3702] write(3, "1000", 4) = 4 [pid 3702] close(3) = 0 [pid 3702] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3702] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3702] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3702] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3702] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3702] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3702] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3702] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3702] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3702] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3702] write(7, "5", 1) = 1 [pid 3702] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3702] exit_group(0) = ? [pid 3702] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3703 ./strace-static-x86_64: Process 3703 attached [pid 3703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3703] setpgid(0, 0) = 0 [pid 3703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3703] write(3, "1000", 4) = 4 [pid 3703] close(3) = 0 [pid 3703] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3703] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3703] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3703] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3703] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3703] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3703] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3703] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3703] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3703] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3703] write(7, "5", 1) = 1 [pid 3703] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3703] exit_group(0) = ? [pid 3703] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3704 ./strace-static-x86_64: Process 3704 attached [pid 3704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3704] setpgid(0, 0) = 0 [pid 3704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3704] write(3, "1000", 4) = 4 [pid 3704] close(3) = 0 [pid 3704] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3704] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3704] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3704] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3704] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3704] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3704] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3704] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3704] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3704] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3704] write(7, "5", 1) = 1 [pid 3704] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3704] exit_group(0) = ? [pid 3704] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3705 ./strace-static-x86_64: Process 3705 attached [pid 3705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3705] setpgid(0, 0) = 0 [pid 3705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3705] write(3, "1000", 4) = 4 [pid 3705] close(3) = 0 [pid 3705] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3705] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3705] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3705] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3705] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3705] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3705] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3705] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3705] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3705] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3705] write(7, "5", 1) = 1 [pid 3705] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3705] exit_group(0) = ? [pid 3705] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3706 ./strace-static-x86_64: Process 3706 attached [pid 3706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3706] setpgid(0, 0) = 0 [pid 3706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3706] write(3, "1000", 4) = 4 [pid 3706] close(3) = 0 [pid 3706] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3706] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3706] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3706] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3706] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3706] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3706] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3706] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3706] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3706] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3706] write(7, "5", 1) = 1 [pid 3706] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3706] exit_group(0) = ? [pid 3706] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3706, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3707 ./strace-static-x86_64: Process 3707 attached [pid 3707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3707] setpgid(0, 0) = 0 [pid 3707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3707] write(3, "1000", 4) = 4 [pid 3707] close(3) = 0 [pid 3707] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3707] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3707] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3707] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3707] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3707] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3707] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3707] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3707] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3707] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3707] write(7, "5", 1) = 1 [pid 3707] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3707] exit_group(0) = ? [pid 3707] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3707, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3708 ./strace-static-x86_64: Process 3708 attached [pid 3708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3708] setpgid(0, 0) = 0 [pid 3708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3708] write(3, "1000", 4) = 4 [pid 3708] close(3) = 0 [pid 3708] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3708] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3708] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3708] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3708] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3708] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3708] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3708] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3708] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3708] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3708] write(7, "5", 1) = 1 [pid 3708] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3708] exit_group(0) = ? [pid 3708] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3709 ./strace-static-x86_64: Process 3709 attached [pid 3709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3709] setpgid(0, 0) = 0 [pid 3709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3709] write(3, "1000", 4) = 4 [pid 3709] close(3) = 0 [pid 3709] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3709] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3709] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3709] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3709] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3709] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3709] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3709] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3709] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3709] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3709] write(7, "5", 1) = 1 [pid 3709] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3709] exit_group(0) = ? [pid 3709] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3710 ./strace-static-x86_64: Process 3710 attached [pid 3710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3710] setpgid(0, 0) = 0 [pid 3710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3710] write(3, "1000", 4) = 4 [pid 3710] close(3) = 0 [pid 3710] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3710] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3710] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3710] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3710] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3710] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3710] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3710] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3710] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3710] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3710] write(7, "5", 1) = 1 [pid 3710] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3710] exit_group(0) = ? [pid 3710] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3711 ./strace-static-x86_64: Process 3711 attached [pid 3711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3711] setpgid(0, 0) = 0 [pid 3711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3711] write(3, "1000", 4) = 4 [pid 3711] close(3) = 0 [pid 3711] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3711] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3711] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3711] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3711] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3711] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3711] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3711] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3711] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3711] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3711] write(7, "5", 1) = 1 [pid 3711] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3711] exit_group(0) = ? [pid 3711] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3711, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3712 attached , child_tidptr=0x555556c775d0) = 3712 [pid 3712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3712] setpgid(0, 0) = 0 [pid 3712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3712] write(3, "1000", 4) = 4 [pid 3712] close(3) = 0 [pid 3712] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3712] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3712] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3712] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3712] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3712] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3712] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3712] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3712] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3712] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3712] write(7, "5", 1) = 1 [pid 3712] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3712] exit_group(0) = ? [pid 3712] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3713 ./strace-static-x86_64: Process 3713 attached [pid 3713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3713] setpgid(0, 0) = 0 [pid 3713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3713] write(3, "1000", 4) = 4 [pid 3713] close(3) = 0 [pid 3713] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3713] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3713] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3713] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3713] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3713] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3713] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3713] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3713] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3713] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3713] write(7, "5", 1) = 1 [pid 3713] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3713] exit_group(0) = ? [pid 3713] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3714 attached , child_tidptr=0x555556c775d0) = 3714 [pid 3714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3714] setpgid(0, 0) = 0 [pid 3714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3714] write(3, "1000", 4) = 4 [pid 3714] close(3) = 0 [pid 3714] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3714] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3714] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3714] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3714] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3714] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3714] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3714] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3714] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3714] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3714] write(7, "5", 1) = 1 [pid 3714] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3714] exit_group(0) = ? [pid 3714] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3714, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3715 ./strace-static-x86_64: Process 3715 attached [pid 3715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3715] setpgid(0, 0) = 0 [pid 3715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3715] write(3, "1000", 4) = 4 [pid 3715] close(3) = 0 [pid 3715] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3715] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3715] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3715] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3715] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3715] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3715] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3715] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3715] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3715] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3715] write(7, "5", 1) = 1 [pid 3715] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3715] exit_group(0) = ? [pid 3715] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3716 ./strace-static-x86_64: Process 3716 attached [pid 3716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3716] setpgid(0, 0) = 0 [pid 3716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3716] write(3, "1000", 4) = 4 [pid 3716] close(3) = 0 [pid 3716] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3716] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3716] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3716] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3716] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3716] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3716] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3716] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3716] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3716] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3716] write(7, "5", 1) = 1 [pid 3716] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3716] exit_group(0) = ? [pid 3716] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3717 ./strace-static-x86_64: Process 3717 attached [pid 3717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3717] setpgid(0, 0) = 0 [pid 3717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3717] write(3, "1000", 4) = 4 [pid 3717] close(3) = 0 [pid 3717] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3717] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3717] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3717] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3717] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3717] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3717] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3717] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3717] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3717] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3717] write(7, "5", 1) = 1 [pid 3717] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3717] exit_group(0) = ? [pid 3717] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3718 ./strace-static-x86_64: Process 3718 attached [pid 3718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3718] setpgid(0, 0) = 0 [pid 3718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3718] write(3, "1000", 4) = 4 [pid 3718] close(3) = 0 [pid 3718] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3718] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3718] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3718] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3718] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3718] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3718] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3718] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3718] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3718] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3718] write(7, "5", 1) = 1 [pid 3718] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3718] exit_group(0) = ? [pid 3718] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3719 attached , child_tidptr=0x555556c775d0) = 3719 [pid 3719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3719] setpgid(0, 0) = 0 [pid 3719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3719] write(3, "1000", 4) = 4 [pid 3719] close(3) = 0 [pid 3719] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3719] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3719] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3719] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3719] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3719] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3719] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3719] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3719] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3719] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3719] write(7, "5", 1) = 1 [pid 3719] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3719] exit_group(0) = ? [pid 3719] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3720 ./strace-static-x86_64: Process 3720 attached [pid 3720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3720] setpgid(0, 0) = 0 [pid 3720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3720] write(3, "1000", 4) = 4 [pid 3720] close(3) = 0 [pid 3720] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3720] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3720] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3720] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3720] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3720] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3720] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3720] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3720] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3720] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3720] write(7, "5", 1) = 1 [pid 3720] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3720] exit_group(0) = ? [pid 3720] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3720, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3721 ./strace-static-x86_64: Process 3721 attached [pid 3721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3721] setpgid(0, 0) = 0 [pid 3721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3721] write(3, "1000", 4) = 4 [pid 3721] close(3) = 0 [pid 3721] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3721] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3721] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3721] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3721] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3721] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3721] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3721] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3721] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3721] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3721] write(7, "5", 1) = 1 [pid 3721] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3721] exit_group(0) = ? [pid 3721] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3722 ./strace-static-x86_64: Process 3722 attached [pid 3722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3722] setpgid(0, 0) = 0 [pid 3722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3722] write(3, "1000", 4) = 4 [pid 3722] close(3) = 0 [pid 3722] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3722] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3722] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3722] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3722] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3722] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3722] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3722] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3722] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3722] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3722] write(7, "5", 1) = 1 [pid 3722] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3722] exit_group(0) = ? [pid 3722] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3723 attached , child_tidptr=0x555556c775d0) = 3723 [pid 3723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3723] setpgid(0, 0) = 0 [pid 3723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3723] write(3, "1000", 4) = 4 [pid 3723] close(3) = 0 [pid 3723] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3723] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3723] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3723] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3723] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3723] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3723] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3723] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3723] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3723] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3723] write(7, "5", 1) = 1 [pid 3723] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3723] exit_group(0) = ? [pid 3723] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3724 attached , child_tidptr=0x555556c775d0) = 3724 [pid 3724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3724] setpgid(0, 0) = 0 [pid 3724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3724] write(3, "1000", 4) = 4 [pid 3724] close(3) = 0 [pid 3724] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3724] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3724] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3724] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3724] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3724] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3724] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3724] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3724] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3724] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3724] write(7, "5", 1) = 1 [pid 3724] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3724] exit_group(0) = ? [pid 3724] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3724, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3725 attached , child_tidptr=0x555556c775d0) = 3725 [pid 3725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3725] setpgid(0, 0) = 0 [pid 3725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3725] write(3, "1000", 4) = 4 [pid 3725] close(3) = 0 [pid 3725] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3725] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3725] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3725] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3725] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3725] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3725] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3725] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3725] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3725] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3725] write(7, "5", 1) = 1 [pid 3725] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3725] exit_group(0) = ? [pid 3725] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3726 ./strace-static-x86_64: Process 3726 attached [pid 3726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3726] setpgid(0, 0) = 0 [pid 3726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3726] write(3, "1000", 4) = 4 [pid 3726] close(3) = 0 [pid 3726] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3726] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3726] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3726] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3726] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3726] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3726] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3726] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3726] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3726] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3726] write(7, "5", 1) = 1 [pid 3726] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3726] exit_group(0) = ? [pid 3726] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3726, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3727 ./strace-static-x86_64: Process 3727 attached [pid 3727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3727] setpgid(0, 0) = 0 [pid 3727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3727] write(3, "1000", 4) = 4 [pid 3727] close(3) = 0 [pid 3727] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3727] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3727] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3727] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3727] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3727] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3727] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3727] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3727] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3727] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3727] write(7, "5", 1) = 1 [pid 3727] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3727] exit_group(0) = ? [pid 3727] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3728 ./strace-static-x86_64: Process 3728 attached [pid 3728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3728] setpgid(0, 0) = 0 [pid 3728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3728] write(3, "1000", 4) = 4 [pid 3728] close(3) = 0 [pid 3728] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3728] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3728] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3728] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3728] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3728] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3728] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3728] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3728] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3728] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3728] write(7, "5", 1) = 1 [pid 3728] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3728] exit_group(0) = ? [pid 3728] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3729 ./strace-static-x86_64: Process 3729 attached [pid 3729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3729] setpgid(0, 0) = 0 [pid 3729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3729] write(3, "1000", 4) = 4 [pid 3729] close(3) = 0 [pid 3729] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3729] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3729] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3729] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3729] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3729] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3729] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3729] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3729] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3729] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3729] write(7, "5", 1) = 1 [pid 3729] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3729] exit_group(0) = ? [pid 3729] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3730 ./strace-static-x86_64: Process 3730 attached [pid 3730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3730] setpgid(0, 0) = 0 [pid 3730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3730] write(3, "1000", 4) = 4 [pid 3730] close(3) = 0 [pid 3730] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3730] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3730] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3730] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3730] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3730] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3730] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3730] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3730] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3730] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3730] write(7, "5", 1) = 1 [pid 3730] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3730] exit_group(0) = ? [pid 3730] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3731 attached , child_tidptr=0x555556c775d0) = 3731 [pid 3731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3731] setpgid(0, 0) = 0 [pid 3731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3731] write(3, "1000", 4) = 4 [pid 3731] close(3) = 0 [pid 3731] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3731] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3731] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3731] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3731] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3731] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3731] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3731] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3731] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3731] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3731] write(7, "5", 1) = 1 [pid 3731] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3731] exit_group(0) = ? [pid 3731] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3731, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3732 ./strace-static-x86_64: Process 3732 attached [pid 3732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3732] setpgid(0, 0) = 0 [pid 3732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3732] write(3, "1000", 4) = 4 [pid 3732] close(3) = 0 [pid 3732] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3732] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3732] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3732] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3732] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3732] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3732] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3732] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3732] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3732] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3732] write(7, "5", 1) = 1 [pid 3732] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3732] exit_group(0) = ? [pid 3732] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3733 ./strace-static-x86_64: Process 3733 attached [pid 3733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3733] setpgid(0, 0) = 0 [pid 3733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3733] write(3, "1000", 4) = 4 [pid 3733] close(3) = 0 [pid 3733] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3733] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3733] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3733] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3733] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3733] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3733] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3733] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3733] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3733] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3733] write(7, "5", 1) = 1 [pid 3733] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3733] exit_group(0) = ? [pid 3733] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3734 ./strace-static-x86_64: Process 3734 attached [pid 3734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3734] setpgid(0, 0) = 0 [pid 3734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3734] write(3, "1000", 4) = 4 [pid 3734] close(3) = 0 [pid 3734] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3734] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3734] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3734] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3734] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3734] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3734] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3734] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3734] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3734] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3734] write(7, "5", 1) = 1 [pid 3734] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3734] exit_group(0) = ? [pid 3734] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3735 ./strace-static-x86_64: Process 3735 attached [pid 3735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3735] setpgid(0, 0) = 0 [pid 3735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3735] write(3, "1000", 4) = 4 [pid 3735] close(3) = 0 [pid 3735] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3735] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3735] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3735] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3735] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3735] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3735] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3735] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3735] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3735] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3735] write(7, "5", 1) = 1 [pid 3735] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3735] exit_group(0) = ? [pid 3735] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3736 ./strace-static-x86_64: Process 3736 attached [pid 3736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3736] setpgid(0, 0) = 0 [pid 3736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3736] write(3, "1000", 4) = 4 [pid 3736] close(3) = 0 [pid 3736] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3736] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3736] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3736] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3736] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3736] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3736] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3736] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3736] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3736] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3736] write(7, "5", 1) = 1 [pid 3736] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3736] exit_group(0) = ? [pid 3736] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3737 attached , child_tidptr=0x555556c775d0) = 3737 [pid 3737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3737] setpgid(0, 0) = 0 [pid 3737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3737] write(3, "1000", 4) = 4 [pid 3737] close(3) = 0 [pid 3737] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3737] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3737] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3737] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3737] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3737] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3737] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3737] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3737] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3737] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3737] write(7, "5", 1) = 1 [pid 3737] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3737] exit_group(0) = ? [pid 3737] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3738 ./strace-static-x86_64: Process 3738 attached [pid 3738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3738] setpgid(0, 0) = 0 [pid 3738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3738] write(3, "1000", 4) = 4 [pid 3738] close(3) = 0 [pid 3738] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3738] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3738] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3738] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3738] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3738] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3738] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3738] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3738] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3738] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3738] write(7, "5", 1) = 1 [pid 3738] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3738] exit_group(0) = ? [pid 3738] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3738, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3739 ./strace-static-x86_64: Process 3739 attached [pid 3739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3739] setpgid(0, 0) = 0 [pid 3739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3739] write(3, "1000", 4) = 4 [pid 3739] close(3) = 0 [pid 3739] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3739] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3739] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3739] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3739] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3739] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3739] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3739] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3739] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3739] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3739] write(7, "5", 1) = 1 [pid 3739] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3739] exit_group(0) = ? [pid 3739] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3739, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3740 attached , child_tidptr=0x555556c775d0) = 3740 [pid 3740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3740] setpgid(0, 0) = 0 [pid 3740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3740] write(3, "1000", 4) = 4 [pid 3740] close(3) = 0 [pid 3740] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3740] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3740] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3740] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3740] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3740] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3740] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3740] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3740] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3740] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3740] write(7, "5", 1) = 1 [pid 3740] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3740] exit_group(0) = ? [pid 3740] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3741 attached , child_tidptr=0x555556c775d0) = 3741 [pid 3741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3741] setpgid(0, 0) = 0 [pid 3741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3741] write(3, "1000", 4) = 4 [pid 3741] close(3) = 0 [pid 3741] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3741] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3741] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3741] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3741] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3741] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3741] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3741] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3741] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3741] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3741] write(7, "5", 1) = 1 [pid 3741] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3741] exit_group(0) = ? [pid 3741] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3741, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3742 ./strace-static-x86_64: Process 3742 attached [pid 3742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3742] setpgid(0, 0) = 0 [pid 3742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3742] write(3, "1000", 4) = 4 [pid 3742] close(3) = 0 [pid 3742] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3742] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3742] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3742] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3742] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3742] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3742] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3742] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3742] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3742] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3742] write(7, "5", 1) = 1 [pid 3742] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3742] exit_group(0) = ? [pid 3742] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3742, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3743 ./strace-static-x86_64: Process 3743 attached [pid 3743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3743] setpgid(0, 0) = 0 [pid 3743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3743] write(3, "1000", 4) = 4 [pid 3743] close(3) = 0 [pid 3743] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3743] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3743] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3743] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3743] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3743] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3743] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3743] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3743] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3743] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3743] write(7, "5", 1) = 1 [pid 3743] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3743] exit_group(0) = ? [pid 3743] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3744 ./strace-static-x86_64: Process 3744 attached [pid 3744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3744] setpgid(0, 0) = 0 [pid 3744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3744] write(3, "1000", 4) = 4 [pid 3744] close(3) = 0 [pid 3744] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3744] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3744] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3744] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3744] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3744] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3744] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3744] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3744] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3744] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3744] write(7, "5", 1) = 1 [pid 3744] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3744] exit_group(0) = ? [pid 3744] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3745 ./strace-static-x86_64: Process 3745 attached [pid 3745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3745] setpgid(0, 0) = 0 [pid 3745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3745] write(3, "1000", 4) = 4 [pid 3745] close(3) = 0 [pid 3745] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3745] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3745] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3745] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3745] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3745] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3745] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3745] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3745] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3745] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3745] write(7, "5", 1) = 1 [pid 3745] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3745] exit_group(0) = ? [pid 3745] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3745, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3746 attached , child_tidptr=0x555556c775d0) = 3746 [pid 3746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3746] setpgid(0, 0) = 0 [pid 3746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3746] write(3, "1000", 4) = 4 [pid 3746] close(3) = 0 [pid 3746] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3746] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3746] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3746] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3746] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3746] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3746] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3746] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3746] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3746] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3746] write(7, "5", 1) = 1 [pid 3746] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3746] exit_group(0) = ? [pid 3746] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3746, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3747 ./strace-static-x86_64: Process 3747 attached [pid 3747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3747] setpgid(0, 0) = 0 [pid 3747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3747] write(3, "1000", 4) = 4 [pid 3747] close(3) = 0 [pid 3747] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3747] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3747] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3747] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3747] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3747] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3747] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3747] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3747] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3747] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3747] write(7, "5", 1) = 1 [pid 3747] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3747] exit_group(0) = ? [pid 3747] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3747, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3748 attached , child_tidptr=0x555556c775d0) = 3748 [pid 3748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3748] setpgid(0, 0) = 0 [pid 3748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3748] write(3, "1000", 4) = 4 [pid 3748] close(3) = 0 [pid 3748] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3748] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3748] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3748] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3748] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3748] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3748] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3748] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3748] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3748] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3748] write(7, "5", 1) = 1 [pid 3748] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3748] exit_group(0) = ? [pid 3748] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3749 attached , child_tidptr=0x555556c775d0) = 3749 [pid 3749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3749] setpgid(0, 0) = 0 [pid 3749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3749] write(3, "1000", 4) = 4 [pid 3749] close(3) = 0 [pid 3749] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3749] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3749] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3749] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3749] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3749] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3749] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3749] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3749] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3749] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3749] write(7, "5", 1) = 1 [pid 3749] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3749] exit_group(0) = ? [pid 3749] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3749, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3750 ./strace-static-x86_64: Process 3750 attached [pid 3750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3750] setpgid(0, 0) = 0 [pid 3750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3750] write(3, "1000", 4) = 4 [pid 3750] close(3) = 0 [pid 3750] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3750] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3750] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3750] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3750] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3750] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3750] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3750] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3750] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3750] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3750] write(7, "5", 1) = 1 [pid 3750] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3750] exit_group(0) = ? [pid 3750] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3750, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3751 ./strace-static-x86_64: Process 3751 attached [pid 3751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3751] setpgid(0, 0) = 0 [pid 3751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3751] write(3, "1000", 4) = 4 [pid 3751] close(3) = 0 [pid 3751] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3751] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3751] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3751] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3751] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3751] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3751] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3751] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3751] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3751] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3751] write(7, "5", 1) = 1 [pid 3751] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3751] exit_group(0) = ? [pid 3751] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3751, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3752 ./strace-static-x86_64: Process 3752 attached [pid 3752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3752] setpgid(0, 0) = 0 [pid 3752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3752] write(3, "1000", 4) = 4 [pid 3752] close(3) = 0 [pid 3752] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3752] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3752] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3752] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3752] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3752] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3752] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3752] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3752] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3752] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3752] write(7, "5", 1) = 1 [pid 3752] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3752] exit_group(0) = ? [pid 3752] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3753 ./strace-static-x86_64: Process 3753 attached [pid 3753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3753] setpgid(0, 0) = 0 [pid 3753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3753] write(3, "1000", 4) = 4 [pid 3753] close(3) = 0 [pid 3753] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3753] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3753] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3753] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3753] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3753] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3753] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3753] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3753] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3753] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3753] write(7, "5", 1) = 1 [pid 3753] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3753] exit_group(0) = ? [pid 3753] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3753, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3754 ./strace-static-x86_64: Process 3754 attached [pid 3754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3754] setpgid(0, 0) = 0 [pid 3754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3754] write(3, "1000", 4) = 4 [pid 3754] close(3) = 0 [pid 3754] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3754] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3754] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3754] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3754] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3754] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3754] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3754] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3754] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3754] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3754] write(7, "5", 1) = 1 [pid 3754] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3754] exit_group(0) = ? [pid 3754] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3755 ./strace-static-x86_64: Process 3755 attached [pid 3755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3755] setpgid(0, 0) = 0 [pid 3755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3755] write(3, "1000", 4) = 4 [pid 3755] close(3) = 0 [pid 3755] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3755] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3755] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3755] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3755] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3755] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3755] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3755] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3755] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3755] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3755] write(7, "5", 1) = 1 [pid 3755] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3755] exit_group(0) = ? [pid 3755] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3756 attached , child_tidptr=0x555556c775d0) = 3756 [pid 3756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3756] setpgid(0, 0) = 0 [pid 3756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3756] write(3, "1000", 4) = 4 [pid 3756] close(3) = 0 [pid 3756] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3756] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3756] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3756] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3756] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3756] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3756] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3756] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3756] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3756] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3756] write(7, "5", 1) = 1 [pid 3756] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3756] exit_group(0) = ? [pid 3756] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3756, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3757 attached , child_tidptr=0x555556c775d0) = 3757 [pid 3757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3757] setpgid(0, 0) = 0 [pid 3757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3757] write(3, "1000", 4) = 4 [pid 3757] close(3) = 0 [pid 3757] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3757] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3757] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3757] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3757] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3757] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3757] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3757] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3757] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3757] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3757] write(7, "5", 1) = 1 [pid 3757] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3757] exit_group(0) = ? [pid 3757] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3758 ./strace-static-x86_64: Process 3758 attached [pid 3758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3758] setpgid(0, 0) = 0 [pid 3758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3758] write(3, "1000", 4) = 4 [pid 3758] close(3) = 0 [pid 3758] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3758] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3758] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3758] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3758] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3758] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3758] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3758] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3758] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3758] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3758] write(7, "5", 1) = 1 [pid 3758] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3758] exit_group(0) = ? [pid 3758] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3759 attached , child_tidptr=0x555556c775d0) = 3759 [pid 3759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3759] setpgid(0, 0) = 0 [pid 3759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3759] write(3, "1000", 4) = 4 [pid 3759] close(3) = 0 [pid 3759] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3759] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3759] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3759] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3759] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3759] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3759] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3759] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3759] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3759] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3759] write(7, "5", 1) = 1 [pid 3759] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3759] exit_group(0) = ? [pid 3759] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3759, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3760 ./strace-static-x86_64: Process 3760 attached [pid 3760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3760] setpgid(0, 0) = 0 [pid 3760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3760] write(3, "1000", 4) = 4 [pid 3760] close(3) = 0 [pid 3760] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3760] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3760] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3760] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3760] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3760] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3760] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3760] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3760] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3760] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3760] write(7, "5", 1) = 1 [pid 3760] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3760] exit_group(0) = ? [pid 3760] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3761 ./strace-static-x86_64: Process 3761 attached [pid 3761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3761] setpgid(0, 0) = 0 [pid 3761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3761] write(3, "1000", 4) = 4 [pid 3761] close(3) = 0 [pid 3761] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3761] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3761] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3761] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3761] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3761] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3761] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3761] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3761] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3761] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3761] write(7, "5", 1) = 1 [pid 3761] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3761] exit_group(0) = ? [pid 3761] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3762 ./strace-static-x86_64: Process 3762 attached [pid 3762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3762] setpgid(0, 0) = 0 [pid 3762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3762] write(3, "1000", 4) = 4 [pid 3762] close(3) = 0 [pid 3762] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3762] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3762] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3762] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3762] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3762] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3762] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3762] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3762] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3762] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3762] write(7, "5", 1) = 1 [pid 3762] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3762] exit_group(0) = ? [pid 3762] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3763 ./strace-static-x86_64: Process 3763 attached [pid 3763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3763] setpgid(0, 0) = 0 [pid 3763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3763] write(3, "1000", 4) = 4 [pid 3763] close(3) = 0 [pid 3763] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3763] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3763] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3763] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3763] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3763] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3763] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3763] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3763] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3763] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3763] write(7, "5", 1) = 1 [pid 3763] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3763] exit_group(0) = ? [pid 3763] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3764 ./strace-static-x86_64: Process 3764 attached [pid 3764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3764] setpgid(0, 0) = 0 [pid 3764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3764] write(3, "1000", 4) = 4 [pid 3764] close(3) = 0 [pid 3764] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3764] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3764] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3764] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3764] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3764] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3764] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3764] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3764] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3764] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3764] write(7, "5", 1) = 1 [pid 3764] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3764] exit_group(0) = ? [pid 3764] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3764, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3765 ./strace-static-x86_64: Process 3765 attached [pid 3765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3765] setpgid(0, 0) = 0 [pid 3765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3765] write(3, "1000", 4) = 4 [pid 3765] close(3) = 0 [pid 3765] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3765] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3765] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3765] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3765] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3765] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3765] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3765] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3765] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3765] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3765] write(7, "5", 1) = 1 [pid 3765] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3765] exit_group(0) = ? [pid 3765] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3765, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3766 ./strace-static-x86_64: Process 3766 attached [pid 3766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3766] setpgid(0, 0) = 0 [pid 3766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3766] write(3, "1000", 4) = 4 [pid 3766] close(3) = 0 [pid 3766] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3766] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3766] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3766] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3766] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3766] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3766] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3766] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3766] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3766] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3766] write(7, "5", 1) = 1 [pid 3766] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3766] exit_group(0) = ? [pid 3766] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3766, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3767 ./strace-static-x86_64: Process 3767 attached [pid 3767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3767] setpgid(0, 0) = 0 [pid 3767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3767] write(3, "1000", 4) = 4 [pid 3767] close(3) = 0 [pid 3767] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3767] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3767] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3767] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3767] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3767] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3767] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3767] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3767] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3767] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3767] write(7, "5", 1) = 1 [pid 3767] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3767] exit_group(0) = ? [pid 3767] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3767, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3768 ./strace-static-x86_64: Process 3768 attached [pid 3768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3768] setpgid(0, 0) = 0 [pid 3768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3768] write(3, "1000", 4) = 4 [pid 3768] close(3) = 0 [pid 3768] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3768] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3768] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3768] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3768] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3768] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3768] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3768] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3768] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3768] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3768] write(7, "5", 1) = 1 [pid 3768] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3768] exit_group(0) = ? [pid 3768] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3768, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3769 attached , child_tidptr=0x555556c775d0) = 3769 [pid 3769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3769] setpgid(0, 0) = 0 [pid 3769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3769] write(3, "1000", 4) = 4 [pid 3769] close(3) = 0 [pid 3769] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3769] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3769] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3769] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3769] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3769] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3769] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3769] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3769] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3769] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3769] write(7, "5", 1) = 1 [pid 3769] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3769] exit_group(0) = ? [pid 3769] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3770 ./strace-static-x86_64: Process 3770 attached [pid 3770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3770] setpgid(0, 0) = 0 [pid 3770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3770] write(3, "1000", 4) = 4 [pid 3770] close(3) = 0 [pid 3770] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3770] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3770] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3770] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3770] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3770] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3770] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3770] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3770] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3770] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3770] write(7, "5", 1) = 1 [pid 3770] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3770] exit_group(0) = ? [pid 3770] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3771 ./strace-static-x86_64: Process 3771 attached [pid 3771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3771] setpgid(0, 0) = 0 [pid 3771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3771] write(3, "1000", 4) = 4 [pid 3771] close(3) = 0 [pid 3771] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3771] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3771] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3771] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3771] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3771] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3771] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3771] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3771] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3771] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3771] write(7, "5", 1) = 1 [pid 3771] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3771] exit_group(0) = ? [pid 3771] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3772 attached , child_tidptr=0x555556c775d0) = 3772 [pid 3772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3772] setpgid(0, 0) = 0 [pid 3772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3772] write(3, "1000", 4) = 4 [pid 3772] close(3) = 0 [pid 3772] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3772] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3772] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3772] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3772] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3772] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3772] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3772] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3772] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3772] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3772] write(7, "5", 1) = 1 [pid 3772] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3772] exit_group(0) = ? [pid 3772] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3772, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3773 ./strace-static-x86_64: Process 3773 attached [pid 3773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3773] setpgid(0, 0) = 0 [pid 3773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3773] write(3, "1000", 4) = 4 [pid 3773] close(3) = 0 [pid 3773] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3773] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3773] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3773] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3773] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3773] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3773] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3773] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3773] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3773] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3773] write(7, "5", 1) = 1 [pid 3773] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3773] exit_group(0) = ? [pid 3773] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3773, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3774 ./strace-static-x86_64: Process 3774 attached [pid 3774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3774] setpgid(0, 0) = 0 [pid 3774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3774] write(3, "1000", 4) = 4 [pid 3774] close(3) = 0 [pid 3774] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3774] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3774] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3774] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3774] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3774] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3774] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3774] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3774] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3774] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3774] write(7, "5", 1) = 1 [pid 3774] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3774] exit_group(0) = ? [pid 3774] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3775 ./strace-static-x86_64: Process 3775 attached [pid 3775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3775] setpgid(0, 0) = 0 [pid 3775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3775] write(3, "1000", 4) = 4 [pid 3775] close(3) = 0 [pid 3775] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3775] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3775] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3775] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3775] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3775] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3775] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3775] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3775] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3775] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3775] write(7, "5", 1) = 1 [pid 3775] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3775] exit_group(0) = ? [pid 3775] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3775, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3776 ./strace-static-x86_64: Process 3776 attached [pid 3776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3776] setpgid(0, 0) = 0 [pid 3776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3776] write(3, "1000", 4) = 4 [pid 3776] close(3) = 0 [pid 3776] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3776] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3776] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3776] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3776] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3776] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3776] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3776] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3776] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3776] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3776] write(7, "5", 1) = 1 [pid 3776] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3776] exit_group(0) = ? [pid 3776] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3776, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3777 attached , child_tidptr=0x555556c775d0) = 3777 [pid 3777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3777] setpgid(0, 0) = 0 [pid 3777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3777] write(3, "1000", 4) = 4 [pid 3777] close(3) = 0 [pid 3777] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3777] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3777] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3777] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3777] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3777] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3777] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3777] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3777] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3777] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3777] write(7, "5", 1) = 1 [pid 3777] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3777] exit_group(0) = ? [pid 3777] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3777, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3778 ./strace-static-x86_64: Process 3778 attached [pid 3778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3778] setpgid(0, 0) = 0 [pid 3778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3778] write(3, "1000", 4) = 4 [pid 3778] close(3) = 0 [pid 3778] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3778] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3778] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3778] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3778] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3778] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3778] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3778] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3778] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3778] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3778] write(7, "5", 1) = 1 [pid 3778] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3778] exit_group(0) = ? [pid 3778] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3779 ./strace-static-x86_64: Process 3779 attached [pid 3779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3779] setpgid(0, 0) = 0 [pid 3779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3779] write(3, "1000", 4) = 4 [pid 3779] close(3) = 0 [pid 3779] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3779] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3779] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3779] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3779] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3779] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3779] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3779] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3779] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3779] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3779] write(7, "5", 1) = 1 [pid 3779] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3779] exit_group(0) = ? [pid 3779] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3780 ./strace-static-x86_64: Process 3780 attached [pid 3780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3780] setpgid(0, 0) = 0 [pid 3780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3780] write(3, "1000", 4) = 4 [pid 3780] close(3) = 0 [pid 3780] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3780] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3780] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3780] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3780] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3780] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3780] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3780] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3780] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3780] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3780] write(7, "5", 1) = 1 [pid 3780] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3780] exit_group(0) = ? [pid 3780] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3781 ./strace-static-x86_64: Process 3781 attached [pid 3781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3781] setpgid(0, 0) = 0 [pid 3781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3781] write(3, "1000", 4) = 4 [pid 3781] close(3) = 0 [pid 3781] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3781] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3781] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3781] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3781] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3781] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3781] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3781] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3781] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3781] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3781] write(7, "5", 1) = 1 [pid 3781] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3781] exit_group(0) = ? [pid 3781] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3782 attached , child_tidptr=0x555556c775d0) = 3782 [pid 3782] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3782] setpgid(0, 0) = 0 [pid 3782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3782] write(3, "1000", 4) = 4 [pid 3782] close(3) = 0 [pid 3782] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3782] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3782] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3782] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3782] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3782] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3782] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3782] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3782] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3782] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3782] write(7, "5", 1) = 1 [pid 3782] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3782] exit_group(0) = ? [pid 3782] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3782, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3783 ./strace-static-x86_64: Process 3783 attached [pid 3783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3783] setpgid(0, 0) = 0 [pid 3783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3783] write(3, "1000", 4) = 4 [pid 3783] close(3) = 0 [pid 3783] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3783] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3783] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3783] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3783] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3783] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3783] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3783] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3783] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3783] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3783] write(7, "5", 1) = 1 [pid 3783] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3783] exit_group(0) = ? [pid 3783] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3784 attached , child_tidptr=0x555556c775d0) = 3784 [pid 3784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3784] setpgid(0, 0) = 0 [pid 3784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3784] write(3, "1000", 4) = 4 [pid 3784] close(3) = 0 [pid 3784] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3784] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3784] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3784] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3784] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3784] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3784] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3784] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3784] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3784] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3784] write(7, "5", 1) = 1 [pid 3784] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3784] exit_group(0) = ? [pid 3784] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3785 ./strace-static-x86_64: Process 3785 attached [pid 3785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3785] setpgid(0, 0) = 0 [pid 3785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3785] write(3, "1000", 4) = 4 [pid 3785] close(3) = 0 [pid 3785] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3785] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3785] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3785] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3785] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3785] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3785] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3785] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3785] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3785] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3785] write(7, "5", 1) = 1 [pid 3785] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3785] exit_group(0) = ? [pid 3785] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3785, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3786 ./strace-static-x86_64: Process 3786 attached [pid 3786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3786] setpgid(0, 0) = 0 [pid 3786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3786] write(3, "1000", 4) = 4 [pid 3786] close(3) = 0 [pid 3786] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3786] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3786] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3786] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3786] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3786] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3786] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3786] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3786] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3786] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3786] write(7, "5", 1) = 1 [pid 3786] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3786] exit_group(0) = ? [pid 3786] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3786, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3787 ./strace-static-x86_64: Process 3787 attached [pid 3787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3787] setpgid(0, 0) = 0 [pid 3787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3787] write(3, "1000", 4) = 4 [pid 3787] close(3) = 0 [pid 3787] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3787] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3787] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3787] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3787] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3787] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3787] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3787] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3787] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3787] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3787] write(7, "5", 1) = 1 [pid 3787] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3787] exit_group(0) = ? [pid 3787] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3787, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3788 ./strace-static-x86_64: Process 3788 attached [pid 3788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3788] setpgid(0, 0) = 0 [pid 3788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3788] write(3, "1000", 4) = 4 [pid 3788] close(3) = 0 [pid 3788] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3788] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3788] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3788] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3788] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3788] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3788] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3788] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3788] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3788] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3788] write(7, "5", 1) = 1 [pid 3788] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3788] exit_group(0) = ? [pid 3788] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3788, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3789 ./strace-static-x86_64: Process 3789 attached [pid 3789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3789] setpgid(0, 0) = 0 [pid 3789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3789] write(3, "1000", 4) = 4 [pid 3789] close(3) = 0 [pid 3789] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3789] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3789] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3789] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3789] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3789] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3789] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3789] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3789] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3789] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3789] write(7, "5", 1) = 1 [pid 3789] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3789] exit_group(0) = ? [pid 3789] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3790 ./strace-static-x86_64: Process 3790 attached [pid 3790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3790] setpgid(0, 0) = 0 [pid 3790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3790] write(3, "1000", 4) = 4 [pid 3790] close(3) = 0 [pid 3790] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3790] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3790] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3790] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3790] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3790] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3790] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3790] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3790] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3790] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3790] write(7, "5", 1) = 1 [pid 3790] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3790] exit_group(0) = ? [pid 3790] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3790, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3791 attached , child_tidptr=0x555556c775d0) = 3791 [pid 3791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3791] setpgid(0, 0) = 0 [pid 3791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3791] write(3, "1000", 4) = 4 [pid 3791] close(3) = 0 [pid 3791] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3791] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3791] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3791] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3791] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3791] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3791] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3791] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3791] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3791] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3791] write(7, "5", 1) = 1 [pid 3791] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3791] exit_group(0) = ? [pid 3791] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3792 ./strace-static-x86_64: Process 3792 attached [pid 3792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3792] setpgid(0, 0) = 0 [pid 3792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3792] write(3, "1000", 4) = 4 [pid 3792] close(3) = 0 [pid 3792] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3792] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3792] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3792] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3792] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3792] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3792] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3792] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3792] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3792] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3792] write(7, "5", 1) = 1 [pid 3792] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3792] exit_group(0) = ? [pid 3792] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3793 ./strace-static-x86_64: Process 3793 attached [pid 3793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3793] setpgid(0, 0) = 0 [pid 3793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3793] write(3, "1000", 4) = 4 [pid 3793] close(3) = 0 [pid 3793] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3793] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3793] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3793] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3793] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3793] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3793] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3793] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3793] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3793] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3793] write(7, "5", 1) = 1 [pid 3793] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3793] exit_group(0) = ? [pid 3793] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3793, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3794 attached , child_tidptr=0x555556c775d0) = 3794 [pid 3794] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3794] setpgid(0, 0) = 0 [pid 3794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3794] write(3, "1000", 4) = 4 [pid 3794] close(3) = 0 [pid 3794] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3794] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3794] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3794] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3794] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3794] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3794] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3794] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3794] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3794] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3794] write(7, "5", 1) = 1 [pid 3794] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3794] exit_group(0) = ? [pid 3794] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3794, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3795 ./strace-static-x86_64: Process 3795 attached [pid 3795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3795] setpgid(0, 0) = 0 [pid 3795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3795] write(3, "1000", 4) = 4 [pid 3795] close(3) = 0 [pid 3795] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3795] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3795] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3795] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3795] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3795] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3795] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3795] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3795] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3795] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3795] write(7, "5", 1) = 1 [pid 3795] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3795] exit_group(0) = ? [pid 3795] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3796 attached , child_tidptr=0x555556c775d0) = 3796 [pid 3796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3796] setpgid(0, 0) = 0 [pid 3796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3796] write(3, "1000", 4) = 4 [pid 3796] close(3) = 0 [pid 3796] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3796] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3796] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3796] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3796] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3796] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3796] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3796] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3796] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3796] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3796] write(7, "5", 1) = 1 [pid 3796] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3796] exit_group(0) = ? [pid 3796] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3797 ./strace-static-x86_64: Process 3797 attached [pid 3797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3797] setpgid(0, 0) = 0 [pid 3797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3797] write(3, "1000", 4) = 4 [pid 3797] close(3) = 0 [pid 3797] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3797] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3797] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3797] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3797] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3797] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3797] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3797] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3797] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3797] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3797] write(7, "5", 1) = 1 [pid 3797] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3797] exit_group(0) = ? [pid 3797] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3798 ./strace-static-x86_64: Process 3798 attached [pid 3798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3798] setpgid(0, 0) = 0 [pid 3798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3798] write(3, "1000", 4) = 4 [pid 3798] close(3) = 0 [pid 3798] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3798] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3798] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3798] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3798] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3798] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3798] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3798] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3798] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3798] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3798] write(7, "5", 1) = 1 [pid 3798] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3798] exit_group(0) = ? [pid 3798] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3798, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3799 attached , child_tidptr=0x555556c775d0) = 3799 [pid 3799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3799] setpgid(0, 0) = 0 [pid 3799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3799] write(3, "1000", 4) = 4 [pid 3799] close(3) = 0 [pid 3799] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3799] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3799] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3799] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3799] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3799] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3799] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3799] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3799] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3799] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3799] write(7, "5", 1) = 1 [pid 3799] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3799] exit_group(0) = ? [pid 3799] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3800 ./strace-static-x86_64: Process 3800 attached [pid 3800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3800] setpgid(0, 0) = 0 [pid 3800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3800] write(3, "1000", 4) = 4 [pid 3800] close(3) = 0 [pid 3800] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3800] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3800] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3800] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3800] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3800] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3800] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3800] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3800] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3800] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3800] write(7, "5", 1) = 1 [pid 3800] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3800] exit_group(0) = ? [pid 3800] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3801 attached , child_tidptr=0x555556c775d0) = 3801 [pid 3801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3801] setpgid(0, 0) = 0 [pid 3801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3801] write(3, "1000", 4) = 4 [pid 3801] close(3) = 0 [pid 3801] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3801] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3801] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3801] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3801] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3801] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3801] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3801] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3801] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3801] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3801] write(7, "5", 1) = 1 [pid 3801] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3801] exit_group(0) = ? [pid 3801] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3801, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3802 ./strace-static-x86_64: Process 3802 attached [pid 3802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3802] setpgid(0, 0) = 0 [pid 3802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3802] write(3, "1000", 4) = 4 [pid 3802] close(3) = 0 [pid 3802] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3802] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3802] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3802] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3802] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3802] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3802] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3802] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3802] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3802] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3802] write(7, "5", 1) = 1 [pid 3802] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3802] exit_group(0) = ? [pid 3802] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3802, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3803 ./strace-static-x86_64: Process 3803 attached [pid 3803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3803] setpgid(0, 0) = 0 [pid 3803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3803] write(3, "1000", 4) = 4 [pid 3803] close(3) = 0 [pid 3803] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3803] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3803] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3803] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3803] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3803] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3803] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3803] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3803] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3803] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3803] write(7, "5", 1) = 1 [pid 3803] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3803] exit_group(0) = ? [pid 3803] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3803, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3804 ./strace-static-x86_64: Process 3804 attached [pid 3804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3804] setpgid(0, 0) = 0 [pid 3804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3804] write(3, "1000", 4) = 4 [pid 3804] close(3) = 0 [pid 3804] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3804] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3804] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3804] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3804] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3804] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3804] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3804] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3804] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3804] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3804] write(7, "5", 1) = 1 [pid 3804] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3804] exit_group(0) = ? [pid 3804] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3805 attached [pid 3805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3638] <... clone resumed>, child_tidptr=0x555556c775d0) = 3805 [pid 3805] <... prctl resumed>) = 0 [pid 3805] setpgid(0, 0) = 0 [pid 3805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3805] write(3, "1000", 4) = 4 [pid 3805] close(3) = 0 [pid 3805] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3805] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3805] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3805] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3805] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3805] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3805] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3805] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3805] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3805] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3805] write(7, "5", 1) = 1 [pid 3805] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3805] exit_group(0) = ? [pid 3805] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3806 ./strace-static-x86_64: Process 3806 attached [pid 3806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3806] setpgid(0, 0) = 0 [pid 3806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3806] write(3, "1000", 4) = 4 [pid 3806] close(3) = 0 [pid 3806] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3806] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3806] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3806] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3806] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3806] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3806] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3806] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3806] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3806] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3806] write(7, "5", 1) = 1 [pid 3806] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3806] exit_group(0) = ? [pid 3806] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3806, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3807 ./strace-static-x86_64: Process 3807 attached [pid 3807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3807] setpgid(0, 0) = 0 [pid 3807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3807] write(3, "1000", 4) = 4 [pid 3807] close(3) = 0 [pid 3807] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3807] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3807] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3807] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3807] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3807] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3807] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3807] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3807] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3807] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3807] write(7, "5", 1) = 1 [pid 3807] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3807] exit_group(0) = ? [pid 3807] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3807, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3808 attached , child_tidptr=0x555556c775d0) = 3808 [pid 3808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3808] setpgid(0, 0) = 0 [pid 3808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3808] write(3, "1000", 4) = 4 [pid 3808] close(3) = 0 [pid 3808] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3808] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3808] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3808] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3808] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3808] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3808] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3808] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3808] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3808] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3808] write(7, "5", 1) = 1 [pid 3808] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3808] exit_group(0) = ? [pid 3808] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3808, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3809 ./strace-static-x86_64: Process 3809 attached [pid 3809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3809] setpgid(0, 0) = 0 [pid 3809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3809] write(3, "1000", 4) = 4 [pid 3809] close(3) = 0 [pid 3809] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3809] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3809] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3809] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3809] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3809] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3809] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3809] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3809] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3809] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3809] write(7, "5", 1) = 1 [pid 3809] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3809] exit_group(0) = ? [pid 3809] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3810 ./strace-static-x86_64: Process 3810 attached [pid 3810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3810] setpgid(0, 0) = 0 [pid 3810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3810] write(3, "1000", 4) = 4 [pid 3810] close(3) = 0 [pid 3810] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3810] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3810] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3810] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3810] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3810] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3810] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3810] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3810] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3810] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3810] write(7, "5", 1) = 1 [pid 3810] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3810] exit_group(0) = ? [pid 3810] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3811 ./strace-static-x86_64: Process 3811 attached [pid 3811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3811] setpgid(0, 0) = 0 [pid 3811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3811] write(3, "1000", 4) = 4 [pid 3811] close(3) = 0 [pid 3811] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3811] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3811] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3811] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3811] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3811] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3811] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3811] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3811] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3811] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3811] write(7, "5", 1) = 1 [pid 3811] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3811] exit_group(0) = ? [pid 3811] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3811, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3812 ./strace-static-x86_64: Process 3812 attached [pid 3812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3812] setpgid(0, 0) = 0 [pid 3812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3812] write(3, "1000", 4) = 4 [pid 3812] close(3) = 0 [pid 3812] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3812] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3812] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3812] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3812] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3812] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3812] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3812] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3812] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3812] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3812] write(7, "5", 1) = 1 [pid 3812] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3812] exit_group(0) = ? [pid 3812] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3813 ./strace-static-x86_64: Process 3813 attached [pid 3813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3813] setpgid(0, 0) = 0 [pid 3813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3813] write(3, "1000", 4) = 4 [pid 3813] close(3) = 0 [pid 3813] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3813] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3813] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3813] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3813] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3813] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3813] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3813] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3813] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3813] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3813] write(7, "5", 1) = 1 [pid 3813] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3813] exit_group(0) = ? [pid 3813] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3813, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3814 ./strace-static-x86_64: Process 3814 attached [pid 3814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3814] setpgid(0, 0) = 0 [pid 3814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3814] write(3, "1000", 4) = 4 [pid 3814] close(3) = 0 [pid 3814] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3814] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3814] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3814] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3814] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3814] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3814] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3814] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3814] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3814] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3814] write(7, "5", 1) = 1 [pid 3814] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3814] exit_group(0) = ? [pid 3814] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3814, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3815 attached , child_tidptr=0x555556c775d0) = 3815 [pid 3815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3815] setpgid(0, 0) = 0 [pid 3815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3815] write(3, "1000", 4) = 4 [pid 3815] close(3) = 0 [pid 3815] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3815] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3815] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3815] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3815] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3815] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3815] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3815] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3815] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3815] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3815] write(7, "5", 1) = 1 [pid 3815] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3815] exit_group(0) = ? [pid 3815] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3816 attached , child_tidptr=0x555556c775d0) = 3816 [pid 3816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3816] setpgid(0, 0) = 0 [pid 3816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3816] write(3, "1000", 4) = 4 [pid 3816] close(3) = 0 [pid 3816] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3816] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3816] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3816] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3816] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3816] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3816] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3816] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3816] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3816] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3816] write(7, "5", 1) = 1 [pid 3816] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3816] exit_group(0) = ? [pid 3816] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3817 attached , child_tidptr=0x555556c775d0) = 3817 [pid 3817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3817] setpgid(0, 0) = 0 [pid 3817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3817] write(3, "1000", 4) = 4 [pid 3817] close(3) = 0 [pid 3817] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3817] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3817] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3817] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3817] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3817] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3817] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3817] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3817] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3817] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3817] write(7, "5", 1) = 1 [pid 3817] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3817] exit_group(0) = ? [pid 3817] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3817, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3818 ./strace-static-x86_64: Process 3818 attached [pid 3818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3818] setpgid(0, 0) = 0 [pid 3818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3818] write(3, "1000", 4) = 4 [pid 3818] close(3) = 0 [pid 3818] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3818] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3818] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3818] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3818] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3818] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3818] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3818] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3818] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3818] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3818] write(7, "5", 1) = 1 [pid 3818] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3818] exit_group(0) = ? [pid 3818] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3819 ./strace-static-x86_64: Process 3819 attached [pid 3819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3819] setpgid(0, 0) = 0 [pid 3819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3819] write(3, "1000", 4) = 4 [pid 3819] close(3) = 0 [pid 3819] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3819] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3819] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3819] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3819] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3819] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3819] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3819] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3819] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3819] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3819] write(7, "5", 1) = 1 [pid 3819] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3819] exit_group(0) = ? [pid 3819] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3819, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3820 ./strace-static-x86_64: Process 3820 attached [pid 3820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3820] setpgid(0, 0) = 0 [pid 3820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3820] write(3, "1000", 4) = 4 [pid 3820] close(3) = 0 [pid 3820] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3820] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3820] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3820] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3820] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3820] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3820] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3820] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3820] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3820] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3820] write(7, "5", 1) = 1 [pid 3820] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3820] exit_group(0) = ? [pid 3820] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3820, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3821 ./strace-static-x86_64: Process 3821 attached [pid 3821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3821] setpgid(0, 0) = 0 [pid 3821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3821] write(3, "1000", 4) = 4 [pid 3821] close(3) = 0 [pid 3821] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3821] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3821] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3821] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3821] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3821] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3821] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3821] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3821] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3821] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3821] write(7, "5", 1) = 1 [pid 3821] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3821] exit_group(0) = ? [pid 3821] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3821, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3822 attached , child_tidptr=0x555556c775d0) = 3822 [pid 3822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3822] setpgid(0, 0) = 0 [pid 3822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3822] write(3, "1000", 4) = 4 [pid 3822] close(3) = 0 [pid 3822] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3822] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3822] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3822] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3822] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3822] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3822] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3822] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3822] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3822] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3822] write(7, "5", 1) = 1 [pid 3822] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3822] exit_group(0) = ? [pid 3822] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3823 ./strace-static-x86_64: Process 3823 attached [pid 3823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3823] setpgid(0, 0) = 0 [pid 3823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3823] write(3, "1000", 4) = 4 [pid 3823] close(3) = 0 [pid 3823] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3823] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3823] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3823] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3823] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3823] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3823] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3823] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3823] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3823] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3823] write(7, "5", 1) = 1 [pid 3823] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3823] exit_group(0) = ? [pid 3823] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3824 ./strace-static-x86_64: Process 3824 attached [pid 3824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3824] setpgid(0, 0) = 0 [pid 3824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3824] write(3, "1000", 4) = 4 [pid 3824] close(3) = 0 [pid 3824] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3824] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3824] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3824] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3824] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3824] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3824] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3824] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3824] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3824] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3824] write(7, "5", 1) = 1 [pid 3824] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3824] exit_group(0) = ? [pid 3824] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3825 ./strace-static-x86_64: Process 3825 attached [pid 3825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3825] setpgid(0, 0) = 0 [pid 3825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3825] write(3, "1000", 4) = 4 [pid 3825] close(3) = 0 [pid 3825] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3825] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3825] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3825] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3825] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3825] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3825] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3825] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3825] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3825] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3825] write(7, "5", 1) = 1 [pid 3825] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3825] exit_group(0) = ? [pid 3825] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3825, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3826 ./strace-static-x86_64: Process 3826 attached [pid 3826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3826] setpgid(0, 0) = 0 [pid 3826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3826] write(3, "1000", 4) = 4 [pid 3826] close(3) = 0 [pid 3826] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3826] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3826] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3826] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3826] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3826] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3826] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3826] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3826] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3826] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3826] write(7, "5", 1) = 1 [pid 3826] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3826] exit_group(0) = ? [pid 3826] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3827 attached , child_tidptr=0x555556c775d0) = 3827 [pid 3827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3827] setpgid(0, 0) = 0 [pid 3827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3827] write(3, "1000", 4) = 4 [pid 3827] close(3) = 0 [pid 3827] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3827] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3827] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3827] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3827] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3827] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3827] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3827] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3827] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3827] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3827] write(7, "5", 1) = 1 [pid 3827] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3827] exit_group(0) = ? [pid 3827] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3828 ./strace-static-x86_64: Process 3828 attached [pid 3828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3828] setpgid(0, 0) = 0 [pid 3828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3828] write(3, "1000", 4) = 4 [pid 3828] close(3) = 0 [pid 3828] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3828] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3828] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3828] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3828] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3828] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3828] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3828] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3828] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3828] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3828] write(7, "5", 1) = 1 [pid 3828] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3828] exit_group(0) = ? [pid 3828] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3828, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3829 ./strace-static-x86_64: Process 3829 attached [pid 3829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3829] setpgid(0, 0) = 0 [pid 3829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3829] write(3, "1000", 4) = 4 [pid 3829] close(3) = 0 [pid 3829] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3829] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3829] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3829] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3829] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3829] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3829] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3829] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3829] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3829] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3829] write(7, "5", 1) = 1 [pid 3829] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3829] exit_group(0) = ? [pid 3829] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3830 ./strace-static-x86_64: Process 3830 attached [pid 3830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3830] setpgid(0, 0) = 0 [pid 3830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3830] write(3, "1000", 4) = 4 [pid 3830] close(3) = 0 [pid 3830] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3830] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3830] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3830] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3830] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3830] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3830] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3830] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3830] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3830] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3830] write(7, "5", 1) = 1 [pid 3830] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3830] exit_group(0) = ? [pid 3830] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3830, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3831 ./strace-static-x86_64: Process 3831 attached [pid 3831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3831] setpgid(0, 0) = 0 [pid 3831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3831] write(3, "1000", 4) = 4 [pid 3831] close(3) = 0 [pid 3831] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3831] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3831] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3831] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3831] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3831] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3831] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3831] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3831] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3831] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3831] write(7, "5", 1) = 1 [pid 3831] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3831] exit_group(0) = ? [pid 3831] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3832 ./strace-static-x86_64: Process 3832 attached [pid 3832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3832] setpgid(0, 0) = 0 [pid 3832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3832] write(3, "1000", 4) = 4 [pid 3832] close(3) = 0 [pid 3832] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3832] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3832] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3832] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3832] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3832] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3832] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3832] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3832] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3832] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3832] write(7, "5", 1) = 1 [pid 3832] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3832] exit_group(0) = ? [pid 3832] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3833 ./strace-static-x86_64: Process 3833 attached [pid 3833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3833] setpgid(0, 0) = 0 [pid 3833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3833] write(3, "1000", 4) = 4 [pid 3833] close(3) = 0 [pid 3833] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3833] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3833] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3833] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3833] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3833] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3833] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3833] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3833] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3833] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3833] write(7, "5", 1) = 1 [pid 3833] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3833] exit_group(0) = ? [pid 3833] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3833, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3834 ./strace-static-x86_64: Process 3834 attached [pid 3834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3834] setpgid(0, 0) = 0 [pid 3834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3834] write(3, "1000", 4) = 4 [pid 3834] close(3) = 0 [pid 3834] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3834] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3834] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3834] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3834] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3834] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3834] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3834] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3834] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3834] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3834] write(7, "5", 1) = 1 [pid 3834] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3834] exit_group(0) = ? [pid 3834] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3834, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3835 ./strace-static-x86_64: Process 3835 attached [pid 3835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3835] setpgid(0, 0) = 0 [pid 3835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3835] write(3, "1000", 4) = 4 [pid 3835] close(3) = 0 [pid 3835] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3835] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3835] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3835] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3835] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3835] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3835] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3835] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3835] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3835] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3835] write(7, "5", 1) = 1 [pid 3835] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3835] exit_group(0) = ? [pid 