ci2-android-5-10/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-5-10/syz-executor2737840908 <...> Warning: Permanently added '10.128.1.92' (ED25519) to the list of known hosts. execve("ci2-android-5-10/syz-executor2737840908", ["ci2-android-5-10/syz-executor2737840908"], 0x7ffdcbd0b420 /* 10 vars */) = 0 brk(NULL) = 0x555565651000 brk(0x555565651d40) = 0x555565651d40 arch_prctl(ARCH_SET_FS, 0x5555656513c0) = 0 set_tid_address(0x555565651690) = 297 set_robust_list(0x5555656516a0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 32, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci2-android-5-10/syz-executor2737840908", 4096) = 45 getrandom("\x4a\x84\xd5\x06\x45\xa8\xbe\x55", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555565651d40 brk(0x555565672d40) = 0x555565672d40 brk(0x555565673000) = 0x555565673000 mprotect(0x7ff80ba58000, 20480, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 298 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 299 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 300 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 301 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 302 ci2-android-5-10/strace-static-x86_64: Process 299 attached ci2-android-5-10/strace-static-x86_64: Process 298 attached ci2-android-5-10/strace-static-x86_64: Process 300 attached [pid 297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] set_robust_list(0x5555656516a0, 24 [pid 299] set_robust_list(0x5555656516a0, 24 [pid 298] set_robust_list(0x5555656516a0, 24) = 0 ci2-android-5-10/strace-static-x86_64: Process 302 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] set_robust_list(0x5555656516a0, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... set_robust_list resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 303 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 304 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 301 attached [pid 301] set_robust_list(0x5555656516a0, 24) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... set_robust_list resumed>) = 0 [pid 299] <... set_robust_list resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 305 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 303 attached [pid 303] set_robust_list(0x5555656516a0, 24) = 0 [pid 303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 303] setpgid(0, 0) = 0 [pid 303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 303] <... openat resumed>) = 3 [pid 303] write(3, "1000", 4) = 4 [pid 303] close(3) = 0 [pid 303] write(1, "executing program\n", 18) = 18 [pid 303] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 303] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 executing program [pid 303] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 303] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 303] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 303] <... clone3 resumed> => {parent_tid=[306]}, 88) = 306 ci2-android-5-10/strace-static-x86_64: Process 304 attached [pid 303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 303] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] set_robust_list(0x5555656516a0, 24 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 304] <... set_robust_list resumed>) = 0 [pid 304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 304] setpgid(0, 0) = 0 [pid 304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 306 attached [pid 304] <... openat resumed>) = 3 [pid 304] write(3, "1000", 4) = 4 [pid 304] close(3 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 307 [pid 304] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 304] write(1, "executing program\n", 18 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 304] <... write resumed>) = 18 [pid 304] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 304] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 304] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 304] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 304] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 305 attached [pid 305] set_robust_list(0x5555656516a0, 24) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 304] <... clone3 resumed> => {parent_tid=[308]}, 88) = 308 [pid 304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 304] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... prctl resumed>) = 0 [pid 305] setpgid(0, 0) = 0 [pid 305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 305] write(3, "1000", 4) = 4 [pid 305] close(3) = 0 [pid 305] write(1, "executing program\n", 18) = 18 executing program [pid 305] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 305] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 305] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 305] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[309]}, 88) = 309 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 305] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x7ff80b98e9a0, 24) = 0 [ 34.295082][ T24] audit: type=1400 audit(1788202865.200:64): avc: denied { execmem } for pid=297 comm="syz-executor273" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 308] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 308] <... futex resumed>) = 1 [pid 308] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 ci2-android-5-10/strace-static-x86_64: Process 309 attached [pid 309] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 309] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... futex resumed>) = 0 [pid 305] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 305] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... futex resumed>) = 1 [pid 309] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 308] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 308] <... futex resumed>) = 1 [pid 305] <... futex resumed>) = 0 [pid 305] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 305] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 308] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 309] <... futex resumed>) = 1 [pid 309] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 309] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 305] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... futex resumed>) = 1 [pid 309] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 309] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... futex resumed>) = 0 [pid 305] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 305] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... futex resumed>) = 1 [pid 309] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 310 [pid 306] set_robust_list(0x7ff80b98e9a0, 24 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 307 attached [pid 309] <... clone3 resumed>) = 311 [pid 309] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... futex resumed>) = 0 [pid 305] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 305] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... futex resumed>) = 1 [pid 309] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 309] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... futex resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] exit_group(0) = ? [pid 309] <... futex resumed>) = ? [pid 306] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 307] set_robust_list(0x5555656516a0, 24 [pid 309] +++ exited with 0 +++ [pid 305] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 310 attached [pid 310] set_robust_list(0x5555656516a0, 24) = 0 [pid 310] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] <... socket resumed>) = 3 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 310] setpgid(0, 0) = 0 [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = 1 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... openat resumed>) = 3 [pid 310] write(3, "1000", 4) = 4 [pid 310] close(3) = 0 [pid 310] write(1, "executing program\n", 18) = 18 [pid 310] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 310] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 310] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 310] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 310] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[312]}, 88) = 312 [pid 310] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 310] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 307] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 312 attached [pid 312] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 308] <... connect resumed>) = 0 [pid 312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 312] <... socket resumed>) = 3 [pid 308] <... futex resumed>) = 1 [pid 308] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 308] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 308] <... futex resumed>) = 1 [pid 312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 308] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 310] <... futex resumed>) = 0 [pid 310] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] <... socket resumed>) = 4 [pid 312] <... futex resumed>) = 1 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 310] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 312] <... futex resumed>) = 1 [pid 312] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 310] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 312] <... futex resumed>) = 1 [pid 312] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 310] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 312] <... futex resumed>) = 1 [pid 312] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 301] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 303] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 303] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = 1 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 313 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] <... clone3 resumed>) = 314 [pid 308] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 308] <... futex resumed>) = 1 [pid 308] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 308] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] exit_group(0) = ? [pid 312] <... clone3 resumed>) = 315 [pid 308] <... futex resumed>) = ? [pid 308] +++ exited with 0 +++ [pid 304] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 310] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 312] <... futex resumed>) = 1 [pid 312] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 310] exit_group(0) = ? [pid 312] <... futex resumed>) = ? [pid 312] +++ exited with 0 +++ [pid 310] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 313 attached [pid 313] set_robust_list(0x5555656516a0, 24) = 0 [pid 313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 316 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 313] setpgid(0, 0) = 0 [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 313] write(3, "1000", 4) = 4 [pid 313] close(3) = 0 [pid 313] write(1, "executing program\n", 18) = 18 [pid 313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 313] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 313] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 313] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[317]}, 88) = 317 [pid 313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 313] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... prctl resumed>) = 0 [pid 306] <... connect resumed>) = -1 EEXIST (File exists) [pid 307] setpgid(0, 0 [pid 306] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... setpgid resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 316 attached [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... futex resumed>) = 1 [pid 303] <... futex resumed>) = 0 executing program [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... openat resumed>) = 3 [pid 306] sendfile(-1, -1, [3 [pid 303] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] write(3, "1000", 4 [pid 306] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 303] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... write resumed>) = 4 [pid 306] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 316] set_robust_list(0x5555656516a0, 24) = 0 [pid 316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 306] <... futex resumed>) = 0 [pid 307] close(3 [pid 306] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 303] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 318 [pid 307] <... close resumed>) = 0 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 316] setpgid(0, 0) = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] <... clone3 resumed>) = 319 [pid 307] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 306] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... write resumed>) = 18 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 306] <... futex resumed>) = 1 executing program [pid 307] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 303] <... futex resumed>) = 0 [pid 307] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 306] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 307] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 303] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 303] <... futex resumed>) = 1 [pid 307] <... mmap resumed>) = 0x7ff80b96e000 [pid 306] <... futex resumed>) = 0 [pid 303] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 306] ioctl(3, PPPIOCSFLAGS, 0 [pid 307] <... mprotect resumed>) = 0 [pid 306] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 306] <... futex resumed>) = 1 [pid 303] <... futex resumed>) = 0 [pid 303] exit_group(0) = ? [ 34.327171][ T24] audit: type=1400 audit(1788202865.230:65): avc: denied { create } for pid=304 comm="syz-executor273" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=pppox_socket permissive=1 [ 34.353853][ T24] audit: type=1400 audit(1788202865.230:66): avc: denied { connect } for pid=304 comm="syz-executor273" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=pppox_socket permissive=1 ci2-android-5-10/strace-static-x86_64: Process 318 attached [pid 307] <... clone3 resumed> => {parent_tid=[320]}, 88) = 320 [pid 306] +++ exited with 0 +++ [pid 303] +++ exited with 0 +++ [pid 316] <... openat resumed>) = 3 [pid 316] write(3, "1000", 4) = 4 [pid 316] close(3) = 0 [pid 316] write(1, "executing program\n", 18) = 18 [pid 316] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 316] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 316] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 316] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 316] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[321]}, 88) = 321 [pid 316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 316] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 317 attached [pid 317] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 317] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 317] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 320 attached [pid 313] <... futex resumed>) = 0 [pid 313] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 320] set_robust_list(0x7ff80b98e9a0, 24 [pid 317] <... futex resumed>) = 1 [pid 317] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 320] <... set_robust_list resumed>) = 0 [pid 320] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 317] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 320] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 313] <... futex resumed>) = 0 [pid 313] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] <... futex resumed>) = 1 [pid 317] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 317] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] <... futex resumed>) = 0 [pid 313] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... futex resumed>) = 1 [pid 313] <... futex resumed>) = 0 [pid 317] sendfile(-1, -1, [3 [pid 313] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 317] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 313] <... futex resumed>) = 0 [pid 317] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 313] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... clone3 resumed>) = 322 [pid 313] <... futex resumed>) = 0 [pid 313] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] <... futex resumed>) = 0 [pid 313] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... futex resumed>) = 1 [pid 313] <... futex resumed>) = 0 [pid 317] ioctl(3, PPPIOCSFLAGS, 0 [pid 313] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 321 attached [pid 317] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 321] set_robust_list(0x7ff80b98e9a0, 24 [pid 317] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 321] <... set_robust_list resumed>) = 0 [pid 