3835] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3835, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3836 ./strace-static-x86_64: Process 3836 attached [pid 3836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3836] setpgid(0, 0) = 0 [pid 3836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3836] write(3, "1000", 4) = 4 [pid 3836] close(3) = 0 [pid 3836] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3836] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3836] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3836] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3836] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3836] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3836] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3836] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3836] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3836] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3836] write(7, "5", 1) = 1 [pid 3836] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3836] exit_group(0) = ? [pid 3836] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3837 attached , child_tidptr=0x555556c775d0) = 3837 [pid 3837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3837] setpgid(0, 0) = 0 [pid 3837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3837] write(3, "1000", 4) = 4 [pid 3837] close(3) = 0 [pid 3837] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3837] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3837] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3837] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3837] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3837] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3837] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3837] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3837] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3837] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3837] write(7, "5", 1) = 1 [pid 3837] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3837] exit_group(0) = ? [pid 3837] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3838 ./strace-static-x86_64: Process 3838 attached [pid 3838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3838] setpgid(0, 0) = 0 [pid 3838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3838] write(3, "1000", 4) = 4 [pid 3838] close(3) = 0 [pid 3838] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3838] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3838] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3838] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3838] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3838] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3838] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3838] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3838] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3838] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3838] write(7, "5", 1) = 1 [pid 3838] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3838] exit_group(0) = ? [pid 3838] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3839 ./strace-static-x86_64: Process 3839 attached [pid 3839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3839] setpgid(0, 0) = 0 [pid 3839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3839] write(3, "1000", 4) = 4 [pid 3839] close(3) = 0 [pid 3839] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3839] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3839] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3839] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3839] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3839] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3839] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3839] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3839] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3839] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3839] write(7, "5", 1) = 1 [pid 3839] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3839] exit_group(0) = ? [pid 3839] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3839, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3840 ./strace-static-x86_64: Process 3840 attached [pid 3840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3840] setpgid(0, 0) = 0 [pid 3840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3840] write(3, "1000", 4) = 4 [pid 3840] close(3) = 0 [pid 3840] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3840] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3840] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3840] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3840] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3840] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3840] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3840] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3840] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3840] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3840] write(7, "5", 1) = 1 [pid 3840] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3840] exit_group(0) = ? [pid 3840] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3840, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3841 attached , child_tidptr=0x555556c775d0) = 3841 [pid 3841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3841] setpgid(0, 0) = 0 [pid 3841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3841] write(3, "1000", 4) = 4 [pid 3841] close(3) = 0 [pid 3841] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3841] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3841] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3841] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3841] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3841] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3841] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3841] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3841] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3841] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3841] write(7, "5", 1) = 1 [pid 3841] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3841] exit_group(0) = ? [pid 3841] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3842 ./strace-static-x86_64: Process 3842 attached [pid 3842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3842] setpgid(0, 0) = 0 [pid 3842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3842] write(3, "1000", 4) = 4 [pid 3842] close(3) = 0 [pid 3842] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3842] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3842] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3842] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3842] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3842] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3842] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3842] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3842] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3842] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3842] write(7, "5", 1) = 1 [pid 3842] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3842] exit_group(0) = ? [pid 3842] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3843 attached , child_tidptr=0x555556c775d0) = 3843 [pid 3843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3843] setpgid(0, 0) = 0 [pid 3843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3843] write(3, "1000", 4) = 4 [pid 3843] close(3) = 0 [pid 3843] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3843] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3843] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3843] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3843] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3843] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3843] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3843] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3843] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3843] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3843] write(7, "5", 1) = 1 [pid 3843] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3843] exit_group(0) = ? [pid 3843] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3844 ./strace-static-x86_64: Process 3844 attached [pid 3844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3844] setpgid(0, 0) = 0 [pid 3844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3844] write(3, "1000", 4) = 4 [pid 3844] close(3) = 0 [pid 3844] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3844] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3844] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3844] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3844] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3844] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3844] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3844] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3844] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3844] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3844] write(7, "5", 1) = 1 [pid 3844] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3844] exit_group(0) = ? [pid 3844] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3845 ./strace-static-x86_64: Process 3845 attached [pid 3845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3845] setpgid(0, 0) = 0 [pid 3845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3845] write(3, "1000", 4) = 4 [pid 3845] close(3) = 0 [pid 3845] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3845] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3845] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3845] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3845] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3845] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3845] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3845] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3845] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3845] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3845] write(7, "5", 1) = 1 [pid 3845] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3845] exit_group(0) = ? [pid 3845] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3846 ./strace-static-x86_64: Process 3846 attached [pid 3846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3846] setpgid(0, 0) = 0 [pid 3846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3846] write(3, "1000", 4) = 4 [pid 3846] close(3) = 0 [pid 3846] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3846] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3846] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3846] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3846] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3846] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3846] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3846] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3846] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3846] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3846] write(7, "5", 1) = 1 [pid 3846] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3846] exit_group(0) = ? [pid 3846] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3847 ./strace-static-x86_64: Process 3847 attached [pid 3847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3847] setpgid(0, 0) = 0 [pid 3847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3847] write(3, "1000", 4) = 4 [pid 3847] close(3) = 0 [pid 3847] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3847] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3847] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3847] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3847] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3847] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3847] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3847] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3847] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3847] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3847] write(7, "5", 1) = 1 [pid 3847] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3847] exit_group(0) = ? [pid 3847] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3848 attached , child_tidptr=0x555556c775d0) = 3848 [pid 3848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3848] setpgid(0, 0) = 0 [pid 3848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3848] write(3, "1000", 4) = 4 [pid 3848] close(3) = 0 [pid 3848] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3848] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3848] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3848] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3848] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3848] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3848] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3848] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3848] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3848] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3848] write(7, "5", 1) = 1 [pid 3848] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3848] exit_group(0) = ? [pid 3848] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3848, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3849 ./strace-static-x86_64: Process 3849 attached [pid 3849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3849] setpgid(0, 0) = 0 [pid 3849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3849] write(3, "1000", 4) = 4 [pid 3849] close(3) = 0 [pid 3849] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3849] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3849] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3849] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3849] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3849] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3849] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3849] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3849] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3849] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3849] write(7, "5", 1) = 1 [pid 3849] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3849] exit_group(0) = ? [pid 3849] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3850 ./strace-static-x86_64: Process 3850 attached [pid 3850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3850] setpgid(0, 0) = 0 [pid 3850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3850] write(3, "1000", 4) = 4 [pid 3850] close(3) = 0 [pid 3850] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3850] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3850] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3850] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3850] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3850] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3850] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3850] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3850] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3850] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3850] write(7, "5", 1) = 1 [pid 3850] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3850] exit_group(0) = ? [pid 3850] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3851 ./strace-static-x86_64: Process 3851 attached [pid 3851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3851] setpgid(0, 0) = 0 [pid 3851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3851] write(3, "1000", 4) = 4 [pid 3851] close(3) = 0 [pid 3851] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3851] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3851] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3851] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3851] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3851] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3851] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3851] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3851] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3851] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3851] write(7, "5", 1) = 1 [pid 3851] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3851] exit_group(0) = ? [pid 3851] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3852 attached , child_tidptr=0x555556c775d0) = 3852 [pid 3852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3852] setpgid(0, 0) = 0 [pid 3852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3852] write(3, "1000", 4) = 4 [pid 3852] close(3) = 0 [pid 3852] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3852] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3852] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3852] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3852] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3852] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3852] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3852] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3852] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3852] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3852] write(7, "5", 1) = 1 [pid 3852] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3852] exit_group(0) = ? [pid 3852] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3853 ./strace-static-x86_64: Process 3853 attached [pid 3853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3853] setpgid(0, 0) = 0 [pid 3853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3853] write(3, "1000", 4) = 4 [pid 3853] close(3) = 0 [pid 3853] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3853] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3853] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3853] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3853] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3853] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3853] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3853] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3853] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3853] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3853] write(7, "5", 1) = 1 [pid 3853] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3853] exit_group(0) = ? [pid 3853] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3853, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3854 ./strace-static-x86_64: Process 3854 attached [pid 3854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3854] setpgid(0, 0) = 0 [pid 3854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3854] write(3, "1000", 4) = 4 [pid 3854] close(3) = 0 [pid 3854] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3854] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3854] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3854] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3854] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3854] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3854] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3854] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3854] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3854] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3854] write(7, "5", 1) = 1 [pid 3854] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3854] exit_group(0) = ? [pid 3854] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3855 ./strace-static-x86_64: Process 3855 attached [pid 3855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3855] setpgid(0, 0) = 0 [pid 3855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3855] write(3, "1000", 4) = 4 [pid 3855] close(3) = 0 [pid 3855] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3855] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3855] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3855] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3855] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3855] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3855] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3855] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3855] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3855] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3855] write(7, "5", 1) = 1 [pid 3855] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3855] exit_group(0) = ? [pid 3855] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3856 ./strace-static-x86_64: Process 3856 attached [pid 3856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3856] setpgid(0, 0) = 0 [pid 3856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3856] write(3, "1000", 4) = 4 [pid 3856] close(3) = 0 [pid 3856] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3856] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3856] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3856] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3856] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3856] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3856] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3856] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3856] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3856] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3856] write(7, "5", 1) = 1 [pid 3856] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3856] exit_group(0) = ? [pid 3856] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3857 attached , child_tidptr=0x555556c775d0) = 3857 [pid 3857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3857] setpgid(0, 0) = 0 [pid 3857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3857] write(3, "1000", 4) = 4 [pid 3857] close(3) = 0 [pid 3857] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3857] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3857] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3857] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3857] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3857] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3857] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3857] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3857] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3857] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3857] write(7, "5", 1) = 1 [pid 3857] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3857] exit_group(0) = ? [pid 3857] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3857, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3858 ./strace-static-x86_64: Process 3858 attached [pid 3858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3858] setpgid(0, 0) = 0 [pid 3858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3858] write(3, "1000", 4) = 4 [pid 3858] close(3) = 0 [pid 3858] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3858] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3858] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3858] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3858] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3858] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3858] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3858] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3858] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3858] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3858] write(7, "5", 1) = 1 [pid 3858] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3858] exit_group(0) = ? [pid 3858] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3859 ./strace-static-x86_64: Process 3859 attached [pid 3859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3859] setpgid(0, 0) = 0 [pid 3859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3859] write(3, "1000", 4) = 4 [pid 3859] close(3) = 0 [pid 3859] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3859] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3859] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3859] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3859] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3859] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3859] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3859] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3859] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3859] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3859] write(7, "5", 1) = 1 [pid 3859] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3859] exit_group(0) = ? [pid 3859] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3860 attached , child_tidptr=0x555556c775d0) = 3860 [pid 3860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3860] setpgid(0, 0) = 0 [pid 3860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3860] write(3, "1000", 4) = 4 [pid 3860] close(3) = 0 [pid 3860] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3860] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3860] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3860] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3860] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3860] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3860] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3860] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3860] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3860] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3860] write(7, "5", 1) = 1 [pid 3860] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3860] exit_group(0) = ? [pid 3860] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3860, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3861 ./strace-static-x86_64: Process 3861 attached [pid 3861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3861] setpgid(0, 0) = 0 [pid 3861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3861] write(3, "1000", 4) = 4 [pid 3861] close(3) = 0 [pid 3861] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3861] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3861] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3861] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3861] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3861] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3861] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3861] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3861] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3861] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3861] write(7, "5", 1) = 1 [pid 3861] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3861] exit_group(0) = ? [pid 3861] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3862 ./strace-static-x86_64: Process 3862 attached [pid 3862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3862] setpgid(0, 0) = 0 [pid 3862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3862] write(3, "1000", 4) = 4 [pid 3862] close(3) = 0 [pid 3862] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3862] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3862] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3862] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3862] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3862] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3862] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3862] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3862] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3862] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3862] write(7, "5", 1) = 1 [pid 3862] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3862] exit_group(0) = ? [pid 3862] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3863 attached , child_tidptr=0x555556c775d0) = 3863 [pid 3863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3863] setpgid(0, 0) = 0 [pid 3863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3863] write(3, "1000", 4) = 4 [pid 3863] close(3) = 0 [pid 3863] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3863] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3863] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3863] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3863] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3863] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3863] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3863] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3863] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3863] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3863] write(7, "5", 1) = 1 [pid 3863] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3863] exit_group(0) = ? [pid 3863] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3864 ./strace-static-x86_64: Process 3864 attached [pid 3864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3864] setpgid(0, 0) = 0 [pid 3864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3864] write(3, "1000", 4) = 4 [pid 3864] close(3) = 0 [pid 3864] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3864] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3864] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3864] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3864] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3864] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3864] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3864] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3864] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3864] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3864] write(7, "5", 1) = 1 [pid 3864] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3864] exit_group(0) = ? [pid 3864] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3865 ./strace-static-x86_64: Process 3865 attached [pid 3865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3865] setpgid(0, 0) = 0 [pid 3865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3865] write(3, "1000", 4) = 4 [pid 3865] close(3) = 0 [pid 3865] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3865] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3865] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3865] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3865] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3865] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3865] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3865] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3865] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3865] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3865] write(7, "5", 1) = 1 [pid 3865] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3865] exit_group(0) = ? [pid 3865] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3865, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3866 ./strace-static-x86_64: Process 3866 attached [pid 3866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3866] setpgid(0, 0) = 0 [pid 3866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3866] write(3, "1000", 4) = 4 [pid 3866] close(3) = 0 [pid 3866] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3866] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3866] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3866] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3866] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3866] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3866] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3866] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3866] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3866] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3866] write(7, "5", 1) = 1 [pid 3866] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3866] exit_group(0) = ? [pid 3866] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3867 attached , child_tidptr=0x555556c775d0) = 3867 [pid 3867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3867] setpgid(0, 0) = 0 [pid 3867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3867] write(3, "1000", 4) = 4 [pid 3867] close(3) = 0 [pid 3867] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3867] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3867] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3867] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3867] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3867] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3867] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3867] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3867] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3867] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3867] write(7, "5", 1) = 1 [pid 3867] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3867] exit_group(0) = ? [pid 3867] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3868 ./strace-static-x86_64: Process 3868 attached [pid 3868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3868] setpgid(0, 0) = 0 [pid 3868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3868] write(3, "1000", 4) = 4 [pid 3868] close(3) = 0 [pid 3868] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3868] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3868] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3868] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3868] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3868] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3868] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3868] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3868] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3868] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3868] write(7, "5", 1) = 1 [pid 3868] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3868] exit_group(0) = ? [pid 3868] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3869 ./strace-static-x86_64: Process 3869 attached [pid 3869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3869] setpgid(0, 0) = 0 [pid 3869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3869] write(3, "1000", 4) = 4 [pid 3869] close(3) = 0 [pid 3869] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3869] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3869] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3869] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3869] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3869] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3869] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3869] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3869] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3869] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3869] write(7, "5", 1) = 1 [pid 3869] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3869] exit_group(0) = ? [pid 3869] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3869, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3870 ./strace-static-x86_64: Process 3870 attached [pid 3870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3870] setpgid(0, 0) = 0 [pid 3870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3870] write(3, "1000", 4) = 4 [pid 3870] close(3) = 0 [pid 3870] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3870] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3870] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3870] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3870] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3870] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3870] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3870] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3870] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3870] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3870] write(7, "5", 1) = 1 [pid 3870] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3870] exit_group(0) = ? [pid 3870] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3871 ./strace-static-x86_64: Process 3871 attached [pid 3871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3871] setpgid(0, 0) = 0 [pid 3871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3871] write(3, "1000", 4) = 4 [pid 3871] close(3) = 0 [pid 3871] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3871] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3871] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3871] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3871] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3871] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3871] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3871] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3871] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3871] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3871] write(7, "5", 1) = 1 [pid 3871] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3871] exit_group(0) = ? [pid 3871] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3871, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3872 ./strace-static-x86_64: Process 3872 attached [pid 3872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3872] setpgid(0, 0) = 0 [pid 3872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3872] write(3, "1000", 4) = 4 [pid 3872] close(3) = 0 [pid 3872] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3872] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3872] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3872] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3872] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3872] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3872] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3872] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3872] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3872] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3872] write(7, "5", 1) = 1 [pid 3872] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3872] exit_group(0) = ? [pid 3872] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3873 ./strace-static-x86_64: Process 3873 attached [pid 3873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3873] setpgid(0, 0) = 0 [pid 3873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3873] write(3, "1000", 4) = 4 [pid 3873] close(3) = 0 [pid 3873] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3873] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3873] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3873] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3873] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3873] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3873] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3873] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3873] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3873] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3873] write(7, "5", 1) = 1 [pid 3873] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3873] exit_group(0) = ? [pid 3873] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3874 ./strace-static-x86_64: Process 3874 attached [pid 3874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3874] setpgid(0, 0) = 0 [pid 3874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3874] write(3, "1000", 4) = 4 [pid 3874] close(3) = 0 [pid 3874] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3874] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3874] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3874] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3874] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3874] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3874] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3874] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3874] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3874] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3874] write(7, "5", 1) = 1 [pid 3874] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3874] exit_group(0) = ? [pid 3874] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3875 ./strace-static-x86_64: Process 3875 attached [pid 3875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3875] setpgid(0, 0) = 0 [pid 3875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3875] write(3, "1000", 4) = 4 [pid 3875] close(3) = 0 [pid 3875] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3875] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3875] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3875] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3875] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3875] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3875] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3875] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3875] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3875] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3875] write(7, "5", 1) = 1 [pid 3875] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3875] exit_group(0) = ? [pid 3875] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3876 ./strace-static-x86_64: Process 3876 attached [pid 3876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3876] setpgid(0, 0) = 0 [pid 3876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3876] write(3, "1000", 4) = 4 [pid 3876] close(3) = 0 [pid 3876] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3876] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3876] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3876] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3876] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3876] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3876] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3876] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3876] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3876] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3876] write(7, "5", 1) = 1 [pid 3876] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3876] exit_group(0) = ? [pid 3876] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3876, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3877 ./strace-static-x86_64: Process 3877 attached [pid 3877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3877] setpgid(0, 0) = 0 [pid 3877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3877] write(3, "1000", 4) = 4 [pid 3877] close(3) = 0 [pid 3877] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3877] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3877] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3877] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3877] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3877] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3877] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3877] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3877] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3877] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3877] write(7, "5", 1) = 1 [pid 3877] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3877] exit_group(0) = ? [pid 3877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3878 ./strace-static-x86_64: Process 3878 attached [pid 3878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3878] setpgid(0, 0) = 0 [pid 3878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3878] write(3, "1000", 4) = 4 [pid 3878] close(3) = 0 [pid 3878] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3878] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3878] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3878] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3878] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3878] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3878] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3878] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3878] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3878] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3878] write(7, "5", 1) = 1 [pid 3878] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3878] exit_group(0) = ? [pid 3878] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3878, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3879 ./strace-static-x86_64: Process 3879 attached [pid 3879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3879] setpgid(0, 0) = 0 [pid 3879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3879] write(3, "1000", 4) = 4 [pid 3879] close(3) = 0 [pid 3879] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3879] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3879] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3879] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3879] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3879] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3879] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3879] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3879] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3879] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3879] write(7, "5", 1) = 1 [pid 3879] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3879] exit_group(0) = ? [pid 3879] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3880 ./strace-static-x86_64: Process 3880 attached [pid 3880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3880] setpgid(0, 0) = 0 [pid 3880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3880] write(3, "1000", 4) = 4 [pid 3880] close(3) = 0 [pid 3880] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3880] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3880] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3880] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3880] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3880] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3880] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3880] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3880] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3880] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3880] write(7, "5", 1) = 1 [pid 3880] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3880] exit_group(0) = ? [pid 3880] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3881 ./strace-static-x86_64: Process 3881 attached [pid 3881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3881] setpgid(0, 0) = 0 [pid 3881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3881] write(3, "1000", 4) = 4 [pid 3881] close(3) = 0 [pid 3881] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3881] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3881] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3881] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3881] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3881] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3881] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3881] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3881] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3881] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3881] write(7, "5", 1) = 1 [pid 3881] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3881] exit_group(0) = ? [pid 3881] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3881, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3882 ./strace-static-x86_64: Process 3882 attached [pid 3882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3882] setpgid(0, 0) = 0 [pid 3882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3882] write(3, "1000", 4) = 4 [pid 3882] close(3) = 0 [pid 3882] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3882] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3882] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3882] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3882] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3882] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3882] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3882] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3882] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3882] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3882] write(7, "5", 1) = 1 [pid 3882] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3882] exit_group(0) = ? [pid 3882] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3883 attached , child_tidptr=0x555556c775d0) = 3883 [pid 3883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3883] setpgid(0, 0) = 0 [pid 3883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3883] write(3, "1000", 4) = 4 [pid 3883] close(3) = 0 [pid 3883] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3883] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3883] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3883] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3883] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3883] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3883] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3883] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3883] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3883] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3883] write(7, "5", 1) = 1 [pid 3883] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3883] exit_group(0) = ? [pid 3883] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3884 ./strace-static-x86_64: Process 3884 attached [pid 3884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3884] setpgid(0, 0) = 0 [pid 3884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3884] write(3, "1000", 4) = 4 [pid 3884] close(3) = 0 [pid 3884] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3884] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3884] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3884] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3884] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3884] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3884] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3884] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3884] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3884] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3884] write(7, "5", 1) = 1 [pid 3884] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3884] exit_group(0) = ? [pid 3884] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3884, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3885 attached , child_tidptr=0x555556c775d0) = 3885 [pid 3885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3885] setpgid(0, 0) = 0 [pid 3885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3885] write(3, "1000", 4) = 4 [pid 3885] close(3) = 0 [pid 3885] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3885] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3885] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3885] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3885] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3885] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3885] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3885] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3885] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3885] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3885] write(7, "5", 1) = 1 [pid 3885] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3885] exit_group(0) = ? [pid 3885] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3885, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3886 ./strace-static-x86_64: Process 3886 attached [pid 3886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3886] setpgid(0, 0) = 0 [pid 3886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3886] write(3, "1000", 4) = 4 [pid 3886] close(3) = 0 [pid 3886] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3886] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3886] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3886] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3886] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3886] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3886] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3886] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3886] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3886] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3886] write(7, "5", 1) = 1 [pid 3886] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3886] exit_group(0) = ? [pid 3886] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3886, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3887 ./strace-static-x86_64: Process 3887 attached [pid 3887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3887] setpgid(0, 0) = 0 [pid 3887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3887] write(3, "1000", 4) = 4 [pid 3887] close(3) = 0 [pid 3887] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3887] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3887] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3887] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3887] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3887] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3887] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3887] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3887] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3887] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3887] write(7, "5", 1) = 1 [pid 3887] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3887] exit_group(0) = ? [pid 3887] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3888 ./strace-static-x86_64: Process 3888 attached [pid 3888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3888] setpgid(0, 0) = 0 [pid 3888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3888] write(3, "1000", 4) = 4 [pid 3888] close(3) = 0 [pid 3888] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3888] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3888] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3888] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3888] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3888] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3888] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3888] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3888] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3888] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3888] write(7, "5", 1) = 1 [pid 3888] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3888] exit_group(0) = ? [pid 3888] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3889 ./strace-static-x86_64: Process 3889 attached [pid 3889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3889] setpgid(0, 0) = 0 [pid 3889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3889] write(3, "1000", 4) = 4 [pid 3889] close(3) = 0 [pid 3889] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3889] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3889] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3889] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3889] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3889] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3889] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3889] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3889] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3889] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3889] write(7, "5", 1) = 1 [pid 3889] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3889] exit_group(0) = ? [pid 3889] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3889, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3890 ./strace-static-x86_64: Process 3890 attached [pid 3890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3890] setpgid(0, 0) = 0 [pid 3890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3890] write(3, "1000", 4) = 4 [pid 3890] close(3) = 0 [pid 3890] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3890] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3890] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3890] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3890] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3890] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3890] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3890] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3890] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3890] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3890] write(7, "5", 1) = 1 [pid 3890] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3890] exit_group(0) = ? [pid 3890] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3891 ./strace-static-x86_64: Process 3891 attached [pid 3891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3891] setpgid(0, 0) = 0 [pid 3891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3891] write(3, "1000", 4) = 4 [pid 3891] close(3) = 0 [pid 3891] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3891] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3891] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3891] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3891] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3891] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3891] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3891] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3891] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3891] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3891] write(7, "5", 1) = 1 [pid 3891] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3891] exit_group(0) = ? [pid 3891] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3892 ./strace-static-x86_64: Process 3892 attached [pid 3892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3892] setpgid(0, 0) = 0 [pid 3892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3892] write(3, "1000", 4) = 4 [pid 3892] close(3) = 0 [pid 3892] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3892] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3892] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3892] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3892] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3892] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3892] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3892] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3892] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3892] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3892] write(7, "5", 1) = 1 [pid 3892] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3892] exit_group(0) = ? [pid 3892] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3894 ./strace-static-x86_64: Process 3894 attached [pid 3894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3894] setpgid(0, 0) = 0 [pid 3894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3894] write(3, "1000", 4) = 4 [pid 3894] close(3) = 0 [pid 3894] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3894] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3894] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3894] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3894] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3894] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3894] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3894] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3894] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3894] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3894] write(7, "5", 1) = 1 [pid 3894] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3894] exit_group(0) = ? [pid 3894] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3895 ./strace-static-x86_64: Process 3895 attached [pid 3895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3895] setpgid(0, 0) = 0 [pid 3895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3895] write(3, "1000", 4) = 4 [pid 3895] close(3) = 0 [pid 3895] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3895] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3895] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3895] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3895] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3895] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3895] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3895] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3895] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3895] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3895] write(7, "5", 1) = 1 [pid 3895] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3895] exit_group(0) = ? [pid 3895] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3896 ./strace-static-x86_64: Process 3896 attached [pid 3896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3896] setpgid(0, 0) = 0 [pid 3896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3896] write(3, "1000", 4) = 4 [pid 3896] close(3) = 0 [pid 3896] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3896] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3896] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3896] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3896] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3896] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3896] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3896] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3896] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3896] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3896] write(7, "5", 1) = 1 [pid 3896] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3896] exit_group(0) = ? [pid 3896] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3897 ./strace-static-x86_64: Process 3897 attached [pid 3897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3897] setpgid(0, 0) = 0 [pid 3897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3897] write(3, "1000", 4) = 4 [pid 3897] close(3) = 0 [pid 3897] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3897] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3897] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3897] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3897] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3897] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3897] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3897] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3897] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3897] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3897] write(7, "5", 1) = 1 [pid 3897] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3897] exit_group(0) = ? [pid 3897] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3898 ./strace-static-x86_64: Process 3898 attached [pid 3898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3898] setpgid(0, 0) = 0 [pid 3898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3898] write(3, "1000", 4) = 4 [pid 3898] close(3) = 0 [pid 3898] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3898] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3898] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3898] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3898] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3898] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3898] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3898] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3898] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3898] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3898] write(7, "5", 1) = 1 [pid 3898] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3898] exit_group(0) = ? [pid 3898] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3899 attached , child_tidptr=0x555556c775d0) = 3899 [pid 3899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3899] setpgid(0, 0) = 0 [pid 3899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3899] write(3, "1000", 4) = 4 [pid 3899] close(3) = 0 [pid 3899] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3899] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3899] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3899] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3899] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3899] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3899] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3899] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3899] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3899] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3899] write(7, "5", 1) = 1 [pid 3899] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3899] exit_group(0) = ? [pid 3899] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3900 attached , child_tidptr=0x555556c775d0) = 3900 [pid 3900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3900] setpgid(0, 0) = 0 [pid 3900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3900] write(3, "1000", 4) = 4 [pid 3900] close(3) = 0 [pid 3900] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3900] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3900] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3900] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3900] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3900] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3900] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3900] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3900] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3900] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3900] write(7, "5", 1) = 1 [pid 3900] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3900] exit_group(0) = ? [pid 3900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3901 ./strace-static-x86_64: Process 3901 attached [pid 3901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3901] setpgid(0, 0) = 0 [pid 3901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3901] write(3, "1000", 4) = 4 [pid 3901] close(3) = 0 [pid 3901] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3901] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3901] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3901] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3901] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3901] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3901] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3901] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3901] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3901] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3901] write(7, "5", 1) = 1 [pid 3901] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3901] exit_group(0) = ? [pid 3901] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3902 attached , child_tidptr=0x555556c775d0) = 3902 [pid 3902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3902] setpgid(0, 0) = 0 [pid 3902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3902] write(3, "1000", 4) = 4 [pid 3902] close(3) = 0 [pid 3902] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3902] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3902] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3902] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3902] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3902] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3902] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3902] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3902] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3902] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3902] write(7, "5", 1) = 1 [pid 3902] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3902] exit_group(0) = ? [pid 3902] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3903 ./strace-static-x86_64: Process 3903 attached [pid 3903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3903] setpgid(0, 0) = 0 [pid 3903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3903] write(3, "1000", 4) = 4 [pid 3903] close(3) = 0 [pid 3903] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3903] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3903] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3903] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3903] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3903] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3903] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3903] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3903] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3903] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3903] write(7, "5", 1) = 1 [pid 3903] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3903] exit_group(0) = ? [pid 3903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3904 ./strace-static-x86_64: Process 3904 attached [pid 3904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3904] setpgid(0, 0) = 0 [pid 3904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3904] write(3, "1000", 4) = 4 [pid 3904] close(3) = 0 [pid 3904] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3904] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3904] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3904] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3904] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3904] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3904] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3904] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3904] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3904] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3904] write(7, "5", 1) = 1 [pid 3904] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3904] exit_group(0) = ? [pid 3904] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3905 ./strace-static-x86_64: Process 3905 attached [pid 3905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3905] setpgid(0, 0) = 0 [pid 3905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3905] write(3, "1000", 4) = 4 [pid 3905] close(3) = 0 [pid 3905] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3905] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3905] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3905] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3905] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3905] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3905] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3905] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3905] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3905] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3905] write(7, "5", 1) = 1 [pid 3905] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3905] exit_group(0) = ? [pid 3905] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3906 ./strace-static-x86_64: Process 3906 attached [pid 3906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3906] setpgid(0, 0) = 0 [pid 3906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3906] write(3, "1000", 4) = 4 [pid 3906] close(3) = 0 [pid 3906] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3906] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3906] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3906] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3906] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3906] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3906] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3906] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3906] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3906] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3906] write(7, "5", 1) = 1 [pid 3906] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3906] exit_group(0) = ? [pid 3906] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3906, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3907 ./strace-static-x86_64: Process 3907 attached [pid 3907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3907] setpgid(0, 0) = 0 [pid 3907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3907] write(3, "1000", 4) = 4 [pid 3907] close(3) = 0 [pid 3907] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3907] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3907] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3907] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3907] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3907] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3907] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3907] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3907] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3907] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3907] write(7, "5", 1) = 1 [pid 3907] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3907] exit_group(0) = ? [pid 3907] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3908 ./strace-static-x86_64: Process 3908 attached [pid 3908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3908] setpgid(0, 0) = 0 [pid 3908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3908] write(3, "1000", 4) = 4 [pid 3908] close(3) = 0 [pid 3908] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3908] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3908] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3908] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3908] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3908] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3908] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3908] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3908] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3908] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3908] write(7, "5", 1) = 1 [pid 3908] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3908] exit_group(0) = ? [pid 3908] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3909 ./strace-static-x86_64: Process 3909 attached [pid 3909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3909] setpgid(0, 0) = 0 [pid 3909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3909] write(3, "1000", 4) = 4 [pid 3909] close(3) = 0 [pid 3909] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3909] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3909] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3909] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3909] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3909] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3909] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3909] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3909] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3909] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3909] write(7, "5", 1) = 1 [pid 3909] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3909] exit_group(0) = ? [pid 3909] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3910 ./strace-static-x86_64: Process 3910 attached [pid 3910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3910] setpgid(0, 0) = 0 [pid 3910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3910] write(3, "1000", 4) = 4 [pid 3910] close(3) = 0 [pid 3910] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3910] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3910] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3910] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3910] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3910] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3910] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3910] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3910] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3910] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3910] write(7, "5", 1) = 1 [pid 3910] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3910] exit_group(0) = ? [pid 3910] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3911 ./strace-static-x86_64: Process 3911 attached [pid 3911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3911] setpgid(0, 0) = 0 [pid 3911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3911] write(3, "1000", 4) = 4 [pid 3911] close(3) = 0 [pid 3911] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3911] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3911] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3911] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3911] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3911] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3911] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3911] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3911] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3911] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3911] write(7, "5", 1) = 1 [pid 3911] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3911] exit_group(0) = ? [pid 3911] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3912 ./strace-static-x86_64: Process 3912 attached [pid 3912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3912] setpgid(0, 0) = 0 [pid 3912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3912] write(3, "1000", 4) = 4 [pid 3912] close(3) = 0 [pid 3912] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3912] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3912] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3912] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3912] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3912] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3912] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3912] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3912] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3912] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3912] write(7, "5", 1) = 1 [pid 3912] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3912] exit_group(0) = ? [pid 3912] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3913 attached , child_tidptr=0x555556c775d0) = 3913 [pid 3913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3913] setpgid(0, 0) = 0 [pid 3913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3913] write(3, "1000", 4) = 4 [pid 3913] close(3) = 0 [pid 3913] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3913] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3913] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3913] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3913] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3913] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3913] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3913] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3913] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3913] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3913] write(7, "5", 1) = 1 [pid 3913] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3913] exit_group(0) = ? [pid 3913] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3914 ./strace-static-x86_64: Process 3914 attached [pid 3914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3914] setpgid(0, 0) = 0 [pid 3914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3914] write(3, "1000", 4) = 4 [pid 3914] close(3) = 0 [pid 3914] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3914] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3914] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3914] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3914] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3914] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3914] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3914] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3914] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3914] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3914] write(7, "5", 1) = 1 [pid 3914] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3914] exit_group(0) = ? [pid 3914] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3915 ./strace-static-x86_64: Process 3915 attached [pid 3915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3915] setpgid(0, 0) = 0 [pid 3915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3915] write(3, "1000", 4) = 4 [pid 3915] close(3) = 0 [pid 3915] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3915] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3915] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3915] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3915] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3915] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3915] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3915] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3915] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3915] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3915] write(7, "5", 1) = 1 [pid 3915] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3915] exit_group(0) = ? [pid 3915] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3916 attached , child_tidptr=0x555556c775d0) = 3916 [pid 3916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3916] setpgid(0, 0) = 0 [pid 3916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3916] write(3, "1000", 4) = 4 [pid 3916] close(3) = 0 [pid 3916] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3916] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3916] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3916] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3916] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3916] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3916] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3916] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3916] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3916] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3916] write(7, "5", 1) = 1 [pid 3916] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3916] exit_group(0) = ? [pid 3916] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3916, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3917 ./strace-static-x86_64: Process 3917 attached [pid 3917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3917] setpgid(0, 0) = 0 [pid 3917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3917] write(3, "1000", 4) = 4 [pid 3917] close(3) = 0 [pid 3917] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3917] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3917] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3917] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3917] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3917] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3917] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3917] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3917] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3917] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3917] write(7, "5", 1) = 1 [pid 3917] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3917] exit_group(0) = ? [pid 3917] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3918 attached , child_tidptr=0x555556c775d0) = 3918 [pid 3918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3918] setpgid(0, 0) = 0 [pid 3918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3918] write(3, "1000", 4) = 4 [pid 3918] close(3) = 0 [pid 3918] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3918] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3918] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3918] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3918] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3918] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3918] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3918] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3918] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3918] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3918] write(7, "5", 1) = 1 [pid 3918] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3918] exit_group(0) = ? [pid 3918] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3919 ./strace-static-x86_64: Process 3919 attached [pid 3919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3919] setpgid(0, 0) = 0 [pid 3919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3919] write(3, "1000", 4) = 4 [pid 3919] close(3) = 0 [pid 3919] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3919] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3919] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3919] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3919] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3919] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3919] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3919] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3919] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3919] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3919] write(7, "5", 1) = 1 [pid 3919] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3919] exit_group(0) = ? [pid 3919] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3919, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3920 ./strace-static-x86_64: Process 3920 attached [pid 3920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3920] setpgid(0, 0) = 0 [pid 3920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3920] write(3, "1000", 4) = 4 [pid 3920] close(3) = 0 [pid 3920] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3920] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3920] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3920] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3920] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3920] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3920] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3920] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3920] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3920] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3920] write(7, "5", 1) = 1 [pid 3920] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3920] exit_group(0) = ? [pid 3920] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3921 ./strace-static-x86_64: Process 3921 attached [pid 3921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3921] setpgid(0, 0) = 0 [pid 3921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3921] write(3, "1000", 4) = 4 [pid 3921] close(3) = 0 [pid 3921] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3921] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3921] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3921] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3921] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3921] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3921] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3921] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3921] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3921] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3921] write(7, "5", 1) = 1 [pid 3921] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3921] exit_group(0) = ? [pid 3921] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3922 ./strace-static-x86_64: Process 3922 attached [pid 3922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3922] setpgid(0, 0) = 0 [pid 3922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3922] write(3, "1000", 4) = 4 [pid 3922] close(3) = 0 [pid 3922] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3922] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3922] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3922] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3922] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3922] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3922] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3922] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3922] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3922] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3922] write(7, "5", 1) = 1 [pid 3922] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3922] exit_group(0) = ? [pid 3922] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3922, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3923 ./strace-static-x86_64: Process 3923 attached [pid 3923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3923] setpgid(0, 0) = 0 [pid 3923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3923] write(3, "1000", 4) = 4 [pid 3923] close(3) = 0 [pid 3923] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3923] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3923] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3923] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3923] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3923] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3923] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3923] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3923] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3923] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3923] write(7, "5", 1) = 1 [pid 3923] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3923] exit_group(0) = ? [pid 3923] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3924 ./strace-static-x86_64: Process 3924 attached [pid 3924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3924] setpgid(0, 0) = 0 [pid 3924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3924] write(3, "1000", 4) = 4 [pid 3924] close(3) = 0 [pid 3924] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3924] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3924] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3924] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3924] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3924] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3924] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3924] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3924] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3924] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3924] write(7, "5", 1) = 1 [pid 3924] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3924] exit_group(0) = ? [pid 3924] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3925 ./strace-static-x86_64: Process 3925 attached [pid 3925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3925] setpgid(0, 0) = 0 [pid 3925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3925] write(3, "1000", 4) = 4 [pid 3925] close(3) = 0 [pid 3925] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3925] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3925] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3925] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3925] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3925] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3925] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3925] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3925] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3925] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3925] write(7, "5", 1) = 1 [pid 3925] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3925] exit_group(0) = ? [pid 3925] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3925, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3926 ./strace-static-x86_64: Process 3926 attached [pid 3926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3926] setpgid(0, 0) = 0 [pid 3926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3926] write(3, "1000", 4) = 4 [pid 3926] close(3) = 0 [pid 3926] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3926] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3926] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3926] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3926] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3926] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3926] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3926] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3926] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3926] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3926] write(7, "5", 1) = 1 [pid 3926] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3926] exit_group(0) = ? [pid 3926] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3927 ./strace-static-x86_64: Process 3927 attached [pid 3927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3927] setpgid(0, 0) = 0 [pid 3927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3927] write(3, "1000", 4) = 4 [pid 3927] close(3) = 0 [pid 3927] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3927] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3927] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3927] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3927] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3927] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3927] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3927] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3927] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3927] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3927] write(7, "5", 1) = 1 [pid 3927] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3927] exit_group(0) = ? [pid 3927] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3928 attached , child_tidptr=0x555556c775d0) = 3928 [pid 3928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3928] setpgid(0, 0) = 0 [pid 3928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3928] write(3, "1000", 4) = 4 [pid 3928] close(3) = 0 [pid 3928] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3928] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3928] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3928] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3928] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3928] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3928] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3928] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3928] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3928] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3928] write(7, "5", 1) = 1 [pid 3928] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3928] exit_group(0) = ? [pid 3928] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3929 ./strace-static-x86_64: Process 3929 attached [pid 3929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3929] setpgid(0, 0) = 0 [pid 3929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3929] write(3, "1000", 4) = 4 [pid 3929] close(3) = 0 [pid 3929] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3929] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3929] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3929] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3929] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3929] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3929] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3929] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3929] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3929] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3929] write(7, "5", 1) = 1 [pid 3929] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3929] exit_group(0) = ? [pid 3929] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3930 attached , child_tidptr=0x555556c775d0) = 3930 [pid 3930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3930] setpgid(0, 0) = 0 [pid 3930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3930] write(3, "1000", 4) = 4 [pid 3930] close(3) = 0 [pid 3930] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3930] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3930] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3930] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3930] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3930] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3930] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3930] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3930] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3930] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3930] write(7, "5", 1) = 1 [pid 3930] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3930] exit_group(0) = ? [pid 3930] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3931 ./strace-static-x86_64: Process 3931 attached [pid 3931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3931] setpgid(0, 0) = 0 [pid 3931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3931] write(3, "1000", 4) = 4 [pid 3931] close(3) = 0 [pid 3931] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3931] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3931] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3931] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3931] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3931] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3931] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3931] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3931] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3931] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3931] write(7, "5", 1) = 1 [pid 3931] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3931] exit_group(0) = ? [pid 3931] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3932 attached , child_tidptr=0x555556c775d0) = 3932 [pid 3932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3932] setpgid(0, 0) = 0 [pid 3932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3932] write(3, "1000", 4) = 4 [pid 3932] close(3) = 0 [pid 3932] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3932] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3932] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3932] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3932] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3932] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3932] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3932] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3932] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3932] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3932] write(7, "5", 1) = 1 [pid 3932] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3932] exit_group(0) = ? [pid 3932] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3933 ./strace-static-x86_64: Process 3933 attached [pid 3933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3933] setpgid(0, 0) = 0 [pid 3933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3933] write(3, "1000", 4) = 4 [pid 3933] close(3) = 0 [pid 3933] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3933] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3933] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3933] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3933] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3933] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3933] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3933] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3933] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3933] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3933] write(7, "5", 1) = 1 [pid 3933] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3933] exit_group(0) = ? [pid 3933] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3934 ./strace-static-x86_64: Process 3934 attached [pid 3934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3934] setpgid(0, 0) = 0 [pid 3934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3934] write(3, "1000", 4) = 4 [pid 3934] close(3) = 0 [pid 3934] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3934] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3934] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3934] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3934] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3934] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3934] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3934] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3934] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3934] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3934] write(7, "5", 1) = 1 [pid 3934] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3934] exit_group(0) = ? [pid 3934] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3934, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3935 ./strace-static-x86_64: Process 3935 attached [pid 3935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3935] setpgid(0, 0) = 0 [pid 3935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3935] write(3, "1000", 4) = 4 [pid 3935] close(3) = 0 [pid 3935] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3935] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3935] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3935] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3935] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3935] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3935] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3935] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3935] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3935] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3935] write(7, "5", 1) = 1 [pid 3935] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3935] exit_group(0) = ? [pid 3935] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3936 ./strace-static-x86_64: Process 3936 attached [pid 3936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3936] setpgid(0, 0) = 0 [pid 3936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3936] write(3, "1000", 4) = 4 [pid 3936] close(3) = 0 [pid 3936] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3936] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3936] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3936] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3936] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3936] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3936] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3936] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3936] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3936] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3936] write(7, "5", 1) = 1 [pid 3936] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3936] exit_group(0) = ? [pid 3936] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3937 attached , child_tidptr=0x555556c775d0) = 3937 [pid 3937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3937] setpgid(0, 0) = 0 [pid 3937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3937] write(3, "1000", 4) = 4 [pid 3937] close(3) = 0 [pid 3937] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3937] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3937] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3937] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3937] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3937] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3937] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3937] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3937] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3937] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3937] write(7, "5", 1) = 1 [pid 3937] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3937] exit_group(0) = ? [pid 3937] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3937, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3938 ./strace-static-x86_64: Process 3938 attached [pid 3938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3938] setpgid(0, 0) = 0 [pid 3938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3938] write(3, "1000", 4) = 4 [pid 3938] close(3) = 0 [pid 3938] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3938] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3938] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3938] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3938] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3938] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3938] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3938] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3938] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3938] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3938] write(7, "5", 1) = 1 [pid 3938] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3938] exit_group(0) = ? [pid 3938] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3939 ./strace-static-x86_64: Process 3939 attached [pid 3939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3939] setpgid(0, 0) = 0 [pid 3939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3939] write(3, "1000", 4) = 4 [pid 3939] close(3) = 0 [pid 3939] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3939] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3939] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3939] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3939] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3939] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3939] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3939] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3939] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3939] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3939] write(7, "5", 1) = 1 [pid 3939] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3939] exit_group(0) = ? [pid 3939] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3940 attached , child_tidptr=0x555556c775d0) = 3940 [pid 3940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3940] setpgid(0, 0) = 0 [pid 3940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3940] write(3, "1000", 4) = 4 [pid 3940] close(3) = 0 [pid 3940] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3940] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3940] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3940] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3940] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3940] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3940] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3940] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3940] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3940] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3940] write(7, "5", 1) = 1 [pid 3940] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3940] exit_group(0) = ? [pid 3940] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3941 ./strace-static-x86_64: Process 3941 attached [pid 3941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3941] setpgid(0, 0) = 0 [pid 3941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3941] write(3, "1000", 4) = 4 [pid 3941] close(3) = 0 [pid 3941] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3941] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3941] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3941] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3941] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3941] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3941] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3941] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3941] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3941] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3941] write(7, "5", 1) = 1 [pid 3941] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3941] exit_group(0) = ? [pid 3941] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3941, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3942 ./strace-static-x86_64: Process 3942 attached [pid 3942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3942] setpgid(0, 0) = 0 [pid 3942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3942] write(3, "1000", 4) = 4 [pid 3942] close(3) = 0 [pid 3942] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3942] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3942] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3942] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3942] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3942] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3942] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3942] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3942] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3942] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3942] write(7, "5", 1) = 1 [pid 3942] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3942] exit_group(0) = ? [pid 3942] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3943 attached , child_tidptr=0x555556c775d0) = 3943 [pid 3943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3943] setpgid(0, 0) = 0 [pid 3943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3943] write(3, "1000", 4) = 4 [pid 3943] close(3) = 0 [pid 3943] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3943] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3943] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3943] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3943] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3943] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3943] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3943] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3943] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3943] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3943] write(7, "5", 1) = 1 [pid 3943] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3943] exit_group(0) = ? [pid 3943] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3944 ./strace-static-x86_64: Process 3944 attached [pid 3944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3944] setpgid(0, 0) = 0 [pid 3944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3944] write(3, "1000", 4) = 4 [pid 3944] close(3) = 0 [pid 3944] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3944] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3944] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3944] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3944] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3944] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3944] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3944] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3944] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3944] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3944] write(7, "5", 1) = 1 [pid 3944] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3944] exit_group(0) = ? [pid 3944] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3945 attached , child_tidptr=0x555556c775d0) = 3945 [pid 3945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3945] setpgid(0, 0) = 0 [pid 3945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3945] write(3, "1000", 4) = 4 [pid 3945] close(3) = 0 [pid 3945] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3945] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3945] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3945] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3945] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3945] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3945] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3945] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3945] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3945] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3945] write(7, "5", 1) = 1 [pid 3945] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3945] exit_group(0) = ? [pid 3945] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3945, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3946 ./strace-static-x86_64: Process 3946 attached [pid 3946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3946] setpgid(0, 0) = 0 [pid 3946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3946] write(3, "1000", 4) = 4 [pid 3946] close(3) = 0 [pid 3946] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3946] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3946] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3946] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3946] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3946] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3946] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3946] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3946] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3946] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3946] write(7, "5", 1) = 1 [pid 3946] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3946] exit_group(0) = ? [pid 3946] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3947 ./strace-static-x86_64: Process 3947 attached [pid 3947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3947] setpgid(0, 0) = 0 [pid 3947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3947] write(3, "1000", 4) = 4 [pid 3947] close(3) = 0 [pid 3947] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3947] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3947] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3947] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3947] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3947] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3947] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3947] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3947] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3947] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3947] write(7, "5", 1) = 1 [pid 3947] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3947] exit_group(0) = ? [pid 3947] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3948 attached , child_tidptr=0x555556c775d0) = 3948 [pid 3948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3948] setpgid(0, 0) = 0 [pid 3948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3948] write(3, "1000", 4) = 4 [pid 3948] close(3) = 0 [pid 3948] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3948] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3948] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3948] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3948] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3948] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3948] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3948] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3948] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3948] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3948] write(7, "5", 1) = 1 [pid 3948] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3948] exit_group(0) = ? [pid 3948] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3949 ./strace-static-x86_64: Process 3949 attached [pid 3949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3949] setpgid(0, 0) = 0 [pid 3949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3949] write(3, "1000", 4) = 4 [pid 3949] close(3) = 0 [pid 3949] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3949] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3949] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3949] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3949] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3949] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3949] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3949] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3949] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3949] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3949] write(7, "5", 1) = 1 [pid 3949] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3949] exit_group(0) = ? [pid 3949] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3950 ./strace-static-x86_64: Process 3950 attached [pid 3950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3950] setpgid(0, 0) = 0 [pid 3950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3950] write(3, "1000", 4) = 4 [pid 3950] close(3) = 0 [pid 3950] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3950] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3950] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3950] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3950] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3950] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3950] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3950] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3950] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3950] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3950] write(7, "5", 1) = 1 [pid 3950] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3950] exit_group(0) = ? [pid 3950] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3951 ./strace-static-x86_64: Process 3951 attached [pid 3951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3951] setpgid(0, 0) = 0 [pid 3951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3951] write(3, "1000", 4) = 4 [pid 3951] close(3) = 0 [pid 3951] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3951] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3951] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3951] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3951] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3951] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3951] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3951] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3951] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3951] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3951] write(7, "5", 1) = 1 [pid 3951] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3951] exit_group(0) = ? [pid 3951] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3952 ./strace-static-x86_64: Process 3952 attached [pid 3952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3952] setpgid(0, 0) = 0 [pid 3952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3952] write(3, "1000", 4) = 4 [pid 3952] close(3) = 0 [pid 3952] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3952] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3952] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3952] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3952] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3952] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3952] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3952] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3952] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3952] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3952] write(7, "5", 1) = 1 [pid 3952] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3952] exit_group(0) = ? [pid 3952] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3953 attached , child_tidptr=0x555556c775d0) = 3953 [pid 3953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3953] setpgid(0, 0) = 0 [pid 3953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3953] write(3, "1000", 4) = 4 [pid 3953] close(3) = 0 [pid 3953] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3953] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3953] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3953] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3953] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3953] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3953] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3953] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3953] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3953] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3953] write(7, "5", 1) = 1 [pid 3953] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3953] exit_group(0) = ? [pid 3953] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3954 ./strace-static-x86_64: Process 3954 attached [pid 3954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3954] setpgid(0, 0) = 0 [pid 3954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3954] write(3, "1000", 4) = 4 [pid 3954] close(3) = 0 [pid 3954] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3954] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3954] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3954] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3954] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3954] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3954] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3954] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3954] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3954] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3954] write(7, "5", 1) = 1 [pid 3954] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3954] exit_group(0) = ? [pid 3954] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3954, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3955 ./strace-static-x86_64: Process 3955 attached [pid 3955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3955] setpgid(0, 0) = 0 [pid 3955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3955] write(3, "1000", 4) = 4 [pid 3955] close(3) = 0 [pid 3955] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3955] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3955] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3955] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3955] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3955] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3955] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3955] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3955] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3955] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3955] write(7, "5", 1) = 1 [pid 3955] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3955] exit_group(0) = ? [pid 3955] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3955, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3956 ./strace-static-x86_64: Process 3956 attached [pid 3956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3956] setpgid(0, 0) = 0 [pid 3956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3956] write(3, "1000", 4) = 4 [pid 3956] close(3) = 0 [pid 3956] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3956] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3956] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3956] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3956] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3956] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3956] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3956] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3956] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3956] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3956] write(7, "5", 1) = 1 [pid 3956] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3956] exit_group(0) = ? [pid 3956] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3957 ./strace-static-x86_64: Process 3957 attached [pid 3957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3957] setpgid(0, 0) = 0 [pid 3957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3957] write(3, "1000", 4) = 4 [pid 3957] close(3) = 0 [pid 3957] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3957] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3957] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3957] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3957] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3957] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3957] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3957] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3957] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3957] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3957] write(7, "5", 1) = 1 [pid 3957] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3957] exit_group(0) = ? [pid 3957] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3958 ./strace-static-x86_64: Process 3958 attached [pid 3958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3958] setpgid(0, 0) = 0 [pid 3958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3958] write(3, "1000", 4) = 4 [pid 3958] close(3) = 0 [pid 3958] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3958] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3958] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3958] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3958] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3958] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3958] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3958] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3958] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3958] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3958] write(7, "5", 1) = 1 [pid 3958] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3958] exit_group(0) = ? [pid 3958] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3959 attached , child_tidptr=0x555556c775d0) = 3959 [pid 3959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3959] setpgid(0, 0) = 0 [pid 3959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3959] write(3, "1000", 4) = 4 [pid 3959] close(3) = 0 [pid 3959] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3959] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3959] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3959] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3959] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3959] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3959] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3959] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3959] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3959] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3959] write(7, "5", 1) = 1 [pid 3959] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3959] exit_group(0) = ? [pid 3959] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3960 ./strace-static-x86_64: Process 3960 attached [pid 3960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3960] setpgid(0, 0) = 0 [pid 3960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3960] write(3, "1000", 4) = 4 [pid 3960] close(3) = 0 [pid 3960] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3960] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3960] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3960] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3960] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3960] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3960] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3960] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3960] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3960] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3960] write(7, "5", 1) = 1 [pid 3960] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3960] exit_group(0) = ? [pid 3960] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3960, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3961 ./strace-static-x86_64: Process 3961 attached [pid 3961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3961] setpgid(0, 0) = 0 [pid 3961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3961] write(3, "1000", 4) = 4 [pid 3961] close(3) = 0 [pid 3961] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3961] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3961] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3961] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3961] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3961] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3961] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3961] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3961] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3961] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3961] write(7, "5", 1) = 1 [pid 3961] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3961] exit_group(0) = ? [pid 3961] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3962 ./strace-static-x86_64: Process 3962 attached [pid 3962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3962] setpgid(0, 0) = 0 [pid 3962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3962] write(3, "1000", 4) = 4 [pid 3962] close(3) = 0 [pid 3962] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3962] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3962] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3962] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3962] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3962] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3962] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3962] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3962] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3962] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3962] write(7, "5", 1) = 1 [pid 3962] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3962] exit_group(0) = ? [pid 3962] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3963 ./strace-static-x86_64: Process 3963 attached [pid 3963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3963] setpgid(0, 0) = 0 [pid 3963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3963] write(3, "1000", 4) = 4 [pid 3963] close(3) = 0 [pid 3963] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3963] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3963] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3963] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3963] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3963] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3963] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3963] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3963] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3963] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3963] write(7, "5", 1) = 1 [pid 3963] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3963] exit_group(0) = ? [pid 3963] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3963, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3964 ./strace-static-x86_64: Process 3964 attached [pid 3964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3964] setpgid(0, 0) = 0 [pid 3964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3964] write(3, "1000", 4) = 4 [pid 3964] close(3) = 0 [pid 3964] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3964] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3964] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3964] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3964] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3964] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3964] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3964] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3964] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3964] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3964] write(7, "5", 1) = 1 [pid 3964] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3964] exit_group(0) = ? [pid 3964] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3965 ./strace-static-x86_64: Process 3965 attached [pid 3965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3965] setpgid(0, 0) = 0 [pid 3965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3965] write(3, "1000", 4) = 4 [pid 3965] close(3) = 0 [pid 3965] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3965] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3965] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3965] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3965] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3965] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3965] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3965] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3965] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3965] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3965] write(7, "5", 1) = 1 [pid 3965] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3965] exit_group(0) = ? [pid 3965] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3966 ./strace-static-x86_64: Process 3966 attached [pid 3966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3966] setpgid(0, 0) = 0 [pid 3966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3966] write(3, "1000", 4) = 4 [pid 3966] close(3) = 0 [pid 3966] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3966] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3966] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3966] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3966] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3966] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3966] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3966] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3966] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3966] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3966] write(7, "5", 1) = 1 [pid 3966] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3966] exit_group(0) = ? [pid 3966] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3967 ./strace-static-x86_64: Process 3967 attached [pid 3967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3967] setpgid(0, 0) = 0 [pid 3967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3967] write(3, "1000", 4) = 4 [pid 3967] close(3) = 0 [pid 3967] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3967] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3967] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3967] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3967] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3967] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3967] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3967] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3967] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3967] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3967] write(7, "5", 1) = 1 [pid 3967] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3967] exit_group(0) = ? [pid 3967] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3968 ./strace-static-x86_64: Process 3968 attached [pid 3968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3968] setpgid(0, 0) = 0 [pid 3968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3968] write(3, "1000", 4) = 4 [pid 3968] close(3) = 0 [pid 3968] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3968] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3968] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3968] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3968] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3968] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3968] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3968] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3968] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3968] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3968] write(7, "5", 1) = 1 [pid 3968] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3968] exit_group(0) = ? [pid 3968] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3969 ./strace-static-x86_64: Process 3969 attached [pid 3969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3969] setpgid(0, 0) = 0 [pid 3969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3969] write(3, "1000", 4) = 4 [pid 3969] close(3) = 0 [pid 3969] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3969] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3969] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3969] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3969] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3969] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3969] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3969] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3969] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3969] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3969] write(7, "5", 1) = 1 [pid 3969] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3969] exit_group(0) = ? [pid 3969] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3970 attached , child_tidptr=0x555556c775d0) = 3970 [pid 3970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3970] setpgid(0, 0) = 0 [pid 3970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3970] write(3, "1000", 4) = 4 [pid 3970] close(3) = 0 [pid 3970] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3970] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3970] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3970] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3970] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3970] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3970] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3970] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3970] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3970] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3970] write(7, "5", 1) = 1 [pid 3970] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3970] exit_group(0) = ? [pid 3970] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3970, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3971 attached , child_tidptr=0x555556c775d0) = 3971 [pid 3971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3971] setpgid(0, 0) = 0 [pid 3971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3971] write(3, "1000", 4) = 4 [pid 3971] close(3) = 0 [pid 3971] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3971] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3971] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3971] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3971] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3971] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3971] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3971] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3971] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3971] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3971] write(7, "5", 1) = 1 [pid 3971] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3971] exit_group(0) = ? [pid 3971] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3971, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3972 ./strace-static-x86_64: Process 3972 attached [pid 3972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3972] setpgid(0, 0) = 0 [pid 3972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3972] write(3, "1000", 4) = 4 [pid 3972] close(3) = 0 [pid 3972] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3972] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3972] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3972] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3972] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3972] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3972] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3972] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3972] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3972] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3972] write(7, "5", 1) = 1 [pid 3972] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3972] exit_group(0) = ? [pid 3972] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3973 ./strace-static-x86_64: Process 3973 attached [pid 3973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3973] setpgid(0, 0) = 0 [pid 3973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3973] write(3, "1000", 4) = 4 [pid 3973] close(3) = 0 [pid 3973] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3973] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3973] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3973] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3973] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3973] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3973] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3973] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3973] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3973] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3973] write(7, "5", 1) = 1 [pid 3973] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3973] exit_group(0) = ? [pid 3973] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3974 attached , child_tidptr=0x555556c775d0) = 3974 [pid 3974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3974] setpgid(0, 0) = 0 [pid 3974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3974] write(3, "1000", 4) = 4 [pid 3974] close(3) = 0 [pid 3974] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3974] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3974] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3974] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3974] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3974] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3974] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3974] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3974] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3974] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3974] write(7, "5", 1) = 1 [pid 3974] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3974] exit_group(0) = ? [pid 3974] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3975 attached , child_tidptr=0x555556c775d0) = 3975 [pid 3975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3975] setpgid(0, 0) = 0 [pid 3975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3975] write(3, "1000", 4) = 4 [pid 3975] close(3) = 0 [pid 3975] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3975] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3975] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3975] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3975] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3975] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3975] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3975] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3975] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3975] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3975] write(7, "5", 1) = 1 [pid 3975] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3975] exit_group(0) = ? [pid 3975] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3976 ./strace-static-x86_64: Process 3976 attached [pid 3976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3976] setpgid(0, 0) = 0 [pid 3976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3976] write(3, "1000", 4) = 4 [pid 3976] close(3) = 0 [pid 3976] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3976] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3976] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3976] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3976] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3976] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3976] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3976] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3976] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3976] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3976] write(7, "5", 1) = 1 [pid 3976] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3976] exit_group(0) = ? [pid 3976] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3977 attached , child_tidptr=0x555556c775d0) = 3977 [pid 3977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3977] setpgid(0, 0) = 0 [pid 3977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3977] write(3, "1000", 4) = 4 [pid 3977] close(3) = 0 [pid 3977] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3977] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3977] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3977] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3977] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3977] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3977] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3977] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3977] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3977] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3977] write(7, "5", 1) = 1 [pid 3977] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3977] exit_group(0) = ? [pid 3977] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3978 ./strace-static-x86_64: Process 3978 attached [pid 3978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3978] setpgid(0, 0) = 0 [pid 3978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3978] write(3, "1000", 4) = 4 [pid 3978] close(3) = 0 [pid 3978] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3978] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3978] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3978] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3978] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3978] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3978] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3978] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3978] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3978] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3978] write(7, "5", 1) = 1 [pid 3978] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3978] exit_group(0) = ? [pid 3978] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3979 ./strace-static-x86_64: Process 3979 attached [pid 3979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3979] setpgid(0, 0) = 0 [pid 3979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3979] write(3, "1000", 4) = 4 [pid 3979] close(3) = 0 [pid 3979] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3979] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3979] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3979] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3979] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3979] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3979] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3979] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3979] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3979] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3979] write(7, "5", 1) = 1 [pid 3979] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3979] exit_group(0) = ? [pid 3979] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3980 ./strace-static-x86_64: Process 3980 attached [pid 3980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3980] setpgid(0, 0) = 0 [pid 3980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3980] write(3, "1000", 4) = 4 [pid 3980] close(3) = 0 [pid 3980] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3980] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3980] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3980] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3980] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3980] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3980] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3980] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3980] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3980] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3980] write(7, "5", 1) = 1 [pid 3980] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3980] exit_group(0) = ? [pid 3980] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3981 attached , child_tidptr=0x555556c775d0) = 3981 [pid 3981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3981] setpgid(0, 0) = 0 [pid 3981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3981] write(3, "1000", 4) = 4 [pid 3981] close(3) = 0 [pid 3981] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3981] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3981] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3981] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3981] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3981] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3981] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3981] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3981] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3981] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3981] write(7, "5", 1) = 1 [pid 3981] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3981] exit_group(0) = ? [pid 3981] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3982 ./strace-static-x86_64: Process 3982 attached [pid 3982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3982] setpgid(0, 0) = 0 [pid 3982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3982] write(3, "1000", 4) = 4 [pid 3982] close(3) = 0 [pid 3982] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3982] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3982] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3982] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3982] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3982] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3982] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3982] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3982] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3982] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3982] write(7, "5", 1) = 1 [pid 3982] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3982] exit_group(0) = ? [pid 3982] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3983 ./strace-static-x86_64: Process 3983 attached [pid 3983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3983] setpgid(0, 0) = 0 [pid 3983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3983] write(3, "1000", 4) = 4 [pid 3983] close(3) = 0 [pid 3983] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3983] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3983] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3983] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3983] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3983] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3983] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3983] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3983] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3983] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3983] write(7, "5", 1) = 1 [pid 3983] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3983] exit_group(0) = ? [pid 3983] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3983, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3984 attached , child_tidptr=0x555556c775d0) = 3984 [pid 3984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3984] setpgid(0, 0) = 0 [pid 3984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3984] write(3, "1000", 4) = 4 [pid 3984] close(3) = 0 [pid 3984] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3984] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3984] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3984] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3984] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3984] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3984] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3984] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3984] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3984] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3984] write(7, "5", 1) = 1 [pid 3984] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3984] exit_group(0) = ? [pid 3984] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3985 ./strace-static-x86_64: Process 3985 attached [pid 3985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3985] setpgid(0, 0) = 0 [pid 3985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3985] write(3, "1000", 4) = 4 [pid 3985] close(3) = 0 [pid 3985] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3985] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3985] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3985] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3985] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3985] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3985] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3985] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3985] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3985] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3985] write(7, "5", 1) = 1 [pid 3985] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3985] exit_group(0) = ? [pid 3985] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3986 ./strace-static-x86_64: Process 3986 attached [pid 3986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3986] setpgid(0, 0) = 0 [pid 3986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3986] write(3, "1000", 4) = 4 [pid 3986] close(3) = 0 [pid 3986] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3986] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3986] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3986] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3986] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3986] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3986] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3986] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3986] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3986] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3986] write(7, "5", 1) = 1 [pid 3986] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3986] exit_group(0) = ? [pid 3986] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3987 ./strace-static-x86_64: Process 3987 attached [pid 3987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3987] setpgid(0, 0) = 0 [pid 3987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3987] write(3, "1000", 4) = 4 [pid 3987] close(3) = 0 [pid 3987] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3987] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3987] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3987] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3987] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3987] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3987] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3987] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3987] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3987] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3987] write(7, "5", 1) = 1 [pid 3987] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3987] exit_group(0) = ? [pid 3987] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3988 ./strace-static-x86_64: Process 3988 attached [pid 3988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3988] setpgid(0, 0) = 0 [pid 3988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3988] write(3, "1000", 4) = 4 [pid 3988] close(3) = 0 [pid 3988] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3988] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3988] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3988] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3988] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3988] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3988] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3988] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3988] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3988] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3988] write(7, "5", 1) = 1 [pid 3988] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3988] exit_group(0) = ? [pid 3988] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3989 attached , child_tidptr=0x555556c775d0) = 3989 [pid 3989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3989] setpgid(0, 0) = 0 [pid 3989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3989] write(3, "1000", 4) = 4 [pid 3989] close(3) = 0 [pid 3989] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3989] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3989] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3989] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3989] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3989] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3989] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3989] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3989] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3989] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3989] write(7, "5", 1) = 1 [pid 3989] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3989] exit_group(0) = ? [pid 3989] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3989, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3990 ./strace-static-x86_64: Process 3990 attached [pid 3990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3990] setpgid(0, 0) = 0 [pid 3990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3990] write(3, "1000", 4) = 4 [pid 3990] close(3) = 0 [pid 3990] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3990] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3990] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3990] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3990] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3990] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3990] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3990] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3990] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3990] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3990] write(7, "5", 1) = 1 [pid 3990] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3990] exit_group(0) = ? [pid 3990] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3991 ./strace-static-x86_64: Process 3991 attached [pid 3991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3991] setpgid(0, 0) = 0 [pid 3991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3991] write(3, "1000", 4) = 4 [pid 3991] close(3) = 0 [pid 3991] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3991] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3991] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3991] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3991] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3991] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3991] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3991] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3991] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3991] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3991] write(7, "5", 1) = 1 [pid 3991] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3991] exit_group(0) = ? [pid 3991] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3992 ./strace-static-x86_64: Process 3992 attached [pid 3992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3992] setpgid(0, 0) = 0 [pid 3992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3992] write(3, "1000", 4) = 4 [pid 3992] close(3) = 0 [pid 3992] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3992] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3992] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3992] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3992] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3992] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3992] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3992] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3992] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3992] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3992] write(7, "5", 1) = 1 [pid 3992] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3992] exit_group(0) = ? [pid 3992] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3992, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3993 ./strace-static-x86_64: Process 3993 attached [pid 3993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3993] setpgid(0, 0) = 0 [pid 3993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3993] write(3, "1000", 4) = 4 [pid 3993] close(3) = 0 [pid 3993] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3993] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3993] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3993] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3993] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3993] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3993] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3993] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3993] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3993] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3993] write(7, "5", 1) = 1 [pid 3993] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3993] exit_group(0) = ? [pid 3993] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3994 ./strace-static-x86_64: Process 3994 attached [pid 3994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3994] setpgid(0, 0) = 0 [pid 3994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3994] write(3, "1000", 4) = 4 [pid 3994] close(3) = 0 [pid 3994] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3994] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3994] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3994] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3994] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3994] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3994] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3994] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3994] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3994] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3994] write(7, "5", 1) = 1 [pid 3994] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3994] exit_group(0) = ? [pid 3994] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3995 ./strace-static-x86_64: Process 3995 attached [pid 3995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3995] setpgid(0, 0) = 0 [pid 3995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3995] write(3, "1000", 4) = 4 [pid 3995] close(3) = 0 [pid 3995] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3995] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3995] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3995] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3995] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3995] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3995] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3995] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3995] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3995] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3995] write(7, "5", 1) = 1 [pid 3995] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3995] exit_group(0) = ? [pid 3995] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3995, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3996 ./strace-static-x86_64: Process 3996 attached [pid 3996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3996] setpgid(0, 0) = 0 [pid 3996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3996] write(3, "1000", 4) = 4 [pid 3996] close(3) = 0 [pid 3996] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3996] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3996] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3996] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3996] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3996] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3996] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3996] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3996] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3996] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3996] write(7, "5", 1) = 1 [pid 3996] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3996] exit_group(0) = ? [pid 3996] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3997 ./strace-static-x86_64: Process 3997 attached [pid 3997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3997] setpgid(0, 0) = 0 [pid 3997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3997] write(3, "1000", 4) = 4 [pid 3997] close(3) = 0 [pid 3997] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3997] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3997] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3997] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3997] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3997] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3997] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3997] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3997] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3997] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3997] write(7, "5", 1) = 1 [pid 3997] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3997] exit_group(0) = ? [pid 3997] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3998 attached [pid 3998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3638] <... clone resumed>, child_tidptr=0x555556c775d0) = 3998 [pid 3998] <... prctl resumed>) = 0 [pid 3998] setpgid(0, 0) = 0 [pid 3998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3998] write(3, "1000", 4) = 4 [pid 3998] close(3) = 0 [pid 3998] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3998] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3998] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3998] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3998] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3998] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3998] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3998] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3998] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3998] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3998] write(7, "5", 1) = 1 [pid 3998] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3998] exit_group(0) = ? [pid 3998] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3998, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 3999 ./strace-static-x86_64: Process 3999 attached [pid 3999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3999] setpgid(0, 0) = 0 [pid 3999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3999] write(3, "1000", 4) = 4 [pid 3999] close(3) = 0 [pid 3999] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 3999] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 3999] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 3999] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 3999] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 3999] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3999] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 3999] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 3999] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 3999] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 3999] write(7, "5", 1) = 1 [pid 3999] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 3999] exit_group(0) = ? [pid 3999] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4000 attached , child_tidptr=0x555556c775d0) = 4000 [pid 4000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4000] setpgid(0, 0) = 0 [pid 4000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4000] write(3, "1000", 4) = 4 [pid 4000] close(3) = 0 [pid 4000] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4000] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4000] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4000] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4000] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4000] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4000] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4000] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4000] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4000] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4000] write(7, "5", 1) = 1 [pid 4000] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4000] exit_group(0) = ? [pid 4000] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4000, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4001 ./strace-static-x86_64: Process 4001 attached [pid 4001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4001] setpgid(0, 0) = 0 [pid 4001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4001] write(3, "1000", 4) = 4 [pid 4001] close(3) = 0 [pid 4001] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4001] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4001] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4001] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4001] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4001] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4001] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4001] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4001] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4001] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4001] write(7, "5", 1) = 1 [pid 4001] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4001] exit_group(0) = ? [pid 4001] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4002 ./strace-static-x86_64: Process 4002 attached [pid 4002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4002] setpgid(0, 0) = 0 [pid 4002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4002] write(3, "1000", 4) = 4 [pid 4002] close(3) = 0 [pid 4002] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4002] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4002] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4002] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4002] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4002] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4002] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4002] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4002] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4002] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4002] write(7, "5", 1) = 1 [pid 4002] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4002] exit_group(0) = ? [pid 4002] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4003 ./strace-static-x86_64: Process 4003 attached [pid 4003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4003] setpgid(0, 0) = 0 [pid 4003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4003] write(3, "1000", 4) = 4 [pid 4003] close(3) = 0 [pid 4003] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4003] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4003] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4003] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4003] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4003] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4003] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4003] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4003] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4003] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4003] write(7, "5", 1) = 1 [pid 4003] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4003] exit_group(0) = ? [pid 4003] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4003, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4004 ./strace-static-x86_64: Process 4004 attached [pid 4004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4004] setpgid(0, 0) = 0 [pid 4004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4004] write(3, "1000", 4) = 4 [pid 4004] close(3) = 0 [pid 4004] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4004] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4004] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4004] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4004] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4004] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4004] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4004] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4004] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4004] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4004] write(7, "5", 1) = 1 [pid 4004] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4004] exit_group(0) = ? [pid 4004] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4005 ./strace-static-x86_64: Process 4005 attached [pid 4005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4005] setpgid(0, 0) = 0 [pid 4005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4005] write(3, "1000", 4) = 4 [pid 4005] close(3) = 0 [pid 4005] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4005] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4005] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4005] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4005] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4005] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4005] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4005] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4005] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4005] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4005] write(7, "5", 1) = 1 [pid 4005] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4005] exit_group(0) = ? [pid 4005] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4006 ./strace-static-x86_64: Process 4006 attached [pid 4006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4006] setpgid(0, 0) = 0 [pid 4006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4006] write(3, "1000", 4) = 4 [pid 4006] close(3) = 0 [pid 4006] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4006] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4006] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4006] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4006] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4006] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4006] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4006] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4006] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4006] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4006] write(7, "5", 1) = 1 [pid 4006] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4006] exit_group(0) = ? [pid 4006] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4007 ./strace-static-x86_64: Process 4007 attached [pid 4007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4007] setpgid(0, 0) = 0 [pid 4007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4007] write(3, "1000", 4) = 4 [pid 4007] close(3) = 0 [pid 4007] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4007] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4007] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4007] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4007] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4007] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4007] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4007] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4007] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4007] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4007] write(7, "5", 1) = 1 [pid 4007] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4007] exit_group(0) = ? [pid 4007] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4007, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4008 ./strace-static-x86_64: Process 4008 attached [pid 4008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4008] setpgid(0, 0) = 0 [pid 4008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4008] write(3, "1000", 4) = 4 [pid 4008] close(3) = 0 [pid 4008] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4008] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4008] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4008] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4008] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4008] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4008] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4008] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4008] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4008] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4008] write(7, "5", 1) = 1 [pid 4008] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4008] exit_group(0) = ? [pid 4008] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4009 ./strace-static-x86_64: Process 4009 attached [pid 4009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4009] setpgid(0, 0) = 0 [pid 4009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4009] write(3, "1000", 4) = 4 [pid 4009] close(3) = 0 [pid 4009] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4009] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4009] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4009] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4009] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4009] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4009] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4009] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4009] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4009] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4009] write(7, "5", 1) = 1 [pid 4009] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4009] exit_group(0) = ? [pid 4009] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4010 ./strace-static-x86_64: Process 4010 attached [pid 4010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4010] setpgid(0, 0) = 0 [pid 4010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4010] write(3, "1000", 4) = 4 [pid 4010] close(3) = 0 [pid 4010] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4010] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4010] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4010] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4010] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4010] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4010] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4010] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4010] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4010] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4010] write(7, "5", 1) = 1 [pid 4010] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4010] exit_group(0) = ? [pid 4010] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4011 ./strace-static-x86_64: Process 4011 attached [pid 4011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4011] setpgid(0, 0) = 0 [pid 4011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4011] write(3, "1000", 4) = 4 [pid 4011] close(3) = 0 [pid 4011] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4011] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4011] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4011] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4011] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4011] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4011] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4011] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4011] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4011] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4011] write(7, "5", 1) = 1 [pid 4011] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4011] exit_group(0) = ? [pid 4011] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4011, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4012 attached , child_tidptr=0x555556c775d0) = 4012 [pid 4012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4012] setpgid(0, 0) = 0 [pid 4012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4012] write(3, "1000", 4) = 4 [pid 4012] close(3) = 0 [pid 4012] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4012] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4012] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4012] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4012] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4012] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4012] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4012] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4012] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4012] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4012] write(7, "5", 1) = 1 [pid 4012] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4012] exit_group(0) = ? [pid 4012] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4013 attached , child_tidptr=0x555556c775d0) = 4013 [pid 4013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4013] setpgid(0, 0) = 0 [pid 4013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4013] write(3, "1000", 4) = 4 [pid 4013] close(3) = 0 [pid 4013] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4013] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4013] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4013] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4013] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4013] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4013] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4013] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4013] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4013] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4013] write(7, "5", 1) = 1 [pid 4013] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4013] exit_group(0) = ? [pid 4013] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4013, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4014 ./strace-static-x86_64: Process 4014 attached [pid 4014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4014] setpgid(0, 0) = 0 [pid 4014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4014] write(3, "1000", 4) = 4 [pid 4014] close(3) = 0 [pid 4014] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4014] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4014] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4014] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4014] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4014] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4014] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4014] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4014] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4014] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4014] write(7, "5", 1) = 1 [pid 4014] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4014] exit_group(0) = ? [pid 4014] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4014, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4015 attached , child_tidptr=0x555556c775d0) = 4015 [pid 4015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4015] setpgid(0, 0) = 0 [pid 4015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4015] write(3, "1000", 4) = 4 [pid 4015] close(3) = 0 [pid 4015] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4015] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4015] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4015] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4015] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4015] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4015] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4015] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4015] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4015] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4015] write(7, "5", 1) = 1 [pid 4015] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4015] exit_group(0) = ? [pid 4015] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4016 ./strace-static-x86_64: Process 4016 attached [pid 4016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4016] setpgid(0, 0) = 0 [pid 4016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4016] write(3, "1000", 4) = 4 [pid 4016] close(3) = 0 [pid 4016] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4016] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4016] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4016] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4016] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4016] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4016] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4016] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4016] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4016] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4016] write(7, "5", 1) = 1 [pid 4016] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4016] exit_group(0) = ? [pid 4016] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4016, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4017 ./strace-static-x86_64: Process 4017 attached [pid 4017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4017] setpgid(0, 0) = 0 [pid 4017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4017] write(3, "1000", 4) = 4 [pid 4017] close(3) = 0 [pid 4017] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4017] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4017] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4017] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4017] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4017] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4017] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4017] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4017] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4017] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4017] write(7, "5", 1) = 1 [pid 4017] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4017] exit_group(0) = ? [pid 4017] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4017, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4018 attached [pid 4018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4018] setpgid(0, 0) = 0 [pid 3638] <... clone resumed>, child_tidptr=0x555556c775d0) = 4018 [pid 4018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4018] write(3, "1000", 4) = 4 [pid 4018] close(3) = 0 [pid 4018] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4018] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4018] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4018] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4018] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4018] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4018] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4018] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4018] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4018] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4018] write(7, "5", 1) = 1 [pid 4018] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4018] exit_group(0) = ? [pid 4018] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4019 ./strace-static-x86_64: Process 4019 attached [pid 4019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4019] setpgid(0, 0) = 0 [pid 4019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4019] write(3, "1000", 4) = 4 [pid 4019] close(3) = 0 [pid 4019] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4019] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4019] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4019] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4019] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4019] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4019] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4019] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4019] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4019] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4019] write(7, "5", 1) = 1 [pid 4019] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4019] exit_group(0) = ? [pid 4019] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4020 attached , child_tidptr=0x555556c775d0) = 4020 [pid 4020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4020] setpgid(0, 0) = 0 [pid 4020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4020] write(3, "1000", 4) = 4 [pid 4020] close(3) = 0 [pid 4020] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4020] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4020] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4020] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4020] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4020] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4020] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4020] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4020] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4020] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4020] write(7, "5", 1) = 1 [pid 4020] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4020] exit_group(0) = ? [pid 4020] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4020, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4021 attached , child_tidptr=0x555556c775d0) = 4021 [pid 4021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4021] setpgid(0, 0) = 0 [pid 4021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4021] write(3, "1000", 4) = 4 [pid 4021] close(3) = 0 [pid 4021] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4021] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4021] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4021] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4021] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4021] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4021] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4021] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4021] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4021] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4021] write(7, "5", 1) = 1 [pid 4021] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4021] exit_group(0) = ? [pid 4021] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4022 attached , child_tidptr=0x555556c775d0) = 4022 [pid 4022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4022] setpgid(0, 0) = 0 [pid 4022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4022] write(3, "1000", 4) = 4 [pid 4022] close(3) = 0 [pid 4022] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4022] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4022] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4022] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4022] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4022] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4022] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4022] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4022] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4022] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4022] write(7, "5", 1) = 1 [pid 4022] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4022] exit_group(0) = ? [pid 4022] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4023 ./strace-static-x86_64: Process 4023 attached [pid 4023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4023] setpgid(0, 0) = 0 [pid 4023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4023] write(3, "1000", 4) = 4 [pid 4023] close(3) = 0 [pid 4023] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4023] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4023] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4023] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4023] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4023] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4023] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4023] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4023] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4023] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4023] write(7, "5", 1) = 1 [pid 4023] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4023] exit_group(0) = ? [pid 4023] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4023, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4024 ./strace-static-x86_64: Process 4024 attached [pid 4024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4024] setpgid(0, 0) = 0 [pid 4024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4024] write(3, "1000", 4) = 4 [pid 4024] close(3) = 0 [pid 4024] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4024] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4024] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4024] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4024] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4024] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4024] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4024] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4024] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4024] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4024] write(7, "5", 1) = 1 [pid 4024] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4024] exit_group(0) = ? [pid 4024] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4025 ./strace-static-x86_64: Process 4025 attached [pid 4025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4025] setpgid(0, 0) = 0 [pid 4025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4025] write(3, "1000", 4) = 4 [pid 4025] close(3) = 0 [pid 4025] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4025] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4025] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4025] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4025] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4025] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4025] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4025] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4025] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4025] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4025] write(7, "5", 1) = 1 [pid 4025] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4025] exit_group(0) = ? [pid 4025] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4026 ./strace-static-x86_64: Process 4026 attached [pid 4026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4026] setpgid(0, 0) = 0 [pid 4026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4026] write(3, "1000", 4) = 4 [pid 4026] close(3) = 0 [pid 4026] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4026] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4026] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4026] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4026] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4026] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4026] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4026] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4026] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4026] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4026] write(7, "5", 1) = 1 [pid 4026] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4026] exit_group(0) = ? [pid 4026] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4027 ./strace-static-x86_64: Process 4027 attached [pid 4027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4027] setpgid(0, 0) = 0 [pid 4027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4027] write(3, "1000", 4) = 4 [pid 4027] close(3) = 0 [pid 4027] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4027] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4027] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4027] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4027] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4027] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4027] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4027] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4027] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4027] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4027] write(7, "5", 1) = 1 [pid 4027] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4027] exit_group(0) = ? [pid 4027] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4028 ./strace-static-x86_64: Process 4028 attached [pid 4028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4028] setpgid(0, 0) = 0 [pid 4028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4028] write(3, "1000", 4) = 4 [pid 4028] close(3) = 0 [pid 4028] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4028] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4028] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4028] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4028] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4028] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4028] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4028] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4028] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4028] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4028] write(7, "5", 1) = 1 [pid 4028] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4028] exit_group(0) = ? [pid 4028] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4029 ./strace-static-x86_64: Process 4029 attached [pid 4029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4029] setpgid(0, 0) = 0 [pid 4029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4029] write(3, "1000", 4) = 4 [pid 4029] close(3) = 0 [pid 4029] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4029] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4029] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4029] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4029] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4029] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4029] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4029] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4029] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4029] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4029] write(7, "5", 1) = 1 [pid 4029] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4029] exit_group(0) = ? [pid 4029] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4030 ./strace-static-x86_64: Process 4030 attached [pid 4030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4030] setpgid(0, 0) = 0 [pid 4030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4030] write(3, "1000", 4) = 4 [pid 4030] close(3) = 0 [pid 4030] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4030] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4030] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4030] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4030] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4030] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4030] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4030] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4030] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4030] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4030] write(7, "5", 1) = 1 [pid 4030] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4030] exit_group(0) = ? [pid 4030] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4031 attached , child_tidptr=0x555556c775d0) = 4031 [pid 4031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4031] setpgid(0, 0) = 0 [pid 4031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4031] write(3, "1000", 4) = 4 [pid 4031] close(3) = 0 [pid 4031] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4031] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4031] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4031] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4031] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4031] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4031] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4031] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4031] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4031] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4031] write(7, "5", 1) = 1 [pid 4031] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4031] exit_group(0) = ? [pid 4031] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4032 attached , child_tidptr=0x555556c775d0) = 4032 [pid 4032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4032] setpgid(0, 0) = 0 [pid 4032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4032] write(3, "1000", 4) = 4 [pid 4032] close(3) = 0 [pid 4032] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4032] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4032] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4032] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4032] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4032] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4032] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4032] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4032] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4032] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4032] write(7, "5", 1) = 1 [pid 4032] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4032] exit_group(0) = ? [pid 4032] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4032, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4033 ./strace-static-x86_64: Process 4033 attached [pid 4033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4033] setpgid(0, 0) = 0 [pid 4033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4033] write(3, "1000", 4) = 4 [pid 4033] close(3) = 0 [pid 4033] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4033] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4033] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4033] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4033] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4033] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4033] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4033] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4033] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4033] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4033] write(7, "5", 1) = 1 [pid 4033] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4033] exit_group(0) = ? [pid 4033] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4034 ./strace-static-x86_64: Process 4034 attached [pid 4034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4034] setpgid(0, 0) = 0 [pid 4034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4034] write(3, "1000", 4) = 4 [pid 4034] close(3) = 0 [pid 4034] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4034] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4034] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4034] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4034] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4034] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4034] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4034] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4034] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4034] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4034] write(7, "5", 1) = 1 [pid 4034] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4034] exit_group(0) = ? [pid 4034] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4035 ./strace-static-x86_64: Process 4035 attached [pid 4035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4035] setpgid(0, 0) = 0 [pid 4035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4035] write(3, "1000", 4) = 4 [pid 4035] close(3) = 0 [pid 4035] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4035] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4035] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4035] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4035] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4035] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4035] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4035] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4035] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4035] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4035] write(7, "5", 1) = 1 [pid 4035] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4035] exit_group(0) = ? [pid 4035] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4035, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4036 ./strace-static-x86_64: Process 4036 attached [pid 4036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4036] setpgid(0, 0) = 0 [pid 4036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4036] write(3, "1000", 4) = 4 [pid 4036] close(3) = 0 [pid 4036] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4036] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4036] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4036] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4036] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4036] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4036] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4036] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4036] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4036] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4036] write(7, "5", 1) = 1 [pid 4036] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4036] exit_group(0) = ? [pid 4036] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4037 ./strace-static-x86_64: Process 4037 attached [pid 4037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4037] setpgid(0, 0) = 0 [pid 4037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4037] write(3, "1000", 4) = 4 [pid 4037] close(3) = 0 [pid 4037] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4037] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4037] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4037] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4037] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4037] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4037] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4037] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4037] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4037] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4037] write(7, "5", 1) = 1 [pid 4037] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4037] exit_group(0) = ? [pid 4037] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4037, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4038 ./strace-static-x86_64: Process 4038 attached [pid 4038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4038] setpgid(0, 0) = 0 [pid 4038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4038] write(3, "1000", 4) = 4 [pid 4038] close(3) = 0 [pid 4038] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4038] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4038] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4038] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4038] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4038] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4038] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4038] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4038] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4038] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4038] write(7, "5", 1) = 1 [pid 4038] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4038] exit_group(0) = ? [pid 4038] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4039 attached , child_tidptr=0x555556c775d0) = 4039 [pid 4039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4039] setpgid(0, 0) = 0 [pid 4039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4039] write(3, "1000", 4) = 4 [pid 4039] close(3) = 0 [pid 4039] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4039] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4039] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4039] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4039] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4039] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4039] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4039] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4039] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4039] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4039] write(7, "5", 1) = 1 [pid 4039] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4039] exit_group(0) = ? [pid 4039] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4040 attached , child_tidptr=0x555556c775d0) = 4040 [pid 4040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4040] setpgid(0, 0) = 0 [pid 4040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4040] write(3, "1000", 4) = 4 [pid 4040] close(3) = 0 [pid 4040] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4040] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4040] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4040] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4040] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4040] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4040] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4040] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4040] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4040] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4040] write(7, "5", 1) = 1 [pid 4040] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4040] exit_group(0) = ? [pid 4040] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4040, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4041 attached , child_tidptr=0x555556c775d0) = 4041 [pid 4041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4041] setpgid(0, 0) = 0 [pid 4041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4041] write(3, "1000", 4) = 4 [pid 4041] close(3) = 0 [pid 4041] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4041] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4041] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4041] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4041] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4041] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4041] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4041] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4041] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4041] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4041] write(7, "5", 1) = 1 [pid 4041] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4041] exit_group(0) = ? [pid 4041] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4042 ./strace-static-x86_64: Process 4042 attached [pid 4042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4042] setpgid(0, 0) = 0 [pid 4042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4042] write(3, "1000", 4) = 4 [pid 4042] close(3) = 0 [pid 4042] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4042] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4042] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4042] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4042] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4042] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4042] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4042] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4042] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4042] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4042] write(7, "5", 1) = 1 [pid 4042] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4042] exit_group(0) = ? [pid 4042] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4043 ./strace-static-x86_64: Process 4043 attached [pid 4043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4043] setpgid(0, 0) = 0 [pid 4043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4043] write(3, "1000", 4) = 4 [pid 4043] close(3) = 0 [pid 4043] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4043] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4043] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4043] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4043] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4043] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4043] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4043] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4043] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4043] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4043] write(7, "5", 1) = 1 [pid 4043] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4043] exit_group(0) = ? [pid 4043] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4044 ./strace-static-x86_64: Process 4044 attached [pid 4044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4044] setpgid(0, 0) = 0 [pid 4044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4044] write(3, "1000", 4) = 4 [pid 4044] close(3) = 0 [pid 4044] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4044] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4044] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4044] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4044] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4044] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4044] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4044] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4044] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4044] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4044] write(7, "5", 1) = 1 [pid 4044] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4044] exit_group(0) = ? [pid 4044] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4044, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4045 ./strace-static-x86_64: Process 4045 attached [pid 4045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4045] setpgid(0, 0) = 0 [pid 4045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4045] write(3, "1000", 4) = 4 [pid 4045] close(3) = 0 [pid 4045] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4045] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4045] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4045] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4045] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4045] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4045] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4045] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4045] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4045] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4045] write(7, "5", 1) = 1 [pid 4045] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4045] exit_group(0) = ? [pid 4045] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4045, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4046 ./strace-static-x86_64: Process 4046 attached [pid 4046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4046] setpgid(0, 0) = 0 [pid 4046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4046] write(3, "1000", 4) = 4 [pid 4046] close(3) = 0 [pid 4046] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4046] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4046] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4046] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4046] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4046] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4046] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4046] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4046] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4046] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4046] write(7, "5", 1) = 1 [pid 4046] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4046] exit_group(0) = ? [pid 4046] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4047 ./strace-static-x86_64: Process 4047 attached [pid 4047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4047] setpgid(0, 0) = 0 [pid 4047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4047] write(3, "1000", 4) = 4 [pid 4047] close(3) = 0 [pid 4047] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4047] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4047] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4047] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4047] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4047] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4047] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4047] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4047] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4047] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4047] write(7, "5", 1) = 1 [pid 4047] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4047] exit_group(0) = ? [pid 4047] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4048 ./strace-static-x86_64: Process 4048 attached [pid 4048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4048] setpgid(0, 0) = 0 [pid 4048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4048] write(3, "1000", 4) = 4 [pid 4048] close(3) = 0 [pid 4048] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4048] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4048] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4048] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4048] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4048] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4048] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4048] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4048] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4048] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4048] write(7, "5", 1) = 1 [pid 4048] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4048] exit_group(0) = ? [pid 4048] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4048, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4049 attached , child_tidptr=0x555556c775d0) = 4049 [pid 4049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4049] setpgid(0, 0) = 0 [pid 4049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4049] write(3, "1000", 4) = 4 [pid 4049] close(3) = 0 [pid 4049] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4049] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4049] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4049] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4049] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4049] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4049] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4049] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4049] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4049] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4049] write(7, "5", 1) = 1 [pid 4049] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4049] exit_group(0) = ? [pid 4049] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4049, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4050 attached , child_tidptr=0x555556c775d0) = 4050 [pid 4050] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4050] setpgid(0, 0) = 0 [pid 4050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4050] write(3, "1000", 4) = 4 [pid 4050] close(3) = 0 [pid 4050] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4050] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4050] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4050] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4050] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4050] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4050] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4050] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4050] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4050] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4050] write(7, "5", 1) = 1 [pid 4050] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4050] exit_group(0) = ? [pid 4050] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4051 attached , child_tidptr=0x555556c775d0) = 4051 [pid 4051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4051] setpgid(0, 0) = 0 [pid 4051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4051] write(3, "1000", 4) = 4 [pid 4051] close(3) = 0 [pid 4051] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4051] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4051] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4051] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4051] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4051] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4051] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4051] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4051] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4051] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4051] write(7, "5", 1) = 1 [pid 4051] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4051] exit_group(0) = ? [pid 4051] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4051, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4052 ./strace-static-x86_64: Process 4052 attached [pid 4052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4052] setpgid(0, 0) = 0 [pid 4052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4052] write(3, "1000", 4) = 4 [pid 4052] close(3) = 0 [pid 4052] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4052] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4052] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4052] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4052] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4052] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4052] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4052] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4052] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4052] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4052] write(7, "5", 1) = 1 [pid 4052] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4052] exit_group(0) = ? [pid 4052] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4052, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4053 ./strace-static-x86_64: Process 4053 attached [pid 4053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4053] setpgid(0, 0) = 0 [pid 4053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4053] write(3, "1000", 4) = 4 [pid 4053] close(3) = 0 [pid 4053] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4053] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4053] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4053] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4053] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4053] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4053] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4053] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4053] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4053] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4053] write(7, "5", 1) = 1 [pid 4053] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4053] exit_group(0) = ? [pid 4053] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4054 attached , child_tidptr=0x555556c775d0) = 4054 [pid 4054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4054] setpgid(0, 0) = 0 [pid 4054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4054] write(3, "1000", 4) = 4 [pid 4054] close(3) = 0 [pid 4054] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4054] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4054] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4054] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4054] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4054] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4054] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4054] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4054] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4054] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4054] write(7, "5", 1) = 1 [pid 4054] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4054] exit_group(0) = ? [pid 4054] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4055 ./strace-static-x86_64: Process 4055 attached [pid 4055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4055] setpgid(0, 0) = 0 [pid 4055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4055] write(3, "1000", 4) = 4 [pid 4055] close(3) = 0 [pid 4055] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4055] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4055] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4055] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4055] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4055] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4055] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4055] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4055] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4055] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4055] write(7, "5", 1) = 1 [pid 4055] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4055] exit_group(0) = ? [pid 4055] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4056 ./strace-static-x86_64: Process 4056 attached [pid 4056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4056] setpgid(0, 0) = 0 [pid 4056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4056] write(3, "1000", 4) = 4 [pid 4056] close(3) = 0 [pid 4056] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4056] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4056] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4056] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4056] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4056] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4056] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4056] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4056] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4056] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4056] write(7, "5", 1) = 1 [pid 4056] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4056] exit_group(0) = ? [pid 4056] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4056, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4057 ./strace-static-x86_64: Process 4057 attached [pid 4057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4057] setpgid(0, 0) = 0 [pid 4057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4057] write(3, "1000", 4) = 4 [pid 4057] close(3) = 0 [pid 4057] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4057] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4057] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4057] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4057] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4057] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4057] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4057] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4057] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4057] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4057] write(7, "5", 1) = 1 [pid 4057] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4057] exit_group(0) = ? [pid 4057] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4057, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4058 ./strace-static-x86_64: Process 4058 attached [pid 4058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4058] setpgid(0, 0) = 0 [pid 4058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4058] write(3, "1000", 4) = 4 [pid 4058] close(3) = 0 [pid 4058] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4058] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4058] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4058] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4058] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4058] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4058] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4058] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4058] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4058] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4058] write(7, "5", 1) = 1 [pid 4058] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4058] exit_group(0) = ? [pid 4058] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4059 ./strace-static-x86_64: Process 4059 attached [pid 4059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4059] setpgid(0, 0) = 0 [pid 4059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4059] write(3, "1000", 4) = 4 [pid 4059] close(3) = 0 [pid 4059] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4059] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4059] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4059] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4059] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4059] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4059] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4059] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4059] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4059] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4059] write(7, "5", 1) = 1 [pid 4059] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4059] exit_group(0) = ? [pid 4059] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4060 ./strace-static-x86_64: Process 4060 attached [pid 4060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4060] setpgid(0, 0) = 0 [pid 4060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4060] write(3, "1000", 4) = 4 [pid 4060] close(3) = 0 [pid 4060] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4060] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4060] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4060] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4060] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4060] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4060] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4060] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4060] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4060] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4060] write(7, "5", 1) = 1 [pid 4060] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4060] exit_group(0) = ? [pid 4060] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4061 ./strace-static-x86_64: Process 4061 attached [pid 4061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4061] setpgid(0, 0) = 0 [pid 4061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4061] write(3, "1000", 4) = 4 [pid 4061] close(3) = 0 [pid 4061] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4061] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4061] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4061] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4061] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4061] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4061] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4061] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4061] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4061] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4061] write(7, "5", 1) = 1 [pid 4061] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4061] exit_group(0) = ? [pid 4061] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4062 ./strace-static-x86_64: Process 4062 attached [pid 4062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4062] setpgid(0, 0) = 0 [pid 4062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4062] write(3, "1000", 4) = 4 [pid 4062] close(3) = 0 [pid 4062] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4062] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4062] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4062] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4062] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4062] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4062] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4062] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4062] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4062] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4062] write(7, "5", 1) = 1 [pid 4062] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4062] exit_group(0) = ? [pid 4062] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4063 ./strace-static-x86_64: Process 4063 attached [pid 4063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4063] setpgid(0, 0) = 0 [pid 4063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4063] write(3, "1000", 4) = 4 [pid 4063] close(3) = 0 [pid 4063] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4063] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4063] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4063] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4063] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4063] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4063] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4063] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4063] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4063] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4063] write(7, "5", 1) = 1 [pid 4063] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4063] exit_group(0) = ? [pid 4063] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4063, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4064 ./strace-static-x86_64: Process 4064 attached [pid 4064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4064] setpgid(0, 0) = 0 [pid 4064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4064] write(3, "1000", 4) = 4 [pid 4064] close(3) = 0 [pid 4064] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4064] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4064] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4064] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4064] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4064] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4064] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4064] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4064] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4064] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4064] write(7, "5", 1) = 1 [pid 4064] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4064] exit_group(0) = ? [pid 4064] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4065 attached , child_tidptr=0x555556c775d0) = 4065 [pid 4065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4065] setpgid(0, 0) = 0 [pid 4065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4065] write(3, "1000", 4) = 4 [pid 4065] close(3) = 0 [pid 4065] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4065] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4065] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4065] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4065] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4065] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4065] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4065] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4065] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4065] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4065] write(7, "5", 1) = 1 [pid 4065] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4065] exit_group(0) = ? [pid 4065] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4066 ./strace-static-x86_64: Process 4066 attached [pid 4066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4066] setpgid(0, 0) = 0 [pid 4066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4066] write(3, "1000", 4) = 4 [pid 4066] close(3) = 0 [pid 4066] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4066] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4066] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4066] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4066] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4066] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4066] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4066] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4066] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4066] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4066] write(7, "5", 1) = 1 [pid 4066] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4066] exit_group(0) = ? [pid 4066] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4066, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4067 ./strace-static-x86_64: Process 4067 attached [pid 4067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4067] setpgid(0, 0) = 0 [pid 4067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4067] write(3, "1000", 4) = 4 [pid 4067] close(3) = 0 [pid 4067] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4067] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4067] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4067] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4067] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4067] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4067] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4067] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4067] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4067] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4067] write(7, "5", 1) = 1 [pid 4067] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4067] exit_group(0) = ? [pid 4067] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4068 ./strace-static-x86_64: Process 4068 attached [pid 4068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4068] setpgid(0, 0) = 0 [pid 4068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4068] write(3, "1000", 4) = 4 [pid 4068] close(3) = 0 [pid 4068] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4068] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4068] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4068] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4068] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4068] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4068] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4068] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4068] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4068] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4068] write(7, "5", 1) = 1 [pid 4068] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4068] exit_group(0) = ? [pid 4068] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4069 ./strace-static-x86_64: Process 4069 attached [pid 4069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4069] setpgid(0, 0) = 0 [pid 4069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4069] write(3, "1000", 4) = 4 [pid 4069] close(3) = 0 [pid 4069] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4069] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4069] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4069] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4069] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4069] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4069] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4069] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4069] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4069] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4069] write(7, "5", 1) = 1 [pid 4069] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4069] exit_group(0) = ? [pid 4069] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4070 ./strace-static-x86_64: Process 4070 attached [pid 4070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4070] setpgid(0, 0) = 0 [pid 4070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4070] write(3, "1000", 4) = 4 [pid 4070] close(3) = 0 [pid 4070] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4070] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4070] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4070] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4070] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4070] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4070] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4070] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4070] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4070] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4070] write(7, "5", 1) = 1 [pid 4070] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4070] exit_group(0) = ? [pid 4070] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4070, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4071 ./strace-static-x86_64: Process 4071 attached [pid 4071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4071] setpgid(0, 0) = 0 [pid 4071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4071] write(3, "1000", 4) = 4 [pid 4071] close(3) = 0 [pid 4071] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4071] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4071] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4071] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4071] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4071] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4071] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4071] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4071] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4071] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4071] write(7, "5", 1) = 1 [pid 4071] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4071] exit_group(0) = ? [pid 4071] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4072 ./strace-static-x86_64: Process 4072 attached [pid 4072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4072] setpgid(0, 0) = 0 [pid 4072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4072] write(3, "1000", 4) = 4 [pid 4072] close(3) = 0 [pid 4072] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4072] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4072] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4072] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4072] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4072] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4072] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4072] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4072] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4072] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4072] write(7, "5", 1) = 1 [pid 4072] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4072] exit_group(0) = ? [pid 4072] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4073 ./strace-static-x86_64: Process 4073 attached [pid 4073] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4073] setpgid(0, 0) = 0 [pid 4073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4073] write(3, "1000", 4) = 4 [pid 4073] close(3) = 0 [pid 4073] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4073] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4073] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4073] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4073] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4073] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4073] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4073] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4073] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4073] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4073] write(7, "5", 1) = 1 [pid 4073] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4073] exit_group(0) = ? [pid 4073] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4074 ./strace-static-x86_64: Process 4074 attached [pid 4074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4074] setpgid(0, 0) = 0 [pid 4074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4074] write(3, "1000", 4) = 4 [pid 4074] close(3) = 0 [pid 4074] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4074] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4074] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4074] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4074] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4074] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4074] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4074] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4074] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4074] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4074] write(7, "5", 1) = 1 [pid 4074] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4074] exit_group(0) = ? [pid 4074] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4074, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4075 ./strace-static-x86_64: Process 4075 attached [pid 4075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4075] setpgid(0, 0) = 0 [pid 4075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4075] write(3, "1000", 4) = 4 [pid 4075] close(3) = 0 [pid 4075] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4075] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4075] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4075] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4075] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4075] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4075] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4075] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4075] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4075] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4075] write(7, "5", 1) = 1 [pid 4075] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4075] exit_group(0) = ? [pid 4075] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4075, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4076 ./strace-static-x86_64: Process 4076 attached [pid 4076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4076] setpgid(0, 0) = 0 [pid 4076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4076] write(3, "1000", 4) = 4 [pid 4076] close(3) = 0 [pid 4076] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4076] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4076] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4076] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4076] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4076] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4076] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4076] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4076] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4076] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4076] write(7, "5", 1) = 1 [pid 4076] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4076] exit_group(0) = ? [pid 4076] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4077 ./strace-static-x86_64: Process 4077 attached [pid 4077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4077] setpgid(0, 0) = 0 [pid 4077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4077] write(3, "1000", 4) = 4 [pid 4077] close(3) = 0 [pid 4077] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4077] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4077] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4077] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4077] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4077] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4077] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4077] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4077] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4077] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4077] write(7, "5", 1) = 1 [pid 4077] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4077] exit_group(0) = ? [pid 4077] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4078 attached , child_tidptr=0x555556c775d0) = 4078 [pid 4078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4078] setpgid(0, 0) = 0 [pid 4078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4078] write(3, "1000", 4) = 4 [pid 4078] close(3) = 0 [pid 4078] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4078] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4078] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4078] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4078] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4078] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4078] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4078] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4078] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4078] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4078] write(7, "5", 1) = 1 [pid 4078] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4078] exit_group(0) = ? [pid 4078] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4079 attached , child_tidptr=0x555556c775d0) = 4079 [pid 4079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4079] setpgid(0, 0) = 0 [pid 4079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4079] write(3, "1000", 4) = 4 [pid 4079] close(3) = 0 [pid 4079] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4079] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4079] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4079] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4079] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4079] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4079] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4079] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4079] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4079] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4079] write(7, "5", 1) = 1 [pid 4079] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4079] exit_group(0) = ? [pid 4079] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4079, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4080 ./strace-static-x86_64: Process 4080 attached [pid 4080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4080] setpgid(0, 0) = 0 [pid 4080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4080] write(3, "1000", 4) = 4 [pid 4080] close(3) = 0 [pid 4080] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4080] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4080] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4080] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4080] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4080] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4080] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4080] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4080] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4080] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4080] write(7, "5", 1) = 1 [pid 4080] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4080] exit_group(0) = ? [pid 4080] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4081 ./strace-static-x86_64: Process 4081 attached [pid 4081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4081] setpgid(0, 0) = 0 [pid 4081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4081] write(3, "1000", 4) = 4 [pid 4081] close(3) = 0 [pid 4081] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4081] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4081] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4081] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4081] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4081] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4081] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4081] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4081] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4081] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4081] write(7, "5", 1) = 1 [pid 4081] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4081] exit_group(0) = ? [pid 4081] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4082 attached , child_tidptr=0x555556c775d0) = 4082 [pid 4082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4082] setpgid(0, 0) = 0 [pid 4082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4082] write(3, "1000", 4) = 4 [pid 4082] close(3) = 0 [pid 4082] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4082] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4082] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4082] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4082] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4082] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4082] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4082] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4082] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4082] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4082] write(7, "5", 1) = 1 [pid 4082] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4082] exit_group(0) = ? [pid 4082] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4083 ./strace-static-x86_64: Process 4083 attached [pid 4083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4083] setpgid(0, 0) = 0 [pid 4083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4083] write(3, "1000", 4) = 4 [pid 4083] close(3) = 0 [pid 4083] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4083] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4083] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4083] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4083] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4083] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4083] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4083] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4083] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4083] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4083] write(7, "5", 1) = 1 [pid 4083] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4083] exit_group(0) = ? [pid 4083] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4083, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4084 ./strace-static-x86_64: Process 4084 attached [pid 4084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4084] setpgid(0, 0) = 0 [pid 4084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4084] write(3, "1000", 4) = 4 [pid 4084] close(3) = 0 [pid 4084] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4084] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4084] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4084] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4084] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4084] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4084] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4084] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4084] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4084] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4084] write(7, "5", 1) = 1 [pid 4084] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4084] exit_group(0) = ? [pid 4084] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4085 ./strace-static-x86_64: Process 4085 attached [pid 4085] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4085] setpgid(0, 0) = 0 [pid 4085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4085] write(3, "1000", 4) = 4 [pid 4085] close(3) = 0 [pid 4085] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4085] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4085] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4085] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4085] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4085] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4085] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4085] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4085] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4085] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4085] write(7, "5", 1) = 1 [pid 4085] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4085] exit_group(0) = ? [pid 4085] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4085, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4086 attached , child_tidptr=0x555556c775d0) = 4086 [pid 4086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4086] setpgid(0, 0) = 0 [pid 4086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4086] write(3, "1000", 4) = 4 [pid 4086] close(3) = 0 [pid 4086] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4086] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4086] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4086] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4086] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4086] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4086] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4086] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4086] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4086] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4086] write(7, "5", 1) = 1 [pid 4086] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4086] exit_group(0) = ? [pid 4086] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4087 ./strace-static-x86_64: Process 4087 attached [pid 4087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4087] setpgid(0, 0) = 0 [pid 4087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4087] write(3, "1000", 4) = 4 [pid 4087] close(3) = 0 [pid 4087] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4087] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4087] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4087] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4087] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4087] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4087] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4087] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4087] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4087] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4087] write(7, "5", 1) = 1 [pid 4087] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4087] exit_group(0) = ? [pid 4087] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4088 attached , child_tidptr=0x555556c775d0) = 4088 [pid 4088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4088] setpgid(0, 0) = 0 [pid 4088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4088] write(3, "1000", 4) = 4 [pid 4088] close(3) = 0 [pid 4088] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4088] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4088] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4088] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4088] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4088] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4088] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4088] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4088] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4088] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4088] write(7, "5", 1) = 1 [pid 4088] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4088] exit_group(0) = ? [pid 4088] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4088, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4089 attached , child_tidptr=0x555556c775d0) = 4089 [pid 4089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4089] setpgid(0, 0) = 0 [pid 4089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4089] write(3, "1000", 4) = 4 [pid 4089] close(3) = 0 [pid 4089] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4089] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4089] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4089] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4089] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4089] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4089] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4089] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4089] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4089] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4089] write(7, "5", 1) = 1 [pid 4089] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4089] exit_group(0) = ? [pid 4089] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4090 attached , child_tidptr=0x555556c775d0) = 4090 [pid 4090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4090] setpgid(0, 0) = 0 [pid 4090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4090] write(3, "1000", 4) = 4 [pid 4090] close(3) = 0 [pid 4090] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4090] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4090] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4090] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4090] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4090] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4090] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4090] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4090] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4090] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4090] write(7, "5", 1) = 1 [pid 4090] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4090] exit_group(0) = ? [pid 4090] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4090, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4091 attached , child_tidptr=0x555556c775d0) = 4091 [pid 4091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4091] setpgid(0, 0) = 0 [pid 4091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4091] write(3, "1000", 4) = 4 [pid 4091] close(3) = 0 [pid 4091] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4091] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4091] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4091] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4091] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4091] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4091] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4091] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4091] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4091] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4091] write(7, "5", 1) = 1 [pid 4091] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4091] exit_group(0) = ? [pid 4091] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4092 attached , child_tidptr=0x555556c775d0) = 4092 [pid 4092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4092] setpgid(0, 0) = 0 [pid 4092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4092] write(3, "1000", 4) = 4 [pid 4092] close(3) = 0 [pid 4092] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4092] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4092] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4092] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4092] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4092] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4092] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4092] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4092] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4092] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4092] write(7, "5", 1) = 1 [pid 4092] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4092] exit_group(0) = ? [pid 4092] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4092, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4093 ./strace-static-x86_64: Process 4093 attached [pid 4093] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4093] setpgid(0, 0) = 0 [pid 4093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4093] write(3, "1000", 4) = 4 [pid 4093] close(3) = 0 [pid 4093] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4093] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4093] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4093] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4093] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4093] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4093] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4093] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4093] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4093] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4093] write(7, "5", 1) = 1 [pid 4093] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4093] exit_group(0) = ? [pid 4093] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4094 ./strace-static-x86_64: Process 4094 attached [pid 4094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4094] setpgid(0, 0) = 0 [pid 4094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4094] write(3, "1000", 4) = 4 [pid 4094] close(3) = 0 [pid 4094] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4094] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4094] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4094] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4094] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4094] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4094] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4094] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4094] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4094] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4094] write(7, "5", 1) = 1 [pid 4094] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4094] exit_group(0) = ? [pid 4094] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4095 ./strace-static-x86_64: Process 4095 attached [pid 4095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4095] setpgid(0, 0) = 0 [pid 4095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4095] write(3, "1000", 4) = 4 [pid 4095] close(3) = 0 [pid 4095] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4095] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4095] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4095] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4095] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4095] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4095] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4095] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4095] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4095] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4095] write(7, "5", 1) = 1 [pid 4095] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4095] exit_group(0) = ? [pid 4095] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4095, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4096 attached , child_tidptr=0x555556c775d0) = 4096 [pid 4096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4096] setpgid(0, 0) = 0 [pid 4096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4096] write(3, "1000", 4) = 4 [pid 4096] close(3) = 0 [pid 4096] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4096] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4096] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4096] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4096] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4096] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4096] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4096] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4096] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4096] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4096] write(7, "5", 1) = 1 [pid 4096] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4096] exit_group(0) = ? [pid 4096] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4097 attached , child_tidptr=0x555556c775d0) = 4097 [pid 4097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4097] setpgid(0, 0) = 0 [pid 4097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4097] write(3, "1000", 4) = 4 [pid 4097] close(3) = 0 [pid 4097] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4097] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4097] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4097] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4097] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4097] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4097] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4097] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4097] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4097] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4097] write(7, "5", 1) = 1 [pid 4097] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4097] exit_group(0) = ? [pid 4097] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4098 attached , child_tidptr=0x555556c775d0) = 4098 [pid 4098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4098] setpgid(0, 0) = 0 [pid 4098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4098] write(3, "1000", 4) = 4 [pid 4098] close(3) = 0 [pid 4098] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4098] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4098] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4098] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4098] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4098] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4098] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4098] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4098] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4098] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4098] write(7, "5", 1) = 1 [pid 4098] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4098] exit_group(0) = ? [pid 4098] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4098, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4099 ./strace-static-x86_64: Process 4099 attached [pid 4099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4099] setpgid(0, 0) = 0 [pid 4099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4099] write(3, "1000", 4) = 4 [pid 4099] close(3) = 0 [pid 4099] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4099] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4099] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4099] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4099] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4099] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4099] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4099] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4099] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4099] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4099] write(7, "5", 1) = 1 [pid 4099] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4099] exit_group(0) = ? [pid 4099] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4099, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4100 ./strace-static-x86_64: Process 4100 attached [pid 4100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4100] setpgid(0, 0) = 0 [pid 4100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4100] write(3, "1000", 4) = 4 [pid 4100] close(3) = 0 [pid 4100] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4100] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4100] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4100] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4100] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4100] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4100] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4100] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4100] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4100] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4100] write(7, "5", 1) = 1 [pid 4100] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4100] exit_group(0) = ? [pid 4100] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4101 ./strace-static-x86_64: Process 4101 attached [pid 4101] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4101] setpgid(0, 0) = 0 [pid 4101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4101] write(3, "1000", 4) = 4 [pid 4101] close(3) = 0 [pid 4101] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4101] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4101] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4101] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4101] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4101] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4101] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4101] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4101] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4101] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4101] write(7, "5", 1) = 1 [pid 4101] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4101] exit_group(0) = ? [pid 4101] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4102 ./strace-static-x86_64: Process 4102 attached [pid 4102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4102] setpgid(0, 0) = 0 [pid 4102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4102] write(3, "1000", 4) = 4 [pid 4102] close(3) = 0 [pid 4102] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4102] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4102] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4102] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4102] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4102] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4102] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4102] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4102] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4102] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4102] write(7, "5", 1) = 1 [pid 4102] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4102] exit_group(0) = ? [pid 4102] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4103 attached , child_tidptr=0x555556c775d0) = 4103 [pid 4103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4103] setpgid(0, 0) = 0 [pid 4103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4103] write(3, "1000", 4) = 4 [pid 4103] close(3) = 0 [pid 4103] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4103] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4103] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4103] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4103] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4103] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4103] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4103] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4103] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4103] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4103] write(7, "5", 1) = 1 [pid 4103] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4103] exit_group(0) = ? [pid 4103] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4104 ./strace-static-x86_64: Process 4104 attached [pid 4104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4104] setpgid(0, 0) = 0 [pid 4104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4104] write(3, "1000", 4) = 4 [pid 4104] close(3) = 0 [pid 4104] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4104] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4104] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4104] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4104] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4104] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4104] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4104] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4104] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4104] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4104] write(7, "5", 1) = 1 [pid 4104] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4104] exit_group(0) = ? [pid 4104] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4105 ./strace-static-x86_64: Process 4105 attached [pid 4105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4105] setpgid(0, 0) = 0 [pid 4105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4105] write(3, "1000", 4) = 4 [pid 4105] close(3) = 0 [pid 4105] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4105] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4105] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4105] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4105] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4105] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4105] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4105] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4105] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4105] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4105] write(7, "5", 1) = 1 [pid 4105] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4105] exit_group(0) = ? [pid 4105] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4106 ./strace-static-x86_64: Process 4106 attached [pid 4106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4106] setpgid(0, 0) = 0 [pid 4106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4106] write(3, "1000", 4) = 4 [pid 4106] close(3) = 0 [pid 4106] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4106] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4106] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4106] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4106] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4106] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4106] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4106] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4106] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4106] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4106] write(7, "5", 1) = 1 [pid 4106] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4106] exit_group(0) = ? [pid 4106] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4107 ./strace-static-x86_64: Process 4107 attached [pid 4107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4107] setpgid(0, 0) = 0 [pid 4107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4107] write(3, "1000", 4) = 4 [pid 4107] close(3) = 0 [pid 4107] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4107] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4107] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4107] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4107] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4107] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4107] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4107] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4107] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4107] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4107] write(7, "5", 1) = 1 [pid 4107] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4107] exit_group(0) = ? [pid 4107] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4108 ./strace-static-x86_64: Process 4108 attached [pid 4108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4108] setpgid(0, 0) = 0 [pid 4108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4108] write(3, "1000", 4) = 4 [pid 4108] close(3) = 0 [pid 4108] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4108] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4108] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4108] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4108] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4108] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4108] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4108] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4108] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4108] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4108] write(7, "5", 1) = 1 [pid 4108] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4108] exit_group(0) = ? [pid 4108] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4109 ./strace-static-x86_64: Process 4109 attached [pid 4109] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4109] setpgid(0, 0) = 0 [pid 4109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4109] write(3, "1000", 4) = 4 [pid 4109] close(3) = 0 [pid 4109] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4109] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4109] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4109] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4109] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4109] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4109] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4109] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4109] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4109] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4109] write(7, "5", 1) = 1 [pid 4109] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4109] exit_group(0) = ? [pid 4109] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4109, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4110 ./strace-static-x86_64: Process 4110 attached [pid 4110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4110] setpgid(0, 0) = 0 [pid 4110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4110] write(3, "1000", 4) = 4 [pid 4110] close(3) = 0 [pid 4110] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4110] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4110] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4110] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4110] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4110] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4110] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4110] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4110] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4110] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4110] write(7, "5", 1) = 1 [pid 4110] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4110] exit_group(0) = ? [pid 4110] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4111 ./strace-static-x86_64: Process 4111 attached [pid 4111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4111] setpgid(0, 0) = 0 [pid 4111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4111] write(3, "1000", 4) = 4 [pid 4111] close(3) = 0 [pid 4111] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4111] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4111] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4111] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4111] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4111] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4111] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4111] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4111] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4111] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4111] write(7, "5", 1) = 1 [pid 4111] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4111] exit_group(0) = ? [pid 4111] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4111, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4112 ./strace-static-x86_64: Process 4112 attached [pid 4112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4112] setpgid(0, 0) = 0 [pid 4112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4112] write(3, "1000", 4) = 4 [pid 4112] close(3) = 0 [pid 4112] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4112] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4112] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4112] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4112] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4112] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4112] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4112] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4112] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4112] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4112] write(7, "5", 1) = 1 [pid 4112] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4112] exit_group(0) = ? [pid 4112] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4113 ./strace-static-x86_64: Process 4113 attached [pid 4113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4113] setpgid(0, 0) = 0 [pid 4113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4113] write(3, "1000", 4) = 4 [pid 4113] close(3) = 0 [pid 4113] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4113] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4113] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4113] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4113] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4113] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4113] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4113] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4113] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4113] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4113] write(7, "5", 1) = 1 [pid 4113] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4113] exit_group(0) = ? [pid 4113] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4113, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4114 attached , child_tidptr=0x555556c775d0) = 4114 [pid 4114] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4114] setpgid(0, 0) = 0 [pid 4114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4114] write(3, "1000", 4) = 4 [pid 4114] close(3) = 0 [pid 4114] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4114] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4114] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4114] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4114] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4114] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4114] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4114] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4114] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4114] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4114] write(7, "5", 1) = 1 [pid 4114] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4114] exit_group(0) = ? [pid 4114] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4114, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4115 attached , child_tidptr=0x555556c775d0) = 4115 [pid 4115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4115] setpgid(0, 0) = 0 [pid 4115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4115] write(3, "1000", 4) = 4 [pid 4115] close(3) = 0 [pid 4115] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4115] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4115] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4115] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4115] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4115] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4115] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4115] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4115] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4115] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4115] write(7, "5", 1) = 1 [pid 4115] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4115] exit_group(0) = ? [pid 4115] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4116 ./strace-static-x86_64: Process 4116 attached [pid 4116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4116] setpgid(0, 0) = 0 [pid 4116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4116] write(3, "1000", 4) = 4 [pid 4116] close(3) = 0 [pid 4116] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4116] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4116] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4116] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4116] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4116] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4116] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4116] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4116] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4116] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4116] write(7, "5", 1) = 1 [pid 4116] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4116] exit_group(0) = ? [pid 4116] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4117 ./strace-static-x86_64: Process 4117 attached [pid 4117] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4117] setpgid(0, 0) = 0 [pid 4117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4117] write(3, "1000", 4) = 4 [pid 4117] close(3) = 0 [pid 4117] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4117] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4117] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4117] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4117] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4117] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4117] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4117] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4117] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4117] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4117] write(7, "5", 1) = 1 [pid 4117] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4117] exit_group(0) = ? [pid 4117] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4118 ./strace-static-x86_64: Process 4118 attached [pid 4118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4118] setpgid(0, 0) = 0 [pid 4118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4118] write(3, "1000", 4) = 4 [pid 4118] close(3) = 0 [pid 4118] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4118] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4118] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4118] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4118] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4118] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4118] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4118] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4118] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4118] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4118] write(7, "5", 1) = 1 [pid 4118] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4118] exit_group(0) = ? [pid 4118] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4119 attached , child_tidptr=0x555556c775d0) = 4119 [pid 4119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4119] setpgid(0, 0) = 0 [pid 4119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4119] write(3, "1000", 4) = 4 [pid 4119] close(3) = 0 [pid 4119] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4119] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4119] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4119] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4119] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4119] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4119] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4119] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4119] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4119] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4119] write(7, "5", 1) = 1 [pid 4119] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4119] exit_group(0) = ? [pid 4119] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4120 ./strace-static-x86_64: Process 4120 attached [pid 4120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4120] setpgid(0, 0) = 0 [pid 4120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4120] write(3, "1000", 4) = 4 [pid 4120] close(3) = 0 [pid 4120] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4120] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4120] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4120] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4120] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4120] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4120] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4120] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4120] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4120] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4120] write(7, "5", 1) = 1 [pid 4120] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4120] exit_group(0) = ? [pid 4120] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4120, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4121 attached , child_tidptr=0x555556c775d0) = 4121 [pid 4121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4121] setpgid(0, 0) = 0 [pid 4121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4121] write(3, "1000", 4) = 4 [pid 4121] close(3) = 0 [pid 4121] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4121] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4121] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4121] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4121] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4121] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4121] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4121] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4121] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4121] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4121] write(7, "5", 1) = 1 [pid 4121] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4121] exit_group(0) = ? [pid 4121] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4122 attached , child_tidptr=0x555556c775d0) = 4122 [pid 4122] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4122] setpgid(0, 0) = 0 [pid 4122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4122] write(3, "1000", 4) = 4 [pid 4122] close(3) = 0 [pid 4122] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4122] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4122] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4122] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4122] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4122] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4122] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4122] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4122] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4122] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4122] write(7, "5", 1) = 1 [pid 4122] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4122] exit_group(0) = ? [pid 4122] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4122, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4123 ./strace-static-x86_64: Process 4123 attached [pid 4123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4123] setpgid(0, 0) = 0 [pid 4123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4123] write(3, "1000", 4) = 4 [pid 4123] close(3) = 0 [pid 4123] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4123] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4123] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4123] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4123] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4123] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4123] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4123] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4123] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4123] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4123] write(7, "5", 1) = 1 [pid 4123] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4123] exit_group(0) = ? [pid 4123] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4123, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4124 ./strace-static-x86_64: Process 4124 attached [pid 4124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4124] setpgid(0, 0) = 0 [pid 4124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4124] write(3, "1000", 4) = 4 [pid 4124] close(3) = 0 [pid 4124] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4124] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4124] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4124] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4124] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4124] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4124] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4124] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4124] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4124] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4124] write(7, "5", 1) = 1 [pid 4124] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4124] exit_group(0) = ? [pid 4124] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4124, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4125 ./strace-static-x86_64: Process 4125 attached [pid 4125] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4125] setpgid(0, 0) = 0 [pid 4125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4125] write(3, "1000", 4) = 4 [pid 4125] close(3) = 0 [pid 4125] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4125] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4125] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4125] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4125] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4125] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4125] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4125] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4125] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4125] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4125] write(7, "5", 1) = 1 [pid 4125] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4125] exit_group(0) = ? [pid 4125] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4126 ./strace-static-x86_64: Process 4126 attached [pid 4126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4126] setpgid(0, 0) = 0 [pid 4126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4126] write(3, "1000", 4) = 4 [pid 4126] close(3) = 0 [pid 4126] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4126] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4126] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4126] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4126] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4126] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4126] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4126] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4126] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4126] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4126] write(7, "5", 1) = 1 [pid 4126] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4126] exit_group(0) = ? [pid 4126] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4126, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4127 ./strace-static-x86_64: Process 4127 attached [pid 4127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4127] setpgid(0, 0) = 0 [pid 4127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4127] write(3, "1000", 4) = 4 [pid 4127] close(3) = 0 [pid 4127] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4127] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4127] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4127] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4127] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4127] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4127] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4127] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4127] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4127] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4127] write(7, "5", 1) = 1 [pid 4127] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4127] exit_group(0) = ? [pid 4127] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4127, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4128 ./strace-static-x86_64: Process 4128 attached [pid 4128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4128] setpgid(0, 0) = 0 [pid 4128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4128] write(3, "1000", 4) = 4 [pid 4128] close(3) = 0 [pid 4128] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4128] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4128] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4128] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4128] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4128] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4128] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4128] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4128] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4128] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4128] write(7, "5", 1) = 1 [pid 4128] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4128] exit_group(0) = ? [pid 4128] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4128, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4129 ./strace-static-x86_64: Process 4129 attached [pid 4129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4129] setpgid(0, 0) = 0 [pid 4129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4129] write(3, "1000", 4) = 4 [pid 4129] close(3) = 0 [pid 4129] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4129] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4129] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4129] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4129] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4129] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4129] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4129] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4129] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4129] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4129] write(7, "5", 1) = 1 [pid 4129] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4129] exit_group(0) = ? [pid 4129] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4130 ./strace-static-x86_64: Process 4130 attached [pid 4130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4130] setpgid(0, 0) = 0 [pid 4130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4130] write(3, "1000", 4) = 4 [pid 4130] close(3) = 0 [pid 4130] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4130] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4130] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4130] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4130] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4130] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4130] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4130] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4130] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4130] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4130] write(7, "5", 1) = 1 [pid 4130] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4130] exit_group(0) = ? [pid 4130] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4131 ./strace-static-x86_64: Process 4131 attached [pid 4131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4131] setpgid(0, 0) = 0 [pid 4131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4131] write(3, "1000", 4) = 4 [pid 4131] close(3) = 0 [pid 4131] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4131] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4131] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4131] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4131] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4131] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4131] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4131] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4131] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4131] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4131] write(7, "5", 1) = 1 [pid 4131] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4131] exit_group(0) = ? [pid 4131] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4132 attached , child_tidptr=0x555556c775d0) = 4132 [pid 4132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4132] setpgid(0, 0) = 0 [pid 4132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4132] write(3, "1000", 4) = 4 [pid 4132] close(3) = 0 [pid 4132] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4132] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4132] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4132] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4132] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4132] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4132] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4132] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4132] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4132] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4132] write(7, "5", 1) = 1 [pid 4132] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4132] exit_group(0) = ? [pid 4132] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4133 attached , child_tidptr=0x555556c775d0) = 4133 [pid 4133] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4133] setpgid(0, 0) = 0 [pid 4133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4133] write(3, "1000", 4) = 4 [pid 4133] close(3) = 0 [pid 4133] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4133] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4133] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4133] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4133] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4133] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4133] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4133] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4133] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4133] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4133] write(7, "5", 1) = 1 [pid 4133] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4133] exit_group(0) = ? [pid 4133] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4134 attached , child_tidptr=0x555556c775d0) = 4134 [pid 4134] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4134] setpgid(0, 0) = 0 [pid 4134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4134] write(3, "1000", 4) = 4 [pid 4134] close(3) = 0 [pid 4134] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4134] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4134] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4134] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4134] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4134] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4134] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4134] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4134] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4134] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4134] write(7, "5", 1) = 1 [pid 4134] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4134] exit_group(0) = ? [pid 4134] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4135 ./strace-static-x86_64: Process 4135 attached [pid 4135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4135] setpgid(0, 0) = 0 [pid 4135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4135] write(3, "1000", 4) = 4 [pid 4135] close(3) = 0 [pid 4135] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4135] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4135] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4135] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4135] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4135] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4135] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4135] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4135] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4135] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4135] write(7, "5", 1) = 1 [pid 4135] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4135] exit_group(0) = ? [pid 4135] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4136 attached , child_tidptr=0x555556c775d0) = 4136 [pid 4136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4136] setpgid(0, 0) = 0 [pid 4136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4136] write(3, "1000", 4) = 4 [pid 4136] close(3) = 0 [pid 4136] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4136] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4136] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4136] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4136] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4136] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4136] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4136] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4136] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4136] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4136] write(7, "5", 1) = 1 [pid 4136] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4136] exit_group(0) = ? [pid 4136] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4137 attached , child_tidptr=0x555556c775d0) = 4137 [pid 4137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4137] setpgid(0, 0) = 0 [pid 4137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4137] write(3, "1000", 4) = 4 [pid 4137] close(3) = 0 [pid 4137] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4137] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4137] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4137] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4137] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4137] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4137] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4137] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4137] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4137] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4137] write(7, "5", 1) = 1 [pid 4137] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4137] exit_group(0) = ? [pid 4137] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4138 attached , child_tidptr=0x555556c775d0) = 4138 [pid 4138] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4138] setpgid(0, 0) = 0 [pid 4138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4138] write(3, "1000", 4) = 4 [pid 4138] close(3) = 0 [pid 4138] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4138] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4138] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4138] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4138] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4138] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4138] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4138] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4138] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4138] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4138] write(7, "5", 1) = 1 [pid 4138] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4138] exit_group(0) = ? [pid 4138] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4138, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4139 attached , child_tidptr=0x555556c775d0) = 4139 [pid 4139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4139] setpgid(0, 0) = 0 [pid 4139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4139] write(3, "1000", 4) = 4 [pid 4139] close(3) = 0 [pid 4139] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4139] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4139] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4139] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4139] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4139] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4139] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4139] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4139] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4139] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4139] write(7, "5", 1) = 1 [pid 4139] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4139] exit_group(0) = ? [pid 4139] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4140 attached , child_tidptr=0x555556c775d0) = 4140 [pid 4140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4140] setpgid(0, 0) = 0 [pid 4140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4140] write(3, "1000", 4) = 4 [pid 4140] close(3) = 0 [pid 4140] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4140] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4140] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4140] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4140] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4140] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4140] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4140] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4140] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4140] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4140] write(7, "5", 1) = 1 [pid 4140] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4140] exit_group(0) = ? [pid 4140] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4141 ./strace-static-x86_64: Process 4141 attached [pid 4141] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4141] setpgid(0, 0) = 0 [pid 4141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4141] write(3, "1000", 4) = 4 [pid 4141] close(3) = 0 [pid 4141] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4141] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4141] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4141] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4141] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4141] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4141] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4141] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4141] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4141] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4141] write(7, "5", 1) = 1 [pid 4141] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4141] exit_group(0) = ? [pid 4141] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4142 attached , child_tidptr=0x555556c775d0) = 4142 [pid 4142] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4142] setpgid(0, 0) = 0 [pid 4142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4142] write(3, "1000", 4) = 4 [pid 4142] close(3) = 0 [pid 4142] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4142] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4142] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4142] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4142] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4142] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4142] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4142] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4142] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4142] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4142] write(7, "5", 1) = 1 [pid 4142] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4142] exit_group(0) = ? [pid 4142] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4143 ./strace-static-x86_64: Process 4143 attached [pid 4143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4143] setpgid(0, 0) = 0 [pid 4143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4143] write(3, "1000", 4) = 4 [pid 4143] close(3) = 0 [pid 4143] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4143] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4143] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4143] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4143] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4143] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4143] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4143] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4143] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4143] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4143] write(7, "5", 1) = 1 [pid 4143] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4143] exit_group(0) = ? [pid 4143] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4144 attached , child_tidptr=0x555556c775d0) = 4144 [pid 4144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4144] setpgid(0, 0) = 0 [pid 4144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4144] write(3, "1000", 4) = 4 [pid 4144] close(3) = 0 [pid 4144] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4144] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4144] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4144] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4144] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4144] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4144] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4144] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4144] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4144] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4144] write(7, "5", 1) = 1 [pid 4144] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4144] exit_group(0) = ? [pid 4144] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4145 attached , child_tidptr=0x555556c775d0) = 4145 [pid 4145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4145] setpgid(0, 0) = 0 [pid 4145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4145] write(3, "1000", 4) = 4 [pid 4145] close(3) = 0 [pid 4145] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4145] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4145] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4145] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4145] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4145] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4145] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4145] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4145] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4145] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4145] write(7, "5", 1) = 1 [pid 4145] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4145] exit_group(0) = ? [pid 4145] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4145, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4146 ./strace-static-x86_64: Process 4146 attached [pid 4146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4146] setpgid(0, 0) = 0 [pid 4146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4146] write(3, "1000", 4) = 4 [pid 4146] close(3) = 0 [pid 4146] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4146] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4146] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4146] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4146] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4146] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4146] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4146] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4146] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4146] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4146] write(7, "5", 1) = 1 [pid 4146] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4146] exit_group(0) = ? [pid 4146] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4147 ./strace-static-x86_64: Process 4147 attached [pid 4147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4147] setpgid(0, 0) = 0 [pid 4147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4147] write(3, "1000", 4) = 4 [pid 4147] close(3) = 0 [pid 4147] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4147] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4147] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4147] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4147] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4147] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4147] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4147] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4147] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4147] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4147] write(7, "5", 1) = 1 [pid 4147] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4147] exit_group(0) = ? [pid 4147] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4148 ./strace-static-x86_64: Process 4148 attached [pid 4148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4148] setpgid(0, 0) = 0 [pid 4148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4148] write(3, "1000", 4) = 4 [pid 4148] close(3) = 0 [pid 4148] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4148] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4148] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4148] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4148] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4148] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4148] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4148] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4148] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4148] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4148] write(7, "5", 1) = 1 [pid 4148] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4148] exit_group(0) = ? [pid 4148] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4148, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4149 ./strace-static-x86_64: Process 4149 attached [pid 4149] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4149] setpgid(0, 0) = 0 [pid 4149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4149] write(3, "1000", 4) = 4 [pid 4149] close(3) = 0 [pid 4149] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4149] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4149] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4149] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4149] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4149] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4149] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4149] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4149] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4149] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4149] write(7, "5", 1) = 1 [pid 4149] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4149] exit_group(0) = ? [pid 4149] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4150 attached , child_tidptr=0x555556c775d0) = 4150 [pid 4150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4150] setpgid(0, 0) = 0 [pid 4150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4150] write(3, "1000", 4) = 4 [pid 4150] close(3) = 0 [pid 4150] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4150] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4150] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4150] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4150] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4150] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4150] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4150] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4150] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4150] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4150] write(7, "5", 1) = 1 [pid 4150] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4150] exit_group(0) = ? [pid 4150] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4150, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4151 attached , child_tidptr=0x555556c775d0) = 4151 [pid 4151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4151] setpgid(0, 0) = 0 [pid 4151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4151] write(3, "1000", 4) = 4 [pid 4151] close(3) = 0 [pid 4151] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4151] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4151] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4151] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4151] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4151] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4151] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4151] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4151] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4151] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4151] write(7, "5", 1) = 1 [pid 4151] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4151] exit_group(0) = ? [pid 4151] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4152 ./strace-static-x86_64: Process 4152 attached [pid 4152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4152] setpgid(0, 0) = 0 [pid 4152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4152] write(3, "1000", 4) = 4 [pid 4152] close(3) = 0 [pid 4152] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4152] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4152] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4152] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4152] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4152] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4152] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4152] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4152] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4152] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4152] write(7, "5", 1) = 1 [pid 4152] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4152] exit_group(0) = ? [pid 4152] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4153 ./strace-static-x86_64: Process 4153 attached [pid 4153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4153] setpgid(0, 0) = 0 [pid 4153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4153] write(3, "1000", 4) = 4 [pid 4153] close(3) = 0 [pid 4153] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4153] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4153] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4153] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4153] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4153] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4153] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4153] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4153] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4153] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4153] write(7, "5", 1) = 1 [pid 4153] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4153] exit_group(0) = ? [pid 4153] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4154 attached , child_tidptr=0x555556c775d0) = 4154 [pid 4154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4154] setpgid(0, 0) = 0 [pid 4154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4154] write(3, "1000", 4) = 4 [pid 4154] close(3) = 0 [pid 4154] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4154] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4154] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4154] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4154] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4154] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4154] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4154] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4154] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4154] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4154] write(7, "5", 1) = 1 [pid 4154] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4154] exit_group(0) = ? [pid 4154] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4155 attached [pid 4155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4155] setpgid(0, 0) = 0 [pid 3638] <... clone resumed>, child_tidptr=0x555556c775d0) = 4155 [pid 4155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4155] write(3, "1000", 4) = 4 [pid 4155] close(3) = 0 [pid 4155] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4155] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4155] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4155] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4155] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4155] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4155] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4155] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4155] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4155] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4155] write(7, "5", 1) = 1 [pid 4155] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4155] exit_group(0) = ? [pid 4155] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4155, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4156 ./strace-static-x86_64: Process 4156 attached [pid 4156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4156] setpgid(0, 0) = 0 [pid 4156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4156] write(3, "1000", 4) = 4 [pid 4156] close(3) = 0 [pid 4156] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4156] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4156] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4156] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4156] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4156] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4156] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4156] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4156] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4156] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4156] write(7, "5", 1) = 1 [pid 4156] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4156] exit_group(0) = ? [pid 4156] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4157 attached , child_tidptr=0x555556c775d0) = 4157 [pid 4157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4157] setpgid(0, 0) = 0 [pid 4157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4157] write(3, "1000", 4) = 4 [pid 4157] close(3) = 0 [pid 4157] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4157] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4157] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4157] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4157] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4157] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4157] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4157] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4157] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4157] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4157] write(7, "5", 1) = 1 [pid 4157] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4157] exit_group(0) = ? [pid 4157] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4158 ./strace-static-x86_64: Process 4158 attached [pid 4158] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4158] setpgid(0, 0) = 0 [pid 4158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4158] write(3, "1000", 4) = 4 [pid 4158] close(3) = 0 [pid 4158] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4158] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4158] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4158] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4158] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4158] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4158] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4158] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4158] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4158] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4158] write(7, "5", 1) = 1 [pid 4158] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4158] exit_group(0) = ? [pid 4158] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4159 ./strace-static-x86_64: Process 4159 attached [pid 4159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4159] setpgid(0, 0) = 0 [pid 4159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4159] write(3, "1000", 4) = 4 [pid 4159] close(3) = 0 [pid 4159] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4159] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4159] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4159] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4159] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4159] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4159] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4159] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4159] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4159] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4159] write(7, "5", 1) = 1 [pid 4159] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4159] exit_group(0) = ? [pid 4159] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4160 ./strace-static-x86_64: Process 4160 attached [pid 4160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4160] setpgid(0, 0) = 0 [pid 4160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4160] write(3, "1000", 4) = 4 [pid 4160] close(3) = 0 [pid 4160] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4160] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4160] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4160] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4160] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4160] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4160] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4160] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4160] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4160] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4160] write(7, "5", 1) = 1 [pid 4160] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4160] exit_group(0) = ? [pid 4160] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4161 attached , child_tidptr=0x555556c775d0) = 4161 [pid 4161] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4161] setpgid(0, 0) = 0 [pid 4161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4161] write(3, "1000", 4) = 4 [pid 4161] close(3) = 0 [pid 4161] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4161] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4161] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4161] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4161] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4161] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4161] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4161] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4161] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4161] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4161] write(7, "5", 1) = 1 [pid 4161] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4161] exit_group(0) = ? [pid 4161] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4162 ./strace-static-x86_64: Process 4162 attached [pid 4162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4162] setpgid(0, 0) = 0 [pid 4162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4162] write(3, "1000", 4) = 4 [pid 4162] close(3) = 0 [pid 4162] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4162] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4162] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4162] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4162] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4162] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4162] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4162] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4162] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4162] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4162] write(7, "5", 1) = 1 [pid 4162] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4162] exit_group(0) = ? [pid 4162] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4163 ./strace-static-x86_64: Process 4163 attached [pid 4163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4163] setpgid(0, 0) = 0 [pid 4163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4163] write(3, "1000", 4) = 4 [pid 4163] close(3) = 0 [pid 4163] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4163] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4163] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4163] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4163] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4163] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4163] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4163] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4163] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4163] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4163] write(7, "5", 1) = 1 [pid 4163] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4163] exit_group(0) = ? [pid 4163] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4164 ./strace-static-x86_64: Process 4164 attached [pid 4164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4164] setpgid(0, 0) = 0 [pid 4164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4164] write(3, "1000", 4) = 4 [pid 4164] close(3) = 0 [pid 4164] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4164] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4164] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4164] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4164] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4164] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4164] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4164] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4164] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4164] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4164] write(7, "5", 1) = 1 [pid 4164] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4164] exit_group(0) = ? [pid 4164] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4165 ./strace-static-x86_64: Process 4165 attached [pid 4165] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4165] setpgid(0, 0) = 0 [pid 4165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4165] write(3, "1000", 4) = 4 [pid 4165] close(3) = 0 [pid 4165] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4165] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4165] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4165] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4165] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4165] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4165] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4165] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4165] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4165] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4165] write(7, "5", 1) = 1 [pid 4165] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4165] exit_group(0) = ? [pid 4165] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4166 attached , child_tidptr=0x555556c775d0) = 4166 [pid 4166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4166] setpgid(0, 0) = 0 [pid 4166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4166] write(3, "1000", 4) = 4 [pid 4166] close(3) = 0 [pid 4166] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4166] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4166] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4166] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4166] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4166] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4166] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4166] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4166] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4166] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4166] write(7, "5", 1) = 1 [pid 4166] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4166] exit_group(0) = ? [pid 4166] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4167 ./strace-static-x86_64: Process 4167 attached [pid 4167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4167] setpgid(0, 0) = 0 [pid 4167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4167] write(3, "1000", 4) = 4 [pid 4167] close(3) = 0 [pid 4167] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4167] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4167] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4167] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4167] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4167] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4167] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4167] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4167] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4167] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4167] write(7, "5", 1) = 1 [pid 4167] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4167] exit_group(0) = ? [pid 4167] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4168 attached , child_tidptr=0x555556c775d0) = 4168 [pid 4168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4168] setpgid(0, 0) = 0 [pid 4168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4168] write(3, "1000", 4) = 4 [pid 4168] close(3) = 0 [pid 4168] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4168] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4168] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4168] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4168] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4168] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4168] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4168] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4168] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4168] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4168] write(7, "5", 1) = 1 [pid 4168] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4168] exit_group(0) = ? [pid 4168] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4169 ./strace-static-x86_64: Process 4169 attached [pid 4169] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4169] setpgid(0, 0) = 0 [pid 4169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4169] write(3, "1000", 4) = 4 [pid 4169] close(3) = 0 [pid 4169] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4169] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4169] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4169] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4169] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4169] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4169] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4169] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4169] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4169] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4169] write(7, "5", 1) = 1 [pid 4169] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4169] exit_group(0) = ? [pid 4169] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4170 ./strace-static-x86_64: Process 4170 attached [pid 4170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4170] setpgid(0, 0) = 0 [pid 4170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4170] write(3, "1000", 4) = 4 [pid 4170] close(3) = 0 [pid 4170] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4170] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4170] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4170] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4170] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4170] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4170] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4170] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4170] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4170] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4170] write(7, "5", 1) = 1 [pid 4170] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4170] exit_group(0) = ? [pid 4170] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4170, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4171 attached , child_tidptr=0x555556c775d0) = 4171 [pid 4171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4171] setpgid(0, 0) = 0 [pid 4171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4171] write(3, "1000", 4) = 4 [pid 4171] close(3) = 0 [pid 4171] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4171] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4171] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4171] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4171] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4171] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4171] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4171] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4171] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4171] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4171] write(7, "5", 1) = 1 [pid 4171] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4171] exit_group(0) = ? [pid 4171] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4171, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4172 ./strace-static-x86_64: Process 4172 attached [pid 4172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4172] setpgid(0, 0) = 0 [pid 4172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4172] write(3, "1000", 4) = 4 [pid 4172] close(3) = 0 [pid 4172] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4172] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4172] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4172] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4172] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4172] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4172] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4172] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4172] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4172] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4172] write(7, "5", 1) = 1 [pid 4172] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4172] exit_group(0) = ? [pid 4172] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4173 attached , child_tidptr=0x555556c775d0) = 4173 [pid 4173] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4173] setpgid(0, 0) = 0 [pid 4173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4173] write(3, "1000", 4) = 4 [pid 4173] close(3) = 0 [pid 4173] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4173] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4173] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4173] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4173] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4173] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4173] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4173] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4173] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4173] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4173] write(7, "5", 1) = 1 [pid 4173] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4173] exit_group(0) = ? [pid 4173] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4173, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4174 ./strace-static-x86_64: Process 4174 attached [pid 4174] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4174] setpgid(0, 0) = 0 [pid 4174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4174] write(3, "1000", 4) = 4 [pid 4174] close(3) = 0 [pid 4174] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4174] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4174] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4174] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4174] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4174] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4174] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4174] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4174] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4174] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4174] write(7, "5", 1) = 1 [pid 4174] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4174] exit_group(0) = ? [pid 4174] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4175 ./strace-static-x86_64: Process 4175 attached [pid 4175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4175] setpgid(0, 0) = 0 [pid 4175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4175] write(3, "1000", 4) = 4 [pid 4175] close(3) = 0 [pid 4175] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4175] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4175] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4175] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4175] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4175] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4175] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4175] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4175] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4175] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4175] write(7, "5", 1) = 1 [pid 4175] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4175] exit_group(0) = ? [pid 4175] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4175, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4176 attached , child_tidptr=0x555556c775d0) = 4176 [pid 4176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4176] setpgid(0, 0) = 0 [pid 4176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4176] write(3, "1000", 4) = 4 [pid 4176] close(3) = 0 [pid 4176] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4176] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4176] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4176] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4176] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4176] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4176] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4176] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4176] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4176] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4176] write(7, "5", 1) = 1 [pid 4176] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4176] exit_group(0) = ? [pid 4176] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4176, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4177 ./strace-static-x86_64: Process 4177 attached [pid 4177] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4177] setpgid(0, 0) = 0 [pid 4177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4177] write(3, "1000", 4) = 4 [pid 4177] close(3) = 0 [pid 4177] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4177] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4177] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4177] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4177] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4177] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4177] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4177] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4177] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4177] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4177] write(7, "5", 1) = 1 [pid 4177] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4177] exit_group(0) = ? [pid 4177] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4177, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4178 ./strace-static-x86_64: Process 4178 attached [pid 4178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4178] setpgid(0, 0) = 0 [pid 4178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4178] write(3, "1000", 4) = 4 [pid 4178] close(3) = 0 [pid 4178] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4178] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4178] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4178] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4178] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4178] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4178] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4178] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4178] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4178] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4178] write(7, "5", 1) = 1 [pid 4178] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4178] exit_group(0) = ? [pid 4178] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4179 ./strace-static-x86_64: Process 4179 attached [pid 4179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4179] setpgid(0, 0) = 0 [pid 4179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4179] write(3, "1000", 4) = 4 [pid 4179] close(3) = 0 [pid 4179] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4179] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4179] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4179] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4179] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4179] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4179] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4179] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4179] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4179] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4179] write(7, "5", 1) = 1 [pid 4179] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4179] exit_group(0) = ? [pid 4179] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4179, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4180 ./strace-static-x86_64: Process 4180 attached [pid 4180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4180] setpgid(0, 0) = 0 [pid 4180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4180] write(3, "1000", 4) = 4 [pid 4180] close(3) = 0 [pid 4180] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4180] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4180] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4180] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4180] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4180] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4180] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4180] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4180] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4180] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4180] write(7, "5", 1) = 1 [pid 4180] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4180] exit_group(0) = ? [pid 4180] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4181 ./strace-static-x86_64: Process 4181 attached [pid 4181] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4181] setpgid(0, 0) = 0 [pid 4181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4181] write(3, "1000", 4) = 4 [pid 4181] close(3) = 0 [pid 4181] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4181] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4181] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4181] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4181] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4181] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4181] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4181] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4181] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4181] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4181] write(7, "5", 1) = 1 [pid 4181] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4181] exit_group(0) = ? [pid 4181] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4181, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4182 ./strace-static-x86_64: Process 4182 attached [pid 4182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4182] setpgid(0, 0) = 0 [pid 4182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4182] write(3, "1000", 4) = 4 [pid 4182] close(3) = 0 [pid 4182] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4182] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4182] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4182] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4182] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4182] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4182] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4182] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4182] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4182] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4182] write(7, "5", 1) = 1 [pid 4182] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4182] exit_group(0) = ? [pid 4182] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4182, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4183 ./strace-static-x86_64: Process 4183 attached [pid 4183] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4183] setpgid(0, 0) = 0 [pid 4183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4183] write(3, "1000", 4) = 4 [pid 4183] close(3) = 0 [pid 4183] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4183] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4183] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4183] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4183] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4183] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4183] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4183] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4183] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4183] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4183] write(7, "5", 1) = 1 [pid 4183] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4183] exit_group(0) = ? [pid 4183] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4184 ./strace-static-x86_64: Process 4184 attached [pid 4184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4184] setpgid(0, 0) = 0 [pid 4184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4184] write(3, "1000", 4) = 4 [pid 4184] close(3) = 0 [pid 4184] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4184] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4184] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4184] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4184] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4184] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4184] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4184] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4184] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4184] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4184] write(7, "5", 1) = 1 [pid 4184] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4184] exit_group(0) = ? [pid 4184] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4185 attached , child_tidptr=0x555556c775d0) = 4185 [pid 4185] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4185] setpgid(0, 0) = 0 [pid 4185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4185] write(3, "1000", 4) = 4 [pid 4185] close(3) = 0 [pid 4185] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4185] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4185] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4185] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4185] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4185] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4185] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4185] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4185] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4185] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4185] write(7, "5", 1) = 1 [pid 4185] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4185] exit_group(0) = ? [pid 4185] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4186 ./strace-static-x86_64: Process 4186 attached [pid 4186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4186] setpgid(0, 0) = 0 [pid 4186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4186] write(3, "1000", 4) = 4 [pid 4186] close(3) = 0 [pid 4186] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4186] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4186] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4186] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4186] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4186] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4186] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4186] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4186] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4186] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4186] write(7, "5", 1) = 1 [pid 4186] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4186] exit_group(0) = ? [pid 4186] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4187 attached , child_tidptr=0x555556c775d0) = 4187 [pid 4187] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4187] setpgid(0, 0) = 0 [pid 4187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4187] write(3, "1000", 4) = 4 [pid 4187] close(3) = 0 [pid 4187] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4187] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4187] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4187] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4187] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4187] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4187] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4187] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4187] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4187] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4187] write(7, "5", 1) = 1 [pid 4187] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4187] exit_group(0) = ? [pid 4187] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4188 ./strace-static-x86_64: Process 4188 attached [pid 4188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4188] setpgid(0, 0) = 0 [pid 4188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4188] write(3, "1000", 4) = 4 [pid 4188] close(3) = 0 [pid 4188] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4188] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4188] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4188] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4188] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4188] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4188] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4188] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4188] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4188] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4188] write(7, "5", 1) = 1 [pid 4188] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4188] exit_group(0) = ? [pid 4188] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4189 ./strace-static-x86_64: Process 4189 attached [pid 4189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4189] setpgid(0, 0) = 0 [pid 4189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4189] write(3, "1000", 4) = 4 [pid 4189] close(3) = 0 [pid 4189] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4189] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4189] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4189] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4189] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4189] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4189] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4189] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4189] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4189] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4189] write(7, "5", 1) = 1 [pid 4189] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4189] exit_group(0) = ? [pid 4189] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4190 ./strace-static-x86_64: Process 4190 attached [pid 4190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4190] setpgid(0, 0) = 0 [pid 4190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4190] write(3, "1000", 4) = 4 [pid 4190] close(3) = 0 [pid 4190] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4190] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4190] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4190] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4190] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4190] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4190] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4190] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4190] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4190] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4190] write(7, "5", 1) = 1 [pid 4190] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4190] exit_group(0) = ? [pid 4190] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4191 ./strace-static-x86_64: Process 4191 attached [pid 4191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4191] setpgid(0, 0) = 0 [pid 4191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4191] write(3, "1000", 4) = 4 [pid 4191] close(3) = 0 [pid 4191] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4191] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4191] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4191] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4191] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4191] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4191] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4191] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4191] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4191] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4191] write(7, "5", 1) = 1 [pid 4191] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4191] exit_group(0) = ? [pid 4191] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4192 attached , child_tidptr=0x555556c775d0) = 4192 [pid 4192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4192] setpgid(0, 0) = 0 [pid 4192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4192] write(3, "1000", 4) = 4 [pid 4192] close(3) = 0 [pid 4192] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4192] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4192] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4192] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4192] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4192] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4192] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4192] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4192] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4192] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4192] write(7, "5", 1) = 1 [pid 4192] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4192] exit_group(0) = ? [pid 4192] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4193 attached , child_tidptr=0x555556c775d0) = 4193 [pid 4193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4193] setpgid(0, 0) = 0 [pid 4193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4193] write(3, "1000", 4) = 4 [pid 4193] close(3) = 0 [pid 4193] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4193] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4193] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4193] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4193] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4193] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4193] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4193] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4193] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4193] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4193] write(7, "5", 1) = 1 [pid 4193] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4193] exit_group(0) = ? [pid 4193] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4194 ./strace-static-x86_64: Process 4194 attached [pid 4194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4194] setpgid(0, 0) = 0 [pid 4194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4194] write(3, "1000", 4) = 4 [pid 4194] close(3) = 0 [pid 4194] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4194] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4194] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4194] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4194] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4194] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4194] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4194] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4194] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4194] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4194] write(7, "5", 1) = 1 [pid 4194] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4194] exit_group(0) = ? [pid 4194] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4195 ./strace-static-x86_64: Process 4195 attached [pid 4195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4195] setpgid(0, 0) = 0 [pid 4195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4195] write(3, "1000", 4) = 4 [pid 4195] close(3) = 0 [pid 4195] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4195] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4195] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4195] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4195] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4195] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4195] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4195] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4195] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4195] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4195] write(7, "5", 1) = 1 [pid 4195] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4195] exit_group(0) = ? [pid 4195] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4196 ./strace-static-x86_64: Process 4196 attached [pid 4196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4196] setpgid(0, 0) = 0 [pid 4196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4196] write(3, "1000", 4) = 4 [pid 4196] close(3) = 0 [pid 4196] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4196] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4196] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4196] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4196] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4196] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4196] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4196] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4196] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4196] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4196] write(7, "5", 1) = 1 [pid 4196] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4196] exit_group(0) = ? [pid 4196] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4197 ./strace-static-x86_64: Process 4197 attached [pid 4197] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4197] setpgid(0, 0) = 0 [pid 4197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4197] write(3, "1000", 4) = 4 [pid 4197] close(3) = 0 [pid 4197] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4197] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4197] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4197] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4197] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4197] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4197] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4197] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4197] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4197] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4197] write(7, "5", 1) = 1 [pid 4197] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4197] exit_group(0) = ? [pid 4197] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4198 attached , child_tidptr=0x555556c775d0) = 4198 [pid 4198] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4198] setpgid(0, 0) = 0 [pid 4198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4198] write(3, "1000", 4) = 4 [pid 4198] close(3) = 0 [pid 4198] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4198] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4198] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4198] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4198] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4198] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4198] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4198] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4198] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4198] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4198] write(7, "5", 1) = 1 [pid 4198] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4198] exit_group(0) = ? [pid 4198] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4199 ./strace-static-x86_64: Process 4199 attached [pid 4199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4199] setpgid(0, 0) = 0 [pid 4199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4199] write(3, "1000", 4) = 4 [pid 4199] close(3) = 0 [pid 4199] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4199] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4199] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4199] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4199] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4199] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4199] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4199] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4199] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4199] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4199] write(7, "5", 1) = 1 [pid 4199] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4199] exit_group(0) = ? [pid 4199] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4199, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4200 ./strace-static-x86_64: Process 4200 attached [pid 4200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4200] setpgid(0, 0) = 0 [pid 4200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4200] write(3, "1000", 4) = 4 [pid 4200] close(3) = 0 [pid 4200] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4200] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4200] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4200] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4200] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4200] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4200] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4200] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4200] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4200] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4200] write(7, "5", 1) = 1 [pid 4200] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4200] exit_group(0) = ? [pid 4200] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4200, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4201 ./strace-static-x86_64: Process 4201 attached [pid 4201] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4201] setpgid(0, 0) = 0 [pid 4201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4201] write(3, "1000", 4) = 4 [pid 4201] close(3) = 0 [pid 4201] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4201] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4201] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4201] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4201] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4201] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4201] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4201] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4201] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4201] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4201] write(7, "5", 1) = 1 [pid 4201] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4201] exit_group(0) = ? [pid 4201] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4202 attached , child_tidptr=0x555556c775d0) = 4202 [pid 4202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4202] setpgid(0, 0) = 0 [pid 4202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4202] write(3, "1000", 4) = 4 [pid 4202] close(3) = 0 [pid 4202] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4202] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4202] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4202] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4202] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4202] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4202] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4202] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4202] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4202] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4202] write(7, "5", 1) = 1 [pid 4202] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4202] exit_group(0) = ? [pid 4202] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4203 ./strace-static-x86_64: Process 4203 attached [pid 4203] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4203] setpgid(0, 0) = 0 [pid 4203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4203] write(3, "1000", 4) = 4 [pid 4203] close(3) = 0 [pid 4203] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4203] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4203] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4203] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4203] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4203] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4203] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4203] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4203] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4203] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4203] write(7, "5", 1) = 1 [pid 4203] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4203] exit_group(0) = ? [pid 4203] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4204 ./strace-static-x86_64: Process 4204 attached [pid 4204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4204] setpgid(0, 0) = 0 [pid 4204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4204] write(3, "1000", 4) = 4 [pid 4204] close(3) = 0 [pid 4204] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4204] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4204] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4204] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4204] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4204] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4204] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4204] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4204] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4204] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4204] write(7, "5", 1) = 1 [pid 4204] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4204] exit_group(0) = ? [pid 4204] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4205 ./strace-static-x86_64: Process 4205 attached [pid 4205] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4205] setpgid(0, 0) = 0 [pid 4205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4205] write(3, "1000", 4) = 4 [pid 4205] close(3) = 0 [pid 4205] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4205] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4205] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4205] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4205] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4205] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4205] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4205] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4205] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4205] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4205] write(7, "5", 1) = 1 [pid 4205] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4205] exit_group(0) = ? [pid 4205] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4206 ./strace-static-x86_64: Process 4206 attached [pid 4206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4206] setpgid(0, 0) = 0 [pid 4206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4206] write(3, "1000", 4) = 4 [pid 4206] close(3) = 0 [pid 4206] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4206] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4206] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4206] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4206] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4206] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4206] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4206] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4206] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4206] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4206] write(7, "5", 1) = 1 [pid 4206] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4206] exit_group(0) = ? [pid 4206] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4206, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4207 ./strace-static-x86_64: Process 4207 attached [pid 4207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4207] setpgid(0, 0) = 0 [pid 4207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4207] write(3, "1000", 4) = 4 [pid 4207] close(3) = 0 [pid 4207] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4207] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4207] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4207] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4207] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4207] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4207] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4207] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4207] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4207] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4207] write(7, "5", 1) = 1 [pid 4207] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4207] exit_group(0) = ? [pid 4207] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4208 attached , child_tidptr=0x555556c775d0) = 4208 [pid 4208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4208] setpgid(0, 0) = 0 [pid 4208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4208] write(3, "1000", 4) = 4 [pid 4208] close(3) = 0 [pid 4208] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4208] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4208] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4208] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4208] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4208] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4208] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4208] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4208] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4208] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4208] write(7, "5", 1) = 1 [pid 4208] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4208] exit_group(0) = ? [pid 4208] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4209 attached [pid 4209] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3638] <... clone resumed>, child_tidptr=0x555556c775d0) = 4209 [pid 4209] <... prctl resumed>) = 0 [pid 4209] setpgid(0, 0) = 0 [pid 4209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4209] write(3, "1000", 4) = 4 [pid 4209] close(3) = 0 [pid 4209] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4209] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4209] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4209] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4209] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4209] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4209] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4209] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4209] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4209] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4209] write(7, "5", 1) = 1 [pid 4209] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4209] exit_group(0) = ? [pid 4209] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4209, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4210 ./strace-static-x86_64: Process 4210 attached [pid 4210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4210] setpgid(0, 0) = 0 [pid 4210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4210] write(3, "1000", 4) = 4 [pid 4210] close(3) = 0 [pid 4210] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4210] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4210] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4210] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4210] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4210] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4210] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4210] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4210] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4210] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4210] write(7, "5", 1) = 1 [pid 4210] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4210] exit_group(0) = ? [pid 4210] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4211 ./strace-static-x86_64: Process 4211 attached [pid 4211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4211] setpgid(0, 0) = 0 [pid 4211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4211] write(3, "1000", 4) = 4 [pid 4211] close(3) = 0 [pid 4211] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4211] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4211] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4211] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4211] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4211] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4211] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4211] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4211] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4211] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4211] write(7, "5", 1) = 1 [pid 4211] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4211] exit_group(0) = ? [pid 4211] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4212 ./strace-static-x86_64: Process 4212 attached [pid 4212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4212] setpgid(0, 0) = 0 [pid 4212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4212] write(3, "1000", 4) = 4 [pid 4212] close(3) = 0 [pid 4212] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4212] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4212] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4212] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4212] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4212] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4212] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4212] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4212] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4212] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4212] write(7, "5", 1) = 1 [pid 4212] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4212] exit_group(0) = ? [pid 4212] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4213 ./strace-static-x86_64: Process 4213 attached [pid 4213] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4213] setpgid(0, 0) = 0 [pid 4213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4213] write(3, "1000", 4) = 4 [pid 4213] close(3) = 0 [pid 4213] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4213] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4213] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4213] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4213] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4213] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4213] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4213] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4213] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4213] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4213] write(7, "5", 1) = 1 [pid 4213] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4213] exit_group(0) = ? [pid 4213] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4214 ./strace-static-x86_64: Process 4214 attached [pid 4214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4214] setpgid(0, 0) = 0 [pid 4214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4214] write(3, "1000", 4) = 4 [pid 4214] close(3) = 0 [pid 4214] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4214] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4214] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4214] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4214] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4214] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4214] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4214] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4214] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4214] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4214] write(7, "5", 1) = 1 [pid 4214] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4214] exit_group(0) = ? [pid 4214] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4214, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4215 ./strace-static-x86_64: Process 4215 attached [pid 4215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4215] setpgid(0, 0) = 0 [pid 4215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4215] write(3, "1000", 4) = 4 [pid 4215] close(3) = 0 [pid 4215] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4215] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4215] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4215] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4215] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4215] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4215] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4215] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4215] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4215] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4215] write(7, "5", 1) = 1 [pid 4215] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4215] exit_group(0) = ? [pid 4215] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4216 ./strace-static-x86_64: Process 4216 attached [pid 4216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4216] setpgid(0, 0) = 0 [pid 4216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4216] write(3, "1000", 4) = 4 [pid 4216] close(3) = 0 [pid 4216] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4216] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4216] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4216] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4216] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4216] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4216] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4216] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4216] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4216] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4216] write(7, "5", 1) = 1 [pid 4216] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4216] exit_group(0) = ? [pid 4216] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4217 ./strace-static-x86_64: Process 4217 attached [pid 4217] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4217] setpgid(0, 0) = 0 [pid 4217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4217] write(3, "1000", 4) = 4 [pid 4217] close(3) = 0 [pid 4217] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4217] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4217] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4217] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4217] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4217] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4217] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4217] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4217] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4217] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4217] write(7, "5", 1) = 1 [pid 4217] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4217] exit_group(0) = ? [pid 4217] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4217, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4218 attached , child_tidptr=0x555556c775d0) = 4218 [pid 4218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4218] setpgid(0, 0) = 0 [pid 4218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4218] write(3, "1000", 4) = 4 [pid 4218] close(3) = 0 [pid 4218] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4218] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4218] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4218] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4218] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4218] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4218] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4218] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4218] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4218] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4218] write(7, "5", 1) = 1 [pid 4218] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4218] exit_group(0) = ? [pid 4218] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4219 ./strace-static-x86_64: Process 4219 attached [pid 4219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4219] setpgid(0, 0) = 0 [pid 4219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4219] write(3, "1000", 4) = 4 [pid 4219] close(3) = 0 [pid 4219] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4219] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4219] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4219] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4219] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4219] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4219] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4219] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4219] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4219] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4219] write(7, "5", 1) = 1 [pid 4219] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4219] exit_group(0) = ? [pid 4219] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4220 attached , child_tidptr=0x555556c775d0) = 4220 [pid 4220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4220] setpgid(0, 0) = 0 [pid 4220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4220] write(3, "1000", 4) = 4 [pid 4220] close(3) = 0 [pid 4220] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4220] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4220] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4220] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4220] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4220] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4220] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4220] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4220] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4220] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4220] write(7, "5", 1) = 1 [pid 4220] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4220] exit_group(0) = ? [pid 4220] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4221 attached , child_tidptr=0x555556c775d0) = 4221 [pid 4221] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4221] setpgid(0, 0) = 0 [pid 4221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4221] write(3, "1000", 4) = 4 [pid 4221] close(3) = 0 [pid 4221] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4221] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4221] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4221] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4221] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4221] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4221] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4221] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4221] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4221] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4221] write(7, "5", 1) = 1 [pid 4221] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4221] exit_group(0) = ? [pid 4221] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4222 ./strace-static-x86_64: Process 4222 attached [pid 4222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4222] setpgid(0, 0) = 0 [pid 4222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4222] write(3, "1000", 4) = 4 [pid 4222] close(3) = 0 [pid 4222] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4222] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4222] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4222] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4222] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4222] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4222] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4222] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4222] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4222] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4222] write(7, "5", 1) = 1 [pid 4222] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4222] exit_group(0) = ? [pid 4222] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4223 ./strace-static-x86_64: Process 4223 attached [pid 4223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4223] setpgid(0, 0) = 0 [pid 4223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4223] write(3, "1000", 4) = 4 [pid 4223] close(3) = 0 [pid 4223] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4223] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4223] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4223] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4223] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4223] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4223] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4223] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4223] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4223] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4223] write(7, "5", 1) = 1 [pid 4223] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4223] exit_group(0) = ? [pid 4223] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4224 ./strace-static-x86_64: Process 4224 attached [pid 4224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4224] setpgid(0, 0) = 0 [pid 4224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4224] write(3, "1000", 4) = 4 [pid 4224] close(3) = 0 [pid 4224] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4224] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4224] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4224] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4224] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4224] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4224] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4224] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4224] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4224] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4224] write(7, "5", 1) = 1 [pid 4224] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4224] exit_group(0) = ? [pid 4224] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4224, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4225 ./strace-static-x86_64: Process 4225 attached [pid 4225] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4225] setpgid(0, 0) = 0 [pid 4225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4225] write(3, "1000", 4) = 4 [pid 4225] close(3) = 0 [pid 4225] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4225] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4225] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4225] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4225] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4225] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4225] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4225] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4225] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4225] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4225] write(7, "5", 1) = 1 [pid 4225] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4225] exit_group(0) = ? [pid 4225] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4226 ./strace-static-x86_64: Process 4226 attached [pid 4226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4226] setpgid(0, 0) = 0 [pid 4226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4226] write(3, "1000", 4) = 4 [pid 4226] close(3) = 0 [pid 4226] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4226] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4226] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4226] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4226] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4226] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4226] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4226] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4226] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4226] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4226] write(7, "5", 1) = 1 [pid 4226] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4226] exit_group(0) = ? [pid 4226] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4226, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4227 ./strace-static-x86_64: Process 4227 attached [pid 4227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4227] setpgid(0, 0) = 0 [pid 4227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4227] write(3, "1000", 4) = 4 [pid 4227] close(3) = 0 [pid 4227] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4227] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4227] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4227] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4227] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4227] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4227] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4227] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4227] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4227] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4227] write(7, "5", 1) = 1 [pid 4227] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4227] exit_group(0) = ? [pid 4227] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4228 ./strace-static-x86_64: Process 4228 attached [pid 4228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4228] setpgid(0, 0) = 0 [pid 4228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4228] write(3, "1000", 4) = 4 [pid 4228] close(3) = 0 [pid 4228] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4228] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4228] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4228] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4228] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4228] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4228] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4228] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4228] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4228] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4228] write(7, "5", 1) = 1 [pid 4228] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4228] exit_group(0) = ? [pid 4228] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4228, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4229 attached , child_tidptr=0x555556c775d0) = 4229 [pid 4229] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4229] setpgid(0, 0) = 0 [pid 4229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4229] write(3, "1000", 4) = 4 [pid 4229] close(3) = 0 [pid 4229] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4229] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4229] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4229] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4229] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4229] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4229] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4229] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4229] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4229] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4229] write(7, "5", 1) = 1 [pid 4229] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4229] exit_group(0) = ? [pid 4229] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4230 attached , child_tidptr=0x555556c775d0) = 4230 [pid 4230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4230] setpgid(0, 0) = 0 [pid 4230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4230] write(3, "1000", 4) = 4 [pid 4230] close(3) = 0 [pid 4230] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4230] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4230] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4230] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4230] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4230] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4230] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4230] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4230] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4230] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4230] write(7, "5", 1) = 1 [pid 4230] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4230] exit_group(0) = ? [pid 4230] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4231 ./strace-static-x86_64: Process 4231 attached [pid 4231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4231] setpgid(0, 0) = 0 [pid 4231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4231] write(3, "1000", 4) = 4 [pid 4231] close(3) = 0 [pid 4231] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4231] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4231] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4231] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4231] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4231] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4231] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4231] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4231] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4231] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4231] write(7, "5", 1) = 1 [pid 4231] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4231] exit_group(0) = ? [pid 4231] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4232 attached , child_tidptr=0x555556c775d0) = 4232 [pid 4232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4232] setpgid(0, 0) = 0 [pid 4232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4232] write(3, "1000", 4) = 4 [pid 4232] close(3) = 0 [pid 4232] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4232] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4232] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4232] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4232] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4232] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4232] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4232] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4232] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4232] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4232] write(7, "5", 1) = 1 [pid 4232] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4232] exit_group(0) = ? [pid 4232] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4233 ./strace-static-x86_64: Process 4233 attached [pid 4233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4233] setpgid(0, 0) = 0 [pid 4233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4233] write(3, "1000", 4) = 4 [pid 4233] close(3) = 0 [pid 4233] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4233] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4233] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4233] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4233] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4233] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4233] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4233] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4233] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4233] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4233] write(7, "5", 1) = 1 [pid 4233] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4233] exit_group(0) = ? [pid 4233] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4234 ./strace-static-x86_64: Process 4234 attached [pid 4234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4234] setpgid(0, 0) = 0 [pid 4234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4234] write(3, "1000", 4) = 4 [pid 4234] close(3) = 0 [pid 4234] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4234] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4234] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4234] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4234] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4234] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4234] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4234] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4234] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4234] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4234] write(7, "5", 1) = 1 [pid 4234] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4234] exit_group(0) = ? [pid 4234] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4235 ./strace-static-x86_64: Process 4235 attached [pid 4235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4235] setpgid(0, 0) = 0 [pid 4235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4235] write(3, "1000", 4) = 4 [pid 4235] close(3) = 0 [pid 4235] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4235] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4235] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4235] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4235] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4235] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4235] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4235] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4235] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4235] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4235] write(7, "5", 1) = 1 [pid 4235] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4235] exit_group(0) = ? [pid 4235] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4236 ./strace-static-x86_64: Process 4236 attached [pid 4236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4236] setpgid(0, 0) = 0 [pid 4236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4236] write(3, "1000", 4) = 4 [pid 4236] close(3) = 0 [pid 4236] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4236] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4236] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4236] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4236] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4236] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4236] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4236] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4236] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4236] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4236] write(7, "5", 1) = 1 [pid 4236] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4236] exit_group(0) = ? [pid 4236] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4237 ./strace-static-x86_64: Process 4237 attached [pid 4237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4237] setpgid(0, 0) = 0 [pid 4237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4237] write(3, "1000", 4) = 4 [pid 4237] close(3) = 0 [pid 4237] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4237] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4237] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4237] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4237] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4237] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4237] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4237] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4237] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4237] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4237] write(7, "5", 1) = 1 [pid 4237] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4237] exit_group(0) = ? [pid 4237] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4238 ./strace-static-x86_64: Process 4238 attached [pid 4238] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4238] setpgid(0, 0) = 0 [pid 4238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4238] write(3, "1000", 4) = 4 [pid 4238] close(3) = 0 [pid 4238] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4238] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4238] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4238] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4238] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4238] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4238] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4238] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4238] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4238] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4238] write(7, "5", 1) = 1 [pid 4238] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4238] exit_group(0) = ? [pid 4238] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4238, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4239 attached , child_tidptr=0x555556c775d0) = 4239 [pid 4239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4239] setpgid(0, 0) = 0 [pid 4239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4239] write(3, "1000", 4) = 4 [pid 4239] close(3) = 0 [pid 4239] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4239] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4239] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4239] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4239] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4239] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4239] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4239] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4239] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4239] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4239] write(7, "5", 1) = 1 [pid 4239] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4239] exit_group(0) = ? [pid 4239] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4240 attached , child_tidptr=0x555556c775d0) = 4240 [pid 4240] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4240] setpgid(0, 0) = 0 [pid 4240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4240] write(3, "1000", 4) = 4 [pid 4240] close(3) = 0 [pid 4240] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4240] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4240] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4240] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4240] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4240] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4240] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4240] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4240] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4240] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4240] write(7, "5", 1) = 1 [pid 4240] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4240] exit_group(0) = ? [pid 4240] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4241 ./strace-static-x86_64: Process 4241 attached [pid 4241] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4241] setpgid(0, 0) = 0 [pid 4241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4241] write(3, "1000", 4) = 4 [pid 4241] close(3) = 0 [pid 4241] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4241] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4241] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4241] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4241] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4241] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4241] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4241] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4241] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4241] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4241] write(7, "5", 1) = 1 [pid 4241] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4241] exit_group(0) = ? [pid 4241] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4242 attached , child_tidptr=0x555556c775d0) = 4242 [pid 4242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4242] setpgid(0, 0) = 0 [pid 4242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4242] write(3, "1000", 4) = 4 [pid 4242] close(3) = 0 [pid 4242] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4242] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4242] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4242] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4242] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4242] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4242] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4242] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4242] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4242] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4242] write(7, "5", 1) = 1 [pid 4242] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4242] exit_group(0) = ? [pid 4242] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4243 ./strace-static-x86_64: Process 4243 attached [pid 4243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4243] setpgid(0, 0) = 0 [pid 4243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4243] write(3, "1000", 4) = 4 [pid 4243] close(3) = 0 [pid 4243] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4243] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4243] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4243] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4243] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4243] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4243] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4243] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4243] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4243] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4243] write(7, "5", 1) = 1 [pid 4243] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4243] exit_group(0) = ? [pid 4243] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4243, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4244 attached , child_tidptr=0x555556c775d0) = 4244 [pid 4244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4244] setpgid(0, 0) = 0 [pid 4244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4244] write(3, "1000", 4) = 4 [pid 4244] close(3) = 0 [pid 4244] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4244] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4244] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4244] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4244] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4244] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4244] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4244] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4244] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4244] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4244] write(7, "5", 1) = 1 [pid 4244] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4244] exit_group(0) = ? [pid 4244] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4245 ./strace-static-x86_64: Process 4245 attached [pid 4245] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4245] setpgid(0, 0) = 0 [pid 4245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4245] write(3, "1000", 4) = 4 [pid 4245] close(3) = 0 [pid 4245] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4245] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4245] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4245] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4245] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4245] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4245] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4245] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4245] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4245] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4245] write(7, "5", 1) = 1 [pid 4245] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4245] exit_group(0) = ? [pid 4245] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4246 ./strace-static-x86_64: Process 4246 attached [pid 4246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4246] setpgid(0, 0) = 0 [pid 4246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4246] write(3, "1000", 4) = 4 [pid 4246] close(3) = 0 [pid 4246] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4246] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4246] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4246] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4246] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4246] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4246] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4246] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4246] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4246] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4246] write(7, "5", 1) = 1 [pid 4246] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4246] exit_group(0) = ? [pid 4246] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4247 ./strace-static-x86_64: Process 4247 attached [pid 4247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4247] setpgid(0, 0) = 0 [pid 4247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4247] write(3, "1000", 4) = 4 [pid 4247] close(3) = 0 [pid 4247] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4247] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4247] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4247] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4247] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4247] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4247] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4247] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4247] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4247] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4247] write(7, "5", 1) = 1 [pid 4247] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4247] exit_group(0) = ? [pid 4247] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4247, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4248 attached , child_tidptr=0x555556c775d0) = 4248 [pid 4248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4248] setpgid(0, 0) = 0 [pid 4248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4248] write(3, "1000", 4) = 4 [pid 4248] close(3) = 0 [pid 4248] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4248] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4248] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4248] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4248] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4248] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4248] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4248] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4248] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4248] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4248] write(7, "5", 1) = 1 [pid 4248] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4248] exit_group(0) = ? [pid 4248] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4249 attached , child_tidptr=0x555556c775d0) = 4249 [pid 4249] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4249] setpgid(0, 0) = 0 [pid 4249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4249] write(3, "1000", 4) = 4 [pid 4249] close(3) = 0 [pid 4249] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4249] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4249] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4249] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4249] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4249] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4249] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4249] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4249] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4249] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4249] write(7, "5", 1) = 1 [pid 4249] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4249] exit_group(0) = ? [pid 4249] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4249, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4250 ./strace-static-x86_64: Process 4250 attached [pid 4250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4250] setpgid(0, 0) = 0 [pid 4250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4250] write(3, "1000", 4) = 4 [pid 4250] close(3) = 0 [pid 4250] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4250] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4250] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4250] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4250] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4250] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4250] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4250] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4250] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4250] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4250] write(7, "5", 1) = 1 [pid 4250] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4250] exit_group(0) = ? [pid 4250] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4251 ./strace-static-x86_64: Process 4251 attached [pid 4251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4251] setpgid(0, 0) = 0 [pid 4251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4251] write(3, "1000", 4) = 4 [pid 4251] close(3) = 0 [pid 4251] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4251] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4251] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4251] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4251] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4251] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4251] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4251] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4251] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4251] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4251] write(7, "5", 1) = 1 [pid 4251] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4251] exit_group(0) = ? [pid 4251] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4252 attached , child_tidptr=0x555556c775d0) = 4252 [pid 4252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4252] setpgid(0, 0) = 0 [pid 4252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4252] write(3, "1000", 4) = 4 [pid 4252] close(3) = 0 [pid 4252] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4252] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4252] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4252] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4252] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4252] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4252] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4252] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4252] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4252] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4252] write(7, "5", 1) = 1 [pid 4252] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4252] exit_group(0) = ? [pid 4252] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4252, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4253 attached , child_tidptr=0x555556c775d0) = 4253 [pid 4253] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4253] setpgid(0, 0) = 0 [pid 4253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4253] write(3, "1000", 4) = 4 [pid 4253] close(3) = 0 [pid 4253] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4253] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4253] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4253] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4253] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4253] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4253] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4253] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4253] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4253] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4253] write(7, "5", 1) = 1 [pid 4253] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4253] exit_group(0) = ? [pid 4253] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4254 ./strace-static-x86_64: Process 4254 attached [pid 4254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4254] setpgid(0, 0) = 0 [pid 4254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4254] write(3, "1000", 4) = 4 [pid 4254] close(3) = 0 [pid 4254] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4254] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4254] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4254] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4254] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4254] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4254] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4254] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4254] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4254] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4254] write(7, "5", 1) = 1 [pid 4254] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4254] exit_group(0) = ? [pid 4254] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4255 ./strace-static-x86_64: Process 4255 attached [pid 4255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4255] setpgid(0, 0) = 0 [pid 4255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4255] write(3, "1000", 4) = 4 [pid 4255] close(3) = 0 [pid 4255] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4255] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4255] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4255] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4255] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4255] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4255] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4255] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4255] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4255] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4255] write(7, "5", 1) = 1 [pid 4255] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4255] exit_group(0) = ? [pid 4255] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4256 ./strace-static-x86_64: Process 4256 attached [pid 4256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4256] setpgid(0, 0) = 0 [pid 4256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4256] write(3, "1000", 4) = 4 [pid 4256] close(3) = 0 [pid 4256] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4256] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4256] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4256] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4256] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4256] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4256] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4256] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4256] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4256] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4256] write(7, "5", 1) = 1 [pid 4256] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4256] exit_group(0) = ? [pid 4256] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4257 attached , child_tidptr=0x555556c775d0) = 4257 [pid 4257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4257] setpgid(0, 0) = 0 [pid 4257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4257] write(3, "1000", 4) = 4 [pid 4257] close(3) = 0 [pid 4257] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4257] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4257] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4257] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4257] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4257] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4257] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4257] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4257] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4257] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4257] write(7, "5", 1) = 1 [pid 4257] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4257] exit_group(0) = ? [pid 4257] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4257, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4258 ./strace-static-x86_64: Process 4258 attached [pid 4258] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4258] setpgid(0, 0) = 0 [pid 4258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4258] write(3, "1000", 4) = 4 [pid 4258] close(3) = 0 [pid 4258] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4258] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4258] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4258] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4258] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4258] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4258] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4258] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4258] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4258] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4258] write(7, "5", 1) = 1 [pid 4258] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4258] exit_group(0) = ? [pid 4258] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4258, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4259 attached , child_tidptr=0x555556c775d0) = 4259 [pid 4259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4259] setpgid(0, 0) = 0 [pid 4259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4259] write(3, "1000", 4) = 4 [pid 4259] close(3) = 0 [pid 4259] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4259] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4259] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4259] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4259] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4259] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4259] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4259] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4259] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4259] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4259] write(7, "5", 1) = 1 [pid 4259] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4259] exit_group(0) = ? [pid 4259] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4259, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4260 attached , child_tidptr=0x555556c775d0) = 4260 [pid 4260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4260] setpgid(0, 0) = 0 [pid 4260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4260] write(3, "1000", 4) = 4 [pid 4260] close(3) = 0 [pid 4260] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4260] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4260] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4260] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4260] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4260] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4260] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4260] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4260] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4260] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4260] write(7, "5", 1) = 1 [pid 4260] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4260] exit_group(0) = ? [pid 4260] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4261 attached , child_tidptr=0x555556c775d0) = 4261 [pid 4261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4261] setpgid(0, 0) = 0 [pid 4261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4261] write(3, "1000", 4) = 4 [pid 4261] close(3) = 0 [pid 4261] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4261] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4261] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4261] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4261] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4261] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4261] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4261] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4261] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4261] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4261] write(7, "5", 1) = 1 [pid 4261] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4261] exit_group(0) = ? [pid 4261] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4262 ./strace-static-x86_64: Process 4262 attached [pid 4262] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4262] setpgid(0, 0) = 0 [pid 4262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4262] write(3, "1000", 4) = 4 [pid 4262] close(3) = 0 [pid 4262] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4262] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4262] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4262] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4262] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4262] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4262] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4262] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4262] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4262] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4262] write(7, "5", 1) = 1 [pid 4262] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4262] exit_group(0) = ? [pid 4262] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4262, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4263 ./strace-static-x86_64: Process 4263 attached [pid 4263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4263] setpgid(0, 0) = 0 [pid 4263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4263] write(3, "1000", 4) = 4 [pid 4263] close(3) = 0 [pid 4263] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4263] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4263] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4263] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4263] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4263] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4263] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4263] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4263] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4263] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4263] write(7, "5", 1) = 1 [pid 4263] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4263] exit_group(0) = ? [pid 4263] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4264 ./strace-static-x86_64: Process 4264 attached [pid 4264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4264] setpgid(0, 0) = 0 [pid 4264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4264] write(3, "1000", 4) = 4 [pid 4264] close(3) = 0 [pid 4264] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4264] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4264] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4264] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4264] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4264] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4264] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4264] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4264] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4264] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4264] write(7, "5", 1) = 1 [pid 4264] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4264] exit_group(0) = ? [pid 4264] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4265 ./strace-static-x86_64: Process 4265 attached [pid 4265] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4265] setpgid(0, 0) = 0 [pid 4265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4265] write(3, "1000", 4) = 4 [pid 4265] close(3) = 0 [pid 4265] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4265] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4265] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4265] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4265] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4265] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4265] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4265] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4265] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4265] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4265] write(7, "5", 1) = 1 [pid 4265] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4265] exit_group(0) = ? [pid 4265] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4266 ./strace-static-x86_64: Process 4266 attached [pid 4266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4266] setpgid(0, 0) = 0 [pid 4266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4266] write(3, "1000", 4) = 4 [pid 4266] close(3) = 0 [pid 4266] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4266] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4266] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4266] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4266] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4266] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4266] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4266] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4266] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4266] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4266] write(7, "5", 1) = 1 [pid 4266] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4266] exit_group(0) = ? [pid 4266] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4267 ./strace-static-x86_64: Process 4267 attached [pid 4267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4267] setpgid(0, 0) = 0 [pid 4267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4267] write(3, "1000", 4) = 4 [pid 4267] close(3) = 0 [pid 4267] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4267] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4267] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4267] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4267] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4267] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4267] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4267] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4267] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4267] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4267] write(7, "5", 1) = 1 [pid 4267] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4267] exit_group(0) = ? [pid 4267] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4268 attached , child_tidptr=0x555556c775d0) = 4268 [pid 4268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4268] setpgid(0, 0) = 0 [pid 4268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4268] write(3, "1000", 4) = 4 [pid 4268] close(3) = 0 [pid 4268] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4268] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4268] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4268] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4268] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4268] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4268] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4268] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4268] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4268] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4268] write(7, "5", 1) = 1 [pid 4268] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4268] exit_group(0) = ? [pid 4268] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4269 ./strace-static-x86_64: Process 4269 attached [pid 4269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4269] setpgid(0, 0) = 0 [pid 4269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4269] write(3, "1000", 4) = 4 [pid 4269] close(3) = 0 [pid 4269] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4269] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4269] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4269] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4269] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4269] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4269] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4269] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4269] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4269] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4269] write(7, "5", 1) = 1 [pid 4269] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4269] exit_group(0) = ? [pid 4269] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4270 ./strace-static-x86_64: Process 4270 attached [pid 4270] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4270] setpgid(0, 0) = 0 [pid 4270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4270] write(3, "1000", 4) = 4 [pid 4270] close(3) = 0 [pid 4270] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4270] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4270] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4270] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4270] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4270] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4270] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4270] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4270] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4270] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4270] write(7, "5", 1) = 1 [pid 4270] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4270] exit_group(0) = ? [pid 4270] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4271 ./strace-static-x86_64: Process 4271 attached [pid 4271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4271] setpgid(0, 0) = 0 [pid 4271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4271] write(3, "1000", 4) = 4 [pid 4271] close(3) = 0 [pid 4271] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4271] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4271] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4271] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4271] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4271] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4271] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4271] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4271] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4271] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4271] write(7, "5", 1) = 1 [pid 4271] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4271] exit_group(0) = ? [pid 4271] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4272 ./strace-static-x86_64: Process 4272 attached [pid 4272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4272] setpgid(0, 0) = 0 [pid 4272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4272] write(3, "1000", 4) = 4 [pid 4272] close(3) = 0 [pid 4272] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4272] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4272] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4272] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4272] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4272] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4272] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4272] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4272] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4272] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4272] write(7, "5", 1) = 1 [pid 4272] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4272] exit_group(0) = ? [pid 4272] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4272, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4273 ./strace-static-x86_64: Process 4273 attached [pid 4273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4273] setpgid(0, 0) = 0 [pid 4273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4273] write(3, "1000", 4) = 4 [pid 4273] close(3) = 0 [pid 4273] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4273] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4273] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4273] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4273] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4273] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4273] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4273] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4273] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4273] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4273] write(7, "5", 1) = 1 [pid 4273] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4273] exit_group(0) = ? [pid 4273] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4274 attached [pid 4274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3638] <... clone resumed>, child_tidptr=0x555556c775d0) = 4274 [pid 4274] <... prctl resumed>) = 0 [pid 4274] setpgid(0, 0) = 0 [pid 4274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4274] write(3, "1000", 4) = 4 [pid 4274] close(3) = 0 [pid 4274] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4274] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4274] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4274] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4274] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4274] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4274] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4274] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4274] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4274] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4274] write(7, "5", 1) = 1 [pid 4274] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4274] exit_group(0) = ? [pid 4274] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4275 attached , child_tidptr=0x555556c775d0) = 4275 [pid 4275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4275] setpgid(0, 0) = 0 [pid 4275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4275] write(3, "1000", 4) = 4 [pid 4275] close(3) = 0 [pid 4275] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4275] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4275] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4275] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4275] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4275] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4275] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4275] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4275] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4275] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4275] write(7, "5", 1) = 1 [pid 4275] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4275] exit_group(0) = ? [pid 4275] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4275, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4276 ./strace-static-x86_64: Process 4276 attached [pid 4276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4276] setpgid(0, 0) = 0 [pid 4276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4276] write(3, "1000", 4) = 4 [pid 4276] close(3) = 0 [pid 4276] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4276] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4276] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4276] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4276] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4276] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4276] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4276] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4276] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4276] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4276] write(7, "5", 1) = 1 [pid 4276] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4276] exit_group(0) = ? [pid 4276] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4276, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4277 attached , child_tidptr=0x555556c775d0) = 4277 [pid 4277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4277] setpgid(0, 0) = 0 [pid 4277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4277] write(3, "1000", 4) = 4 [pid 4277] close(3) = 0 [pid 4277] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4277] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4277] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4277] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4277] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4277] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4277] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4277] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4277] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4277] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4277] write(7, "5", 1) = 1 [pid 4277] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4277] exit_group(0) = ? [pid 4277] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4277, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4278 attached , child_tidptr=0x555556c775d0) = 4278 [pid 4278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4278] setpgid(0, 0) = 0 [pid 4278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4278] write(3, "1000", 4) = 4 [pid 4278] close(3) = 0 [pid 4278] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4278] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4278] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4278] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4278] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4278] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4278] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4278] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4278] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4278] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4278] write(7, "5", 1) = 1 [pid 4278] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4278] exit_group(0) = ? [pid 4278] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4279 ./strace-static-x86_64: Process 4279 attached [pid 4279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4279] setpgid(0, 0) = 0 [pid 4279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4279] write(3, "1000", 4) = 4 [pid 4279] close(3) = 0 [pid 4279] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4279] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4279] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4279] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4279] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4279] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4279] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4279] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4279] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4279] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4279] write(7, "5", 1) = 1 [pid 4279] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4279] exit_group(0) = ? [pid 4279] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4280 ./strace-static-x86_64: Process 4280 attached [pid 4280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4280] setpgid(0, 0) = 0 [pid 4280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4280] write(3, "1000", 4) = 4 [pid 4280] close(3) = 0 [pid 4280] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4280] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4280] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4280] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4280] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4280] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4280] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4280] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4280] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4280] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4280] write(7, "5", 1) = 1 [pid 4280] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4280] exit_group(0) = ? [pid 4280] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4281 ./strace-static-x86_64: Process 4281 attached [pid 4281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4281] setpgid(0, 0) = 0 [pid 4281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4281] write(3, "1000", 4) = 4 [pid 4281] close(3) = 0 [pid 4281] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4281] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4281] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4281] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4281] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4281] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4281] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4281] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4281] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4281] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4281] write(7, "5", 1) = 1 [pid 4281] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4281] exit_group(0) = ? [pid 4281] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4282 attached , child_tidptr=0x555556c775d0) = 4282 [pid 4282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4282] setpgid(0, 0) = 0 [pid 4282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4282] write(3, "1000", 4) = 4 [pid 4282] close(3) = 0 [pid 4282] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4282] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4282] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4282] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4282] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4282] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4282] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4282] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4282] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4282] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4282] write(7, "5", 1) = 1 [pid 4282] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4282] exit_group(0) = ? [pid 4282] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4283 ./strace-static-x86_64: Process 4283 attached [pid 4283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4283] setpgid(0, 0) = 0 [pid 4283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4283] write(3, "1000", 4) = 4 [pid 4283] close(3) = 0 [pid 4283] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4283] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4283] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4283] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4283] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4283] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4283] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4283] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4283] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4283] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4283] write(7, "5", 1) = 1 [pid 4283] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4283] exit_group(0) = ? [pid 4283] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4284 ./strace-static-x86_64: Process 4284 attached [pid 4284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4284] setpgid(0, 0) = 0 [pid 4284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4284] write(3, "1000", 4) = 4 [pid 4284] close(3) = 0 [pid 4284] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4284] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4284] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4284] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4284] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4284] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4284] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4284] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4284] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4284] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4284] write(7, "5", 1) = 1 [pid 4284] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4284] exit_group(0) = ? [pid 4284] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4285 ./strace-static-x86_64: Process 4285 attached [pid 4285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4285] setpgid(0, 0) = 0 [pid 4285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4285] write(3, "1000", 4) = 4 [pid 4285] close(3) = 0 [pid 4285] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4285] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4285] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4285] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4285] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4285] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4285] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4285] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4285] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4285] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4285] write(7, "5", 1) = 1 [pid 4285] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4285] exit_group(0) = ? [pid 4285] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4286 attached , child_tidptr=0x555556c775d0) = 4286 [pid 4286] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4286] setpgid(0, 0) = 0 [pid 4286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4286] write(3, "1000", 4) = 4 [pid 4286] close(3) = 0 [pid 4286] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4286] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4286] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4286] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4286] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4286] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4286] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4286] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4286] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4286] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4286] write(7, "5", 1) = 1 [pid 4286] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4286] exit_group(0) = ? [pid 4286] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4287 attached , child_tidptr=0x555556c775d0) = 4287 [pid 4287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4287] setpgid(0, 0) = 0 [pid 4287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4287] write(3, "1000", 4) = 4 [pid 4287] close(3) = 0 [pid 4287] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4287] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4287] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4287] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4287] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4287] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4287] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4287] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4287] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4287] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4287] write(7, "5", 1) = 1 [pid 4287] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4287] exit_group(0) = ? [pid 4287] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4287, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4288 ./strace-static-x86_64: Process 4288 attached [pid 4288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4288] setpgid(0, 0) = 0 [pid 4288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4288] write(3, "1000", 4) = 4 [pid 4288] close(3) = 0 [pid 4288] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4288] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4288] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4288] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4288] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4288] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4288] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4288] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4288] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4288] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4288] write(7, "5", 1) = 1 [pid 4288] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4288] exit_group(0) = ? [pid 4288] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4289 attached , child_tidptr=0x555556c775d0) = 4289 [pid 4289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4289] setpgid(0, 0) = 0 [pid 4289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4289] write(3, "1000", 4) = 4 [pid 4289] close(3) = 0 [pid 4289] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4289] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4289] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4289] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4289] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4289] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4289] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4289] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4289] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4289] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4289] write(7, "5", 1) = 1 [pid 4289] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4289] exit_group(0) = ? [pid 4289] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4290 ./strace-static-x86_64: Process 4290 attached [pid 4290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4290] setpgid(0, 0) = 0 [pid 4290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4290] write(3, "1000", 4) = 4 [pid 4290] close(3) = 0 [pid 4290] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4290] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4290] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4290] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4290] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4290] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4290] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4290] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4290] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4290] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4290] write(7, "5", 1) = 1 [pid 4290] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4290] exit_group(0) = ? [pid 4290] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4291 attached , child_tidptr=0x555556c775d0) = 4291 [pid 4291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4291] setpgid(0, 0) = 0 [pid 4291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4291] write(3, "1000", 4) = 4 [pid 4291] close(3) = 0 [pid 4291] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4291] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4291] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4291] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4291] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4291] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4291] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4291] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4291] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4291] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4291] write(7, "5", 1) = 1 [pid 4291] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4291] exit_group(0) = ? [pid 4291] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4292 ./strace-static-x86_64: Process 4292 attached [pid 4292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4292] setpgid(0, 0) = 0 [pid 4292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4292] write(3, "1000", 4) = 4 [pid 4292] close(3) = 0 [pid 4292] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4292] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4292] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4292] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4292] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4292] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4292] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4292] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4292] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4292] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4292] write(7, "5", 1) = 1 [pid 4292] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4292] exit_group(0) = ? [pid 4292] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4293 ./strace-static-x86_64: Process 4293 attached [pid 4293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4293] setpgid(0, 0) = 0 [pid 4293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4293] write(3, "1000", 4) = 4 [pid 4293] close(3) = 0 [pid 4293] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4293] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4293] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4293] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4293] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4293] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4293] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4293] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4293] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4293] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4293] write(7, "5", 1) = 1 [pid 4293] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4293] exit_group(0) = ? [pid 4293] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4294 ./strace-static-x86_64: Process 4294 attached [pid 4294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4294] setpgid(0, 0) = 0 [pid 4294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4294] write(3, "1000", 4) = 4 [pid 4294] close(3) = 0 [pid 4294] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4294] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4294] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4294] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4294] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4294] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4294] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4294] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4294] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4294] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4294] write(7, "5", 1) = 1 [pid 4294] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4294] exit_group(0) = ? [pid 4294] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4295 ./strace-static-x86_64: Process 4295 attached [pid 4295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4295] setpgid(0, 0) = 0 [pid 4295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4295] write(3, "1000", 4) = 4 [pid 4295] close(3) = 0 [pid 4295] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4295] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4295] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4295] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4295] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4295] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4295] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4295] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4295] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4295] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4295] write(7, "5", 1) = 1 [pid 4295] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4295] exit_group(0) = ? [pid 4295] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4296 ./strace-static-x86_64: Process 4296 attached [pid 4296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4296] setpgid(0, 0) = 0 [pid 4296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4296] write(3, "1000", 4) = 4 [pid 4296] close(3) = 0 [pid 4296] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4296] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4296] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4296] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4296] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4296] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4296] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4296] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4296] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4296] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4296] write(7, "5", 1) = 1 [pid 4296] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4296] exit_group(0) = ? [pid 4296] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4297 ./strace-static-x86_64: Process 4297 attached [pid 4297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4297] setpgid(0, 0) = 0 [pid 4297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4297] write(3, "1000", 4) = 4 [pid 4297] close(3) = 0 [pid 4297] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4297] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4297] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4297] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4297] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4297] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4297] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4297] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4297] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4297] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4297] write(7, "5", 1) = 1 [pid 4297] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4297] exit_group(0) = ? [pid 4297] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4298 ./strace-static-x86_64: Process 4298 attached [pid 4298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4298] setpgid(0, 0) = 0 [pid 4298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4298] write(3, "1000", 4) = 4 [pid 4298] close(3) = 0 [pid 4298] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4298] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4298] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4298] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4298] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4298] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4298] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4298] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4298] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4298] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4298] write(7, "5", 1) = 1 [pid 4298] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4298] exit_group(0) = ? [pid 4298] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4299 ./strace-static-x86_64: Process 4299 attached [pid 4299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4299] setpgid(0, 0) = 0 [pid 4299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4299] write(3, "1000", 4) = 4 [pid 4299] close(3) = 0 [pid 4299] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4299] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4299] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4299] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4299] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4299] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4299] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4299] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4299] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4299] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4299] write(7, "5", 1) = 1 [pid 4299] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4299] exit_group(0) = ? [pid 4299] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4299, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4300 ./strace-static-x86_64: Process 4300 attached [pid 4300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4300] setpgid(0, 0) = 0 [pid 4300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4300] write(3, "1000", 4) = 4 [pid 4300] close(3) = 0 [pid 4300] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4300] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4300] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4300] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4300] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4300] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4300] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4300] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4300] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4300] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4300] write(7, "5", 1) = 1 [pid 4300] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4300] exit_group(0) = ? [pid 4300] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4301 ./strace-static-x86_64: Process 4301 attached [pid 4301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4301] setpgid(0, 0) = 0 [pid 4301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4301] write(3, "1000", 4) = 4 [pid 4301] close(3) = 0 [pid 4301] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4301] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4301] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4301] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4301] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4301] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4301] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4301] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4301] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4301] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4301] write(7, "5", 1) = 1 [pid 4301] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4301] exit_group(0) = ? [pid 4301] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4302 ./strace-static-x86_64: Process 4302 attached [pid 4302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4302] setpgid(0, 0) = 0 [pid 4302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4302] write(3, "1000", 4) = 4 [pid 4302] close(3) = 0 [pid 4302] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4302] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4302] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4302] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4302] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4302] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4302] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4302] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4302] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4302] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4302] write(7, "5", 1) = 1 [pid 4302] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4302] exit_group(0) = ? [pid 4302] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4302, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4303 ./strace-static-x86_64: Process 4303 attached [pid 4303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4303] setpgid(0, 0) = 0 [pid 4303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4303] write(3, "1000", 4) = 4 [pid 4303] close(3) = 0 [pid 4303] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4303] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4303] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4303] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4303] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4303] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4303] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4303] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4303] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4303] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4303] write(7, "5", 1) = 1 [pid 4303] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4303] exit_group(0) = ? [pid 4303] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4304 ./strace-static-x86_64: Process 4304 attached [pid 4304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4304] setpgid(0, 0) = 0 [pid 4304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4304] write(3, "1000", 4) = 4 [pid 4304] close(3) = 0 [pid 4304] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4304] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4304] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4304] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4304] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4304] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4304] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4304] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4304] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4304] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4304] write(7, "5", 1) = 1 [pid 4304] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4304] exit_group(0) = ? [pid 4304] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4305 attached , child_tidptr=0x555556c775d0) = 4305 [pid 4305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4305] setpgid(0, 0) = 0 [pid 4305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4305] write(3, "1000", 4) = 4 [pid 4305] close(3) = 0 [pid 4305] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4305] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4305] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4305] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4305] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4305] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4305] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4305] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4305] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4305] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4305] write(7, "5", 1) = 1 [pid 4305] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4305] exit_group(0) = ? [pid 4305] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4306 attached , child_tidptr=0x555556c775d0) = 4306 [pid 4306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4306] setpgid(0, 0) = 0 [pid 4306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4306] write(3, "1000", 4) = 4 [pid 4306] close(3) = 0 [pid 4306] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4306] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4306] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4306] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4306] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4306] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4306] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4306] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4306] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4306] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4306] write(7, "5", 1) = 1 [pid 4306] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4306] exit_group(0) = ? [pid 4306] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4307 ./strace-static-x86_64: Process 4307 attached [pid 4307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4307] setpgid(0, 0) = 0 [pid 4307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4307] write(3, "1000", 4) = 4 [pid 4307] close(3) = 0 [pid 4307] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4307] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4307] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4307] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4307] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4307] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4307] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4307] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4307] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4307] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4307] write(7, "5", 1) = 1 [pid 4307] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4307] exit_group(0) = ? [pid 4307] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4308 ./strace-static-x86_64: Process 4308 attached [pid 4308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4308] setpgid(0, 0) = 0 [pid 4308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4308] write(3, "1000", 4) = 4 [pid 4308] close(3) = 0 [pid 4308] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4308] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4308] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4308] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4308] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4308] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4308] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4308] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4308] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4308] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4308] write(7, "5", 1) = 1 [pid 4308] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4308] exit_group(0) = ? [pid 4308] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4309 ./strace-static-x86_64: Process 4309 attached [pid 4309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4309] setpgid(0, 0) = 0 [pid 4309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4309] write(3, "1000", 4) = 4 [pid 4309] close(3) = 0 [pid 4309] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4309] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4309] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4309] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4309] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4309] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4309] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4309] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4309] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4309] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4309] write(7, "5", 1) = 1 [pid 4309] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4309] exit_group(0) = ? [pid 4309] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4310 ./strace-static-x86_64: Process 4310 attached [pid 4310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4310] setpgid(0, 0) = 0 [pid 4310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4310] write(3, "1000", 4) = 4 [pid 4310] close(3) = 0 [pid 4310] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4310] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4310] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4310] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4310] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4310] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4310] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4310] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4310] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4310] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4310] write(7, "5", 1) = 1 [pid 4310] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4310] exit_group(0) = ? [pid 4310] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4311 ./strace-static-x86_64: Process 4311 attached [pid 4311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4311] setpgid(0, 0) = 0 [pid 4311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4311] write(3, "1000", 4) = 4 [pid 4311] close(3) = 0 [pid 4311] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4311] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4311] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4311] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4311] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4311] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4311] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4311] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4311] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4311] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4311] write(7, "5", 1) = 1 [pid 4311] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4311] exit_group(0) = ? [pid 4311] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4312 ./strace-static-x86_64: Process 4312 attached [pid 4312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4312] setpgid(0, 0) = 0 [pid 4312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4312] write(3, "1000", 4) = 4 [pid 4312] close(3) = 0 [pid 4312] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4312] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4312] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4312] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4312] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4312] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4312] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4312] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4312] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4312] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4312] write(7, "5", 1) = 1 [pid 4312] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4312] exit_group(0) = ? [pid 4312] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4313 attached , child_tidptr=0x555556c775d0) = 4313 [pid 4313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4313] setpgid(0, 0) = 0 [pid 4313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4313] write(3, "1000", 4) = 4 [pid 4313] close(3) = 0 [pid 4313] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4313] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4313] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4313] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4313] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4313] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4313] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4313] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4313] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4313] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4313] write(7, "5", 1) = 1 [pid 4313] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4313] exit_group(0) = ? [pid 4313] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4314 attached , child_tidptr=0x555556c775d0) = 4314 [pid 4314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4314] setpgid(0, 0) = 0 [pid 4314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4314] write(3, "1000", 4) = 4 [pid 4314] close(3) = 0 [pid 4314] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4314] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4314] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4314] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4314] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4314] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4314] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4314] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4314] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4314] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4314] write(7, "5", 1) = 1 [pid 4314] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4314] exit_group(0) = ? [pid 4314] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4314, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4315 ./strace-static-x86_64: Process 4315 attached [pid 4315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4315] setpgid(0, 0) = 0 [pid 4315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4315] write(3, "1000", 4) = 4 [pid 4315] close(3) = 0 [pid 4315] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4315] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4315] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4315] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4315] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4315] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4315] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4315] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4315] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4315] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4315] write(7, "5", 1) = 1 [pid 4315] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4315] exit_group(0) = ? [pid 4315] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4316 ./strace-static-x86_64: Process 4316 attached [pid 4316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4316] setpgid(0, 0) = 0 [pid 4316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4316] write(3, "1000", 4) = 4 [pid 4316] close(3) = 0 [pid 4316] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4316] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4316] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4316] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4316] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4316] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4316] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4316] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4316] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4316] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4316] write(7, "5", 1) = 1 [pid 4316] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4316] exit_group(0) = ? [pid 4316] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4316, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4317 ./strace-static-x86_64: Process 4317 attached [pid 4317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4317] setpgid(0, 0) = 0 [pid 4317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4317] write(3, "1000", 4) = 4 [pid 4317] close(3) = 0 [pid 4317] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4317] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4317] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4317] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4317] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4317] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4317] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4317] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4317] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4317] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4317] write(7, "5", 1) = 1 [pid 4317] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4317] exit_group(0) = ? [pid 4317] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4318 attached , child_tidptr=0x555556c775d0) = 4318 [pid 4318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4318] setpgid(0, 0) = 0 [pid 4318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4318] write(3, "1000", 4) = 4 [pid 4318] close(3) = 0 [pid 4318] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4318] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4318] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4318] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4318] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4318] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4318] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4318] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4318] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4318] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4318] write(7, "5", 1) = 1 [pid 4318] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4318] exit_group(0) = ? [pid 4318] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4319 ./strace-static-x86_64: Process 4319 attached [pid 4319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4319] setpgid(0, 0) = 0 [pid 4319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4319] write(3, "1000", 4) = 4 [pid 4319] close(3) = 0 [pid 4319] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4319] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4319] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4319] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4319] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4319] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4319] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4319] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4319] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4319] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4319] write(7, "5", 1) = 1 [pid 4319] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4319] exit_group(0) = ? [pid 4319] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4320 ./strace-static-x86_64: Process 4320 attached [pid 4320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4320] setpgid(0, 0) = 0 [pid 4320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4320] write(3, "1000", 4) = 4 [pid 4320] close(3) = 0 [pid 4320] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4320] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4320] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4320] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4320] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4320] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4320] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4320] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4320] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4320] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4320] write(7, "5", 1) = 1 [pid 4320] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4320] exit_group(0) = ? [pid 4320] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4321 ./strace-static-x86_64: Process 4321 attached [pid 4321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4321] setpgid(0, 0) = 0 [pid 4321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4321] write(3, "1000", 4) = 4 [pid 4321] close(3) = 0 [pid 4321] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4321] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4321] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4321] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4321] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4321] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4321] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4321] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4321] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4321] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4321] write(7, "5", 1) = 1 [pid 4321] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4321] exit_group(0) = ? [pid 4321] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4322 ./strace-static-x86_64: Process 4322 attached [pid 4322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4322] setpgid(0, 0) = 0 [pid 4322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4322] write(3, "1000", 4) = 4 [pid 4322] close(3) = 0 [pid 4322] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4322] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4322] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4322] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4322] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4322] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4322] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4322] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4322] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4322] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4322] write(7, "5", 1) = 1 [pid 4322] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4322] exit_group(0) = ? [pid 4322] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4323 ./strace-static-x86_64: Process 4323 attached [pid 4323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4323] setpgid(0, 0) = 0 [pid 4323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4323] write(3, "1000", 4) = 4 [pid 4323] close(3) = 0 [pid 4323] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4323] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4323] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4323] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4323] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4323] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4323] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4323] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4323] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4323] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4323] write(7, "5", 1) = 1 [pid 4323] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4323] exit_group(0) = ? [pid 4323] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4324 ./strace-static-x86_64: Process 4324 attached [pid 4324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4324] setpgid(0, 0) = 0 [pid 4324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4324] write(3, "1000", 4) = 4 [pid 4324] close(3) = 0 [pid 4324] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4324] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4324] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4324] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4324] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4324] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4324] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4324] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4324] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4324] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4324] write(7, "5", 1) = 1 [pid 4324] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4324] exit_group(0) = ? [pid 4324] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4325 ./strace-static-x86_64: Process 4325 attached [pid 4325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4325] setpgid(0, 0) = 0 [pid 4325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4325] write(3, "1000", 4) = 4 [pid 4325] close(3) = 0 [pid 4325] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4325] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4325] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4325] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4325] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4325] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4325] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4325] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4325] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4325] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4325] write(7, "5", 1) = 1 [pid 4325] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4325] exit_group(0) = ? [pid 4325] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4326 ./strace-static-x86_64: Process 4326 attached [pid 4326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4326] setpgid(0, 0) = 0 [pid 4326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4326] write(3, "1000", 4) = 4 [pid 4326] close(3) = 0 [pid 4326] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4326] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4326] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4326] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4326] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4326] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4326] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4326] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4326] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4326] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4326] write(7, "5", 1) = 1 [pid 4326] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4326] exit_group(0) = ? [pid 4326] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4327 attached , child_tidptr=0x555556c775d0) = 4327 [pid 4327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4327] setpgid(0, 0) = 0 [pid 4327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4327] write(3, "1000", 4) = 4 [pid 4327] close(3) = 0 [pid 4327] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4327] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4327] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4327] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4327] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4327] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4327] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4327] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4327] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4327] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4327] write(7, "5", 1) = 1 [pid 4327] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4327] exit_group(0) = ? [pid 4327] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4328 attached , child_tidptr=0x555556c775d0) = 4328 [pid 4328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4328] setpgid(0, 0) = 0 [pid 4328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4328] write(3, "1000", 4) = 4 [pid 4328] close(3) = 0 [pid 4328] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4328] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4328] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4328] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4328] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4328] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4328] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4328] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4328] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4328] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4328] write(7, "5", 1) = 1 [pid 4328] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4328] exit_group(0) = ? [pid 4328] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4329 ./strace-static-x86_64: Process 4329 attached [pid 4329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4329] setpgid(0, 0) = 0 [pid 4329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4329] write(3, "1000", 4) = 4 [pid 4329] close(3) = 0 [pid 4329] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4329] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4329] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4329] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4329] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4329] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4329] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4329] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4329] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4329] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4329] write(7, "5", 1) = 1 [pid 4329] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4329] exit_group(0) = ? [pid 4329] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4329, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4330 ./strace-static-x86_64: Process 4330 attached [pid 4330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4330] setpgid(0, 0) = 0 [pid 4330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4330] write(3, "1000", 4) = 4 [pid 4330] close(3) = 0 [pid 4330] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4330] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4330] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4330] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4330] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4330] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4330] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4330] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4330] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4330] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4330] write(7, "5", 1) = 1 [pid 4330] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4330] exit_group(0) = ? [pid 4330] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4331 ./strace-static-x86_64: Process 4331 attached [pid 4331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4331] setpgid(0, 0) = 0 [pid 4331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4331] write(3, "1000", 4) = 4 [pid 4331] close(3) = 0 [pid 4331] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4331] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4331] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4331] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4331] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4331] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4331] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4331] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4331] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4331] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4331] write(7, "5", 1) = 1 [pid 4331] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4331] exit_group(0) = ? [pid 4331] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4332 ./strace-static-x86_64: Process 4332 attached [pid 4332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4332] setpgid(0, 0) = 0 [pid 4332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4332] write(3, "1000", 4) = 4 [pid 4332] close(3) = 0 [pid 4332] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4332] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4332] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4332] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4332] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4332] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4332] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4332] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4332] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4332] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4332] write(7, "5", 1) = 1 [pid 4332] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4332] exit_group(0) = ? [pid 4332] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4332, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4333 ./strace-static-x86_64: Process 4333 attached [pid 4333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4333] setpgid(0, 0) = 0 [pid 4333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4333] write(3, "1000", 4) = 4 [pid 4333] close(3) = 0 [pid 4333] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4333] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4333] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4333] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4333] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4333] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4333] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4333] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4333] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4333] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4333] write(7, "5", 1) = 1 [pid 4333] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4333] exit_group(0) = ? [pid 4333] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4334 ./strace-static-x86_64: Process 4334 attached [pid 4334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4334] setpgid(0, 0) = 0 [pid 4334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4334] write(3, "1000", 4) = 4 [pid 4334] close(3) = 0 [pid 4334] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4334] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4334] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4334] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4334] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4334] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4334] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4334] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4334] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4334] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4334] write(7, "5", 1) = 1 [pid 4334] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4334] exit_group(0) = ? [pid 4334] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4334, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4335 ./strace-static-x86_64: Process 4335 attached [pid 4335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4335] setpgid(0, 0) = 0 [pid 4335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4335] write(3, "1000", 4) = 4 [pid 4335] close(3) = 0 [pid 4335] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4335] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4335] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4335] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4335] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4335] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4335] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4335] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4335] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4335] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4335] write(7, "5", 1) = 1 [pid 4335] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4335] exit_group(0) = ? [pid 4335] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4336 attached , child_tidptr=0x555556c775d0) = 4336 [pid 4336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4336] setpgid(0, 0) = 0 [pid 4336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4336] write(3, "1000", 4) = 4 [pid 4336] close(3) = 0 [pid 4336] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4336] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4336] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4336] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4336] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4336] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4336] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4336] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4336] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4336] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4336] write(7, "5", 1) = 1 [pid 4336] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4336] exit_group(0) = ? [pid 4336] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4337 attached , child_tidptr=0x555556c775d0) = 4337 [pid 4337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4337] setpgid(0, 0) = 0 [pid 4337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4337] write(3, "1000", 4) = 4 [pid 4337] close(3) = 0 [pid 4337] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4337] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4337] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4337] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4337] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4337] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4337] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4337] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4337] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4337] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4337] write(7, "5", 1) = 1 [pid 4337] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4337] exit_group(0) = ? [pid 4337] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4337, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4338 ./strace-static-x86_64: Process 4338 attached [pid 4338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4338] setpgid(0, 0) = 0 [pid 4338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4338] write(3, "1000", 4) = 4 [pid 4338] close(3) = 0 [pid 4338] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4338] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4338] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4338] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4338] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4338] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4338] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4338] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4338] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4338] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4338] write(7, "5", 1) = 1 [pid 4338] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4338] exit_group(0) = ? [pid 4338] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4339 ./strace-static-x86_64: Process 4339 attached [pid 4339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4339] setpgid(0, 0) = 0 [pid 4339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4339] write(3, "1000", 4) = 4 [pid 4339] close(3) = 0 [pid 4339] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4339] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4339] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4339] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4339] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4339] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4339] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4339] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4339] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4339] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4339] write(7, "5", 1) = 1 [pid 4339] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4339] exit_group(0) = ? [pid 4339] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4340 ./strace-static-x86_64: Process 4340 attached [pid 4340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4340] setpgid(0, 0) = 0 [pid 4340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4340] write(3, "1000", 4) = 4 [pid 4340] close(3) = 0 [pid 4340] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4340] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4340] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4340] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4340] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4340] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4340] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4340] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4340] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4340] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4340] write(7, "5", 1) = 1 [pid 4340] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4340] exit_group(0) = ? [pid 4340] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4341 ./strace-static-x86_64: Process 4341 attached [pid 4341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4341] setpgid(0, 0) = 0 [pid 4341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4341] write(3, "1000", 4) = 4 [pid 4341] close(3) = 0 [pid 4341] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4341] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4341] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4341] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4341] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4341] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4341] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4341] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4341] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4341] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4341] write(7, "5", 1) = 1 [pid 4341] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4341] exit_group(0) = ? [pid 4341] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4342 attached , child_tidptr=0x555556c775d0) = 4342 [pid 4342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4342] setpgid(0, 0) = 0 [pid 4342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4342] write(3, "1000", 4) = 4 [pid 4342] close(3) = 0 [pid 4342] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4342] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4342] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4342] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4342] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4342] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4342] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4342] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4342] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4342] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4342] write(7, "5", 1) = 1 [pid 4342] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4342] exit_group(0) = ? [pid 4342] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4343 attached , child_tidptr=0x555556c775d0) = 4343 [pid 4343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4343] setpgid(0, 0) = 0 [pid 4343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4343] write(3, "1000", 4) = 4 [pid 4343] close(3) = 0 [pid 4343] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4343] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4343] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4343] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4343] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4343] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4343] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4343] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4343] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4343] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4343] write(7, "5", 1) = 1 [pid 4343] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4343] exit_group(0) = ? [pid 4343] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4344 ./strace-static-x86_64: Process 4344 attached [pid 4344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4344] setpgid(0, 0) = 0 [pid 4344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4344] write(3, "1000", 4) = 4 [pid 4344] close(3) = 0 [pid 4344] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4344] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4344] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4344] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4344] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4344] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4344] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4344] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4344] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4344] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4344] write(7, "5", 1) = 1 [pid 4344] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4344] exit_group(0) = ? [pid 4344] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4345 ./strace-static-x86_64: Process 4345 attached [pid 4345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4345] setpgid(0, 0) = 0 [pid 4345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4345] write(3, "1000", 4) = 4 [pid 4345] close(3) = 0 [pid 4345] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4345] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4345] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4345] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4345] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4345] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4345] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4345] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4345] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4345] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4345] write(7, "5", 1) = 1 [pid 4345] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4345] exit_group(0) = ? [pid 4345] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4346 ./strace-static-x86_64: Process 4346 attached [pid 4346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4346] setpgid(0, 0) = 0 [pid 4346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4346] write(3, "1000", 4) = 4 [pid 4346] close(3) = 0 [pid 4346] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4346] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4346] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4346] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4346] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4346] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4346] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4346] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4346] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4346] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4346] write(7, "5", 1) = 1 [pid 4346] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4346] exit_group(0) = ? [pid 4346] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4347 attached , child_tidptr=0x555556c775d0) = 4347 [pid 4347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4347] setpgid(0, 0) = 0 [pid 4347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4347] write(3, "1000", 4) = 4 [pid 4347] close(3) = 0 [pid 4347] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4347] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4347] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4347] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4347] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4347] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4347] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4347] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4347] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4347] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4347] write(7, "5", 1) = 1 [pid 4347] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4347] exit_group(0) = ? [pid 4347] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4347, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4348 ./strace-static-x86_64: Process 4348 attached [pid 4348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4348] setpgid(0, 0) = 0 [pid 4348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4348] write(3, "1000", 4) = 4 [pid 4348] close(3) = 0 [pid 4348] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4348] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4348] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4348] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4348] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4348] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4348] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4348] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4348] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4348] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4348] write(7, "5", 1) = 1 [pid 4348] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4348] exit_group(0) = ? [pid 4348] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4348, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4349 ./strace-static-x86_64: Process 4349 attached [pid 4349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4349] setpgid(0, 0) = 0 [pid 4349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4349] write(3, "1000", 4) = 4 [pid 4349] close(3) = 0 [pid 4349] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4349] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4349] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4349] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4349] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4349] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4349] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4349] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4349] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4349] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4349] write(7, "5", 1) = 1 [pid 4349] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4349] exit_group(0) = ? [pid 4349] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4349, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4350 ./strace-static-x86_64: Process 4350 attached [pid 4350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4350] setpgid(0, 0) = 0 [pid 4350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4350] write(3, "1000", 4) = 4 [pid 4350] close(3) = 0 [pid 4350] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4350] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4350] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4350] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4350] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4350] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4350] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4350] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4350] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4350] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4350] write(7, "5", 1) = 1 [pid 4350] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4350] exit_group(0) = ? [pid 4350] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4351 attached , child_tidptr=0x555556c775d0) = 4351 [pid 4351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4351] setpgid(0, 0) = 0 [pid 4351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4351] write(3, "1000", 4) = 4 [pid 4351] close(3) = 0 [pid 4351] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4351] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4351] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4351] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4351] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4351] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4351] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4351] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4351] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4351] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4351] write(7, "5", 1) = 1 [pid 4351] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4351] exit_group(0) = ? [pid 4351] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4352 ./strace-static-x86_64: Process 4352 attached [pid 4352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4352] setpgid(0, 0) = 0 [pid 4352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4352] write(3, "1000", 4) = 4 [pid 4352] close(3) = 0 [pid 4352] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4352] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4352] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4352] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4352] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4352] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4352] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4352] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4352] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4352] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4352] write(7, "5", 1) = 1 [pid 4352] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4352] exit_group(0) = ? [pid 4352] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4353 ./strace-static-x86_64: Process 4353 attached [pid 4353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4353] setpgid(0, 0) = 0 [pid 4353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4353] write(3, "1000", 4) = 4 [pid 4353] close(3) = 0 [pid 4353] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4353] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4353] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4353] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4353] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4353] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4353] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4353] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4353] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4353] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4353] write(7, "5", 1) = 1 [pid 4353] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4353] exit_group(0) = ? [pid 4353] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4354 ./strace-static-x86_64: Process 4354 attached [pid 4354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4354] setpgid(0, 0) = 0 [pid 4354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4354] write(3, "1000", 4) = 4 [pid 4354] close(3) = 0 [pid 4354] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4354] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4354] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4354] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4354] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4354] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4354] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4354] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4354] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4354] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4354] write(7, "5", 1) = 1 [pid 4354] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4354] exit_group(0) = ? [pid 4354] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4355 ./strace-static-x86_64: Process 4355 attached [pid 4355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4355] setpgid(0, 0) = 0 [pid 4355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4355] write(3, "1000", 4) = 4 [pid 4355] close(3) = 0 [pid 4355] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4355] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4355] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4355] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4355] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4355] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4355] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4355] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4355] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4355] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4355] write(7, "5", 1) = 1 [pid 4355] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4355] exit_group(0) = ? [pid 4355] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4356 attached , child_tidptr=0x555556c775d0) = 4356 [pid 4356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4356] setpgid(0, 0) = 0 [pid 4356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4356] write(3, "1000", 4) = 4 [pid 4356] close(3) = 0 [pid 4356] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4356] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4356] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4356] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4356] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4356] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4356] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4356] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4356] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4356] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4356] write(7, "5", 1) = 1 [pid 4356] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4356] exit_group(0) = ? [pid 4356] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4357 ./strace-static-x86_64: Process 4357 attached [pid 4357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4357] setpgid(0, 0) = 0 [pid 4357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4357] write(3, "1000", 4) = 4 [pid 4357] close(3) = 0 [pid 4357] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4357] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4357] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4357] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4357] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4357] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4357] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4357] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4357] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4357] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4357] write(7, "5", 1) = 1 [pid 4357] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4357] exit_group(0) = ? [pid 4357] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4358 attached , child_tidptr=0x555556c775d0) = 4358 [pid 4358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4358] setpgid(0, 0) = 0 [pid 4358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4358] write(3, "1000", 4) = 4 [pid 4358] close(3) = 0 [pid 4358] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4358] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4358] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4358] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4358] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4358] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4358] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4358] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4358] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4358] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4358] write(7, "5", 1) = 1 [pid 4358] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4358] exit_group(0) = ? [pid 4358] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4359 attached , child_tidptr=0x555556c775d0) = 4359 [pid 4359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4359] setpgid(0, 0) = 0 [pid 4359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4359] write(3, "1000", 4) = 4 [pid 4359] close(3) = 0 [pid 4359] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4359] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4359] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4359] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4359] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4359] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4359] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4359] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4359] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4359] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4359] write(7, "5", 1) = 1 [pid 4359] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4359] exit_group(0) = ? [pid 4359] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4359, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4360 ./strace-static-x86_64: Process 4360 attached [pid 4360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4360] setpgid(0, 0) = 0 [pid 4360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4360] write(3, "1000", 4) = 4 [pid 4360] close(3) = 0 [pid 4360] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4360] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4360] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4360] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4360] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4360] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4360] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4360] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4360] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4360] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4360] write(7, "5", 1) = 1 [pid 4360] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4360] exit_group(0) = ? [pid 4360] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4361 attached , child_tidptr=0x555556c775d0) = 4361 [pid 4361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4361] setpgid(0, 0) = 0 [pid 4361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4361] write(3, "1000", 4) = 4 [pid 4361] close(3) = 0 [pid 4361] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4361] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4361] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4361] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4361] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4361] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4361] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4361] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4361] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4361] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4361] write(7, "5", 1) = 1 [pid 4361] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4361] exit_group(0) = ? [pid 4361] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4362 ./strace-static-x86_64: Process 4362 attached [pid 4362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4362] setpgid(0, 0) = 0 [pid 4362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4362] write(3, "1000", 4) = 4 [pid 4362] close(3) = 0 [pid 4362] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4362] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4362] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4362] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4362] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4362] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4362] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4362] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4362] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4362] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4362] write(7, "5", 1) = 1 [pid 4362] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4362] exit_group(0) = ? [pid 4362] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4362, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4363 attached , child_tidptr=0x555556c775d0) = 4363 [pid 4363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4363] setpgid(0, 0) = 0 [pid 4363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4363] write(3, "1000", 4) = 4 [pid 4363] close(3) = 0 [pid 4363] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4363] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4363] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4363] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4363] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4363] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4363] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4363] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4363] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4363] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4363] write(7, "5", 1) = 1 [pid 4363] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4363] exit_group(0) = ? [pid 4363] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4364 ./strace-static-x86_64: Process 4364 attached [pid 4364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4364] setpgid(0, 0) = 0 [pid 4364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4364] write(3, "1000", 4) = 4 [pid 4364] close(3) = 0 [pid 4364] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4364] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4364] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4364] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4364] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4364] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4364] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4364] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4364] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4364] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4364] write(7, "5", 1) = 1 [pid 4364] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4364] exit_group(0) = ? [pid 4364] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4364, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4365 ./strace-static-x86_64: Process 4365 attached [pid 4365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4365] setpgid(0, 0) = 0 [pid 4365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4365] write(3, "1000", 4) = 4 [pid 4365] close(3) = 0 [pid 4365] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4365] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4365] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4365] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4365] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4365] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4365] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4365] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4365] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4365] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4365] write(7, "5", 1) = 1 [pid 4365] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4365] exit_group(0) = ? [pid 4365] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4365, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4366 ./strace-static-x86_64: Process 4366 attached [pid 4366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4366] setpgid(0, 0) = 0 [pid 4366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4366] write(3, "1000", 4) = 4 [pid 4366] close(3) = 0 [pid 4366] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4366] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4366] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4366] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4366] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4366] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4366] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4366] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4366] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4366] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4366] write(7, "5", 1) = 1 [pid 4366] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4366] exit_group(0) = ? [pid 4366] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4366, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4367 ./strace-static-x86_64: Process 4367 attached [pid 4367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4367] setpgid(0, 0) = 0 [pid 4367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4367] write(3, "1000", 4) = 4 [pid 4367] close(3) = 0 [pid 4367] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4367] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4367] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4367] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4367] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4367] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4367] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4367] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4367] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4367] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4367] write(7, "5", 1) = 1 [pid 4367] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4367] exit_group(0) = ? [pid 4367] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4368 ./strace-static-x86_64: Process 4368 attached [pid 4368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4368] setpgid(0, 0) = 0 [pid 4368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4368] write(3, "1000", 4) = 4 [pid 4368] close(3) = 0 [pid 4368] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4368] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4368] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4368] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4368] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4368] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4368] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4368] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4368] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4368] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4368] write(7, "5", 1) = 1 [pid 4368] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4368] exit_group(0) = ? [pid 4368] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4369 attached , child_tidptr=0x555556c775d0) = 4369 [pid 4369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4369] setpgid(0, 0) = 0 [pid 4369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4369] write(3, "1000", 4) = 4 [pid 4369] close(3) = 0 [pid 4369] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4369] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4369] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4369] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4369] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4369] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4369] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4369] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4369] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4369] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4369] write(7, "5", 1) = 1 [pid 4369] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4369] exit_group(0) = ? [pid 4369] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4370 ./strace-static-x86_64: Process 4370 attached [pid 4370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4370] setpgid(0, 0) = 0 [pid 4370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4370] write(3, "1000", 4) = 4 [pid 4370] close(3) = 0 [pid 4370] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4370] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4370] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4370] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4370] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4370] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4370] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4370] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4370] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4370] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4370] write(7, "5", 1) = 1 [pid 4370] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4370] exit_group(0) = ? [pid 4370] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4371 ./strace-static-x86_64: Process 4371 attached [pid 4371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4371] setpgid(0, 0) = 0 [pid 4371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4371] write(3, "1000", 4) = 4 [pid 4371] close(3) = 0 [pid 4371] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4371] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4371] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4371] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4371] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4371] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4371] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4371] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4371] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4371] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4371] write(7, "5", 1) = 1 [pid 4371] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4371] exit_group(0) = ? [pid 4371] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4372 attached , child_tidptr=0x555556c775d0) = 4372 [pid 4372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4372] setpgid(0, 0) = 0 [pid 4372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4372] write(3, "1000", 4) = 4 [pid 4372] close(3) = 0 [pid 4372] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4372] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4372] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4372] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4372] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4372] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4372] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4372] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4372] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4372] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4372] write(7, "5", 1) = 1 [pid 4372] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4372] exit_group(0) = ? [pid 4372] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4373 ./strace-static-x86_64: Process 4373 attached [pid 4373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4373] setpgid(0, 0) = 0 [pid 4373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4373] write(3, "1000", 4) = 4 [pid 4373] close(3) = 0 [pid 4373] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4373] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4373] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4373] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4373] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4373] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4373] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4373] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4373] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4373] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4373] write(7, "5", 1) = 1 [pid 4373] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4373] exit_group(0) = ? [pid 4373] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4374 ./strace-static-x86_64: Process 4374 attached [pid 4374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4374] setpgid(0, 0) = 0 [pid 4374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4374] write(3, "1000", 4) = 4 [pid 4374] close(3) = 0 [pid 4374] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4374] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4374] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4374] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4374] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4374] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4374] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4374] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4374] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4374] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4374] write(7, "5", 1) = 1 [pid 4374] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4374] exit_group(0) = ? [pid 4374] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4375 ./strace-static-x86_64: Process 4375 attached [pid 4375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4375] setpgid(0, 0) = 0 [pid 4375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4375] write(3, "1000", 4) = 4 [pid 4375] close(3) = 0 [pid 4375] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4375] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4375] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4375] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4375] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4375] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4375] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4375] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4375] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4375] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4375] write(7, "5", 1) = 1 [pid 4375] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4375] exit_group(0) = ? [pid 4375] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4376 ./strace-static-x86_64: Process 4376 attached [pid 4376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4376] setpgid(0, 0) = 0 [pid 4376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4376] write(3, "1000", 4) = 4 [pid 4376] close(3) = 0 [pid 4376] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4376] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4376] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4376] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4376] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4376] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4376] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4376] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4376] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4376] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4376] write(7, "5", 1) = 1 [pid 4376] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4376] exit_group(0) = ? [pid 4376] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4376, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4377 ./strace-static-x86_64: Process 4377 attached [pid 4377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4377] setpgid(0, 0) = 0 [pid 4377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4377] write(3, "1000", 4) = 4 [pid 4377] close(3) = 0 [pid 4377] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4377] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4377] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4377] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4377] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4377] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4377] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4377] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4377] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4377] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4377] write(7, "5", 1) = 1 [pid 4377] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4377] exit_group(0) = ? [pid 4377] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4377, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4378 ./strace-static-x86_64: Process 4378 attached [pid 4378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4378] setpgid(0, 0) = 0 [pid 4378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4378] write(3, "1000", 4) = 4 [pid 4378] close(3) = 0 [pid 4378] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4378] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4378] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4378] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4378] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4378] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4378] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4378] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4378] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4378] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4378] write(7, "5", 1) = 1 [pid 4378] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4378] exit_group(0) = ? [pid 4378] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4378, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4379 ./strace-static-x86_64: Process 4379 attached [pid 4379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4379] setpgid(0, 0) = 0 [pid 4379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4379] write(3, "1000", 4) = 4 [pid 4379] close(3) = 0 [pid 4379] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4379] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4379] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4379] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4379] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4379] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4379] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4379] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4379] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4379] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4379] write(7, "5", 1) = 1 [pid 4379] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4379] exit_group(0) = ? [pid 4379] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4380 ./strace-static-x86_64: Process 4380 attached [pid 4380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4380] setpgid(0, 0) = 0 [pid 4380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4380] write(3, "1000", 4) = 4 [pid 4380] close(3) = 0 [pid 4380] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4380] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4380] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4380] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4380] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4380] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4380] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4380] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4380] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4380] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4380] write(7, "5", 1) = 1 [pid 4380] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4380] exit_group(0) = ? [pid 4380] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4381 ./strace-static-x86_64: Process 4381 attached [pid 4381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4381] setpgid(0, 0) = 0 [pid 4381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4381] write(3, "1000", 4) = 4 [pid 4381] close(3) = 0 [pid 4381] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4381] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4381] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4381] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4381] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4381] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4381] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4381] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4381] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4381] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4381] write(7, "5", 1) = 1 [pid 4381] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4381] exit_group(0) = ? [pid 4381] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4381, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4382 ./strace-static-x86_64: Process 4382 attached [pid 4382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4382] setpgid(0, 0) = 0 [pid 4382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4382] write(3, "1000", 4) = 4 [pid 4382] close(3) = 0 [pid 4382] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4382] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4382] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4382] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4382] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4382] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4382] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4382] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4382] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4382] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4382] write(7, "5", 1) = 1 [pid 4382] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4382] exit_group(0) = ? [pid 4382] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4383 ./strace-static-x86_64: Process 4383 attached [pid 4383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4383] setpgid(0, 0) = 0 [pid 4383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4383] write(3, "1000", 4) = 4 [pid 4383] close(3) = 0 [pid 4383] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4383] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4383] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4383] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4383] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4383] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4383] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4383] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4383] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4383] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4383] write(7, "5", 1) = 1 [pid 4383] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4383] exit_group(0) = ? [pid 4383] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4384 attached , child_tidptr=0x555556c775d0) = 4384 [pid 4384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4384] setpgid(0, 0) = 0 [pid 4384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4384] write(3, "1000", 4) = 4 [pid 4384] close(3) = 0 [pid 4384] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4384] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4384] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4384] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4384] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4384] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4384] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4384] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4384] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4384] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4384] write(7, "5", 1) = 1 [pid 4384] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4384] exit_group(0) = ? [pid 4384] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4385 attached , child_tidptr=0x555556c775d0) = 4385 [pid 4385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4385] setpgid(0, 0) = 0 [pid 4385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4385] write(3, "1000", 4) = 4 [pid 4385] close(3) = 0 [pid 4385] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4385] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4385] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4385] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4385] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4385] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4385] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4385] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4385] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4385] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4385] write(7, "5", 1) = 1 [pid 4385] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4385] exit_group(0) = ? [pid 4385] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4386 ./strace-static-x86_64: Process 4386 attached [pid 4386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4386] setpgid(0, 0) = 0 [pid 4386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4386] write(3, "1000", 4) = 4 [pid 4386] close(3) = 0 [pid 4386] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4386] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4386] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4386] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4386] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4386] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4386] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4386] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4386] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4386] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4386] write(7, "5", 1) = 1 [pid 4386] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4386] exit_group(0) = ? [pid 4386] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4387 ./strace-static-x86_64: Process 4387 attached [pid 4387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4387] setpgid(0, 0) = 0 [pid 4387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4387] write(3, "1000", 4) = 4 [pid 4387] close(3) = 0 [pid 4387] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4387] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4387] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4387] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4387] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4387] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4387] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4387] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4387] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4387] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4387] write(7, "5", 1) = 1 [pid 4387] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4387] exit_group(0) = ? [pid 4387] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4388 ./strace-static-x86_64: Process 4388 attached [pid 4388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4388] setpgid(0, 0) = 0 [pid 4388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4388] write(3, "1000", 4) = 4 [pid 4388] close(3) = 0 [pid 4388] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4388] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4388] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4388] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4388] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4388] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4388] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4388] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4388] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4388] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4388] write(7, "5", 1) = 1 [pid 4388] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4388] exit_group(0) = ? [pid 4388] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4388, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4389 ./strace-static-x86_64: Process 4389 attached [pid 4389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4389] setpgid(0, 0) = 0 [pid 4389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4389] write(3, "1000", 4) = 4 [pid 4389] close(3) = 0 [pid 4389] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4389] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4389] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4389] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4389] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4389] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4389] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4389] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4389] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4389] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4389] write(7, "5", 1) = 1 [pid 4389] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4389] exit_group(0) = ? [pid 4389] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4390 ./strace-static-x86_64: Process 4390 attached [pid 4390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4390] setpgid(0, 0) = 0 [pid 4390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4390] write(3, "1000", 4) = 4 [pid 4390] close(3) = 0 [pid 4390] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4390] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4390] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4390] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4390] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4390] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4390] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4390] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4390] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4390] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4390] write(7, "5", 1) = 1 [pid 4390] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4390] exit_group(0) = ? [pid 4390] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4390, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4391 ./strace-static-x86_64: Process 4391 attached [pid 4391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4391] setpgid(0, 0) = 0 [pid 4391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4391] write(3, "1000", 4) = 4 [pid 4391] close(3) = 0 [pid 4391] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4391] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4391] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4391] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4391] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4391] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4391] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4391] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4391] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4391] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4391] write(7, "5", 1) = 1 [pid 4391] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4391] exit_group(0) = ? [pid 4391] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4392 ./strace-static-x86_64: Process 4392 attached [pid 4392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4392] setpgid(0, 0) = 0 [pid 4392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4392] write(3, "1000", 4) = 4 [pid 4392] close(3) = 0 [pid 4392] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4392] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4392] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4392] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4392] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4392] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4392] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4392] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4392] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4392] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4392] write(7, "5", 1) = 1 [pid 4392] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4392] exit_group(0) = ? [pid 4392] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4392, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4393 ./strace-static-x86_64: Process 4393 attached [pid 4393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4393] setpgid(0, 0) = 0 [pid 4393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4393] write(3, "1000", 4) = 4 [pid 4393] close(3) = 0 [pid 4393] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4393] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4393] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4393] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4393] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4393] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4393] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4393] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4393] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4393] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4393] write(7, "5", 1) = 1 [pid 4393] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4393] exit_group(0) = ? [pid 4393] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4394 attached , child_tidptr=0x555556c775d0) = 4394 [pid 4394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4394] setpgid(0, 0) = 0 [pid 4394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4394] write(3, "1000", 4) = 4 [pid 4394] close(3) = 0 [pid 4394] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4394] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4394] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4394] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4394] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4394] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4394] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4394] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4394] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4394] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4394] write(7, "5", 1) = 1 [pid 4394] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4394] exit_group(0) = ? [pid 4394] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4395 ./strace-static-x86_64: Process 4395 attached [pid 4395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4395] setpgid(0, 0) = 0 [pid 4395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4395] write(3, "1000", 4) = 4 [pid 4395] close(3) = 0 [pid 4395] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4395] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4395] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4395] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4395] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4395] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4395] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4395] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4395] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4395] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4395] write(7, "5", 1) = 1 [pid 4395] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4395] exit_group(0) = ? [pid 4395] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4396 ./strace-static-x86_64: Process 4396 attached [pid 4396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4396] setpgid(0, 0) = 0 [pid 4396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4396] write(3, "1000", 4) = 4 [pid 4396] close(3) = 0 [pid 4396] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4396] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4396] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4396] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4396] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4396] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4396] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4396] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4396] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4396] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4396] write(7, "5", 1) = 1 [pid 4396] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4396] exit_group(0) = ? [pid 4396] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4397 ./strace-static-x86_64: Process 4397 attached [pid 4397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4397] setpgid(0, 0) = 0 [pid 4397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4397] write(3, "1000", 4) = 4 [pid 4397] close(3) = 0 [pid 4397] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4397] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4397] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4397] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4397] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4397] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4397] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4397] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4397] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4397] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4397] write(7, "5", 1) = 1 [pid 4397] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4397] exit_group(0) = ? [pid 4397] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4398 ./strace-static-x86_64: Process 4398 attached [pid 4398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4398] setpgid(0, 0) = 0 [pid 4398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4398] write(3, "1000", 4) = 4 [pid 4398] close(3) = 0 [pid 4398] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4398] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4398] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4398] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4398] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4398] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4398] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4398] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4398] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4398] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4398] write(7, "5", 1) = 1 [pid 4398] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4398] exit_group(0) = ? [pid 4398] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4399 attached , child_tidptr=0x555556c775d0) = 4399 [pid 4399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4399] setpgid(0, 0) = 0 [pid 4399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4399] write(3, "1000", 4) = 4 [pid 4399] close(3) = 0 [pid 4399] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4399] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4399] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4399] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4399] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4399] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4399] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4399] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4399] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4399] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4399] write(7, "5", 1) = 1 [pid 4399] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4399] exit_group(0) = ? [pid 4399] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4400 ./strace-static-x86_64: Process 4400 attached [pid 4400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4400] setpgid(0, 0) = 0 [pid 4400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4400] write(3, "1000", 4) = 4 [pid 4400] close(3) = 0 [pid 4400] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4400] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4400] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4400] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4400] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4400] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4400] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4400] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4400] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4400] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4400] write(7, "5", 1) = 1 [pid 4400] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4400] exit_group(0) = ? [pid 4400] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4400, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4401 ./strace-static-x86_64: Process 4401 attached [pid 4401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4401] setpgid(0, 0) = 0 [pid 4401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4401] write(3, "1000", 4) = 4 [pid 4401] close(3) = 0 [pid 4401] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4401] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4401] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4401] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4401] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4401] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4401] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4401] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4401] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4401] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4401] write(7, "5", 1) = 1 [pid 4401] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4401] exit_group(0) = ? [pid 4401] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4401, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4402 ./strace-static-x86_64: Process 4402 attached [pid 4402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4402] setpgid(0, 0) = 0 [pid 4402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4402] write(3, "1000", 4) = 4 [pid 4402] close(3) = 0 [pid 4402] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4402] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4402] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4402] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4402] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4402] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4402] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4402] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4402] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4402] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4402] write(7, "5", 1) = 1 [pid 4402] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4402] exit_group(0) = ? [pid 4402] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4403 ./strace-static-x86_64: Process 4403 attached [pid 4403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4403] setpgid(0, 0) = 0 [pid 4403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4403] write(3, "1000", 4) = 4 [pid 4403] close(3) = 0 [pid 4403] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4403] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4403] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4403] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4403] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4403] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4403] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4403] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4403] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4403] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4403] write(7, "5", 1) = 1 [pid 4403] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4403] exit_group(0) = ? [pid 4403] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4404 attached , child_tidptr=0x555556c775d0) = 4404 [pid 4404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4404] setpgid(0, 0) = 0 [pid 4404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4404] write(3, "1000", 4) = 4 [pid 4404] close(3) = 0 [pid 4404] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4404] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4404] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4404] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4404] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4404] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4404] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4404] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4404] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4404] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4404] write(7, "5", 1) = 1 [pid 4404] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4404] exit_group(0) = ? [pid 4404] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4405 ./strace-static-x86_64: Process 4405 attached [pid 4405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4405] setpgid(0, 0) = 0 [pid 4405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4405] write(3, "1000", 4) = 4 [pid 4405] close(3) = 0 [pid 4405] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4405] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4405] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4405] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4405] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4405] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4405] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4405] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4405] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4405] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4405] write(7, "5", 1) = 1 [pid 4405] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4405] exit_group(0) = ? [pid 4405] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4406 ./strace-static-x86_64: Process 4406 attached [pid 4406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4406] setpgid(0, 0) = 0 [pid 4406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4406] write(3, "1000", 4) = 4 [pid 4406] close(3) = 0 [pid 4406] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4406] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4406] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4406] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4406] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4406] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4406] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4406] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4406] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4406] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4406] write(7, "5", 1) = 1 [pid 4406] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4406] exit_group(0) = ? [pid 4406] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4406, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4407 ./strace-static-x86_64: Process 4407 attached [pid 4407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4407] setpgid(0, 0) = 0 [pid 4407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4407] write(3, "1000", 4) = 4 [pid 4407] close(3) = 0 [pid 4407] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4407] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4407] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4407] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4407] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4407] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4407] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4407] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4407] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4407] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4407] write(7, "5", 1) = 1 [pid 4407] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4407] exit_group(0) = ? [pid 4407] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4408 ./strace-static-x86_64: Process 4408 attached [pid 4408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4408] setpgid(0, 0) = 0 [pid 4408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4408] write(3, "1000", 4) = 4 [pid 4408] close(3) = 0 [pid 4408] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4408] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4408] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4408] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4408] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4408] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4408] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4408] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4408] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4408] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4408] write(7, "5", 1) = 1 [pid 4408] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4408] exit_group(0) = ? [pid 4408] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4408, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4409 attached , child_tidptr=0x555556c775d0) = 4409 [pid 4409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4409] setpgid(0, 0) = 0 [pid 4409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4409] write(3, "1000", 4) = 4 [pid 4409] close(3) = 0 [pid 4409] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4409] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4409] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4409] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4409] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4409] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4409] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4409] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4409] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4409] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4409] write(7, "5", 1) = 1 [pid 4409] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4409] exit_group(0) = ? [pid 4409] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4410 ./strace-static-x86_64: Process 4410 attached [pid 4410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4410] setpgid(0, 0) = 0 [pid 4410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4410] write(3, "1000", 4) = 4 [pid 4410] close(3) = 0 [pid 4410] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4410] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4410] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4410] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4410] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4410] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4410] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4410] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4410] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4410] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4410] write(7, "5", 1) = 1 [pid 4410] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4410] exit_group(0) = ? [pid 4410] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4411 ./strace-static-x86_64: Process 4411 attached [pid 4411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4411] setpgid(0, 0) = 0 [pid 4411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4411] write(3, "1000", 4) = 4 [pid 4411] close(3) = 0 [pid 4411] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4411] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4411] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4411] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4411] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4411] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4411] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4411] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4411] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4411] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4411] write(7, "5", 1) = 1 [pid 4411] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4411] exit_group(0) = ? [pid 4411] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4411, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4412 attached , child_tidptr=0x555556c775d0) = 4412 [pid 4412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4412] setpgid(0, 0) = 0 [pid 4412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4412] write(3, "1000", 4) = 4 [pid 4412] close(3) = 0 [pid 4412] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4412] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4412] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4412] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4412] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4412] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4412] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4412] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4412] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4412] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4412] write(7, "5", 1) = 1 [pid 4412] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4412] exit_group(0) = ? [pid 4412] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4413 attached , child_tidptr=0x555556c775d0) = 4413 [pid 4413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4413] setpgid(0, 0) = 0 [pid 4413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4413] write(3, "1000", 4) = 4 [pid 4413] close(3) = 0 [pid 4413] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4413] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4413] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4413] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4413] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4413] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4413] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4413] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4413] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4413] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4413] write(7, "5", 1) = 1 [pid 4413] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4413] exit_group(0) = ? [pid 4413] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4414 attached , child_tidptr=0x555556c775d0) = 4414 [pid 4414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4414] setpgid(0, 0) = 0 [pid 4414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4414] write(3, "1000", 4) = 4 [pid 4414] close(3) = 0 [pid 4414] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4414] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4414] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4414] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4414] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4414] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4414] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4414] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4414] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4414] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4414] write(7, "5", 1) = 1 [pid 4414] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4414] exit_group(0) = ? [pid 4414] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4415 attached , child_tidptr=0x555556c775d0) = 4415 [pid 4415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4415] setpgid(0, 0) = 0 [pid 4415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4415] write(3, "1000", 4) = 4 [pid 4415] close(3) = 0 [pid 4415] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4415] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4415] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4415] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4415] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4415] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4415] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4415] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4415] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4415] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4415] write(7, "5", 1) = 1 [pid 4415] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4415] exit_group(0) = ? [pid 4415] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4416 ./strace-static-x86_64: Process 4416 attached [pid 4416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4416] setpgid(0, 0) = 0 [pid 4416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4416] write(3, "1000", 4) = 4 [pid 4416] close(3) = 0 [pid 4416] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4416] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4416] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4416] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4416] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4416] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4416] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4416] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4416] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4416] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4416] write(7, "5", 1) = 1 [pid 4416] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4416] exit_group(0) = ? [pid 4416] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4417 ./strace-static-x86_64: Process 4417 attached [pid 4417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4417] setpgid(0, 0) = 0 [pid 4417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4417] write(3, "1000", 4) = 4 [pid 4417] close(3) = 0 [pid 4417] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4417] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4417] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4417] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4417] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4417] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4417] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4417] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4417] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4417] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4417] write(7, "5", 1) = 1 [pid 4417] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4417] exit_group(0) = ? [pid 4417] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4417, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4418 ./strace-static-x86_64: Process 4418 attached [pid 4418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4418] setpgid(0, 0) = 0 [pid 4418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4418] write(3, "1000", 4) = 4 [pid 4418] close(3) = 0 [pid 4418] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4418] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4418] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4418] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4418] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4418] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4418] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4418] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4418] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4418] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4418] write(7, "5", 1) = 1 [pid 4418] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4418] exit_group(0) = ? [pid 4418] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4419 ./strace-static-x86_64: Process 4419 attached [pid 4419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4419] setpgid(0, 0) = 0 [pid 4419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4419] write(3, "1000", 4) = 4 [pid 4419] close(3) = 0 [pid 4419] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4419] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4419] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4419] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4419] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4419] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4419] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4419] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4419] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4419] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4419] write(7, "5", 1) = 1 [pid 4419] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4419] exit_group(0) = ? [pid 4419] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4419, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4420 ./strace-static-x86_64: Process 4420 attached [pid 4420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4420] setpgid(0, 0) = 0 [pid 4420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4420] write(3, "1000", 4) = 4 [pid 4420] close(3) = 0 [pid 4420] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4420] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4420] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4420] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4420] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4420] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4420] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4420] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4420] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4420] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4420] write(7, "5", 1) = 1 [pid 4420] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4420] exit_group(0) = ? [pid 4420] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4420, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4421 ./strace-static-x86_64: Process 4421 attached [pid 4421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4421] setpgid(0, 0) = 0 [pid 4421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4421] write(3, "1000", 4) = 4 [pid 4421] close(3) = 0 [pid 4421] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4421] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4421] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4421] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4421] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4421] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4421] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4421] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4421] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4421] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4421] write(7, "5", 1) = 1 [pid 4421] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4421] exit_group(0) = ? [pid 4421] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4422 attached , child_tidptr=0x555556c775d0) = 4422 [pid 4422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4422] setpgid(0, 0) = 0 [pid 4422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4422] write(3, "1000", 4) = 4 [pid 4422] close(3) = 0 [pid 4422] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4422] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4422] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4422] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4422] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4422] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4422] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4422] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4422] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4422] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4422] write(7, "5", 1) = 1 [pid 4422] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4422] exit_group(0) = ? [pid 4422] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4423 attached , child_tidptr=0x555556c775d0) = 4423 [pid 4423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4423] setpgid(0, 0) = 0 [pid 4423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4423] write(3, "1000", 4) = 4 [pid 4423] close(3) = 0 [pid 4423] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4423] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4423] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4423] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4423] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4423] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4423] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4423] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4423] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4423] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4423] write(7, "5", 1) = 1 [pid 4423] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4423] exit_group(0) = ? [pid 4423] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4424 ./strace-static-x86_64: Process 4424 attached [pid 4424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4424] setpgid(0, 0) = 0 [pid 4424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4424] write(3, "1000", 4) = 4 [pid 4424] close(3) = 0 [pid 4424] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4424] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4424] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4424] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4424] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4424] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4424] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4424] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4424] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4424] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4424] write(7, "5", 1) = 1 [pid 4424] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4424] exit_group(0) = ? [pid 4424] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4425 ./strace-static-x86_64: Process 4425 attached [pid 4425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4425] setpgid(0, 0) = 0 [pid 4425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4425] write(3, "1000", 4) = 4 [pid 4425] close(3) = 0 [pid 4425] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4425] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4425] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4425] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4425] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4425] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4425] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4425] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4425] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4425] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4425] write(7, "5", 1) = 1 [pid 4425] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4425] exit_group(0) = ? [pid 4425] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4426 ./strace-static-x86_64: Process 4426 attached [pid 4426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4426] setpgid(0, 0) = 0 [pid 4426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4426] write(3, "1000", 4) = 4 [pid 4426] close(3) = 0 [pid 4426] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4426] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4426] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4426] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4426] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4426] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4426] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4426] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4426] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4426] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4426] write(7, "5", 1) = 1 [pid 4426] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4426] exit_group(0) = ? [pid 4426] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4426, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4427 ./strace-static-x86_64: Process 4427 attached [pid 4427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4427] setpgid(0, 0) = 0 [pid 4427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4427] write(3, "1000", 4) = 4 [pid 4427] close(3) = 0 [pid 4427] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4427] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4427] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4427] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4427] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4427] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4427] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4427] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4427] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4427] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4427] write(7, "5", 1) = 1 [pid 4427] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4427] exit_group(0) = ? [pid 4427] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4428 ./strace-static-x86_64: Process 4428 attached [pid 4428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4428] setpgid(0, 0) = 0 [pid 4428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4428] write(3, "1000", 4) = 4 [pid 4428] close(3) = 0 [pid 4428] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4428] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4428] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4428] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4428] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4428] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4428] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4428] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4428] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4428] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4428] write(7, "5", 1) = 1 [pid 4428] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4428] exit_group(0) = ? [pid 4428] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4429 attached , child_tidptr=0x555556c775d0) = 4429 [pid 4429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4429] setpgid(0, 0) = 0 [pid 4429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4429] write(3, "1000", 4) = 4 [pid 4429] close(3) = 0 [pid 4429] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4429] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4429] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4429] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4429] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4429] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4429] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4429] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4429] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4429] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4429] write(7, "5", 1) = 1 [pid 4429] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4429] exit_group(0) = ? [pid 4429] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4429, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4430 ./strace-static-x86_64: Process 4430 attached [pid 4430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4430] setpgid(0, 0) = 0 [pid 4430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4430] write(3, "1000", 4) = 4 [pid 4430] close(3) = 0 [pid 4430] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4430] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4430] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4430] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4430] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4430] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4430] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4430] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4430] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4430] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4430] write(7, "5", 1) = 1 [pid 4430] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4430] exit_group(0) = ? [pid 4430] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4431 attached , child_tidptr=0x555556c775d0) = 4431 [pid 4431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4431] setpgid(0, 0) = 0 [pid 4431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4431] write(3, "1000", 4) = 4 [pid 4431] close(3) = 0 [pid 4431] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4431] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4431] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4431] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4431] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4431] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4431] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4431] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4431] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4431] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4431] write(7, "5", 1) = 1 [pid 4431] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4431] exit_group(0) = ? [pid 4431] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4432 ./strace-static-x86_64: Process 4432 attached [pid 4432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4432] setpgid(0, 0) = 0 [pid 4432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4432] write(3, "1000", 4) = 4 [pid 4432] close(3) = 0 [pid 4432] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4432] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4432] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4432] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4432] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4432] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4432] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4432] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4432] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4432] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4432] write(7, "5", 1) = 1 [pid 4432] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4432] exit_group(0) = ? [pid 4432] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4433 attached , child_tidptr=0x555556c775d0) = 4433 [pid 4433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4433] setpgid(0, 0) = 0 [pid 4433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4433] write(3, "1000", 4) = 4 [pid 4433] close(3) = 0 [pid 4433] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4433] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4433] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4433] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4433] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4433] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4433] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4433] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4433] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4433] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4433] write(7, "5", 1) = 1 [pid 4433] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4433] exit_group(0) = ? [pid 4433] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4434 ./strace-static-x86_64: Process 4434 attached [pid 4434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4434] setpgid(0, 0) = 0 [pid 4434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4434] write(3, "1000", 4) = 4 [pid 4434] close(3) = 0 [pid 4434] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4434] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4434] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4434] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4434] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4434] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4434] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4434] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4434] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4434] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4434] write(7, "5", 1) = 1 [pid 4434] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4434] exit_group(0) = ? [pid 4434] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4435 ./strace-static-x86_64: Process 4435 attached [pid 4435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4435] setpgid(0, 0) = 0 [pid 4435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4435] write(3, "1000", 4) = 4 [pid 4435] close(3) = 0 [pid 4435] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4435] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4435] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4435] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4435] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4435] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4435] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4435] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4435] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4435] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4435] write(7, "5", 1) = 1 [pid 4435] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4435] exit_group(0) = ? [pid 4435] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4436 ./strace-static-x86_64: Process 4436 attached [pid 4436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4436] setpgid(0, 0) = 0 [pid 4436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4436] write(3, "1000", 4) = 4 [pid 4436] close(3) = 0 [pid 4436] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4436] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4436] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4436] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4436] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4436] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4436] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4436] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4436] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4436] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4436] write(7, "5", 1) = 1 [pid 4436] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4436] exit_group(0) = ? [pid 4436] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4437 ./strace-static-x86_64: Process 4437 attached [pid 4437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4437] setpgid(0, 0) = 0 [pid 4437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4437] write(3, "1000", 4) = 4 [pid 4437] close(3) = 0 [pid 4437] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4437] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4437] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4437] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4437] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4437] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4437] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4437] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4437] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4437] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4437] write(7, "5", 1) = 1 [pid 4437] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4437] exit_group(0) = ? [pid 4437] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4438 attached , child_tidptr=0x555556c775d0) = 4438 [pid 4438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4438] setpgid(0, 0) = 0 [pid 4438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4438] write(3, "1000", 4) = 4 [pid 4438] close(3) = 0 [pid 4438] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4438] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4438] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4438] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4438] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4438] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4438] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4438] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4438] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4438] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4438] write(7, "5", 1) = 1 [pid 4438] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4438] exit_group(0) = ? [pid 4438] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4439 attached , child_tidptr=0x555556c775d0) = 4439 [pid 4439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4439] setpgid(0, 0) = 0 [pid 4439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4439] write(3, "1000", 4) = 4 [pid 4439] close(3) = 0 [pid 4439] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4439] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4439] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4439] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4439] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4439] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4439] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4439] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4439] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4439] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4439] write(7, "5", 1) = 1 [pid 4439] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4439] exit_group(0) = ? [pid 4439] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4440 ./strace-static-x86_64: Process 4440 attached [pid 4440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4440] setpgid(0, 0) = 0 [pid 4440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4440] write(3, "1000", 4) = 4 [pid 4440] close(3) = 0 [pid 4440] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4440] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4440] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4440] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4440] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4440] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4440] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4440] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4440] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4440] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4440] write(7, "5", 1) = 1 [pid 4440] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4440] exit_group(0) = ? [pid 4440] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4441 ./strace-static-x86_64: Process 4441 attached [pid 4441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4441] setpgid(0, 0) = 0 [pid 4441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4441] write(3, "1000", 4) = 4 [pid 4441] close(3) = 0 [pid 4441] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4441] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4441] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4441] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4441] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4441] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4441] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4441] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4441] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4441] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4441] write(7, "5", 1) = 1 [pid 4441] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4441] exit_group(0) = ? [pid 4441] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4442 ./strace-static-x86_64: Process 4442 attached [pid 4442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4442] setpgid(0, 0) = 0 [pid 4442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4442] write(3, "1000", 4) = 4 [pid 4442] close(3) = 0 [pid 4442] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4442] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4442] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4442] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4442] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4442] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4442] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4442] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4442] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4442] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4442] write(7, "5", 1) = 1 [pid 4442] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4442] exit_group(0) = ? [pid 4442] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4442, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4443 ./strace-static-x86_64: Process 4443 attached [pid 4443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4443] setpgid(0, 0) = 0 [pid 4443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4443] write(3, "1000", 4) = 4 [pid 4443] close(3) = 0 [pid 4443] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4443] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4443] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4443] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4443] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4443] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4443] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4443] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4443] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4443] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4443] write(7, "5", 1) = 1 [pid 4443] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4443] exit_group(0) = ? [pid 4443] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4443, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4444 ./strace-static-x86_64: Process 4444 attached [pid 4444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4444] setpgid(0, 0) = 0 [pid 4444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4444] write(3, "1000", 4) = 4 [pid 4444] close(3) = 0 [pid 4444] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4444] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4444] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4444] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4444] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4444] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4444] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4444] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4444] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4444] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4444] write(7, "5", 1) = 1 [pid 4444] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4444] exit_group(0) = ? [pid 4444] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4444, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4445 ./strace-static-x86_64: Process 4445 attached [pid 4445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4445] setpgid(0, 0) = 0 [pid 4445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4445] write(3, "1000", 4) = 4 [pid 4445] close(3) = 0 [pid 4445] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4445] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4445] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4445] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4445] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4445] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4445] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4445] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4445] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4445] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4445] write(7, "5", 1) = 1 [pid 4445] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4445] exit_group(0) = ? [pid 4445] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4446 attached , child_tidptr=0x555556c775d0) = 4446 [pid 4446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4446] setpgid(0, 0) = 0 [pid 4446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4446] write(3, "1000", 4) = 4 [pid 4446] close(3) = 0 [pid 4446] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4446] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4446] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4446] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4446] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4446] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4446] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4446] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4446] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4446] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4446] write(7, "5", 1) = 1 [pid 4446] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4446] exit_group(0) = ? [pid 4446] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4447 attached , child_tidptr=0x555556c775d0) = 4447 [pid 4447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4447] setpgid(0, 0) = 0 [pid 4447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4447] write(3, "1000", 4) = 4 [pid 4447] close(3) = 0 [pid 4447] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4447] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4447] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4447] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4447] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4447] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4447] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4447] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4447] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4447] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4447] write(7, "5", 1) = 1 [pid 4447] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4447] exit_group(0) = ? [pid 4447] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4447, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4448 attached , child_tidptr=0x555556c775d0) = 4448 [pid 4448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4448] setpgid(0, 0) = 0 [pid 4448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4448] write(3, "1000", 4) = 4 [pid 4448] close(3) = 0 [pid 4448] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4448] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4448] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4448] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4448] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4448] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4448] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4448] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4448] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4448] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4448] write(7, "5", 1) = 1 [pid 4448] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4448] exit_group(0) = ? [pid 4448] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4449 ./strace-static-x86_64: Process 4449 attached [pid 4449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4449] setpgid(0, 0) = 0 [pid 4449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4449] write(3, "1000", 4) = 4 [pid 4449] close(3) = 0 [pid 4449] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4449] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4449] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4449] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4449] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4449] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4449] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4449] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4449] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4449] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4449] write(7, "5", 1) = 1 [pid 4449] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4449] exit_group(0) = ? [pid 4449] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4450 attached , child_tidptr=0x555556c775d0) = 4450 [pid 4450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4450] setpgid(0, 0) = 0 [pid 4450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4450] write(3, "1000", 4) = 4 [pid 4450] close(3) = 0 [pid 4450] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4450] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4450] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4450] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4450] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4450] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4450] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4450] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4450] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4450] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4450] write(7, "5", 1) = 1 [pid 4450] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4450] exit_group(0) = ? [pid 4450] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4451 ./strace-static-x86_64: Process 4451 attached [pid 4451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4451] setpgid(0, 0) = 0 [pid 4451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4451] write(3, "1000", 4) = 4 [pid 4451] close(3) = 0 [pid 4451] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4451] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4451] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4451] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4451] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4451] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4451] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4451] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4451] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4451] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4451] write(7, "5", 1) = 1 [pid 4451] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4451] exit_group(0) = ? [pid 4451] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4452 attached , child_tidptr=0x555556c775d0) = 4452 [pid 4452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4452] setpgid(0, 0) = 0 [pid 4452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4452] write(3, "1000", 4) = 4 [pid 4452] close(3) = 0 [pid 4452] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4452] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4452] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4452] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4452] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4452] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4452] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4452] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4452] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4452] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4452] write(7, "5", 1) = 1 [pid 4452] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4452] exit_group(0) = ? [pid 4452] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4453 ./strace-static-x86_64: Process 4453 attached [pid 4453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4453] setpgid(0, 0) = 0 [pid 4453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4453] write(3, "1000", 4) = 4 [pid 4453] close(3) = 0 [pid 4453] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4453] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4453] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4453] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4453] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4453] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4453] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4453] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4453] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4453] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4453] write(7, "5", 1) = 1 [pid 4453] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4453] exit_group(0) = ? [pid 4453] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4453, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4454 ./strace-static-x86_64: Process 4454 attached [pid 4454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4454] setpgid(0, 0) = 0 [pid 4454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4454] write(3, "1000", 4) = 4 [pid 4454] close(3) = 0 [pid 4454] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4454] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4454] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4454] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4454] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4454] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4454] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4454] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4454] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4454] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4454] write(7, "5", 1) = 1 [pid 4454] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4454] exit_group(0) = ? [pid 4454] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4455 ./strace-static-x86_64: Process 4455 attached [pid 4455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4455] setpgid(0, 0) = 0 [pid 4455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4455] write(3, "1000", 4) = 4 [pid 4455] close(3) = 0 [pid 4455] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4455] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4455] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4455] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4455] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4455] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4455] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4455] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4455] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4455] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4455] write(7, "5", 1) = 1 [pid 4455] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4455] exit_group(0) = ? [pid 4455] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4456 ./strace-static-x86_64: Process 4456 attached [pid 4456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4456] setpgid(0, 0) = 0 [pid 4456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4456] write(3, "1000", 4) = 4 [pid 4456] close(3) = 0 [pid 4456] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4456] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4456] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4456] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4456] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4456] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4456] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4456] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4456] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4456] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4456] write(7, "5", 1) = 1 [pid 4456] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4456] exit_group(0) = ? [pid 4456] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4457 ./strace-static-x86_64: Process 4457 attached [pid 4457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4457] setpgid(0, 0) = 0 [pid 4457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4457] write(3, "1000", 4) = 4 [pid 4457] close(3) = 0 [pid 4457] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4457] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4457] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4457] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4457] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4457] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4457] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4457] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4457] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4457] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4457] write(7, "5", 1) = 1 [pid 4457] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4457] exit_group(0) = ? [pid 4457] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4458 ./strace-static-x86_64: Process 4458 attached [pid 4458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4458] setpgid(0, 0) = 0 [pid 4458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4458] write(3, "1000", 4) = 4 [pid 4458] close(3) = 0 [pid 4458] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4458] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4458] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4458] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4458] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4458] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4458] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4458] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4458] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4458] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4458] write(7, "5", 1) = 1 [pid 4458] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4458] exit_group(0) = ? [pid 4458] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4458, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4459 ./strace-static-x86_64: Process 4459 attached [pid 4459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4459] setpgid(0, 0) = 0 [pid 4459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4459] write(3, "1000", 4) = 4 [pid 4459] close(3) = 0 [pid 4459] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4459] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4459] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4459] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4459] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4459] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4459] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4459] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4459] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4459] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4459] write(7, "5", 1) = 1 [pid 4459] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4459] exit_group(0) = ? [pid 4459] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4460 ./strace-static-x86_64: Process 4460 attached [pid 4460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4460] setpgid(0, 0) = 0 [pid 4460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4460] write(3, "1000", 4) = 4 [pid 4460] close(3) = 0 [pid 4460] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4460] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4460] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4460] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4460] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4460] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4460] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4460] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4460] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4460] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4460] write(7, "5", 1) = 1 [pid 4460] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4460] exit_group(0) = ? [pid 4460] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4461 ./strace-static-x86_64: Process 4461 attached [pid 4461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4461] setpgid(0, 0) = 0 [pid 4461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4461] write(3, "1000", 4) = 4 [pid 4461] close(3) = 0 [pid 4461] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4461] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4461] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4461] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4461] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4461] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4461] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4461] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4461] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4461] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4461] write(7, "5", 1) = 1 [pid 4461] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4461] exit_group(0) = ? [pid 4461] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4461, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4462 attached , child_tidptr=0x555556c775d0) = 4462 [pid 4462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4462] setpgid(0, 0) = 0 [pid 4462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4462] write(3, "1000", 4) = 4 [pid 4462] close(3) = 0 [pid 4462] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4462] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4462] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4462] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4462] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4462] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4462] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4462] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4462] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4462] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4462] write(7, "5", 1) = 1 [pid 4462] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4462] exit_group(0) = ? [pid 4462] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4463 ./strace-static-x86_64: Process 4463 attached [pid 4463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4463] setpgid(0, 0) = 0 [pid 4463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4463] write(3, "1000", 4) = 4 [pid 4463] close(3) = 0 [pid 4463] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4463] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4463] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4463] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4463] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4463] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4463] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4463] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4463] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4463] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4463] write(7, "5", 1) = 1 [pid 4463] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4463] exit_group(0) = ? [pid 4463] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4464 attached , child_tidptr=0x555556c775d0) = 4464 [pid 4464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4464] setpgid(0, 0) = 0 [pid 4464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4464] write(3, "1000", 4) = 4 [pid 4464] close(3) = 0 [pid 4464] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4464] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4464] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4464] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4464] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4464] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4464] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4464] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4464] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4464] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4464] write(7, "5", 1) = 1 [pid 4464] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4464] exit_group(0) = ? [pid 4464] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4465 ./strace-static-x86_64: Process 4465 attached [pid 4465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4465] setpgid(0, 0) = 0 [pid 4465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4465] write(3, "1000", 4) = 4 [pid 4465] close(3) = 0 [pid 4465] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4465] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4465] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4465] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4465] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4465] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4465] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4465] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4465] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4465] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4465] write(7, "5", 1) = 1 [pid 4465] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4465] exit_group(0) = ? [pid 4465] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4466 ./strace-static-x86_64: Process 4466 attached [pid 4466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4466] setpgid(0, 0) = 0 [pid 4466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4466] write(3, "1000", 4) = 4 [pid 4466] close(3) = 0 [pid 4466] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4466] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4466] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4466] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4466] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4466] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4466] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4466] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4466] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4466] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4466] write(7, "5", 1) = 1 [pid 4466] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4466] exit_group(0) = ? [pid 4466] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4467 ./strace-static-x86_64: Process 4467 attached [pid 4467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4467] setpgid(0, 0) = 0 [pid 4467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4467] write(3, "1000", 4) = 4 [pid 4467] close(3) = 0 [pid 4467] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4467] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4467] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4467] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4467] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4467] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4467] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4467] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4467] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4467] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4467] write(7, "5", 1) = 1 [pid 4467] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4467] exit_group(0) = ? [pid 4467] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4468 ./strace-static-x86_64: Process 4468 attached [pid 4468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4468] setpgid(0, 0) = 0 [pid 4468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4468] write(3, "1000", 4) = 4 [pid 4468] close(3) = 0 [pid 4468] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4468] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4468] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4468] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4468] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4468] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4468] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4468] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4468] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4468] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4468] write(7, "5", 1) = 1 [pid 4468] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4468] exit_group(0) = ? [pid 4468] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4469 attached , child_tidptr=0x555556c775d0) = 4469 [pid 4469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4469] setpgid(0, 0) = 0 [pid 4469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4469] write(3, "1000", 4) = 4 [pid 4469] close(3) = 0 [pid 4469] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4469] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4469] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4469] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4469] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4469] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4469] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4469] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4469] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4469] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4469] write(7, "5", 1) = 1 [pid 4469] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4469] exit_group(0) = ? [pid 4469] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4470 ./strace-static-x86_64: Process 4470 attached [pid 4470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4470] setpgid(0, 0) = 0 [pid 4470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4470] write(3, "1000", 4) = 4 [pid 4470] close(3) = 0 [pid 4470] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4470] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4470] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4470] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4470] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4470] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4470] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4470] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4470] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4470] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4470] write(7, "5", 1) = 1 [pid 4470] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4470] exit_group(0) = ? [pid 4470] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4471 ./strace-static-x86_64: Process 4471 attached [pid 4471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4471] setpgid(0, 0) = 0 [pid 4471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4471] write(3, "1000", 4) = 4 [pid 4471] close(3) = 0 [pid 4471] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4471] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4471] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4471] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4471] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4471] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4471] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4471] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4471] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4471] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4471] write(7, "5", 1) = 1 [pid 4471] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4471] exit_group(0) = ? [pid 4471] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4472 ./strace-static-x86_64: Process 4472 attached [pid 4472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4472] setpgid(0, 0) = 0 [pid 4472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4472] write(3, "1000", 4) = 4 [pid 4472] close(3) = 0 [pid 4472] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4472] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4472] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4472] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4472] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4472] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4472] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4472] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4472] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4472] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4472] write(7, "5", 1) = 1 [pid 4472] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4472] exit_group(0) = ? [pid 4472] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4473 ./strace-static-x86_64: Process 4473 attached [pid 4473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4473] setpgid(0, 0) = 0 [pid 4473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4473] write(3, "1000", 4) = 4 [pid 4473] close(3) = 0 [pid 4473] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4473] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4473] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4473] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4473] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4473] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4473] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4473] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4473] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4473] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4473] write(7, "5", 1) = 1 [pid 4473] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4473] exit_group(0) = ? [pid 4473] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4474 attached , child_tidptr=0x555556c775d0) = 4474 [pid 4474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4474] setpgid(0, 0) = 0 [pid 4474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4474] write(3, "1000", 4) = 4 [pid 4474] close(3) = 0 [pid 4474] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4474] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4474] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4474] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4474] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4474] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4474] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4474] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4474] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4474] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4474] write(7, "5", 1) = 1 [pid 4474] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4474] exit_group(0) = ? [pid 4474] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4475 ./strace-static-x86_64: Process 4475 attached [pid 4475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4475] setpgid(0, 0) = 0 [pid 4475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4475] write(3, "1000", 4) = 4 [pid 4475] close(3) = 0 [pid 4475] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4475] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4475] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4475] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4475] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4475] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4475] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4475] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4475] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4475] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4475] write(7, "5", 1) = 1 [pid 4475] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4475] exit_group(0) = ? [pid 4475] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4476 ./strace-static-x86_64: Process 4476 attached [pid 4476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4476] setpgid(0, 0) = 0 [pid 4476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4476] write(3, "1000", 4) = 4 [pid 4476] close(3) = 0 [pid 4476] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4476] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4476] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4476] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4476] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4476] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4476] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4476] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4476] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4476] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4476] write(7, "5", 1) = 1 [pid 4476] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4476] exit_group(0) = ? [pid 4476] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4477 ./strace-static-x86_64: Process 4477 attached [pid 4477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4477] setpgid(0, 0) = 0 [pid 4477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4477] write(3, "1000", 4) = 4 [pid 4477] close(3) = 0 [pid 4477] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4477] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4477] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4477] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4477] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4477] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4477] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4477] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4477] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4477] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4477] write(7, "5", 1) = 1 [pid 4477] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4477] exit_group(0) = ? [pid 4477] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4478 ./strace-static-x86_64: Process 4478 attached [pid 4478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4478] setpgid(0, 0) = 0 [pid 4478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4478] write(3, "1000", 4) = 4 [pid 4478] close(3) = 0 [pid 4478] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4478] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4478] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4478] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4478] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4478] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4478] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4478] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4478] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4478] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4478] write(7, "5", 1) = 1 [pid 4478] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4478] exit_group(0) = ? [pid 4478] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4479 attached , child_tidptr=0x555556c775d0) = 4479 [pid 4479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4479] setpgid(0, 0) = 0 [pid 4479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4479] write(3, "1000", 4) = 4 [pid 4479] close(3) = 0 [pid 4479] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4479] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4479] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4479] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4479] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4479] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4479] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4479] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4479] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4479] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4479] write(7, "5", 1) = 1 [pid 4479] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4479] exit_group(0) = ? [pid 4479] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4480 ./strace-static-x86_64: Process 4480 attached [pid 4480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4480] setpgid(0, 0) = 0 [pid 4480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4480] write(3, "1000", 4) = 4 [pid 4480] close(3) = 0 [pid 4480] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4480] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4480] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4480] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4480] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4480] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4480] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4480] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4480] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4480] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4480] write(7, "5", 1) = 1 [pid 4480] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4480] exit_group(0) = ? [pid 4480] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4481 ./strace-static-x86_64: Process 4481 attached [pid 4481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4481] setpgid(0, 0) = 0 [pid 4481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4481] write(3, "1000", 4) = 4 [pid 4481] close(3) = 0 [pid 4481] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4481] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4481] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4481] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4481] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4481] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4481] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4481] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4481] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4481] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4481] write(7, "5", 1) = 1 [pid 4481] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4481] exit_group(0) = ? [pid 4481] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4482 ./strace-static-x86_64: Process 4482 attached [pid 4482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4482] setpgid(0, 0) = 0 [pid 4482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4482] write(3, "1000", 4) = 4 [pid 4482] close(3) = 0 [pid 4482] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4482] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4482] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4482] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4482] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4482] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4482] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4482] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4482] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4482] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4482] write(7, "5", 1) = 1 [pid 4482] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4482] exit_group(0) = ? [pid 4482] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4483 attached , child_tidptr=0x555556c775d0) = 4483 [pid 4483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4483] setpgid(0, 0) = 0 [pid 4483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4483] write(3, "1000", 4) = 4 [pid 4483] close(3) = 0 [pid 4483] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4483] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4483] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4483] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4483] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4483] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4483] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4483] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4483] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4483] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4483] write(7, "5", 1) = 1 [pid 4483] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4483] exit_group(0) = ? [pid 4483] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4484 ./strace-static-x86_64: Process 4484 attached [pid 4484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4484] setpgid(0, 0) = 0 [pid 4484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4484] write(3, "1000", 4) = 4 [pid 4484] close(3) = 0 [pid 4484] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4484] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4484] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4484] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4484] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4484] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4484] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4484] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4484] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4484] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4484] write(7, "5", 1) = 1 [pid 4484] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4484] exit_group(0) = ? [pid 4484] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4485 attached , child_tidptr=0x555556c775d0) = 4485 [pid 4485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4485] setpgid(0, 0) = 0 [pid 4485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4485] write(3, "1000", 4) = 4 [pid 4485] close(3) = 0 [pid 4485] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4485] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4485] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4485] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4485] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4485] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4485] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4485] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4485] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4485] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4485] write(7, "5", 1) = 1 [pid 4485] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4485] exit_group(0) = ? [pid 4485] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4486 ./strace-static-x86_64: Process 4486 attached [pid 4486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4486] setpgid(0, 0) = 0 [pid 4486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4486] write(3, "1000", 4) = 4 [pid 4486] close(3) = 0 [pid 4486] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4486] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4486] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4486] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4486] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4486] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4486] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4486] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4486] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4486] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4486] write(7, "5", 1) = 1 [pid 4486] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4486] exit_group(0) = ? [pid 4486] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4487 ./strace-static-x86_64: Process 4487 attached [pid 4487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4487] setpgid(0, 0) = 0 [pid 4487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4487] write(3, "1000", 4) = 4 [pid 4487] close(3) = 0 [pid 4487] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4487] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4487] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4487] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4487] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4487] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4487] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4487] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4487] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4487] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4487] write(7, "5", 1) = 1 [pid 4487] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4487] exit_group(0) = ? [pid 4487] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4487, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4488 ./strace-static-x86_64: Process 4488 attached [pid 4488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4488] setpgid(0, 0) = 0 [pid 4488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4488] write(3, "1000", 4) = 4 [pid 4488] close(3) = 0 [pid 4488] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4488] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4488] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4488] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4488] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4488] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4488] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4488] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4488] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4488] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4488] write(7, "5", 1) = 1 [pid 4488] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4488] exit_group(0) = ? [pid 4488] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4489 ./strace-static-x86_64: Process 4489 attached [pid 4489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4489] setpgid(0, 0) = 0 [pid 4489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4489] write(3, "1000", 4) = 4 [pid 4489] close(3) = 0 [pid 4489] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4489] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4489] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4489] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4489] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4489] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4489] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4489] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4489] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4489] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4489] write(7, "5", 1) = 1 [pid 4489] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4489] exit_group(0) = ? [pid 4489] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4489, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4490 ./strace-static-x86_64: Process 4490 attached [pid 4490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4490] setpgid(0, 0) = 0 [pid 4490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4490] write(3, "1000", 4) = 4 [pid 4490] close(3) = 0 [pid 4490] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4490] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4490] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4490] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4490] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4490] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4490] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4490] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4490] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4490] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4490] write(7, "5", 1) = 1 [pid 4490] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4490] exit_group(0) = ? [pid 4490] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4490, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4491 attached , child_tidptr=0x555556c775d0) = 4491 [pid 4491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4491] setpgid(0, 0) = 0 [pid 4491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4491] write(3, "1000", 4) = 4 [pid 4491] close(3) = 0 [pid 4491] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4491] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4491] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4491] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4491] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4491] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4491] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4491] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4491] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4491] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4491] write(7, "5", 1) = 1 [pid 4491] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4491] exit_group(0) = ? [pid 4491] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4492 attached , child_tidptr=0x555556c775d0) = 4492 [pid 4492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4492] setpgid(0, 0) = 0 [pid 4492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4492] write(3, "1000", 4) = 4 [pid 4492] close(3) = 0 [pid 4492] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4492] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4492] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4492] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4492] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4492] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4492] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4492] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4492] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4492] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4492] write(7, "5", 1) = 1 [pid 4492] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4492] exit_group(0) = ? [pid 4492] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4493 attached , child_tidptr=0x555556c775d0) = 4493 [pid 4493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4493] setpgid(0, 0) = 0 [pid 4493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4493] write(3, "1000", 4) = 4 [pid 4493] close(3) = 0 [pid 4493] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4493] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4493] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4493] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4493] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4493] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4493] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4493] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4493] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4493] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4493] write(7, "5", 1) = 1 [pid 4493] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4493] exit_group(0) = ? [pid 4493] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4494 attached , child_tidptr=0x555556c775d0) = 4494 [pid 4494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4494] setpgid(0, 0) = 0 [pid 4494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4494] write(3, "1000", 4) = 4 [pid 4494] close(3) = 0 [pid 4494] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4494] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4494] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4494] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4494] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4494] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4494] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4494] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4494] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4494] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4494] write(7, "5", 1) = 1 [pid 4494] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4494] exit_group(0) = ? [pid 4494] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4495 attached , child_tidptr=0x555556c775d0) = 4495 [pid 4495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4495] setpgid(0, 0) = 0 [pid 4495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4495] write(3, "1000", 4) = 4 [pid 4495] close(3) = 0 [pid 4495] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4495] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4495] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4495] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4495] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4495] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4495] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4495] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4495] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4495] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4495] write(7, "5", 1) = 1 [pid 4495] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4495] exit_group(0) = ? [pid 4495] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4496 ./strace-static-x86_64: Process 4496 attached [pid 4496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4496] setpgid(0, 0) = 0 [pid 4496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4496] write(3, "1000", 4) = 4 [pid 4496] close(3) = 0 [pid 4496] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4496] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4496] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4496] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4496] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4496] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4496] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4496] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4496] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4496] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4496] write(7, "5", 1) = 1 [pid 4496] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4496] exit_group(0) = ? [pid 4496] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4497 ./strace-static-x86_64: Process 4497 attached [pid 4497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4497] setpgid(0, 0) = 0 [pid 4497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4497] write(3, "1000", 4) = 4 [pid 4497] close(3) = 0 [pid 4497] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4497] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4497] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4497] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4497] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4497] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4497] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4497] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4497] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4497] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4497] write(7, "5", 1) = 1 [pid 4497] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4497] exit_group(0) = ? [pid 4497] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4497, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4498 attached , child_tidptr=0x555556c775d0) = 4498 [pid 4498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4498] setpgid(0, 0) = 0 [pid 4498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4498] write(3, "1000", 4) = 4 [pid 4498] close(3) = 0 [pid 4498] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4498] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4498] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4498] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4498] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4498] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4498] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4498] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4498] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4498] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4498] write(7, "5", 1) = 1 [pid 4498] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4498] exit_group(0) = ? [pid 4498] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4499 ./strace-static-x86_64: Process 4499 attached [pid 4499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4499] setpgid(0, 0) = 0 [pid 4499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4499] write(3, "1000", 4) = 4 [pid 4499] close(3) = 0 [pid 4499] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4499] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4499] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4499] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4499] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4499] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4499] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4499] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4499] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4499] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4499] write(7, "5", 1) = 1 [pid 4499] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4499] exit_group(0) = ? [pid 4499] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4500 ./strace-static-x86_64: Process 4500 attached [pid 4500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4500] setpgid(0, 0) = 0 [pid 4500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4500] write(3, "1000", 4) = 4 [pid 4500] close(3) = 0 [pid 4500] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4500] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4500] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4500] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4500] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4500] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4500] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4500] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4500] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4500] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4500] write(7, "5", 1) = 1 [pid 4500] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4500] exit_group(0) = ? [pid 4500] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4501 attached , child_tidptr=0x555556c775d0) = 4501 [pid 4501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4501] setpgid(0, 0) = 0 [pid 4501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4501] write(3, "1000", 4) = 4 [pid 4501] close(3) = 0 [pid 4501] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4501] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4501] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4501] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4501] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4501] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4501] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4501] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4501] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4501] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4501] write(7, "5", 1) = 1 [pid 4501] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4501] exit_group(0) = ? [pid 4501] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4502 ./strace-static-x86_64: Process 4502 attached [pid 4502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4502] setpgid(0, 0) = 0 [pid 4502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4502] write(3, "1000", 4) = 4 [pid 4502] close(3) = 0 [pid 4502] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4502] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4502] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4502] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4502] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4502] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4502] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4502] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4502] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4502] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4502] write(7, "5", 1) = 1 [pid 4502] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4502] exit_group(0) = ? [pid 4502] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4503 ./strace-static-x86_64: Process 4503 attached [pid 4503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4503] setpgid(0, 0) = 0 [pid 4503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4503] write(3, "1000", 4) = 4 [pid 4503] close(3) = 0 [pid 4503] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4503] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4503] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4503] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4503] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4503] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4503] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4503] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4503] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4503] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4503] write(7, "5", 1) = 1 [pid 4503] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4503] exit_group(0) = ? [pid 4503] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4503, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4504 attached , child_tidptr=0x555556c775d0) = 4504 [pid 4504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4504] setpgid(0, 0) = 0 [pid 4504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4504] write(3, "1000", 4) = 4 [pid 4504] close(3) = 0 [pid 4504] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4504] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4504] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4504] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4504] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4504] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4504] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4504] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4504] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4504] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4504] write(7, "5", 1) = 1 [pid 4504] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4504] exit_group(0) = ? [pid 4504] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4505 attached , child_tidptr=0x555556c775d0) = 4505 [pid 4505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4505] setpgid(0, 0) = 0 [pid 4505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4505] write(3, "1000", 4) = 4 [pid 4505] close(3) = 0 [pid 4505] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4505] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4505] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4505] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4505] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4505] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4505] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4505] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4505] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4505] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4505] write(7, "5", 1) = 1 [pid 4505] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4505] exit_group(0) = ? [pid 4505] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4506 attached , child_tidptr=0x555556c775d0) = 4506 [pid 4506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4506] setpgid(0, 0) = 0 [pid 4506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4506] write(3, "1000", 4) = 4 [pid 4506] close(3) = 0 [pid 4506] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4506] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4506] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4506] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4506] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4506] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4506] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4506] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4506] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4506] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4506] write(7, "5", 1) = 1 [pid 4506] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4506] exit_group(0) = ? [pid 4506] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4507 ./strace-static-x86_64: Process 4507 attached [pid 4507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4507] setpgid(0, 0) = 0 [pid 4507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4507] write(3, "1000", 4) = 4 [pid 4507] close(3) = 0 [pid 4507] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4507] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4507] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4507] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4507] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4507] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4507] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4507] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4507] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4507] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4507] write(7, "5", 1) = 1 [pid 4507] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4507] exit_group(0) = ? [pid 4507] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4507, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4508 ./strace-static-x86_64: Process 4508 attached [pid 4508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4508] setpgid(0, 0) = 0 [pid 4508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4508] write(3, "1000", 4) = 4 [pid 4508] close(3) = 0 [pid 4508] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4508] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4508] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4508] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4508] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4508] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4508] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4508] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4508] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4508] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4508] write(7, "5", 1) = 1 [pid 4508] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4508] exit_group(0) = ? [pid 4508] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4509 ./strace-static-x86_64: Process 4509 attached [pid 4509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4509] setpgid(0, 0) = 0 [pid 4509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4509] write(3, "1000", 4) = 4 [pid 4509] close(3) = 0 [pid 4509] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4509] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4509] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4509] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4509] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4509] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4509] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4509] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4509] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4509] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4509] write(7, "5", 1) = 1 [pid 4509] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4509] exit_group(0) = ? [pid 4509] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4510 ./strace-static-x86_64: Process 4510 attached [pid 4510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4510] setpgid(0, 0) = 0 [pid 4510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4510] write(3, "1000", 4) = 4 [pid 4510] close(3) = 0 [pid 4510] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4510] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4510] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4510] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4510] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4510] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4510] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4510] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4510] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4510] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4510] write(7, "5", 1) = 1 [pid 4510] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4510] exit_group(0) = ? [pid 4510] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4511 ./strace-static-x86_64: Process 4511 attached [pid 4511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4511] setpgid(0, 0) = 0 [pid 4511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4511] write(3, "1000", 4) = 4 [pid 4511] close(3) = 0 [pid 4511] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4511] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4511] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4511] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4511] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4511] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4511] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4511] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4511] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4511] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4511] write(7, "5", 1) = 1 [pid 4511] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4511] exit_group(0) = ? [pid 4511] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4512 attached , child_tidptr=0x555556c775d0) = 4512 [pid 4512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4512] setpgid(0, 0) = 0 [pid 4512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4512] write(3, "1000", 4) = 4 [pid 4512] close(3) = 0 [pid 4512] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4512] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4512] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4512] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4512] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4512] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4512] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4512] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4512] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4512] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4512] write(7, "5", 1) = 1 [pid 4512] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4512] exit_group(0) = ? [pid 4512] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4513 ./strace-static-x86_64: Process 4513 attached [pid 4513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4513] setpgid(0, 0) = 0 [pid 4513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4513] write(3, "1000", 4) = 4 [pid 4513] close(3) = 0 [pid 4513] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4513] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4513] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4513] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4513] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4513] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4513] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4513] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4513] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4513] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4513] write(7, "5", 1) = 1 [pid 4513] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4513] exit_group(0) = ? [pid 4513] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4514 ./strace-static-x86_64: Process 4514 attached [pid 4514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4514] setpgid(0, 0) = 0 [pid 4514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4514] write(3, "1000", 4) = 4 [pid 4514] close(3) = 0 [pid 4514] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4514] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4514] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4514] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4514] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4514] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4514] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4514] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4514] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4514] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4514] write(7, "5", 1) = 1 [pid 4514] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4514] exit_group(0) = ? [pid 4514] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4515 ./strace-static-x86_64: Process 4515 attached [pid 4515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4515] setpgid(0, 0) = 0 [pid 4515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4515] write(3, "1000", 4) = 4 [pid 4515] close(3) = 0 [pid 4515] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4515] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4515] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4515] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4515] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4515] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4515] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4515] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4515] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4515] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4515] write(7, "5", 1) = 1 [pid 4515] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4515] exit_group(0) = ? [pid 4515] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4515, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4516 attached , child_tidptr=0x555556c775d0) = 4516 [pid 4516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4516] setpgid(0, 0) = 0 [pid 4516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4516] write(3, "1000", 4) = 4 [pid 4516] close(3) = 0 [pid 4516] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4516] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4516] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4516] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4516] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4516] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4516] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4516] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4516] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4516] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4516] write(7, "5", 1) = 1 [pid 4516] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4516] exit_group(0) = ? [pid 4516] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4517 ./strace-static-x86_64: Process 4517 attached [pid 4517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4517] setpgid(0, 0) = 0 [pid 4517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4517] write(3, "1000", 4) = 4 [pid 4517] close(3) = 0 [pid 4517] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4517] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4517] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4517] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4517] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4517] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4517] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4517] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4517] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4517] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4517] write(7, "5", 1) = 1 [pid 4517] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4517] exit_group(0) = ? [pid 4517] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4518 ./strace-static-x86_64: Process 4518 attached [pid 4518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4518] setpgid(0, 0) = 0 [pid 4518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4518] write(3, "1000", 4) = 4 [pid 4518] close(3) = 0 [pid 4518] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4518] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4518] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4518] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4518] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4518] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4518] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4518] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4518] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4518] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4518] write(7, "5", 1) = 1 [pid 4518] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4518] exit_group(0) = ? [pid 4518] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4518, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4519 ./strace-static-x86_64: Process 4519 attached [pid 4519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4519] setpgid(0, 0) = 0 [pid 4519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4519] write(3, "1000", 4) = 4 [pid 4519] close(3) = 0 [pid 4519] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4519] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4519] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4519] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4519] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4519] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4519] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4519] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4519] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4519] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4519] write(7, "5", 1) = 1 [pid 4519] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4519] exit_group(0) = ? [pid 4519] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4520 ./strace-static-x86_64: Process 4520 attached [pid 4520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4520] setpgid(0, 0) = 0 [pid 4520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4520] write(3, "1000", 4) = 4 [pid 4520] close(3) = 0 [pid 4520] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4520] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4520] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4520] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4520] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4520] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4520] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4520] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4520] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4520] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4520] write(7, "5", 1) = 1 [pid 4520] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4520] exit_group(0) = ? [pid 4520] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4521 attached , child_tidptr=0x555556c775d0) = 4521 [pid 4521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4521] setpgid(0, 0) = 0 [pid 4521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4521] write(3, "1000", 4) = 4 [pid 4521] close(3) = 0 [pid 4521] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4521] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4521] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4521] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4521] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4521] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4521] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4521] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4521] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4521] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4521] write(7, "5", 1) = 1 [pid 4521] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4521] exit_group(0) = ? [pid 4521] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4522 attached , child_tidptr=0x555556c775d0) = 4522 [pid 4522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4522] setpgid(0, 0) = 0 [pid 4522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4522] write(3, "1000", 4) = 4 [pid 4522] close(3) = 0 [pid 4522] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4522] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4522] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4522] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4522] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4522] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4522] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4522] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4522] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4522] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4522] write(7, "5", 1) = 1 [pid 4522] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4522] exit_group(0) = ? [pid 4522] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4523 ./strace-static-x86_64: Process 4523 attached [pid 4523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4523] setpgid(0, 0) = 0 [pid 4523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4523] write(3, "1000", 4) = 4 [pid 4523] close(3) = 0 [pid 4523] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4523] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4523] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4523] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4523] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4523] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4523] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4523] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4523] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4523] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4523] write(7, "5", 1) = 1 [pid 4523] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4523] exit_group(0) = ? [pid 4523] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4524 ./strace-static-x86_64: Process 4524 attached [pid 4524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4524] setpgid(0, 0) = 0 [pid 4524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4524] write(3, "1000", 4) = 4 [pid 4524] close(3) = 0 [pid 4524] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4524] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4524] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4524] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4524] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4524] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4524] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4524] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4524] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4524] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4524] write(7, "5", 1) = 1 [pid 4524] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4524] exit_group(0) = ? [pid 4524] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4525 ./strace-static-x86_64: Process 4525 attached [pid 4525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4525] setpgid(0, 0) = 0 [pid 4525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4525] write(3, "1000", 4) = 4 [pid 4525] close(3) = 0 [pid 4525] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4525] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4525] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4525] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4525] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4525] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4525] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4525] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4525] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4525] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4525] write(7, "5", 1) = 1 [pid 4525] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4525] exit_group(0) = ? [pid 4525] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4526 attached , child_tidptr=0x555556c775d0) = 4526 [pid 4526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4526] setpgid(0, 0) = 0 [pid 4526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4526] write(3, "1000", 4) = 4 [pid 4526] close(3) = 0 [pid 4526] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4526] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4526] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4526] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4526] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4526] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4526] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4526] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4526] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4526] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4526] write(7, "5", 1) = 1 [pid 4526] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4526] exit_group(0) = ? [pid 4526] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4527 ./strace-static-x86_64: Process 4527 attached [pid 4527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4527] setpgid(0, 0) = 0 [pid 4527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4527] write(3, "1000", 4) = 4 [pid 4527] close(3) = 0 [pid 4527] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4527] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4527] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4527] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4527] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4527] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4527] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4527] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4527] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4527] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4527] write(7, "5", 1) = 1 [pid 4527] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4527] exit_group(0) = ? [pid 4527] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4528 attached , child_tidptr=0x555556c775d0) = 4528 [pid 4528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4528] setpgid(0, 0) = 0 [pid 4528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4528] write(3, "1000", 4) = 4 [pid 4528] close(3) = 0 [pid 4528] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4528] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4528] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4528] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4528] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4528] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4528] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4528] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4528] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4528] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4528] write(7, "5", 1) = 1 [pid 4528] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4528] exit_group(0) = ? [pid 4528] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4529 ./strace-static-x86_64: Process 4529 attached [pid 4529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4529] setpgid(0, 0) = 0 [pid 4529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4529] write(3, "1000", 4) = 4 [pid 4529] close(3) = 0 [pid 4529] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4529] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4529] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4529] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4529] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4529] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4529] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4529] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4529] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4529] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4529] write(7, "5", 1) = 1 [pid 4529] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4529] exit_group(0) = ? [pid 4529] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4530 ./strace-static-x86_64: Process 4530 attached [pid 4530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4530] setpgid(0, 0) = 0 [pid 4530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4530] write(3, "1000", 4) = 4 [pid 4530] close(3) = 0 [pid 4530] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4530] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4530] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4530] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4530] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4530] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4530] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4530] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4530] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4530] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4530] write(7, "5", 1) = 1 [pid 4530] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4530] exit_group(0) = ? [pid 4530] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4531 ./strace-static-x86_64: Process 4531 attached [pid 4531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4531] setpgid(0, 0) = 0 [pid 4531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4531] write(3, "1000", 4) = 4 [pid 4531] close(3) = 0 [pid 4531] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4531] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4531] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4531] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4531] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4531] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4531] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4531] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4531] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4531] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4531] write(7, "5", 1) = 1 [pid 4531] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4531] exit_group(0) = ? [pid 4531] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4531, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4532 ./strace-static-x86_64: Process 4532 attached [pid 4532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4532] setpgid(0, 0) = 0 [pid 4532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4532] write(3, "1000", 4) = 4 [pid 4532] close(3) = 0 [pid 4532] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4532] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4532] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4532] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4532] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4532] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4532] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4532] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4532] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4532] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4532] write(7, "5", 1) = 1 [pid 4532] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4532] exit_group(0) = ? [pid 4532] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4532, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4533 ./strace-static-x86_64: Process 4533 attached [pid 4533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4533] setpgid(0, 0) = 0 [pid 4533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4533] write(3, "1000", 4) = 4 [pid 4533] close(3) = 0 [pid 4533] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4533] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4533] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4533] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4533] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4533] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4533] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4533] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4533] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4533] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4533] write(7, "5", 1) = 1 [pid 4533] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4533] exit_group(0) = ? [pid 4533] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4533, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4534 attached , child_tidptr=0x555556c775d0) = 4534 [pid 4534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4534] setpgid(0, 0) = 0 [pid 4534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4534] write(3, "1000", 4) = 4 [pid 4534] close(3) = 0 [pid 4534] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4534] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4534] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4534] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4534] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4534] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4534] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4534] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4534] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4534] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4534] write(7, "5", 1) = 1 [pid 4534] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4534] exit_group(0) = ? [pid 4534] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4535 attached , child_tidptr=0x555556c775d0) = 4535 [pid 4535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4535] setpgid(0, 0) = 0 [pid 4535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4535] write(3, "1000", 4) = 4 [pid 4535] close(3) = 0 [pid 4535] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4535] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4535] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4535] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4535] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4535] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4535] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4535] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4535] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4535] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4535] write(7, "5", 1) = 1 [pid 4535] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4535] exit_group(0) = ? [pid 4535] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4536 ./strace-static-x86_64: Process 4536 attached [pid 4536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4536] setpgid(0, 0) = 0 [pid 4536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4536] write(3, "1000", 4) = 4 [pid 4536] close(3) = 0 [pid 4536] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4536] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4536] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4536] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4536] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4536] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4536] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4536] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4536] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4536] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4536] write(7, "5", 1) = 1 [pid 4536] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4536] exit_group(0) = ? [pid 4536] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4537 ./strace-static-x86_64: Process 4537 attached [pid 4537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4537] setpgid(0, 0) = 0 [pid 4537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4537] write(3, "1000", 4) = 4 [pid 4537] close(3) = 0 [pid 4537] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4537] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4537] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4537] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4537] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4537] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4537] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4537] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4537] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4537] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4537] write(7, "5", 1) = 1 [pid 4537] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4537] exit_group(0) = ? [pid 4537] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4538 ./strace-static-x86_64: Process 4538 attached [pid 4538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4538] setpgid(0, 0) = 0 [pid 4538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4538] write(3, "1000", 4) = 4 [pid 4538] close(3) = 0 [pid 4538] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4538] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4538] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4538] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4538] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4538] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4538] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4538] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4538] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4538] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4538] write(7, "5", 1) = 1 [pid 4538] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4538] exit_group(0) = ? [pid 4538] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4538, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4539 ./strace-static-x86_64: Process 4539 attached [pid 4539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4539] setpgid(0, 0) = 0 [pid 4539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4539] write(3, "1000", 4) = 4 [pid 4539] close(3) = 0 [pid 4539] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4539] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4539] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4539] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4539] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4539] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4539] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4539] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4539] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4539] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4539] write(7, "5", 1) = 1 [pid 4539] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4539] exit_group(0) = ? [pid 4539] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4539, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4540 attached , child_tidptr=0x555556c775d0) = 4540 [pid 4540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4540] setpgid(0, 0) = 0 [pid 4540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4540] write(3, "1000", 4) = 4 [pid 4540] close(3) = 0 [pid 4540] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4540] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4540] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4540] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4540] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4540] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4540] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4540] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4540] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4540] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4540] write(7, "5", 1) = 1 [pid 4540] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4540] exit_group(0) = ? [pid 4540] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4541 ./strace-static-x86_64: Process 4541 attached [pid 4541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4541] setpgid(0, 0) = 0 [pid 4541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4541] write(3, "1000", 4) = 4 [pid 4541] close(3) = 0 [pid 4541] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4541] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4541] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4541] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4541] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4541] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4541] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4541] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4541] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4541] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4541] write(7, "5", 1) = 1 [pid 4541] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4541] exit_group(0) = ? [pid 4541] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4542 attached , child_tidptr=0x555556c775d0) = 4542 [pid 4542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4542] setpgid(0, 0) = 0 [pid 4542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4542] write(3, "1000", 4) = 4 [pid 4542] close(3) = 0 [pid 4542] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4542] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4542] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4542] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4542] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4542] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4542] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4542] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4542] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4542] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4542] write(7, "5", 1) = 1 [pid 4542] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4542] exit_group(0) = ? [pid 4542] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4544 ./strace-static-x86_64: Process 4544 attached [pid 4544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4544] setpgid(0, 0) = 0 [pid 4544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4544] write(3, "1000", 4) = 4 [pid 4544] close(3) = 0 [pid 4544] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4544] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4544] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4544] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4544] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4544] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4544] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4544] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4544] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4544] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4544] write(7, "5", 1) = 1 [pid 4544] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4544] exit_group(0) = ? [pid 4544] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4544, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [ 76.190123][ T14] cfg80211: failed to load regulatory.db restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4545 ./strace-static-x86_64: Process 4545 attached [pid 4545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4545] setpgid(0, 0) = 0 [pid 4545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4545] write(3, "1000", 4) = 4 [pid 4545] close(3) = 0 [pid 4545] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4545] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4545] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4545] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4545] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4545] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4545] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4545] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4545] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4545] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4545] write(7, "5", 1) = 1 [pid 4545] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4545] exit_group(0) = ? [pid 4545] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4546 ./strace-static-x86_64: Process 4546 attached [pid 4546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4546] setpgid(0, 0) = 0 [pid 4546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4546] write(3, "1000", 4) = 4 [pid 4546] close(3) = 0 [pid 4546] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4546] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4546] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4546] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4546] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4546] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4546] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4546] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4546] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4546] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4546] write(7, "5", 1) = 1 [pid 4546] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4546] exit_group(0) = ? [pid 4546] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4547 ./strace-static-x86_64: Process 4547 attached [pid 4547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4547] setpgid(0, 0) = 0 [pid 4547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4547] write(3, "1000", 4) = 4 [pid 4547] close(3) = 0 [pid 4547] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4547] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4547] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4547] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4547] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4547] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4547] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4547] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4547] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4547] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4547] write(7, "5", 1) = 1 [pid 4547] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4547] exit_group(0) = ? [pid 4547] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4547, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4548 ./strace-static-x86_64: Process 4548 attached [pid 4548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4548] setpgid(0, 0) = 0 [pid 4548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4548] write(3, "1000", 4) = 4 [pid 4548] close(3) = 0 [pid 4548] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4548] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4548] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4548] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4548] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4548] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4548] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4548] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4548] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4548] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4548] write(7, "5", 1) = 1 [pid 4548] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4548] exit_group(0) = ? [pid 4548] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4549 ./strace-static-x86_64: Process 4549 attached [pid 4549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4549] setpgid(0, 0) = 0 [pid 4549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4549] write(3, "1000", 4) = 4 [pid 4549] close(3) = 0 [pid 4549] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4549] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4549] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4549] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4549] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4549] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4549] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4549] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4549] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4549] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4549] write(7, "5", 1) = 1 [pid 4549] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4549] exit_group(0) = ? [pid 4549] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4550 ./strace-static-x86_64: Process 4550 attached [pid 4550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4550] setpgid(0, 0) = 0 [pid 4550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4550] write(3, "1000", 4) = 4 [pid 4550] close(3) = 0 [pid 4550] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4550] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4550] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4550] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4550] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4550] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4550] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4550] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4550] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4550] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4550] write(7, "5", 1) = 1 [pid 4550] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4550] exit_group(0) = ? [pid 4550] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4551 ./strace-static-x86_64: Process 4551 attached [pid 4551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4551] setpgid(0, 0) = 0 [pid 4551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4551] write(3, "1000", 4) = 4 [pid 4551] close(3) = 0 [pid 4551] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4551] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4551] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4551] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4551] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4551] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4551] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4551] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4551] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4551] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4551] write(7, "5", 1) = 1 [pid 4551] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4551] exit_group(0) = ? [pid 4551] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4552 ./strace-static-x86_64: Process 4552 attached [pid 4552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4552] setpgid(0, 0) = 0 [pid 4552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4552] write(3, "1000", 4) = 4 [pid 4552] close(3) = 0 [pid 4552] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4552] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4552] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4552] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4552] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4552] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4552] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4552] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4552] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4552] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4552] write(7, "5", 1) = 1 [pid 4552] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4552] exit_group(0) = ? [pid 4552] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4552, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4553 ./strace-static-x86_64: Process 4553 attached [pid 4553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4553] setpgid(0, 0) = 0 [pid 4553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4553] write(3, "1000", 4) = 4 [pid 4553] close(3) = 0 [pid 4553] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4553] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4553] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4553] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4553] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4553] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4553] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4553] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4553] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4553] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4553] write(7, "5", 1) = 1 [pid 4553] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4553] exit_group(0) = ? [pid 4553] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4554 ./strace-static-x86_64: Process 4554 attached [pid 4554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4554] setpgid(0, 0) = 0 [pid 4554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4554] write(3, "1000", 4) = 4 [pid 4554] close(3) = 0 [pid 4554] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4554] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4554] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4554] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4554] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4554] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4554] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4554] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4554] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4554] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4554] write(7, "5", 1) = 1 [pid 4554] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4554] exit_group(0) = ? [pid 4554] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4555 ./strace-static-x86_64: Process 4555 attached [pid 4555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4555] setpgid(0, 0) = 0 [pid 4555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4555] write(3, "1000", 4) = 4 [pid 4555] close(3) = 0 [pid 4555] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4555] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4555] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4555] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4555] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4555] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4555] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4555] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4555] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4555] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4555] write(7, "5", 1) = 1 [pid 4555] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4555] exit_group(0) = ? [pid 4555] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4556 ./strace-static-x86_64: Process 4556 attached [pid 4556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4556] setpgid(0, 0) = 0 [pid 4556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4556] write(3, "1000", 4) = 4 [pid 4556] close(3) = 0 [pid 4556] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4556] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4556] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4556] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4556] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4556] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4556] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4556] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4556] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4556] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4556] write(7, "5", 1) = 1 [pid 4556] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4556] exit_group(0) = ? [pid 4556] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4557 ./strace-static-x86_64: Process 4557 attached [pid 4557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4557] setpgid(0, 0) = 0 [pid 4557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4557] write(3, "1000", 4) = 4 [pid 4557] close(3) = 0 [pid 4557] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4557] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4557] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4557] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4557] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4557] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4557] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4557] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4557] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4557] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4557] write(7, "5", 1) = 1 [pid 4557] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4557] exit_group(0) = ? [pid 4557] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4558 ./strace-static-x86_64: Process 4558 attached [pid 4558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4558] setpgid(0, 0) = 0 [pid 4558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4558] write(3, "1000", 4) = 4 [pid 4558] close(3) = 0 [pid 4558] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4558] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4558] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4558] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4558] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4558] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4558] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4558] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4558] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4558] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4558] write(7, "5", 1) = 1 [pid 4558] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4558] exit_group(0) = ? [pid 4558] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4559 ./strace-static-x86_64: Process 4559 attached [pid 4559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4559] setpgid(0, 0) = 0 [pid 4559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4559] write(3, "1000", 4) = 4 [pid 4559] close(3) = 0 [pid 4559] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4559] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4559] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4559] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4559] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4559] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4559] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4559] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4559] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4559] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4559] write(7, "5", 1) = 1 [pid 4559] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4559] exit_group(0) = ? [pid 4559] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4560 ./strace-static-x86_64: Process 4560 attached [pid 4560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4560] setpgid(0, 0) = 0 [pid 4560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4560] write(3, "1000", 4) = 4 [pid 4560] close(3) = 0 [pid 4560] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4560] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4560] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4560] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4560] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4560] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4560] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4560] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4560] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4560] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4560] write(7, "5", 1) = 1 [pid 4560] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4560] exit_group(0) = ? [pid 4560] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4560, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4561 ./strace-static-x86_64: Process 4561 attached [pid 4561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4561] setpgid(0, 0) = 0 [pid 4561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4561] write(3, "1000", 4) = 4 [pid 4561] close(3) = 0 [pid 4561] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4561] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4561] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4561] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4561] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4561] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4561] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4561] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4561] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4561] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4561] write(7, "5", 1) = 1 [pid 4561] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4561] exit_group(0) = ? [pid 4561] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4562 ./strace-static-x86_64: Process 4562 attached [pid 4562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4562] setpgid(0, 0) = 0 [pid 4562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4562] write(3, "1000", 4) = 4 [pid 4562] close(3) = 0 [pid 4562] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4562] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4562] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4562] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4562] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4562] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4562] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4562] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4562] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4562] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4562] write(7, "5", 1) = 1 [pid 4562] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4562] exit_group(0) = ? [pid 4562] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4563 ./strace-static-x86_64: Process 4563 attached [pid 4563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4563] setpgid(0, 0) = 0 [pid 4563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4563] write(3, "1000", 4) = 4 [pid 4563] close(3) = 0 [pid 4563] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4563] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4563] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4563] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4563] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4563] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4563] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4563] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4563] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4563] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4563] write(7, "5", 1) = 1 [pid 4563] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4563] exit_group(0) = ? [pid 4563] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4564 ./strace-static-x86_64: Process 4564 attached [pid 4564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4564] setpgid(0, 0) = 0 [pid 4564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4564] write(3, "1000", 4) = 4 [pid 4564] close(3) = 0 [pid 4564] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4564] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4564] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4564] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4564] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4564] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4564] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4564] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4564] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4564] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4564] write(7, "5", 1) = 1 [pid 4564] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4564] exit_group(0) = ? [pid 4564] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4565 ./strace-static-x86_64: Process 4565 attached [pid 4565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4565] setpgid(0, 0) = 0 [pid 4565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4565] write(3, "1000", 4) = 4 [pid 4565] close(3) = 0 [pid 4565] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4565] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4565] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4565] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4565] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4565] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4565] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4565] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4565] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4565] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4565] write(7, "5", 1) = 1 [pid 4565] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4565] exit_group(0) = ? [pid 4565] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4565, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4566 attached , child_tidptr=0x555556c775d0) = 4566 [pid 4566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4566] setpgid(0, 0) = 0 [pid 4566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4566] write(3, "1000", 4) = 4 [pid 4566] close(3) = 0 [pid 4566] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4566] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4566] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4566] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4566] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4566] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4566] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4566] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4566] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4566] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4566] write(7, "5", 1) = 1 [pid 4566] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4566] exit_group(0) = ? [pid 4566] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4567 ./strace-static-x86_64: Process 4567 attached [pid 4567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4567] setpgid(0, 0) = 0 [pid 4567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4567] write(3, "1000", 4) = 4 [pid 4567] close(3) = 0 [pid 4567] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4567] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4567] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4567] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4567] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4567] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4567] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4567] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4567] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4567] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4567] write(7, "5", 1) = 1 [pid 4567] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4567] exit_group(0) = ? [pid 4567] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4567, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4568 attached , child_tidptr=0x555556c775d0) = 4568 [pid 4568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4568] setpgid(0, 0) = 0 [pid 4568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4568] write(3, "1000", 4) = 4 [pid 4568] close(3) = 0 [pid 4568] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4568] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4568] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4568] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4568] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4568] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4568] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4568] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4568] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4568] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4568] write(7, "5", 1) = 1 [pid 4568] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4568] exit_group(0) = ? [pid 4568] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4569 ./strace-static-x86_64: Process 4569 attached [pid 4569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4569] setpgid(0, 0) = 0 [pid 4569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4569] write(3, "1000", 4) = 4 [pid 4569] close(3) = 0 [pid 4569] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4569] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4569] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4569] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4569] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4569] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4569] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4569] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4569] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4569] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4569] write(7, "5", 1) = 1 [pid 4569] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4569] exit_group(0) = ? [pid 4569] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4570 ./strace-static-x86_64: Process 4570 attached [pid 4570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4570] setpgid(0, 0) = 0 [pid 4570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4570] write(3, "1000", 4) = 4 [pid 4570] close(3) = 0 [pid 4570] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4570] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4570] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4570] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4570] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4570] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4570] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4570] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4570] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4570] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4570] write(7, "5", 1) = 1 [pid 4570] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4570] exit_group(0) = ? [pid 4570] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4570, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4571 ./strace-static-x86_64: Process 4571 attached [pid 4571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4571] setpgid(0, 0) = 0 [pid 4571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4571] write(3, "1000", 4) = 4 [pid 4571] close(3) = 0 [pid 4571] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4571] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4571] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4571] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4571] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4571] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4571] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4571] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4571] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4571] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4571] write(7, "5", 1) = 1 [pid 4571] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4571] exit_group(0) = ? [pid 4571] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4572 ./strace-static-x86_64: Process 4572 attached [pid 4572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4572] setpgid(0, 0) = 0 [pid 4572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4572] write(3, "1000", 4) = 4 [pid 4572] close(3) = 0 [pid 4572] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4572] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4572] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4572] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4572] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4572] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4572] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4572] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4572] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4572] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4572] write(7, "5", 1) = 1 [pid 4572] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4572] exit_group(0) = ? [pid 4572] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4573 ./strace-static-x86_64: Process 4573 attached [pid 4573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4573] setpgid(0, 0) = 0 [pid 4573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4573] write(3, "1000", 4) = 4 [pid 4573] close(3) = 0 [pid 4573] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4573] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4573] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4573] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4573] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4573] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4573] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4573] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4573] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4573] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4573] write(7, "5", 1) = 1 [pid 4573] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4573] exit_group(0) = ? [pid 4573] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4573, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4574 ./strace-static-x86_64: Process 4574 attached [pid 4574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4574] setpgid(0, 0) = 0 [pid 4574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4574] write(3, "1000", 4) = 4 [pid 4574] close(3) = 0 [pid 4574] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4574] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4574] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4574] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4574] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4574] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4574] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4574] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4574] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4574] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4574] write(7, "5", 1) = 1 [pid 4574] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4574] exit_group(0) = ? [pid 4574] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4574, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4575 attached , child_tidptr=0x555556c775d0) = 4575 [pid 4575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4575] setpgid(0, 0) = 0 [pid 4575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4575] write(3, "1000", 4) = 4 [pid 4575] close(3) = 0 [pid 4575] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4575] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4575] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4575] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4575] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4575] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4575] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4575] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4575] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4575] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4575] write(7, "5", 1) = 1 [pid 4575] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4575] exit_group(0) = ? [pid 4575] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4576 ./strace-static-x86_64: Process 4576 attached [pid 4576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4576] setpgid(0, 0) = 0 [pid 4576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4576] write(3, "1000", 4) = 4 [pid 4576] close(3) = 0 [pid 4576] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4576] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4576] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4576] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4576] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4576] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4576] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4576] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4576] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4576] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4576] write(7, "5", 1) = 1 [pid 4576] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4576] exit_group(0) = ? [pid 4576] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4577 ./strace-static-x86_64: Process 4577 attached [pid 4577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4577] setpgid(0, 0) = 0 [pid 4577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4577] write(3, "1000", 4) = 4 [pid 4577] close(3) = 0 [pid 4577] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4577] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4577] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4577] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4577] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4577] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4577] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4577] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4577] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4577] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4577] write(7, "5", 1) = 1 [pid 4577] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4577] exit_group(0) = ? [pid 4577] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4577, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4578 ./strace-static-x86_64: Process 4578 attached [pid 4578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4578] setpgid(0, 0) = 0 [pid 4578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4578] write(3, "1000", 4) = 4 [pid 4578] close(3) = 0 [pid 4578] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4578] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4578] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4578] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4578] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4578] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4578] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4578] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4578] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4578] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4578] write(7, "5", 1) = 1 [pid 4578] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4578] exit_group(0) = ? [pid 4578] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4578, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4579 ./strace-static-x86_64: Process 4579 attached [pid 4579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4579] setpgid(0, 0) = 0 [pid 4579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4579] write(3, "1000", 4) = 4 [pid 4579] close(3) = 0 [pid 4579] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4579] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4579] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4579] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4579] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4579] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4579] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4579] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4579] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4579] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4579] write(7, "5", 1) = 1 [pid 4579] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4579] exit_group(0) = ? [pid 4579] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4580 ./strace-static-x86_64: Process 4580 attached [pid 4580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4580] setpgid(0, 0) = 0 [pid 4580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4580] write(3, "1000", 4) = 4 [pid 4580] close(3) = 0 [pid 4580] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4580] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4580] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4580] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4580] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4580] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4580] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4580] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4580] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4580] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4580] write(7, "5", 1) = 1 [pid 4580] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4580] exit_group(0) = ? [pid 4580] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4581 ./strace-static-x86_64: Process 4581 attached [pid 4581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4581] setpgid(0, 0) = 0 [pid 4581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4581] write(3, "1000", 4) = 4 [pid 4581] close(3) = 0 [pid 4581] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4581] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4581] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4581] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4581] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4581] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4581] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4581] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4581] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4581] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4581] write(7, "5", 1) = 1 [pid 4581] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4581] exit_group(0) = ? [pid 4581] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4582 ./strace-static-x86_64: Process 4582 attached [pid 4582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4582] setpgid(0, 0) = 0 [pid 4582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4582] write(3, "1000", 4) = 4 [pid 4582] close(3) = 0 [pid 4582] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4582] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4582] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4582] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4582] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4582] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4582] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4582] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4582] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4582] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4582] write(7, "5", 1) = 1 [pid 4582] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4582] exit_group(0) = ? [pid 4582] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4583 ./strace-static-x86_64: Process 4583 attached [pid 4583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4583] setpgid(0, 0) = 0 [pid 4583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4583] write(3, "1000", 4) = 4 [pid 4583] close(3) = 0 [pid 4583] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4583] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4583] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4583] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4583] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4583] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4583] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4583] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4583] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4583] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4583] write(7, "5", 1) = 1 [pid 4583] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4583] exit_group(0) = ? [pid 4583] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4583, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4584 ./strace-static-x86_64: Process 4584 attached [pid 4584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4584] setpgid(0, 0) = 0 [pid 4584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4584] write(3, "1000", 4) = 4 [pid 4584] close(3) = 0 [pid 4584] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4584] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4584] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4584] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4584] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4584] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4584] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4584] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4584] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4584] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4584] write(7, "5", 1) = 1 [pid 4584] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4584] exit_group(0) = ? [pid 4584] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4585 attached [pid 4585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4585] setpgid(0, 0) = 0 [pid 3638] <... clone resumed>, child_tidptr=0x555556c775d0) = 4585 [pid 4585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4585] write(3, "1000", 4) = 4 [pid 4585] close(3) = 0 [pid 4585] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4585] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4585] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4585] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4585] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4585] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4585] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4585] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4585] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4585] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4585] write(7, "5", 1) = 1 [pid 4585] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4585] exit_group(0) = ? [pid 4585] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4585, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4586 ./strace-static-x86_64: Process 4586 attached [pid 4586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4586] setpgid(0, 0) = 0 [pid 4586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4586] write(3, "1000", 4) = 4 [pid 4586] close(3) = 0 [pid 4586] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4586] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4586] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4586] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4586] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4586] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4586] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4586] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4586] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4586] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4586] write(7, "5", 1) = 1 [pid 4586] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4586] exit_group(0) = ? [pid 4586] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4587 attached , child_tidptr=0x555556c775d0) = 4587 [pid 4587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4587] setpgid(0, 0) = 0 [pid 4587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4587] write(3, "1000", 4) = 4 [pid 4587] close(3) = 0 [pid 4587] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4587] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4587] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4587] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4587] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4587] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4587] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4587] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4587] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4587] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4587] write(7, "5", 1) = 1 [pid 4587] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4587] exit_group(0) = ? [pid 4587] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4588 ./strace-static-x86_64: Process 4588 attached [pid 4588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4588] setpgid(0, 0) = 0 [pid 4588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4588] write(3, "1000", 4) = 4 [pid 4588] close(3) = 0 [pid 4588] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4588] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4588] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4588] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4588] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4588] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4588] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4588] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4588] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4588] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4588] write(7, "5", 1) = 1 [pid 4588] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4588] exit_group(0) = ? [pid 4588] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4588, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4589 ./strace-static-x86_64: Process 4589 attached [pid 4589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4589] setpgid(0, 0) = 0 [pid 4589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4589] write(3, "1000", 4) = 4 [pid 4589] close(3) = 0 [pid 4589] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4589] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4589] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4589] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4589] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4589] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4589] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4589] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4589] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4589] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4589] write(7, "5", 1) = 1 [pid 4589] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4589] exit_group(0) = ? [pid 4589] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4590 attached , child_tidptr=0x555556c775d0) = 4590 [pid 4590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4590] setpgid(0, 0) = 0 [pid 4590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4590] write(3, "1000", 4) = 4 [pid 4590] close(3) = 0 [pid 4590] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4590] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4590] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4590] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4590] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4590] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4590] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4590] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4590] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4590] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4590] write(7, "5", 1) = 1 [pid 4590] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4590] exit_group(0) = ? [pid 4590] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4591 ./strace-static-x86_64: Process 4591 attached [pid 4591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4591] setpgid(0, 0) = 0 [pid 4591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4591] write(3, "1000", 4) = 4 [pid 4591] close(3) = 0 [pid 4591] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4591] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4591] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4591] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4591] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4591] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4591] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4591] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4591] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4591] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4591] write(7, "5", 1) = 1 [pid 4591] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4591] exit_group(0) = ? [pid 4591] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4592 ./strace-static-x86_64: Process 4592 attached [pid 4592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4592] setpgid(0, 0) = 0 [pid 4592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4592] write(3, "1000", 4) = 4 [pid 4592] close(3) = 0 [pid 4592] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4592] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4592] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4592] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4592] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4592] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4592] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4592] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4592] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4592] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4592] write(7, "5", 1) = 1 [pid 4592] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4592] exit_group(0) = ? [pid 4592] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4593 ./strace-static-x86_64: Process 4593 attached [pid 4593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4593] setpgid(0, 0) = 0 [pid 4593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4593] write(3, "1000", 4) = 4 [pid 4593] close(3) = 0 [pid 4593] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4593] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4593] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4593] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4593] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4593] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4593] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4593] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4593] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4593] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4593] write(7, "5", 1) = 1 [pid 4593] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4593] exit_group(0) = ? [pid 4593] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4594 attached , child_tidptr=0x555556c775d0) = 4594 [pid 4594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4594] setpgid(0, 0) = 0 [pid 4594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4594] write(3, "1000", 4) = 4 [pid 4594] close(3) = 0 [pid 4594] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4594] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4594] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4594] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4594] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4594] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4594] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4594] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4594] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4594] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4594] write(7, "5", 1) = 1 [pid 4594] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4594] exit_group(0) = ? [pid 4594] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4595 ./strace-static-x86_64: Process 4595 attached [pid 4595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4595] setpgid(0, 0) = 0 [pid 4595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4595] write(3, "1000", 4) = 4 [pid 4595] close(3) = 0 [pid 4595] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4595] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4595] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4595] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4595] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4595] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4595] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4595] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4595] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4595] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4595] write(7, "5", 1) = 1 [pid 4595] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4595] exit_group(0) = ? [pid 4595] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4596 ./strace-static-x86_64: Process 4596 attached [pid 4596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4596] setpgid(0, 0) = 0 [pid 4596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4596] write(3, "1000", 4) = 4 [pid 4596] close(3) = 0 [pid 4596] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4596] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4596] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4596] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4596] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4596] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4596] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4596] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4596] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4596] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4596] write(7, "5", 1) = 1 [pid 4596] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4596] exit_group(0) = ? [pid 4596] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4597 ./strace-static-x86_64: Process 4597 attached [pid 4597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4597] setpgid(0, 0) = 0 [pid 4597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4597] write(3, "1000", 4) = 4 [pid 4597] close(3) = 0 [pid 4597] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4597] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4597] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4597] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4597] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4597] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4597] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4597] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4597] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4597] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4597] write(7, "5", 1) = 1 [pid 4597] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4597] exit_group(0) = ? [pid 4597] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4597, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4598 ./strace-static-x86_64: Process 4598 attached [pid 4598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4598] setpgid(0, 0) = 0 [pid 4598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4598] write(3, "1000", 4) = 4 [pid 4598] close(3) = 0 [pid 4598] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4598] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4598] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4598] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4598] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4598] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4598] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4598] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4598] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4598] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4598] write(7, "5", 1) = 1 [pid 4598] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4598] exit_group(0) = ? [pid 4598] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4599 ./strace-static-x86_64: Process 4599 attached [pid 4599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4599] setpgid(0, 0) = 0 [pid 4599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4599] write(3, "1000", 4) = 4 [pid 4599] close(3) = 0 [pid 4599] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4599] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4599] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4599] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4599] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4599] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4599] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4599] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4599] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4599] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4599] write(7, "5", 1) = 1 [pid 4599] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4599] exit_group(0) = ? [pid 4599] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4600 ./strace-static-x86_64: Process 4600 attached [pid 4600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4600] setpgid(0, 0) = 0 [pid 4600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4600] write(3, "1000", 4) = 4 [pid 4600] close(3) = 0 [pid 4600] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4600] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4600] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4600] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4600] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4600] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4600] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4600] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4600] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4600] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4600] write(7, "5", 1) = 1 [pid 4600] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4600] exit_group(0) = ? [pid 4600] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4601 attached , child_tidptr=0x555556c775d0) = 4601 [pid 4601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4601] setpgid(0, 0) = 0 [pid 4601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4601] write(3, "1000", 4) = 4 [pid 4601] close(3) = 0 [pid 4601] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4601] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4601] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4601] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4601] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4601] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4601] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4601] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4601] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4601] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4601] write(7, "5", 1) = 1 [pid 4601] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4601] exit_group(0) = ? [pid 4601] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4602 attached , child_tidptr=0x555556c775d0) = 4602 [pid 4602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4602] setpgid(0, 0) = 0 [pid 4602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4602] write(3, "1000", 4) = 4 [pid 4602] close(3) = 0 [pid 4602] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4602] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4602] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4602] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4602] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4602] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4602] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4602] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4602] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4602] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4602] write(7, "5", 1) = 1 [pid 4602] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4602] exit_group(0) = ? [pid 4602] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4603 ./strace-static-x86_64: Process 4603 attached [pid 4603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4603] setpgid(0, 0) = 0 [pid 4603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4603] write(3, "1000", 4) = 4 [pid 4603] close(3) = 0 [pid 4603] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4603] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4603] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4603] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4603] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4603] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4603] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4603] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4603] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4603] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4603] write(7, "5", 1) = 1 [pid 4603] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4603] exit_group(0) = ? [pid 4603] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4604 ./strace-static-x86_64: Process 4604 attached [pid 4604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4604] setpgid(0, 0) = 0 [pid 4604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4604] write(3, "1000", 4) = 4 [pid 4604] close(3) = 0 [pid 4604] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4604] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4604] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4604] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4604] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4604] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4604] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4604] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4604] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4604] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4604] write(7, "5", 1) = 1 [pid 4604] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4604] exit_group(0) = ? [pid 4604] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4604, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4605 ./strace-static-x86_64: Process 4605 attached [pid 4605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4605] setpgid(0, 0) = 0 [pid 4605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4605] write(3, "1000", 4) = 4 [pid 4605] close(3) = 0 [pid 4605] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4605] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4605] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4605] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4605] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4605] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4605] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4605] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4605] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4605] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4605] write(7, "5", 1) = 1 [pid 4605] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4605] exit_group(0) = ? [pid 4605] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4606 ./strace-static-x86_64: Process 4606 attached [pid 4606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4606] setpgid(0, 0) = 0 [pid 4606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4606] write(3, "1000", 4) = 4 [pid 4606] close(3) = 0 [pid 4606] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4606] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4606] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4606] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4606] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4606] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4606] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4606] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4606] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4606] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4606] write(7, "5", 1) = 1 [pid 4606] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4606] exit_group(0) = ? [pid 4606] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4607 ./strace-static-x86_64: Process 4607 attached [pid 4607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4607] setpgid(0, 0) = 0 [pid 4607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4607] write(3, "1000", 4) = 4 [pid 4607] close(3) = 0 [pid 4607] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4607] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4607] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4607] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4607] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4607] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4607] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4607] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4607] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4607] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4607] write(7, "5", 1) = 1 [pid 4607] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4607] exit_group(0) = ? [pid 4607] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4608 ./strace-static-x86_64: Process 4608 attached [pid 4608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4608] setpgid(0, 0) = 0 [pid 4608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4608] write(3, "1000", 4) = 4 [pid 4608] close(3) = 0 [pid 4608] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4608] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4608] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4608] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4608] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4608] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4608] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4608] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4608] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4608] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4608] write(7, "5", 1) = 1 [pid 4608] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4608] exit_group(0) = ? [pid 4608] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4609 ./strace-static-x86_64: Process 4609 attached [pid 4609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4609] setpgid(0, 0) = 0 [pid 4609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4609] write(3, "1000", 4) = 4 [pid 4609] close(3) = 0 [pid 4609] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4609] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4609] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4609] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4609] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4609] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4609] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4609] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4609] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4609] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4609] write(7, "5", 1) = 1 [pid 4609] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4609] exit_group(0) = ? [pid 4609] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4610 attached , child_tidptr=0x555556c775d0) = 4610 [pid 4610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4610] setpgid(0, 0) = 0 [pid 4610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4610] write(3, "1000", 4) = 4 [pid 4610] close(3) = 0 [pid 4610] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4610] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4610] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4610] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4610] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4610] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4610] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4610] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4610] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4610] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4610] write(7, "5", 1) = 1 [pid 4610] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4610] exit_group(0) = ? [pid 4610] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4610, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4611 attached , child_tidptr=0x555556c775d0) = 4611 [pid 4611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4611] setpgid(0, 0) = 0 [pid 4611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4611] write(3, "1000", 4) = 4 [pid 4611] close(3) = 0 [pid 4611] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4611] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4611] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4611] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4611] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4611] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4611] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4611] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4611] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4611] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4611] write(7, "5", 1) = 1 [pid 4611] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4611] exit_group(0) = ? [pid 4611] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4612 ./strace-static-x86_64: Process 4612 attached [pid 4612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4612] setpgid(0, 0) = 0 [pid 4612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4612] write(3, "1000", 4) = 4 [pid 4612] close(3) = 0 [pid 4612] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4612] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4612] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4612] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4612] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4612] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4612] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4612] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4612] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4612] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4612] write(7, "5", 1) = 1 [pid 4612] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4612] exit_group(0) = ? [pid 4612] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4613 attached , child_tidptr=0x555556c775d0) = 4613 [pid 4613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4613] setpgid(0, 0) = 0 [pid 4613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4613] write(3, "1000", 4) = 4 [pid 4613] close(3) = 0 [pid 4613] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4613] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4613] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4613] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4613] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4613] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4613] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4613] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4613] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4613] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4613] write(7, "5", 1) = 1 [pid 4613] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4613] exit_group(0) = ? [pid 4613] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4614 ./strace-static-x86_64: Process 4614 attached [pid 4614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4614] setpgid(0, 0) = 0 [pid 4614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4614] write(3, "1000", 4) = 4 [pid 4614] close(3) = 0 [pid 4614] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4614] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4614] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4614] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4614] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4614] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4614] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4614] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4614] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4614] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4614] write(7, "5", 1) = 1 [pid 4614] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4614] exit_group(0) = ? [pid 4614] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4615 attached , child_tidptr=0x555556c775d0) = 4615 [pid 4615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4615] setpgid(0, 0) = 0 [pid 4615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4615] write(3, "1000", 4) = 4 [pid 4615] close(3) = 0 [pid 4615] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4615] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4615] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4615] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4615] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4615] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4615] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4615] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4615] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4615] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4615] write(7, "5", 1) = 1 [pid 4615] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4615] exit_group(0) = ? [pid 4615] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4616 ./strace-static-x86_64: Process 4616 attached [pid 4616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4616] setpgid(0, 0) = 0 [pid 4616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4616] write(3, "1000", 4) = 4 [pid 4616] close(3) = 0 [pid 4616] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4616] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4616] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4616] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4616] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4616] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4616] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4616] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4616] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4616] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4616] write(7, "5", 1) = 1 [pid 4616] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4616] exit_group(0) = ? [pid 4616] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4616, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4617 ./strace-static-x86_64: Process 4617 attached [pid 4617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4617] setpgid(0, 0) = 0 [pid 4617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4617] write(3, "1000", 4) = 4 [pid 4617] close(3) = 0 [pid 4617] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4617] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4617] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4617] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4617] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4617] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4617] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4617] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4617] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4617] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4617] write(7, "5", 1) = 1 [pid 4617] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4617] exit_group(0) = ? [pid 4617] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4618 ./strace-static-x86_64: Process 4618 attached [pid 4618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4618] setpgid(0, 0) = 0 [pid 4618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4618] write(3, "1000", 4) = 4 [pid 4618] close(3) = 0 [pid 4618] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4618] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4618] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4618] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4618] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4618] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4618] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4618] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4618] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4618] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4618] write(7, "5", 1) = 1 [pid 4618] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4618] exit_group(0) = ? [pid 4618] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4619 ./strace-static-x86_64: Process 4619 attached [pid 4619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4619] setpgid(0, 0) = 0 [pid 4619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4619] write(3, "1000", 4) = 4 [pid 4619] close(3) = 0 [pid 4619] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4619] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4619] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4619] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4619] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4619] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4619] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4619] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4619] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4619] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4619] write(7, "5", 1) = 1 [pid 4619] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4619] exit_group(0) = ? [pid 4619] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4620 ./strace-static-x86_64: Process 4620 attached [pid 4620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4620] setpgid(0, 0) = 0 [pid 4620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4620] write(3, "1000", 4) = 4 [pid 4620] close(3) = 0 [pid 4620] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4620] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4620] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4620] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4620] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4620] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4620] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4620] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4620] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4620] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4620] write(7, "5", 1) = 1 [pid 4620] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4620] exit_group(0) = ? [pid 4620] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4621 ./strace-static-x86_64: Process 4621 attached [pid 4621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4621] setpgid(0, 0) = 0 [pid 4621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4621] write(3, "1000", 4) = 4 [pid 4621] close(3) = 0 [pid 4621] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4621] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4621] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4621] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4621] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4621] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4621] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4621] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4621] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4621] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4621] write(7, "5", 1) = 1 [pid 4621] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4621] exit_group(0) = ? [pid 4621] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4622 ./strace-static-x86_64: Process 4622 attached [pid 4622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4622] setpgid(0, 0) = 0 [pid 4622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4622] write(3, "1000", 4) = 4 [pid 4622] close(3) = 0 [pid 4622] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4622] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4622] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4622] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4622] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4622] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4622] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4622] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4622] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4622] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4622] write(7, "5", 1) = 1 [pid 4622] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4622] exit_group(0) = ? [pid 4622] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4623 ./strace-static-x86_64: Process 4623 attached [pid 4623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4623] setpgid(0, 0) = 0 [pid 4623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4623] write(3, "1000", 4) = 4 [pid 4623] close(3) = 0 [pid 4623] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4623] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4623] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4623] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4623] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4623] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4623] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4623] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4623] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4623] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4623] write(7, "5", 1) = 1 [pid 4623] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4623] exit_group(0) = ? [pid 4623] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4623, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4624 ./strace-static-x86_64: Process 4624 attached [pid 4624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4624] setpgid(0, 0) = 0 [pid 4624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4624] write(3, "1000", 4) = 4 [pid 4624] close(3) = 0 [pid 4624] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4624] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4624] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4624] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4624] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4624] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4624] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4624] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4624] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4624] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4624] write(7, "5", 1) = 1 [pid 4624] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4624] exit_group(0) = ? [pid 4624] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4625 ./strace-static-x86_64: Process 4625 attached [pid 4625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4625] setpgid(0, 0) = 0 [pid 4625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4625] write(3, "1000", 4) = 4 [pid 4625] close(3) = 0 [pid 4625] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4625] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4625] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4625] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4625] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4625] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4625] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4625] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4625] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4625] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4625] write(7, "5", 1) = 1 [pid 4625] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4625] exit_group(0) = ? [pid 4625] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4625, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4626 ./strace-static-x86_64: Process 4626 attached [pid 4626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4626] setpgid(0, 0) = 0 [pid 4626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4626] write(3, "1000", 4) = 4 [pid 4626] close(3) = 0 [pid 4626] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4626] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4626] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4626] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4626] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4626] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4626] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4626] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4626] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4626] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4626] write(7, "5", 1) = 1 [pid 4626] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4626] exit_group(0) = ? [pid 4626] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4626, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4627 ./strace-static-x86_64: Process 4627 attached [pid 4627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4627] setpgid(0, 0) = 0 [pid 4627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4627] write(3, "1000", 4) = 4 [pid 4627] close(3) = 0 [pid 4627] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4627] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4627] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4627] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4627] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4627] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4627] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4627] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4627] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4627] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4627] write(7, "5", 1) = 1 [pid 4627] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4627] exit_group(0) = ? [pid 4627] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4627, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4628 attached , child_tidptr=0x555556c775d0) = 4628 [pid 4628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4628] setpgid(0, 0) = 0 [pid 4628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4628] write(3, "1000", 4) = 4 [pid 4628] close(3) = 0 [pid 4628] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4628] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4628] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4628] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4628] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4628] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4628] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4628] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4628] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4628] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4628] write(7, "5", 1) = 1 [pid 4628] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4628] exit_group(0) = ? [pid 4628] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4628, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4629 ./strace-static-x86_64: Process 4629 attached [pid 4629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4629] setpgid(0, 0) = 0 [pid 4629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4629] write(3, "1000", 4) = 4 [pid 4629] close(3) = 0 [pid 4629] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4629] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4629] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4629] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4629] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4629] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4629] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4629] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4629] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4629] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4629] write(7, "5", 1) = 1 [pid 4629] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4629] exit_group(0) = ? [pid 4629] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4630 ./strace-static-x86_64: Process 4630 attached [pid 4630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4630] setpgid(0, 0) = 0 [pid 4630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4630] write(3, "1000", 4) = 4 [pid 4630] close(3) = 0 [pid 4630] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4630] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4630] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4630] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4630] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4630] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4630] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4630] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4630] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4630] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4630] write(7, "5", 1) = 1 [pid 4630] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4630] exit_group(0) = ? [pid 4630] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4630, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4631 ./strace-static-x86_64: Process 4631 attached [pid 4631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4631] setpgid(0, 0) = 0 [pid 4631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4631] write(3, "1000", 4) = 4 [pid 4631] close(3) = 0 [pid 4631] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4631] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4631] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4631] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4631] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4631] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4631] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4631] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4631] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4631] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4631] write(7, "5", 1) = 1 [pid 4631] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4631] exit_group(0) = ? [pid 4631] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4631, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4632 ./strace-static-x86_64: Process 4632 attached [pid 4632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4632] setpgid(0, 0) = 0 [pid 4632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4632] write(3, "1000", 4) = 4 [pid 4632] close(3) = 0 [pid 4632] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4632] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4632] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4632] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4632] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4632] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4632] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4632] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4632] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4632] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4632] write(7, "5", 1) = 1 [pid 4632] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4632] exit_group(0) = ? [pid 4632] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4633 ./strace-static-x86_64: Process 4633 attached [pid 4633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4633] setpgid(0, 0) = 0 [pid 4633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4633] write(3, "1000", 4) = 4 [pid 4633] close(3) = 0 [pid 4633] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4633] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4633] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4633] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4633] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4633] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4633] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4633] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4633] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4633] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4633] write(7, "5", 1) = 1 [pid 4633] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4633] exit_group(0) = ? [pid 4633] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4634 ./strace-static-x86_64: Process 4634 attached [pid 4634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4634] setpgid(0, 0) = 0 [pid 4634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4634] write(3, "1000", 4) = 4 [pid 4634] close(3) = 0 [pid 4634] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4634] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4634] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4634] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4634] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4634] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4634] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4634] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4634] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4634] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4634] write(7, "5", 1) = 1 [pid 4634] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4634] exit_group(0) = ? [pid 4634] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4635 attached , child_tidptr=0x555556c775d0) = 4635 [pid 4635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4635] setpgid(0, 0) = 0 [pid 4635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4635] write(3, "1000", 4) = 4 [pid 4635] close(3) = 0 [pid 4635] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4635] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4635] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4635] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4635] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4635] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4635] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4635] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4635] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4635] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4635] write(7, "5", 1) = 1 [pid 4635] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4635] exit_group(0) = ? [pid 4635] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4635, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4636 ./strace-static-x86_64: Process 4636 attached [pid 4636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4636] setpgid(0, 0) = 0 [pid 4636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4636] write(3, "1000", 4) = 4 [pid 4636] close(3) = 0 [pid 4636] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4636] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4636] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4636] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4636] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4636] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4636] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4636] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4636] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4636] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4636] write(7, "5", 1) = 1 [pid 4636] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4636] exit_group(0) = ? [pid 4636] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4637 ./strace-static-x86_64: Process 4637 attached [pid 4637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4637] setpgid(0, 0) = 0 [pid 4637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4637] write(3, "1000", 4) = 4 [pid 4637] close(3) = 0 [pid 4637] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4637] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4637] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4637] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4637] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4637] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4637] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4637] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4637] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4637] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4637] write(7, "5", 1) = 1 [pid 4637] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4637] exit_group(0) = ? [pid 4637] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4638 attached , child_tidptr=0x555556c775d0) = 4638 [pid 4638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4638] setpgid(0, 0) = 0 [pid 4638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4638] write(3, "1000", 4) = 4 [pid 4638] close(3) = 0 [pid 4638] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4638] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4638] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4638] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4638] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4638] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4638] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4638] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4638] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4638] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4638] write(7, "5", 1) = 1 [pid 4638] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4638] exit_group(0) = ? [pid 4638] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4639 ./strace-static-x86_64: Process 4639 attached [pid 4639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4639] setpgid(0, 0) = 0 [pid 4639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4639] write(3, "1000", 4) = 4 [pid 4639] close(3) = 0 [pid 4639] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4639] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4639] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4639] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4639] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4639] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4639] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4639] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4639] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4639] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4639] write(7, "5", 1) = 1 [pid 4639] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4639] exit_group(0) = ? [pid 4639] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4640 attached , child_tidptr=0x555556c775d0) = 4640 [pid 4640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4640] setpgid(0, 0) = 0 [pid 4640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4640] write(3, "1000", 4) = 4 [pid 4640] close(3) = 0 [pid 4640] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4640] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4640] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4640] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4640] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4640] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4640] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4640] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4640] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4640] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4640] write(7, "5", 1) = 1 [pid 4640] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4640] exit_group(0) = ? [pid 4640] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4641 ./strace-static-x86_64: Process 4641 attached [pid 4641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4641] setpgid(0, 0) = 0 [pid 4641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4641] write(3, "1000", 4) = 4 [pid 4641] close(3) = 0 [pid 4641] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4641] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4641] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4641] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4641] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4641] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4641] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4641] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4641] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4641] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4641] write(7, "5", 1) = 1 [pid 4641] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4641] exit_group(0) = ? [pid 4641] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4642 ./strace-static-x86_64: Process 4642 attached [pid 4642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4642] setpgid(0, 0) = 0 [pid 4642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4642] write(3, "1000", 4) = 4 [pid 4642] close(3) = 0 [pid 4642] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4642] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4642] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4642] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4642] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4642] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4642] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4642] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4642] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4642] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4642] write(7, "5", 1) = 1 [pid 4642] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4642] exit_group(0) = ? [pid 4642] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4643 attached , child_tidptr=0x555556c775d0) = 4643 [pid 4643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4643] setpgid(0, 0) = 0 [pid 4643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4643] write(3, "1000", 4) = 4 [pid 4643] close(3) = 0 [pid 4643] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4643] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4643] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4643] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4643] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4643] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4643] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4643] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4643] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4643] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4643] write(7, "5", 1) = 1 [pid 4643] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4643] exit_group(0) = ? [pid 4643] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4644 ./strace-static-x86_64: Process 4644 attached [pid 4644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4644] setpgid(0, 0) = 0 [pid 4644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4644] write(3, "1000", 4) = 4 [pid 4644] close(3) = 0 [pid 4644] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4644] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4644] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4644] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4644] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4644] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4644] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4644] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4644] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4644] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4644] write(7, "5", 1) = 1 [pid 4644] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4644] exit_group(0) = ? [pid 4644] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4645 ./strace-static-x86_64: Process 4645 attached [pid 4645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4645] setpgid(0, 0) = 0 [pid 4645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4645] write(3, "1000", 4) = 4 [pid 4645] close(3) = 0 [pid 4645] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4645] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4645] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4645] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4645] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4645] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4645] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4645] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4645] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4645] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4645] write(7, "5", 1) = 1 [pid 4645] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4645] exit_group(0) = ? [pid 4645] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4646 ./strace-static-x86_64: Process 4646 attached [pid 4646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4646] setpgid(0, 0) = 0 [pid 4646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4646] write(3, "1000", 4) = 4 [pid 4646] close(3) = 0 [pid 4646] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4646] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4646] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4646] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4646] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4646] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4646] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4646] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4646] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4646] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4646] write(7, "5", 1) = 1 [pid 4646] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4646] exit_group(0) = ? [pid 4646] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4647 ./strace-static-x86_64: Process 4647 attached [pid 4647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4647] setpgid(0, 0) = 0 [pid 4647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4647] write(3, "1000", 4) = 4 [pid 4647] close(3) = 0 [pid 4647] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4647] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4647] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4647] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4647] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4647] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4647] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4647] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4647] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4647] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4647] write(7, "5", 1) = 1 [pid 4647] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4647] exit_group(0) = ? [pid 4647] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4648 ./strace-static-x86_64: Process 4648 attached [pid 4648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4648] setpgid(0, 0) = 0 [pid 4648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4648] write(3, "1000", 4) = 4 [pid 4648] close(3) = 0 [pid 4648] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4648] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4648] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4648] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4648] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4648] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4648] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4648] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4648] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4648] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4648] write(7, "5", 1) = 1 [pid 4648] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4648] exit_group(0) = ? [pid 4648] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4649 attached , child_tidptr=0x555556c775d0) = 4649 [pid 4649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4649] setpgid(0, 0) = 0 [pid 4649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4649] write(3, "1000", 4) = 4 [pid 4649] close(3) = 0 [pid 4649] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4649] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4649] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4649] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4649] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4649] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4649] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4649] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4649] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4649] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4649] write(7, "5", 1) = 1 [pid 4649] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4649] exit_group(0) = ? [pid 4649] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4650 ./strace-static-x86_64: Process 4650 attached [pid 4650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4650] setpgid(0, 0) = 0 [pid 4650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4650] write(3, "1000", 4) = 4 [pid 4650] close(3) = 0 [pid 4650] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4650] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4650] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4650] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4650] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4650] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4650] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4650] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4650] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4650] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4650] write(7, "5", 1) = 1 [pid 4650] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4650] exit_group(0) = ? [pid 4650] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4651 attached , child_tidptr=0x555556c775d0) = 4651 [pid 4651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4651] setpgid(0, 0) = 0 [pid 4651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4651] write(3, "1000", 4) = 4 [pid 4651] close(3) = 0 [pid 4651] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4651] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4651] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4651] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4651] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4651] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4651] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4651] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4651] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4651] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4651] write(7, "5", 1) = 1 [pid 4651] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4651] exit_group(0) = ? [pid 4651] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4652 ./strace-static-x86_64: Process 4652 attached [pid 4652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4652] setpgid(0, 0) = 0 [pid 4652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4652] write(3, "1000", 4) = 4 [pid 4652] close(3) = 0 [pid 4652] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4652] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4652] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4652] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4652] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4652] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4652] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4652] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4652] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4652] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4652] write(7, "5", 1) = 1 [pid 4652] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4652] exit_group(0) = ? [pid 4652] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4653 ./strace-static-x86_64: Process 4653 attached [pid 4653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4653] setpgid(0, 0) = 0 [pid 4653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4653] write(3, "1000", 4) = 4 [pid 4653] close(3) = 0 [pid 4653] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4653] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4653] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4653] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4653] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4653] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4653] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4653] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4653] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4653] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4653] write(7, "5", 1) = 1 [pid 4653] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4653] exit_group(0) = ? [pid 4653] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4654 ./strace-static-x86_64: Process 4654 attached [pid 4654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4654] setpgid(0, 0) = 0 [pid 4654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4654] write(3, "1000", 4) = 4 [pid 4654] close(3) = 0 [pid 4654] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4654] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4654] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4654] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4654] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4654] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4654] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4654] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4654] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4654] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4654] write(7, "5", 1) = 1 [pid 4654] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4654] exit_group(0) = ? [pid 4654] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4655 ./strace-static-x86_64: Process 4655 attached [pid 4655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4655] setpgid(0, 0) = 0 [pid 4655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4655] write(3, "1000", 4) = 4 [pid 4655] close(3) = 0 [pid 4655] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4655] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4655] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4655] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4655] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4655] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4655] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4655] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4655] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4655] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4655] write(7, "5", 1) = 1 [pid 4655] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4655] exit_group(0) = ? [pid 4655] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4656 ./strace-static-x86_64: Process 4656 attached [pid 4656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4656] setpgid(0, 0) = 0 [pid 4656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4656] write(3, "1000", 4) = 4 [pid 4656] close(3) = 0 [pid 4656] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4656] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4656] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4656] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4656] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4656] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4656] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4656] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4656] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4656] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4656] write(7, "5", 1) = 1 [pid 4656] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4656] exit_group(0) = ? [pid 4656] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4657 attached , child_tidptr=0x555556c775d0) = 4657 [pid 4657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4657] setpgid(0, 0) = 0 [pid 4657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4657] write(3, "1000", 4) = 4 [pid 4657] close(3) = 0 [pid 4657] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4657] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4657] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4657] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4657] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4657] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4657] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4657] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4657] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4657] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4657] write(7, "5", 1) = 1 [pid 4657] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4657] exit_group(0) = ? [pid 4657] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4658 ./strace-static-x86_64: Process 4658 attached [pid 4658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4658] setpgid(0, 0) = 0 [pid 4658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4658] write(3, "1000", 4) = 4 [pid 4658] close(3) = 0 [pid 4658] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4658] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4658] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4658] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4658] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4658] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4658] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4658] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4658] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4658] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4658] write(7, "5", 1) = 1 [pid 4658] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4658] exit_group(0) = ? [pid 4658] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4659 ./strace-static-x86_64: Process 4659 attached [pid 4659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4659] setpgid(0, 0) = 0 [pid 4659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4659] write(3, "1000", 4) = 4 [pid 4659] close(3) = 0 [pid 4659] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4659] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4659] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4659] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4659] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4659] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4659] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4659] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4659] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4659] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4659] write(7, "5", 1) = 1 [pid 4659] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4659] exit_group(0) = ? [pid 4659] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4659, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4660 ./strace-static-x86_64: Process 4660 attached [pid 4660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4660] setpgid(0, 0) = 0 [pid 4660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4660] write(3, "1000", 4) = 4 [pid 4660] close(3) = 0 [pid 4660] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4660] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4660] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4660] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4660] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4660] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4660] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4660] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4660] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4660] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4660] write(7, "5", 1) = 1 [pid 4660] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4660] exit_group(0) = ? [pid 4660] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4661 attached , child_tidptr=0x555556c775d0) = 4661 [pid 4661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4661] setpgid(0, 0) = 0 [pid 4661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4661] write(3, "1000", 4) = 4 [pid 4661] close(3) = 0 [pid 4661] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4661] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4661] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4661] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4661] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4661] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4661] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4661] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4661] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4661] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4661] write(7, "5", 1) = 1 [pid 4661] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4661] exit_group(0) = ? [pid 4661] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4661, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4662 ./strace-static-x86_64: Process 4662 attached [pid 4662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4662] setpgid(0, 0) = 0 [pid 4662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4662] write(3, "1000", 4) = 4 [pid 4662] close(3) = 0 [pid 4662] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4662] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4662] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4662] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4662] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4662] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4662] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4662] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4662] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4662] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4662] write(7, "5", 1) = 1 [pid 4662] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4662] exit_group(0) = ? [pid 4662] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4663 ./strace-static-x86_64: Process 4663 attached [pid 4663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4663] setpgid(0, 0) = 0 [pid 4663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4663] write(3, "1000", 4) = 4 [pid 4663] close(3) = 0 [pid 4663] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4663] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4663] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4663] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4663] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4663] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4663] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4663] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4663] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4663] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4663] write(7, "5", 1) = 1 [pid 4663] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4663] exit_group(0) = ? [pid 4663] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4664 attached , child_tidptr=0x555556c775d0) = 4664 [pid 4664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4664] setpgid(0, 0) = 0 [pid 4664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4664] write(3, "1000", 4) = 4 [pid 4664] close(3) = 0 [pid 4664] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4664] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4664] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4664] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4664] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4664] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4664] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4664] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4664] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4664] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4664] write(7, "5", 1) = 1 [pid 4664] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4664] exit_group(0) = ? [pid 4664] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4665 attached , child_tidptr=0x555556c775d0) = 4665 [pid 4665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4665] setpgid(0, 0) = 0 [pid 4665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4665] write(3, "1000", 4) = 4 [pid 4665] close(3) = 0 [pid 4665] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4665] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4665] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4665] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4665] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4665] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4665] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4665] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4665] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4665] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4665] write(7, "5", 1) = 1 [pid 4665] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4665] exit_group(0) = ? [pid 4665] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4666 ./strace-static-x86_64: Process 4666 attached [pid 4666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4666] setpgid(0, 0) = 0 [pid 4666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4666] write(3, "1000", 4) = 4 [pid 4666] close(3) = 0 [pid 4666] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4666] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4666] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4666] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4666] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4666] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4666] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4666] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4666] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4666] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4666] write(7, "5", 1) = 1 [pid 4666] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4666] exit_group(0) = ? [pid 4666] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4666, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4667 ./strace-static-x86_64: Process 4667 attached [pid 4667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4667] setpgid(0, 0) = 0 [pid 4667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4667] write(3, "1000", 4) = 4 [pid 4667] close(3) = 0 [pid 4667] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4667] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4667] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4667] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4667] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4667] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4667] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4667] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4667] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4667] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4667] write(7, "5", 1) = 1 [pid 4667] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4667] exit_group(0) = ? [pid 4667] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4667, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4668 ./strace-static-x86_64: Process 4668 attached [pid 4668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4668] setpgid(0, 0) = 0 [pid 4668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4668] write(3, "1000", 4) = 4 [pid 4668] close(3) = 0 [pid 4668] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4668] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4668] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4668] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4668] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4668] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4668] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4668] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4668] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4668] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4668] write(7, "5", 1) = 1 [pid 4668] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4668] exit_group(0) = ? [pid 4668] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4668, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4669 ./strace-static-x86_64: Process 4669 attached [pid 4669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4669] setpgid(0, 0) = 0 [pid 4669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4669] write(3, "1000", 4) = 4 [pid 4669] close(3) = 0 [pid 4669] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4669] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4669] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4669] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4669] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4669] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4669] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4669] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4669] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4669] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4669] write(7, "5", 1) = 1 [pid 4669] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4669] exit_group(0) = ? [pid 4669] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4669, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4670 ./strace-static-x86_64: Process 4670 attached [pid 4670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4670] setpgid(0, 0) = 0 [pid 4670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4670] write(3, "1000", 4) = 4 [pid 4670] close(3) = 0 [pid 4670] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4670] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4670] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4670] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4670] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4670] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4670] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4670] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4670] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4670] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4670] write(7, "5", 1) = 1 [pid 4670] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4670] exit_group(0) = ? [pid 4670] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4671 ./strace-static-x86_64: Process 4671 attached [pid 4671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4671] setpgid(0, 0) = 0 [pid 4671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4671] write(3, "1000", 4) = 4 [pid 4671] close(3) = 0 [pid 4671] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4671] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4671] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4671] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4671] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4671] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4671] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4671] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4671] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4671] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4671] write(7, "5", 1) = 1 [pid 4671] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4671] exit_group(0) = ? [pid 4671] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4672 ./strace-static-x86_64: Process 4672 attached [pid 4672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4672] setpgid(0, 0) = 0 [pid 4672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4672] write(3, "1000", 4) = 4 [pid 4672] close(3) = 0 [pid 4672] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4672] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4672] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4672] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4672] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4672] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4672] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4672] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4672] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4672] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4672] write(7, "5", 1) = 1 [pid 4672] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4672] exit_group(0) = ? [pid 4672] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4673 attached , child_tidptr=0x555556c775d0) = 4673 [pid 4673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4673] setpgid(0, 0) = 0 [pid 4673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4673] write(3, "1000", 4) = 4 [pid 4673] close(3) = 0 [pid 4673] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4673] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4673] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4673] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4673] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4673] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4673] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4673] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4673] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4673] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4673] write(7, "5", 1) = 1 [pid 4673] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4673] exit_group(0) = ? [pid 4673] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4674 attached , child_tidptr=0x555556c775d0) = 4674 [pid 4674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4674] setpgid(0, 0) = 0 [pid 4674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4674] write(3, "1000", 4) = 4 [pid 4674] close(3) = 0 [pid 4674] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4674] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4674] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4674] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4674] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4674] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4674] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4674] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4674] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4674] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4674] write(7, "5", 1) = 1 [pid 4674] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4674] exit_group(0) = ? [pid 4674] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4675 ./strace-static-x86_64: Process 4675 attached [pid 4675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4675] setpgid(0, 0) = 0 [pid 4675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4675] write(3, "1000", 4) = 4 [pid 4675] close(3) = 0 [pid 4675] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4675] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4675] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4675] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4675] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4675] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4675] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4675] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4675] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4675] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4675] write(7, "5", 1) = 1 [pid 4675] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4675] exit_group(0) = ? [pid 4675] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4676 ./strace-static-x86_64: Process 4676 attached [pid 4676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4676] setpgid(0, 0) = 0 [pid 4676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4676] write(3, "1000", 4) = 4 [pid 4676] close(3) = 0 [pid 4676] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4676] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4676] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4676] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4676] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4676] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4676] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4676] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4676] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4676] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4676] write(7, "5", 1) = 1 [pid 4676] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4676] exit_group(0) = ? [pid 4676] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4677 ./strace-static-x86_64: Process 4677 attached [pid 4677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4677] setpgid(0, 0) = 0 [pid 4677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4677] write(3, "1000", 4) = 4 [pid 4677] close(3) = 0 [pid 4677] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4677] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4677] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4677] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4677] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4677] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4677] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4677] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4677] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4677] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4677] write(7, "5", 1) = 1 [pid 4677] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4677] exit_group(0) = ? [pid 4677] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4678 ./strace-static-x86_64: Process 4678 attached [pid 4678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4678] setpgid(0, 0) = 0 [pid 4678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4678] write(3, "1000", 4) = 4 [pid 4678] close(3) = 0 [pid 4678] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4678] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4678] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4678] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4678] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4678] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4678] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4678] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4678] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4678] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4678] write(7, "5", 1) = 1 [pid 4678] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4678] exit_group(0) = ? [pid 4678] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4679 ./strace-static-x86_64: Process 4679 attached [pid 4679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4679] setpgid(0, 0) = 0 [pid 4679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4679] write(3, "1000", 4) = 4 [pid 4679] close(3) = 0 [pid 4679] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4679] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4679] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4679] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4679] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4679] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4679] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4679] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4679] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4679] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4679] write(7, "5", 1) = 1 [pid 4679] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4679] exit_group(0) = ? [pid 4679] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4680 ./strace-static-x86_64: Process 4680 attached [pid 4680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4680] setpgid(0, 0) = 0 [pid 4680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4680] write(3, "1000", 4) = 4 [pid 4680] close(3) = 0 [pid 4680] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4680] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4680] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4680] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4680] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4680] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4680] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4680] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4680] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4680] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4680] write(7, "5", 1) = 1 [pid 4680] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4680] exit_group(0) = ? [pid 4680] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4681 ./strace-static-x86_64: Process 4681 attached [pid 4681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4681] setpgid(0, 0) = 0 [pid 4681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4681] write(3, "1000", 4) = 4 [pid 4681] close(3) = 0 [pid 4681] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4681] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4681] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4681] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4681] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4681] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4681] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4681] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4681] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4681] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4681] write(7, "5", 1) = 1 [pid 4681] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4681] exit_group(0) = ? [pid 4681] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4682 attached , child_tidptr=0x555556c775d0) = 4682 [pid 4682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4682] setpgid(0, 0) = 0 [pid 4682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4682] write(3, "1000", 4) = 4 [pid 4682] close(3) = 0 [pid 4682] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4682] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4682] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4682] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4682] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4682] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4682] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4682] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4682] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4682] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4682] write(7, "5", 1) = 1 [pid 4682] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4682] exit_group(0) = ? [pid 4682] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4683 ./strace-static-x86_64: Process 4683 attached [pid 4683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4683] setpgid(0, 0) = 0 [pid 4683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4683] write(3, "1000", 4) = 4 [pid 4683] close(3) = 0 [pid 4683] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4683] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4683] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4683] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4683] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4683] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4683] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4683] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4683] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4683] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4683] write(7, "5", 1) = 1 [pid 4683] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4683] exit_group(0) = ? [pid 4683] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4684 ./strace-static-x86_64: Process 4684 attached [pid 4684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4684] setpgid(0, 0) = 0 [pid 4684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4684] write(3, "1000", 4) = 4 [pid 4684] close(3) = 0 [pid 4684] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4684] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4684] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4684] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4684] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4684] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4684] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4684] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4684] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4684] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4684] write(7, "5", 1) = 1 [pid 4684] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4684] exit_group(0) = ? [pid 4684] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4685 attached , child_tidptr=0x555556c775d0) = 4685 [pid 4685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4685] setpgid(0, 0) = 0 [pid 4685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4685] write(3, "1000", 4) = 4 [pid 4685] close(3) = 0 [pid 4685] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4685] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4685] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4685] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4685] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4685] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4685] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4685] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4685] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4685] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4685] write(7, "5", 1) = 1 [pid 4685] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4685] exit_group(0) = ? [pid 4685] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4685, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4687 ./strace-static-x86_64: Process 4687 attached [pid 4687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4687] setpgid(0, 0) = 0 [pid 4687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4687] write(3, "1000", 4) = 4 [pid 4687] close(3) = 0 [pid 4687] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4687] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4687] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4687] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4687] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4687] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4687] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4687] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4687] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4687] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4687] write(7, "5", 1) = 1 [pid 4687] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4687] exit_group(0) = ? [pid 4687] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4688 ./strace-static-x86_64: Process 4688 attached [pid 4688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4688] setpgid(0, 0) = 0 [pid 4688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4688] write(3, "1000", 4) = 4 [pid 4688] close(3) = 0 [pid 4688] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4688] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4688] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4688] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4688] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4688] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4688] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4688] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4688] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4688] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4688] write(7, "5", 1) = 1 [pid 4688] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4688] exit_group(0) = ? [pid 4688] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4689 ./strace-static-x86_64: Process 4689 attached [pid 4689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4689] setpgid(0, 0) = 0 [pid 4689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4689] write(3, "1000", 4) = 4 [pid 4689] close(3) = 0 [pid 4689] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4689] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4689] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4689] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4689] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4689] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4689] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4689] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4689] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4689] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4689] write(7, "5", 1) = 1 [pid 4689] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4689] exit_group(0) = ? [pid 4689] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4690 ./strace-static-x86_64: Process 4690 attached [pid 4690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4690] setpgid(0, 0) = 0 [pid 4690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4690] write(3, "1000", 4) = 4 [pid 4690] close(3) = 0 [pid 4690] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4690] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4690] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4690] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4690] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4690] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4690] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4690] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4690] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4690] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4690] write(7, "5", 1) = 1 [pid 4690] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4690] exit_group(0) = ? [pid 4690] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4691 ./strace-static-x86_64: Process 4691 attached [pid 4691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4691] setpgid(0, 0) = 0 [pid 4691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4691] write(3, "1000", 4) = 4 [pid 4691] close(3) = 0 [pid 4691] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4691] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4691] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4691] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4691] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4691] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4691] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4691] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4691] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4691] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4691] write(7, "5", 1) = 1 [pid 4691] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4691] exit_group(0) = ? [pid 4691] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4692 attached , child_tidptr=0x555556c775d0) = 4692 [pid 4692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4692] setpgid(0, 0) = 0 [pid 4692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4692] write(3, "1000", 4) = 4 [pid 4692] close(3) = 0 [pid 4692] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4692] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4692] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4692] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4692] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4692] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4692] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4692] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4692] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4692] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4692] write(7, "5", 1) = 1 [pid 4692] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4692] exit_group(0) = ? [pid 4692] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4693 ./strace-static-x86_64: Process 4693 attached [pid 4693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4693] setpgid(0, 0) = 0 [pid 4693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4693] write(3, "1000", 4) = 4 [pid 4693] close(3) = 0 [pid 4693] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4693] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4693] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4693] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4693] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4693] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4693] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4693] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4693] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4693] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4693] write(7, "5", 1) = 1 [pid 4693] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4693] exit_group(0) = ? [pid 4693] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4694 ./strace-static-x86_64: Process 4694 attached [pid 4694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4694] setpgid(0, 0) = 0 [pid 4694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4694] write(3, "1000", 4) = 4 [pid 4694] close(3) = 0 [pid 4694] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4694] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4694] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4694] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4694] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4694] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4694] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4694] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4694] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4694] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4694] write(7, "5", 1) = 1 [pid 4694] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4694] exit_group(0) = ? [pid 4694] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4695 ./strace-static-x86_64: Process 4695 attached [pid 4695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4695] setpgid(0, 0) = 0 [pid 4695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4695] write(3, "1000", 4) = 4 [pid 4695] close(3) = 0 [pid 4695] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4695] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4695] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4695] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4695] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4695] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4695] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4695] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4695] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4695] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4695] write(7, "5", 1) = 1 [pid 4695] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4695] exit_group(0) = ? [pid 4695] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4696 ./strace-static-x86_64: Process 4696 attached [pid 4696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4696] setpgid(0, 0) = 0 [pid 4696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4696] write(3, "1000", 4) = 4 [pid 4696] close(3) = 0 [pid 4696] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4696] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4696] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4696] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4696] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4696] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4696] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4696] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4696] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4696] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4696] write(7, "5", 1) = 1 [pid 4696] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4696] exit_group(0) = ? [pid 4696] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4697 attached , child_tidptr=0x555556c775d0) = 4697 [pid 4697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4697] setpgid(0, 0) = 0 [pid 4697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4697] write(3, "1000", 4) = 4 [pid 4697] close(3) = 0 [pid 4697] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4697] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4697] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4697] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4697] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4697] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4697] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4697] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4697] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4697] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4697] write(7, "5", 1) = 1 [pid 4697] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4697] exit_group(0) = ? [pid 4697] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4698 ./strace-static-x86_64: Process 4698 attached [pid 4698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4698] setpgid(0, 0) = 0 [pid 4698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4698] write(3, "1000", 4) = 4 [pid 4698] close(3) = 0 [pid 4698] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4698] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4698] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4698] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4698] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4698] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4698] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4698] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4698] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4698] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4698] write(7, "5", 1) = 1 [pid 4698] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4698] exit_group(0) = ? [pid 4698] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4699 ./strace-static-x86_64: Process 4699 attached [pid 4699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4699] setpgid(0, 0) = 0 [pid 4699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4699] write(3, "1000", 4) = 4 [pid 4699] close(3) = 0 [pid 4699] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4699] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4699] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4699] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4699] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4699] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4699] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4699] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4699] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4699] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4699] write(7, "5", 1) = 1 [pid 4699] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4699] exit_group(0) = ? [pid 4699] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4700 attached , child_tidptr=0x555556c775d0) = 4700 [pid 4700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4700] setpgid(0, 0) = 0 [pid 4700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4700] write(3, "1000", 4) = 4 [pid 4700] close(3) = 0 [pid 4700] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4700] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4700] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4700] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4700] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4700] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4700] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4700] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4700] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4700] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4700] write(7, "5", 1) = 1 [pid 4700] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4700] exit_group(0) = ? [pid 4700] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4701 ./strace-static-x86_64: Process 4701 attached [pid 4701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4701] setpgid(0, 0) = 0 [pid 4701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4701] write(3, "1000", 4) = 4 [pid 4701] close(3) = 0 [pid 4701] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4701] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4701] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4701] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4701] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4701] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4701] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4701] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4701] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4701] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4701] write(7, "5", 1) = 1 [pid 4701] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4701] exit_group(0) = ? [pid 4701] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4702 ./strace-static-x86_64: Process 4702 attached [pid 4702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4702] setpgid(0, 0) = 0 [pid 4702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4702] write(3, "1000", 4) = 4 [pid 4702] close(3) = 0 [pid 4702] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4702] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4702] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4702] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4702] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4702] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4702] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4702] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4702] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4702] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4702] write(7, "5", 1) = 1 [pid 4702] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4702] exit_group(0) = ? [pid 4702] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4703 ./strace-static-x86_64: Process 4703 attached [pid 4703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4703] setpgid(0, 0) = 0 [pid 4703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4703] write(3, "1000", 4) = 4 [pid 4703] close(3) = 0 [pid 4703] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4703] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4703] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4703] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4703] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4703] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4703] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4703] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4703] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4703] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4703] write(7, "5", 1) = 1 [pid 4703] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4703] exit_group(0) = ? [pid 4703] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4704 ./strace-static-x86_64: Process 4704 attached [pid 4704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4704] setpgid(0, 0) = 0 [pid 4704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4704] write(3, "1000", 4) = 4 [pid 4704] close(3) = 0 [pid 4704] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4704] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4704] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4704] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4704] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4704] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4704] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4704] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4704] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4704] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4704] write(7, "5", 1) = 1 [pid 4704] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4704] exit_group(0) = ? [pid 4704] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4705 ./strace-static-x86_64: Process 4705 attached [pid 4705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4705] setpgid(0, 0) = 0 [pid 4705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4705] write(3, "1000", 4) = 4 [pid 4705] close(3) = 0 [pid 4705] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4705] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4705] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4705] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4705] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4705] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4705] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4705] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4705] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4705] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4705] write(7, "5", 1) = 1 [pid 4705] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4705] exit_group(0) = ? [pid 4705] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4706 ./strace-static-x86_64: Process 4706 attached [pid 4706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4706] setpgid(0, 0) = 0 [pid 4706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4706] write(3, "1000", 4) = 4 [pid 4706] close(3) = 0 [pid 4706] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4706] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4706] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4706] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4706] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4706] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4706] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4706] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4706] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4706] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4706] write(7, "5", 1) = 1 [pid 4706] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4706] exit_group(0) = ? [pid 4706] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4707 ./strace-static-x86_64: Process 4707 attached [pid 4707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4707] setpgid(0, 0) = 0 [pid 4707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4707] write(3, "1000", 4) = 4 [pid 4707] close(3) = 0 [pid 4707] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4707] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4707] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4707] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4707] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4707] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4707] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4707] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4707] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4707] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4707] write(7, "5", 1) = 1 [pid 4707] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4707] exit_group(0) = ? [pid 4707] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4708 attached , child_tidptr=0x555556c775d0) = 4708 [pid 4708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4708] setpgid(0, 0) = 0 [pid 4708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4708] write(3, "1000", 4) = 4 [pid 4708] close(3) = 0 [pid 4708] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4708] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4708] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4708] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4708] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4708] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4708] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4708] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4708] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4708] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4708] write(7, "5", 1) = 1 [pid 4708] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4708] exit_group(0) = ? [pid 4708] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4709 attached , child_tidptr=0x555556c775d0) = 4709 [pid 4709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4709] setpgid(0, 0) = 0 [pid 4709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4709] write(3, "1000", 4) = 4 [pid 4709] close(3) = 0 [pid 4709] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4709] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4709] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4709] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4709] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4709] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4709] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4709] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4709] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4709] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4709] write(7, "5", 1) = 1 [pid 4709] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4709] exit_group(0) = ? [pid 4709] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4709, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4710 attached , child_tidptr=0x555556c775d0) = 4710 [pid 4710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4710] setpgid(0, 0) = 0 [pid 4710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4710] write(3, "1000", 4) = 4 [pid 4710] close(3) = 0 [pid 4710] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4710] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4710] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4710] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4710] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4710] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4710] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4710] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4710] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4710] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4710] write(7, "5", 1) = 1 [pid 4710] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4710] exit_group(0) = ? [pid 4710] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4711 attached , child_tidptr=0x555556c775d0) = 4711 [pid 4711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4711] setpgid(0, 0) = 0 [pid 4711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4711] write(3, "1000", 4) = 4 [pid 4711] close(3) = 0 [pid 4711] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4711] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4711] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4711] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4711] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4711] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4711] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4711] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4711] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4711] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4711] write(7, "5", 1) = 1 [pid 4711] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4711] exit_group(0) = ? [pid 4711] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4712 ./strace-static-x86_64: Process 4712 attached [pid 4712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4712] setpgid(0, 0) = 0 [pid 4712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4712] write(3, "1000", 4) = 4 [pid 4712] close(3) = 0 [pid 4712] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4712] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4712] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4712] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4712] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4712] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4712] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4712] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4712] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4712] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4712] write(7, "5", 1) = 1 [pid 4712] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4712] exit_group(0) = ? [pid 4712] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4713 ./strace-static-x86_64: Process 4713 attached [pid 4713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4713] setpgid(0, 0) = 0 [pid 4713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4713] write(3, "1000", 4) = 4 [pid 4713] close(3) = 0 [pid 4713] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4713] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4713] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4713] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4713] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4713] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4713] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4713] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4713] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4713] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4713] write(7, "5", 1) = 1 [pid 4713] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4713] exit_group(0) = ? [pid 4713] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4714 ./strace-static-x86_64: Process 4714 attached [pid 4714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4714] setpgid(0, 0) = 0 [pid 4714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4714] write(3, "1000", 4) = 4 [pid 4714] close(3) = 0 [pid 4714] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4714] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4714] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4714] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4714] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4714] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4714] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4714] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4714] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4714] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4714] write(7, "5", 1) = 1 [pid 4714] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4714] exit_group(0) = ? [pid 4714] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4714, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4715 ./strace-static-x86_64: Process 4715 attached [pid 4715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4715] setpgid(0, 0) = 0 [pid 4715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4715] write(3, "1000", 4) = 4 [pid 4715] close(3) = 0 [pid 4715] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4715] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4715] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4715] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4715] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4715] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4715] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4715] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4715] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4715] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4715] write(7, "5", 1) = 1 [pid 4715] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4715] exit_group(0) = ? [pid 4715] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4716 ./strace-static-x86_64: Process 4716 attached [pid 4716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4716] setpgid(0, 0) = 0 [pid 4716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4716] write(3, "1000", 4) = 4 [pid 4716] close(3) = 0 [pid 4716] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4716] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4716] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4716] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4716] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4716] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4716] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4716] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4716] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4716] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4716] write(7, "5", 1) = 1 [pid 4716] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4716] exit_group(0) = ? [pid 4716] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4717 attached , child_tidptr=0x555556c775d0) = 4717 [pid 4717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4717] setpgid(0, 0) = 0 [pid 4717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4717] write(3, "1000", 4) = 4 [pid 4717] close(3) = 0 [pid 4717] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4717] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4717] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4717] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4717] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4717] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4717] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4717] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4717] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4717] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4717] write(7, "5", 1) = 1 [pid 4717] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4717] exit_group(0) = ? [pid 4717] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4718 ./strace-static-x86_64: Process 4718 attached [pid 4718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4718] setpgid(0, 0) = 0 [pid 4718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4718] write(3, "1000", 4) = 4 [pid 4718] close(3) = 0 [pid 4718] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4718] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4718] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4718] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4718] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4718] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4718] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4718] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4718] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4718] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4718] write(7, "5", 1) = 1 [pid 4718] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4718] exit_group(0) = ? [pid 4718] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4718, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4719 ./strace-static-x86_64: Process 4719 attached [pid 4719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4719] setpgid(0, 0) = 0 [pid 4719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4719] write(3, "1000", 4) = 4 [pid 4719] close(3) = 0 [pid 4719] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4719] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4719] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4719] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4719] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4719] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4719] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4719] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4719] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4719] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4719] write(7, "5", 1) = 1 [pid 4719] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4719] exit_group(0) = ? [pid 4719] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4719, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4720 ./strace-static-x86_64: Process 4720 attached [pid 4720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4720] setpgid(0, 0) = 0 [pid 4720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4720] write(3, "1000", 4) = 4 [pid 4720] close(3) = 0 [pid 4720] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4720] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4720] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4720] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4720] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4720] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4720] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4720] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4720] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4720] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4720] write(7, "5", 1) = 1 [pid 4720] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4720] exit_group(0) = ? [pid 4720] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4721 ./strace-static-x86_64: Process 4721 attached [pid 4721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4721] setpgid(0, 0) = 0 [pid 4721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4721] write(3, "1000", 4) = 4 [pid 4721] close(3) = 0 [pid 4721] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4721] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4721] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4721] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4721] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4721] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4721] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4721] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4721] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4721] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4721] write(7, "5", 1) = 1 [pid 4721] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4721] exit_group(0) = ? [pid 4721] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4722 ./strace-static-x86_64: Process 4722 attached [pid 4722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4722] setpgid(0, 0) = 0 [pid 4722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4722] write(3, "1000", 4) = 4 [pid 4722] close(3) = 0 [pid 4722] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4722] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4722] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4722] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4722] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4722] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4722] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4722] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4722] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4722] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4722] write(7, "5", 1) = 1 [pid 4722] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4722] exit_group(0) = ? [pid 4722] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4722, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4723 ./strace-static-x86_64: Process 4723 attached [pid 4723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4723] setpgid(0, 0) = 0 [pid 4723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4723] write(3, "1000", 4) = 4 [pid 4723] close(3) = 0 [pid 4723] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4723] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4723] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4723] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4723] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4723] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4723] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4723] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4723] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4723] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4723] write(7, "5", 1) = 1 [pid 4723] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4723] exit_group(0) = ? [pid 4723] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4723, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4724 attached , child_tidptr=0x555556c775d0) = 4724 [pid 4724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4724] setpgid(0, 0) = 0 [pid 4724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4724] write(3, "1000", 4) = 4 [pid 4724] close(3) = 0 [pid 4724] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4724] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4724] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4724] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4724] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4724] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4724] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4724] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4724] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4724] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4724] write(7, "5", 1) = 1 [pid 4724] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4724] exit_group(0) = ? [pid 4724] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4724, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4725 ./strace-static-x86_64: Process 4725 attached [pid 4725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4725] setpgid(0, 0) = 0 [pid 4725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4725] write(3, "1000", 4) = 4 [pid 4725] close(3) = 0 [pid 4725] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4725] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4725] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4725] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4725] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4725] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4725] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4725] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4725] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4725] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4725] write(7, "5", 1) = 1 [pid 4725] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4725] exit_group(0) = ? [pid 4725] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4726 ./strace-static-x86_64: Process 4726 attached [pid 4726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4726] setpgid(0, 0) = 0 [pid 4726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4726] write(3, "1000", 4) = 4 [pid 4726] close(3) = 0 [pid 4726] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4726] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4726] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4726] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4726] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4726] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4726] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4726] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4726] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4726] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4726] write(7, "5", 1) = 1 [pid 4726] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4726] exit_group(0) = ? [pid 4726] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4727 attached , child_tidptr=0x555556c775d0) = 4727 [pid 4727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4727] setpgid(0, 0) = 0 [pid 4727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4727] write(3, "1000", 4) = 4 [pid 4727] close(3) = 0 [pid 4727] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4727] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4727] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4727] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4727] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4727] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4727] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4727] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4727] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4727] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4727] write(7, "5", 1) = 1 [pid 4727] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4727] exit_group(0) = ? [pid 4727] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4728 ./strace-static-x86_64: Process 4728 attached [pid 4728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4728] setpgid(0, 0) = 0 [pid 4728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4728] write(3, "1000", 4) = 4 [pid 4728] close(3) = 0 [pid 4728] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4728] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4728] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4728] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4728] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4728] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4728] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4728] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4728] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4728] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4728] write(7, "5", 1) = 1 [pid 4728] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4728] exit_group(0) = ? [pid 4728] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4728, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4729 ./strace-static-x86_64: Process 4729 attached [pid 4729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4729] setpgid(0, 0) = 0 [pid 4729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4729] write(3, "1000", 4) = 4 [pid 4729] close(3) = 0 [pid 4729] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4729] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4729] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4729] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4729] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4729] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4729] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4729] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4729] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4729] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4729] write(7, "5", 1) = 1 [pid 4729] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4729] exit_group(0) = ? [pid 4729] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4730 ./strace-static-x86_64: Process 4730 attached [pid 4730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4730] setpgid(0, 0) = 0 [pid 4730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4730] write(3, "1000", 4) = 4 [pid 4730] close(3) = 0 [pid 4730] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4730] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4730] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4730] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4730] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4730] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4730] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4730] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4730] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4730] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4730] write(7, "5", 1) = 1 [pid 4730] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4730] exit_group(0) = ? [pid 4730] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4731 ./strace-static-x86_64: Process 4731 attached [pid 4731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4731] setpgid(0, 0) = 0 [pid 4731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4731] write(3, "1000", 4) = 4 [pid 4731] close(3) = 0 [pid 4731] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4731] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4731] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4731] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4731] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4731] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4731] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4731] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4731] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4731] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4731] write(7, "5", 1) = 1 [pid 4731] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4731] exit_group(0) = ? [pid 4731] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4731, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4732 ./strace-static-x86_64: Process 4732 attached [pid 4732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4732] setpgid(0, 0) = 0 [pid 4732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4732] write(3, "1000", 4) = 4 [pid 4732] close(3) = 0 [pid 4732] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4732] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4732] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4732] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4732] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4732] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4732] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4732] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4732] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4732] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4732] write(7, "5", 1) = 1 [pid 4732] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4732] exit_group(0) = ? [pid 4732] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4733 ./strace-static-x86_64: Process 4733 attached [pid 4733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4733] setpgid(0, 0) = 0 [pid 4733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4733] write(3, "1000", 4) = 4 [pid 4733] close(3) = 0 [pid 4733] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4733] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4733] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4733] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4733] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4733] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4733] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4733] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4733] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4733] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4733] write(7, "5", 1) = 1 [pid 4733] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4733] exit_group(0) = ? [pid 4733] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4734 ./strace-static-x86_64: Process 4734 attached [pid 4734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4734] setpgid(0, 0) = 0 [pid 4734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4734] write(3, "1000", 4) = 4 [pid 4734] close(3) = 0 [pid 4734] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4734] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4734] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4734] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4734] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4734] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4734] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4734] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4734] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4734] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4734] write(7, "5", 1) = 1 [pid 4734] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4734] exit_group(0) = ? [pid 4734] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4735 ./strace-static-x86_64: Process 4735 attached [pid 4735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4735] setpgid(0, 0) = 0 [pid 4735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4735] write(3, "1000", 4) = 4 [pid 4735] close(3) = 0 [pid 4735] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4735] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4735] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4735] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4735] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4735] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4735] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4735] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4735] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4735] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4735] write(7, "5", 1) = 1 [pid 4735] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4735] exit_group(0) = ? [pid 4735] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4736 attached , child_tidptr=0x555556c775d0) = 4736 [pid 4736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4736] setpgid(0, 0) = 0 [pid 4736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4736] write(3, "1000", 4) = 4 [pid 4736] close(3) = 0 [pid 4736] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4736] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4736] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4736] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4736] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4736] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4736] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4736] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4736] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4736] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4736] write(7, "5", 1) = 1 [pid 4736] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4736] exit_group(0) = ? [pid 4736] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4737 ./strace-static-x86_64: Process 4737 attached [pid 4737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4737] setpgid(0, 0) = 0 [pid 4737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4737] write(3, "1000", 4) = 4 [pid 4737] close(3) = 0 [pid 4737] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4737] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4737] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4737] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4737] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4737] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4737] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4737] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4737] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4737] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4737] write(7, "5", 1) = 1 [pid 4737] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4737] exit_group(0) = ? [pid 4737] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4738 ./strace-static-x86_64: Process 4738 attached [pid 4738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4738] setpgid(0, 0) = 0 [pid 4738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4738] write(3, "1000", 4) = 4 [pid 4738] close(3) = 0 [pid 4738] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4738] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4738] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4738] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4738] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4738] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4738] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4738] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4738] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4738] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4738] write(7, "5", 1) = 1 [pid 4738] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4738] exit_group(0) = ? [pid 4738] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4738, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4739 attached , child_tidptr=0x555556c775d0) = 4739 [pid 4739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4739] setpgid(0, 0) = 0 [pid 4739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4739] write(3, "1000", 4) = 4 [pid 4739] close(3) = 0 [pid 4739] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4739] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4739] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4739] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4739] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4739] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4739] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4739] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4739] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4739] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4739] write(7, "5", 1) = 1 [pid 4739] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4739] exit_group(0) = ? [pid 4739] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4740 ./strace-static-x86_64: Process 4740 attached [pid 4740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4740] setpgid(0, 0) = 0 [pid 4740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4740] write(3, "1000", 4) = 4 [pid 4740] close(3) = 0 [pid 4740] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4740] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4740] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4740] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4740] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4740] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4740] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4740] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4740] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4740] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4740] write(7, "5", 1) = 1 [pid 4740] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4740] exit_group(0) = ? [pid 4740] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4741 ./strace-static-x86_64: Process 4741 attached [pid 4741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4741] setpgid(0, 0) = 0 [pid 4741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4741] write(3, "1000", 4) = 4 [pid 4741] close(3) = 0 [pid 4741] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4741] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4741] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4741] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4741] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4741] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4741] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4741] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4741] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4741] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4741] write(7, "5", 1) = 1 [pid 4741] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4741] exit_group(0) = ? [pid 4741] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4741, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4742 ./strace-static-x86_64: Process 4742 attached [pid 4742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4742] setpgid(0, 0) = 0 [pid 4742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4742] write(3, "1000", 4) = 4 [pid 4742] close(3) = 0 [pid 4742] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4742] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4742] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4742] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4742] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4742] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4742] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4742] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4742] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4742] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4742] write(7, "5", 1) = 1 [pid 4742] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4742] exit_group(0) = ? [pid 4742] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4742, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4743 attached , child_tidptr=0x555556c775d0) = 4743 [pid 4743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4743] setpgid(0, 0) = 0 [pid 4743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4743] write(3, "1000", 4) = 4 [pid 4743] close(3) = 0 [pid 4743] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4743] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4743] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4743] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4743] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4743] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4743] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4743] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4743] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4743] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4743] write(7, "5", 1) = 1 [pid 4743] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4743] exit_group(0) = ? [pid 4743] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4744 ./strace-static-x86_64: Process 4744 attached [pid 4744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4744] setpgid(0, 0) = 0 [pid 4744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4744] write(3, "1000", 4) = 4 [pid 4744] close(3) = 0 [pid 4744] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4744] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4744] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4744] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4744] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4744] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4744] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4744] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4744] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4744] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4744] write(7, "5", 1) = 1 [pid 4744] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4744] exit_group(0) = ? [pid 4744] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4745 ./strace-static-x86_64: Process 4745 attached [pid 4745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4745] setpgid(0, 0) = 0 [pid 4745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4745] write(3, "1000", 4) = 4 [pid 4745] close(3) = 0 [pid 4745] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4745] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4745] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4745] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4745] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4745] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4745] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4745] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4745] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4745] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4745] write(7, "5", 1) = 1 [pid 4745] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4745] exit_group(0) = ? [pid 4745] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4745, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4746 ./strace-static-x86_64: Process 4746 attached [pid 4746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4746] setpgid(0, 0) = 0 [pid 4746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4746] write(3, "1000", 4) = 4 [pid 4746] close(3) = 0 [pid 4746] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4746] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4746] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4746] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4746] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4746] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4746] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4746] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4746] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4746] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4746] write(7, "5", 1) = 1 [pid 4746] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4746] exit_group(0) = ? [pid 4746] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4746, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4747 ./strace-static-x86_64: Process 4747 attached [pid 4747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4747] setpgid(0, 0) = 0 [pid 4747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4747] write(3, "1000", 4) = 4 [pid 4747] close(3) = 0 [pid 4747] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4747] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4747] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4747] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4747] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4747] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4747] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4747] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4747] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4747] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4747] write(7, "5", 1) = 1 [pid 4747] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4747] exit_group(0) = ? [pid 4747] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4747, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4748 ./strace-static-x86_64: Process 4748 attached [pid 4748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4748] setpgid(0, 0) = 0 [pid 4748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4748] write(3, "1000", 4) = 4 [pid 4748] close(3) = 0 [pid 4748] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4748] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4748] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4748] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4748] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4748] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4748] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4748] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4748] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4748] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4748] write(7, "5", 1) = 1 [pid 4748] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4748] exit_group(0) = ? [pid 4748] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4749 ./strace-static-x86_64: Process 4749 attached [pid 4749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4749] setpgid(0, 0) = 0 [pid 4749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4749] write(3, "1000", 4) = 4 [pid 4749] close(3) = 0 [pid 4749] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4749] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4749] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4749] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4749] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4749] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4749] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4749] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4749] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4749] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4749] write(7, "5", 1) = 1 [pid 4749] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4749] exit_group(0) = ? [pid 4749] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4749, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4750 ./strace-static-x86_64: Process 4750 attached [pid 4750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4750] setpgid(0, 0) = 0 [pid 4750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4750] write(3, "1000", 4) = 4 [pid 4750] close(3) = 0 [pid 4750] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4750] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4750] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4750] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4750] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4750] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4750] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4750] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4750] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4750] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4750] write(7, "5", 1) = 1 [pid 4750] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4750] exit_group(0) = ? [pid 4750] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4750, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4751 ./strace-static-x86_64: Process 4751 attached [pid 4751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4751] setpgid(0, 0) = 0 [pid 4751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4751] write(3, "1000", 4) = 4 [pid 4751] close(3) = 0 [pid 4751] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4751] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4751] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4751] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4751] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4751] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4751] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4751] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4751] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4751] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4751] write(7, "5", 1) = 1 [pid 4751] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4751] exit_group(0) = ? [pid 4751] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4751, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4752 ./strace-static-x86_64: Process 4752 attached [pid 4752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4752] setpgid(0, 0) = 0 [pid 4752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4752] write(3, "1000", 4) = 4 [pid 4752] close(3) = 0 [pid 4752] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4752] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4752] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4752] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4752] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4752] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4752] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4752] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4752] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4752] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4752] write(7, "5", 1) = 1 [pid 4752] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4752] exit_group(0) = ? [pid 4752] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4753 ./strace-static-x86_64: Process 4753 attached [pid 4753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4753] setpgid(0, 0) = 0 [pid 4753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4753] write(3, "1000", 4) = 4 [pid 4753] close(3) = 0 [pid 4753] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4753] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4753] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4753] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4753] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4753] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4753] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4753] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4753] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4753] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4753] write(7, "5", 1) = 1 [pid 4753] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4753] exit_group(0) = ? [pid 4753] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4753, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4754 ./strace-static-x86_64: Process 4754 attached [pid 4754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4754] setpgid(0, 0) = 0 [pid 4754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4754] write(3, "1000", 4) = 4 [pid 4754] close(3) = 0 [pid 4754] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4754] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4754] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4754] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4754] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4754] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4754] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4754] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4754] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4754] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4754] write(7, "5", 1) = 1 [pid 4754] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4754] exit_group(0) = ? [pid 4754] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4755 ./strace-static-x86_64: Process 4755 attached [pid 4755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4755] setpgid(0, 0) = 0 [pid 4755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4755] write(3, "1000", 4) = 4 [pid 4755] close(3) = 0 [pid 4755] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4755] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4755] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4755] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4755] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4755] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4755] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4755] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4755] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4755] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4755] write(7, "5", 1) = 1 [pid 4755] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4755] exit_group(0) = ? [pid 4755] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4756 ./strace-static-x86_64: Process 4756 attached [pid 4756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4756] setpgid(0, 0) = 0 [pid 4756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4756] write(3, "1000", 4) = 4 [pid 4756] close(3) = 0 [pid 4756] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4756] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4756] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4756] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4756] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4756] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4756] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4756] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4756] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4756] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4756] write(7, "5", 1) = 1 [pid 4756] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4756] exit_group(0) = ? [pid 4756] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4756, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4757 ./strace-static-x86_64: Process 4757 attached [pid 4757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4757] setpgid(0, 0) = 0 [pid 4757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4757] write(3, "1000", 4) = 4 [pid 4757] close(3) = 0 [pid 4757] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4757] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4757] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4757] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4757] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4757] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4757] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4757] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4757] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4757] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4757] write(7, "5", 1) = 1 [pid 4757] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4757] exit_group(0) = ? [pid 4757] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4757, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4758 attached , child_tidptr=0x555556c775d0) = 4758 [pid 4758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4758] setpgid(0, 0) = 0 [pid 4758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4758] write(3, "1000", 4) = 4 [pid 4758] close(3) = 0 [pid 4758] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4758] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4758] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4758] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4758] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4758] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4758] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4758] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4758] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4758] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4758] write(7, "5", 1) = 1 [pid 4758] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4758] exit_group(0) = ? [pid 4758] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4759 attached , child_tidptr=0x555556c775d0) = 4759 [pid 4759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4759] setpgid(0, 0) = 0 [pid 4759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4759] write(3, "1000", 4) = 4 [pid 4759] close(3) = 0 [pid 4759] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4759] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4759] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4759] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4759] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4759] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4759] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4759] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4759] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4759] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4759] write(7, "5", 1) = 1 [pid 4759] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4759] exit_group(0) = ? [pid 4759] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4759, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4760 ./strace-static-x86_64: Process 4760 attached [pid 4760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4760] setpgid(0, 0) = 0 [pid 4760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4760] write(3, "1000", 4) = 4 [pid 4760] close(3) = 0 [pid 4760] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4760] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4760] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4760] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4760] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4760] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4760] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4760] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4760] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4760] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4760] write(7, "5", 1) = 1 [pid 4760] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4760] exit_group(0) = ? [pid 4760] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4761 attached , child_tidptr=0x555556c775d0) = 4761 [pid 4761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4761] setpgid(0, 0) = 0 [pid 4761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4761] write(3, "1000", 4) = 4 [pid 4761] close(3) = 0 [pid 4761] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4761] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4761] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4761] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4761] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4761] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4761] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4761] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4761] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4761] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4761] write(7, "5", 1) = 1 [pid 4761] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4761] exit_group(0) = ? [pid 4761] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4762 ./strace-static-x86_64: Process 4762 attached [pid 4762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4762] setpgid(0, 0) = 0 [pid 4762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4762] write(3, "1000", 4) = 4 [pid 4762] close(3) = 0 [pid 4762] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4762] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4762] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4762] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4762] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4762] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4762] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4762] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4762] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4762] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4762] write(7, "5", 1) = 1 [pid 4762] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4762] exit_group(0) = ? [pid 4762] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4763 attached , child_tidptr=0x555556c775d0) = 4763 [pid 4763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4763] setpgid(0, 0) = 0 [pid 4763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4763] write(3, "1000", 4) = 4 [pid 4763] close(3) = 0 [pid 4763] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4763] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4763] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4763] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4763] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4763] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4763] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4763] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4763] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4763] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4763] write(7, "5", 1) = 1 [pid 4763] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4763] exit_group(0) = ? [pid 4763] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4764 ./strace-static-x86_64: Process 4764 attached [pid 4764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4764] setpgid(0, 0) = 0 [pid 4764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4764] write(3, "1000", 4) = 4 [pid 4764] close(3) = 0 [pid 4764] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4764] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4764] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4764] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4764] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4764] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4764] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4764] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4764] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4764] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4764] write(7, "5", 1) = 1 [pid 4764] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4764] exit_group(0) = ? [pid 4764] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4764, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4765 ./strace-static-x86_64: Process 4765 attached [pid 4765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4765] setpgid(0, 0) = 0 [pid 4765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4765] write(3, "1000", 4) = 4 [pid 4765] close(3) = 0 [pid 4765] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4765] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4765] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4765] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4765] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4765] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4765] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4765] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4765] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4765] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4765] write(7, "5", 1) = 1 [pid 4765] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4765] exit_group(0) = ? [pid 4765] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4766 attached , child_tidptr=0x555556c775d0) = 4766 [pid 4766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4766] setpgid(0, 0) = 0 [pid 4766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4766] write(3, "1000", 4) = 4 [pid 4766] close(3) = 0 [pid 4766] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4766] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4766] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4766] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4766] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4766] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4766] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4766] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4766] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4766] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4766] write(7, "5", 1) = 1 [pid 4766] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4766] exit_group(0) = ? [pid 4766] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4766, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4767 ./strace-static-x86_64: Process 4767 attached [pid 4767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4767] setpgid(0, 0) = 0 [pid 4767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4767] write(3, "1000", 4) = 4 [pid 4767] close(3) = 0 [pid 4767] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4767] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4767] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4767] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4767] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4767] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4767] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4767] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4767] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4767] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4767] write(7, "5", 1) = 1 [pid 4767] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4767] exit_group(0) = ? [pid 4767] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4767, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4768 ./strace-static-x86_64: Process 4768 attached [pid 4768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4768] setpgid(0, 0) = 0 [pid 4768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4768] write(3, "1000", 4) = 4 [pid 4768] close(3) = 0 [pid 4768] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4768] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4768] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4768] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4768] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4768] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4768] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4768] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4768] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4768] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4768] write(7, "5", 1) = 1 [pid 4768] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4768] exit_group(0) = ? [pid 4768] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4768, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4769 attached , child_tidptr=0x555556c775d0) = 4769 [pid 4769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4769] setpgid(0, 0) = 0 [pid 4769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4769] write(3, "1000", 4) = 4 [pid 4769] close(3) = 0 [pid 4769] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4769] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4769] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4769] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4769] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4769] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4769] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4769] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4769] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4769] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4769] write(7, "5", 1) = 1 [pid 4769] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4769] exit_group(0) = ? [pid 4769] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4770 attached , child_tidptr=0x555556c775d0) = 4770 [pid 4770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4770] setpgid(0, 0) = 0 [pid 4770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4770] write(3, "1000", 4) = 4 [pid 4770] close(3) = 0 [pid 4770] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4770] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4770] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4770] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4770] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4770] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4770] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4770] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4770] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4770] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4770] write(7, "5", 1) = 1 [pid 4770] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4770] exit_group(0) = ? [pid 4770] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4771 ./strace-static-x86_64: Process 4771 attached [pid 4771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4771] setpgid(0, 0) = 0 [pid 4771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4771] write(3, "1000", 4) = 4 [pid 4771] close(3) = 0 [pid 4771] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4771] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4771] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4771] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4771] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4771] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4771] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4771] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4771] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4771] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4771] write(7, "5", 1) = 1 [pid 4771] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4771] exit_group(0) = ? [pid 4771] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4772 ./strace-static-x86_64: Process 4772 attached [pid 4772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4772] setpgid(0, 0) = 0 [pid 4772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4772] write(3, "1000", 4) = 4 [pid 4772] close(3) = 0 [pid 4772] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4772] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4772] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4772] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4772] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4772] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4772] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4772] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4772] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4772] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4772] write(7, "5", 1) = 1 [pid 4772] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4772] exit_group(0) = ? [pid 4772] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4772, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4773 ./strace-static-x86_64: Process 4773 attached [pid 4773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4773] setpgid(0, 0) = 0 [pid 4773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4773] write(3, "1000", 4) = 4 [pid 4773] close(3) = 0 [pid 4773] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4773] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4773] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4773] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4773] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4773] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4773] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4773] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4773] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4773] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4773] write(7, "5", 1) = 1 [pid 4773] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4773] exit_group(0) = ? [pid 4773] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4773, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4774 attached , child_tidptr=0x555556c775d0) = 4774 [pid 4774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4774] setpgid(0, 0) = 0 [pid 4774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4774] write(3, "1000", 4) = 4 [pid 4774] close(3) = 0 [pid 4774] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4774] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4774] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4774] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4774] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4774] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4774] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4774] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4774] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4774] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4774] write(7, "5", 1) = 1 [pid 4774] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4774] exit_group(0) = ? [pid 4774] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4774, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4775 ./strace-static-x86_64: Process 4775 attached [pid 4775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4775] setpgid(0, 0) = 0 [pid 4775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4775] write(3, "1000", 4) = 4 [pid 4775] close(3) = 0 [pid 4775] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4775] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4775] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4775] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4775] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4775] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4775] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4775] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4775] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4775] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4775] write(7, "5", 1) = 1 [pid 4775] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4775] exit_group(0) = ? [pid 4775] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4776 ./strace-static-x86_64: Process 4776 attached [pid 4776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4776] setpgid(0, 0) = 0 [pid 4776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4776] write(3, "1000", 4) = 4 [pid 4776] close(3) = 0 [pid 4776] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4776] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4776] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4776] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4776] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4776] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4776] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4776] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4776] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4776] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4776] write(7, "5", 1) = 1 [pid 4776] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4776] exit_group(0) = ? [pid 4776] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c775d0) = 4777 ./strace-static-x86_64: Process 4777 attached [pid 4777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4777] setpgid(0, 0) = 0 [pid 4777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4777] write(3, "1000", 4) = 4 [pid 4777] close(3) = 0 [pid 4777] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 3 [pid 4777] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0) = 0x20fff000 [pid 4777] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 3, 0x10000000) = 0x20ff3000 [pid 4777] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 4 [pid 4777] io_uring_enter(3, 17909, 0, 0, NULL, 4) = 1 [pid 4777] io_uring_setup(386, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=512, cq_entries=1024, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=16704}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4777] mmap(0x20fff000, 18752, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20fff000 [pid 4777] mmap(0x20ff3000, 32768, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ff3000 [pid 4777] socket(AF_INET, SOCK_DCCP, IPPROTO_IP) = 6 [pid 4777] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 7 [pid 4777] write(7, "5", 1) = 1 [pid 4777] io_uring_enter(5, 17909, 0, 0, NULL, 4) = 1 [pid 4777] exit_group(0) = ? [ 81.297727][ T4777] ------------[ cut here ]------------ [ 81.303356][ T4777] WARNING: CPU: 1 PID: 4777 at net/ipv4/inet_connection_sock.c:1155 inet_csk_destroy_sock+0x2dd/0x440 [ 81.314333][ T4777] Modules linked in: [ 81.318235][ T4777] CPU: 1 PID: 4777 Comm: syz-executor385 Not tainted 6.1.0-rc6-syzkaller-00012-g4312098baf37 #0 [ 81.328731][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 81.338817][ T4777] RIP: 0010:inet_csk_destroy_sock+0x2dd/0x440 [ 81.344917][ T4777] Code: 41 5c 41 5d 41 5e e9 92 da 46 f9 e8 8d da 46 f9 48 89 ef e8 b5 04 72 ff 5b 5d 41 5c 41 5d 41 5e e9 78 da 46 f9 e8 73 da 46 f9 <0f> 0b e9 66 fe ff ff e8 67 da 46 f9 4c 89 e7 be 03 00 00 00 e8 da [ 81.364580][ T4777] RSP: 0018:ffffc90004b47b88 EFLAGS: 00010293 [ 81.370679][ T4777] RAX: 0000000000000000 RBX: 000000000000ee14 RCX: 0000000000000000 [ 81.378684][ T4777] RDX: ffff888079081d40 RSI: ffffffff88393f9d RDI: ffff888028a5a560 [ 81.386706][ T4777] RBP: ffff888028a59ec0 R08: 0000000000000003 R09: 0000000000000000 [ 81.394724][ T4777] R10: 000000000000ee14 R11: 0000000000000000 R12: ffff888028a59f20 [ 81.402749][ T4777] R13: ffff888028a59f58 R14: ffff888028a5a078 R15: 0000000000000000 [ 81.410764][ T4777] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 81.419918][ T4777] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.426521][ T4777] CR2: 00007f885afc82d0 CR3: 000000000c28e000 CR4: 00000000003506e0 [ 81.434552][ T4777] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 81.442548][ T4777] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 81.450552][ T4777] Call Trace: [ 81.453844][ T4777] [ 81.456795][ T4777] dccp_close+0xa41/0xd60 [ 81.461219][ T4777] ? dccp_recvmsg+0x9d0/0x9d0 [ 81.465928][ T4777] ? down_write+0x157/0x220 [ 81.470478][ T4777] ? ip_mc_drop_socket+0x1a/0x260 [ 81.475527][ T4777] ? locks_remove_file+0x2fb/0x570 [ 81.480709][ T4777] inet_release+0x132/0x270 [ 81.485233][ T4777] __sock_release+0xcd/0x280 [ 81.489873][ T4777] sock_close+0x1c/0x20 [ 81.494046][ T4777] __fput+0x27c/0xa90 [ 81.498024][ T4777] ? __sock_release+0x280/0x280 [ 81.502924][ T4777] task_work_run+0x16f/0x270 [ 81.507645][ T4777] ? task_work_cancel+0x30/0x30 [ 81.512561][ T4777] ? do_raw_spin_unlock+0x175/0x230 [ 81.517972][ T4777] do_exit+0xb3d/0x2a30 [ 81.522205][ T4777] ? lock_downgrade+0x6e0/0x6e0 [ 81.527085][ T4777] ? do_raw_spin_lock+0x124/0x2b0 [ 81.532144][ T4777] ? mm_update_next_owner+0x7b0/0x7b0 [ 81.537533][ T4777] ? rwlock_bug.part.0+0x90/0x90 [ 81.542524][ T4777] ? _raw_spin_unlock_irq+0x23/0x50 [ 81.547748][ T4777] do_group_exit+0xd4/0x2a0 [ 81.552327][ T4777] __x64_sys_exit_group+0x3e/0x50 [ 81.557380][ T4777] do_syscall_64+0x39/0xb0 [ 81.561876][ T4777] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 81.567803][ T4777] RIP: 0033:0x7f885af530a9 [ 81.572360][ T4777] Code: Unable to access opcode bytes at 0x7f885af5307f. [ 81.579416][ T4777] RSP: 002b:00007ffc31088818 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 81.587832][ T4777] RAX: ffffffffffffffda RBX: 00007f885afc7430 RCX: 00007f885af530a9 [ 81.595852][ T4777] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 81.603868][ T4777] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000004 [ 81.611886][ T4777] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f885afc7430 [ 81.619890][ T4777] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 81.627971][ T4777] [ 81.631055][ T4777] Kernel panic - not syncing: panic_on_warn set ... [ 81.637639][ T4777] CPU: 1 PID: 4777 Comm: syz-executor385 Not tainted 6.1.0-rc6-syzkaller-00012-g4312098baf37 #0 [ 81.648038][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 81.658140][ T4777] Call Trace: [ 81.661413][ T4777] [ 81.664342][ T4777] dump_stack_lvl+0xd1/0x138 [ 81.668941][ T4777] panic+0x2cc/0x626 [ 81.672848][ T4777] ? panic_print_sys_info.part.0+0x110/0x110 [ 81.678852][ T4777] ? __warn.cold+0x24b/0x350 [ 81.683463][ T4777] ? inet_csk_destroy_sock+0x2dd/0x440 [ 81.688934][ T4777] __warn.cold+0x25c/0x350 [ 81.693361][ T4777] ? inet_csk_destroy_sock+0x2dd/0x440 [ 81.698831][ T4777] report_bug+0x1c0/0x210 [ 81.703173][ T4777] handle_bug+0x3c/0x70 [ 81.707343][ T4777] exc_invalid_op+0x18/0x50 [ 81.711855][ T4777] asm_exc_invalid_op+0x1a/0x20 [ 81.716719][ T4777] RIP: 0010:inet_csk_destroy_sock+0x2dd/0x440 [ 81.722793][ T4777] Code: 41 5c 41 5d 41 5e e9 92 da 46 f9 e8 8d da 46 f9 48 89 ef e8 b5 04 72 ff 5b 5d 41 5c 41 5d 41 5e e9 78 da 46 f9 e8 73 da 46 f9 <0f> 0b e9 66 fe ff ff e8 67 da 46 f9 4c 89 e7 be 03 00 00 00 e8 da [ 81.742408][ T4777] RSP: 0018:ffffc90004b47b88 EFLAGS: 00010293 [ 81.748476][ T4777] RAX: 0000000000000000 RBX: 000000000000ee14 RCX: 0000000000000000 [ 81.756447][ T4777] RDX: ffff888079081d40 RSI: ffffffff88393f9d RDI: ffff888028a5a560 [ 81.764417][ T4777] RBP: ffff888028a59ec0 R08: 0000000000000003 R09: 0000000000000000 [ 81.772387][ T4777] R10: 000000000000ee14 R11: 0000000000000000 R12: ffff888028a59f20 [ 81.780353][ T4777] R13: ffff888028a59f58 R14: ffff888028a5a078 R15: 0000000000000000 [ 81.788342][ T4777] ? inet_csk_destroy_sock+0x2dd/0x440 [ 81.793824][ T4777] ? inet_csk_destroy_sock+0x2dd/0x440 [ 81.799293][ T4777] dccp_close+0xa41/0xd60 [ 81.803637][ T4777] ? dccp_recvmsg+0x9d0/0x9d0 [ 81.808327][ T4777] ? down_write+0x157/0x220 [ 81.812838][ T4777] ? ip_mc_drop_socket+0x1a/0x260 [ 81.817872][ T4777] ? locks_remove_file+0x2fb/0x570 [ 81.823002][ T4777] inet_release+0x132/0x270 [ 81.827508][ T4777] __sock_release+0xcd/0x280 [ 81.832106][ T4777] sock_close+0x1c/0x20 [ 81.836266][ T4777] __fput+0x27c/0xa90 [ 81.840257][ T4777] ? __sock_release+0x280/0x280 [ 81.845121][ T4777] task_work_run+0x16f/0x270 [ 81.849722][ T4777] ? task_work_cancel+0x30/0x30 [ 81.854579][ T4777] ? do_raw_spin_unlock+0x175/0x230 [ 81.859782][ T4777] do_exit+0xb3d/0x2a30 [ 81.863955][ T4777] ? lock_downgrade+0x6e0/0x6e0 [ 81.868820][ T4777] ? do_raw_spin_lock+0x124/0x2b0 [ 81.873846][ T4777] ? mm_update_next_owner+0x7b0/0x7b0 [ 81.879226][ T4777] ? rwlock_bug.part.0+0x90/0x90 [ 81.884166][ T4777] ? _raw_spin_unlock_irq+0x23/0x50 [ 81.889373][ T4777] do_group_exit+0xd4/0x2a0 [ 81.893886][ T4777] __x64_sys_exit_group+0x3e/0x50 [ 81.898920][ T4777] do_syscall_64+0x39/0xb0 [ 81.903342][ T4777] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 81.909240][ T4777] RIP: 0033:0x7f885af530a9 [ 81.913653][ T4777] Code: Unable to access opcode bytes at 0x7f885af5307f. [ 81.920664][ T4777] RSP: 002b:00007ffc31088818 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 81.929076][ T4777] RAX: ffffffffffffffda RBX: 00007f885afc7430 RCX: 00007f885af530a9 [ 81.937046][ T4777] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 81.945014][ T4777] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000004 [ 81.952987][ T4777] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f885afc7430 [ 81.960955][ T4777] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 81.968937][ T4777] [ 81.972156][ T4777] Kernel Offset: disabled [ 81.976560][ T4777] Rebooting in 86400 seconds..