317] <... futex resumed>) = 1 [pid 313] <... futex resumed>) = 0 [pid 321] rt_sigprocmask(SIG_SETMASK, [] [pid 317] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 313] exit_group(0 [pid 321] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 317] <... futex resumed>) = ? [pid 313] <... exit_group resumed>) = ? [pid 321] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 317] +++ exited with 0 +++ [pid 313] +++ exited with 0 +++ [pid 321] <... socket resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 321] <... futex resumed>) = 1 [pid 316] <... futex resumed>) = 0 [pid 321] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 316] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 321] <... socket resumed>) = 4 [pid 316] <... futex resumed>) = 0 [pid 321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] <... futex resumed>) = 0 [pid 316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 321] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 316] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 321] <... connect resumed>) = -1 EEXIST (File exists) [pid 316] <... futex resumed>) = 0 [pid 321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] <... futex resumed>) = 0 [pid 316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 321] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 316] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 316] <... futex resumed>) = 0 [pid 321] sendfile(-1, -1, [3 [pid 316] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 316] <... futex resumed>) = 0 [pid 321] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 316] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 [pid 321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 316] <... futex resumed>) = 0 executing program [pid 321] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 316] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] <... clone3 resumed>) = 323 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 321] <... futex resumed>) = 1 [pid 316] <... futex resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 321] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 316] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 316] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 324 [pid 321] ioctl(3, PPPIOCSFLAGS, 0 [pid 316] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 321] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 316] <... futex resumed>) = 0 [pid 321] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 316] exit_group(0 [pid 321] <... futex resumed>) = ? [pid 316] <... exit_group resumed>) = ? [pid 321] +++ exited with 0 +++ [pid 318] set_robust_list(0x5555656516a0, 24 [pid 316] +++ exited with 0 +++ [pid 307] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 324 attached [pid 324] set_robust_list(0x5555656516a0, 24) = 0 [pid 324] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 318] <... set_robust_list resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 318] rt_sigprocmask(SIG_SETMASK, [] [pid 307] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 324] <... prctl resumed>) = 0 [pid 324] setpgid(0, 0) = 0 [pid 324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 320] <... futex resumed>) = 0 [pid 307] <... futex resumed>) = 1 [pid 318] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 320] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 320] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 320] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 307] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 324] <... openat resumed>) = 3 [pid 324] write(3, "1000", 4) = 4 [pid 324] close(3) = 0 executing program [pid 324] write(1, "executing program\n", 18) = 18 [pid 324] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 324] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 324] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 324] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 324] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 324] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 324] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[325]}, 88) = 325 [pid 324] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 324] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 324] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 318] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 325 attached [pid 325] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 325] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 324] <... futex resumed>) = 0 [pid 324] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 324] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 325] <... futex resumed>) = 1 [pid 325] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 324] <... futex resumed>) = 0 [pid 324] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 324] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 325] <... futex resumed>) = 1 [pid 325] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 324] <... futex resumed>) = 0 [pid 324] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 324] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 320] <... futex resumed>) = 0 [pid 318] setpgid(0, 0 [pid 307] <... futex resumed>) = 1 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 320] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 318] <... setpgid resumed>) = 0 [pid 307] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 320] <... socket resumed>) = 4 [pid 320] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 320] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 325] <... futex resumed>) = 1 [pid 325] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 326 [pid 324] <... futex resumed>) = 0 [pid 318] <... openat resumed>) = 3 [pid 320] <... futex resumed>) = 0 [pid 307] <... futex resumed>) = 1 [pid 324] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 320] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 318] write(3, "1000", 4 [pid 307] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 320] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] <... write resumed>) = 4 [pid 307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 320] <... futex resumed>) = 0 [pid 318] close(3 [pid 307] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 320] sendfile(-1, -1, [3 [pid 318] <... close resumed>) = 0 [pid 307] <... futex resumed>) = 0 [pid 320] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 318] write(1, "executing program\n", 18 [pid 307] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 320] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] <... write resumed>) = 18 [pid 307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 320] <... futex resumed>) = 0 [pid 318] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 320] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 307] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] <... futex resumed>) = 0 [pid 324] <... futex resumed>) = 0 [pid 324] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 325] <... futex resumed>) = 1 [pid 325] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 328 [pid 325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 320] <... clone3 resumed>) = 327 [pid 318] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 307] <... futex resumed>) = 0 [pid 324] <... futex resumed>) = 0 [pid 320] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 324] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 320] <... futex resumed>) = 0 [pid 318] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 307] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 324] <... futex resumed>) = 0 [pid 320] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 318] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 324] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 318] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 320] <... futex resumed>) = 0 [pid 307] <... futex resumed>) = 1 [pid 320] ioctl(3, PPPIOCSFLAGS, 0 [pid 318] <... mmap resumed>) = 0x7ff80b96e000 [pid 307] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 320] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 318] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 320] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 325] <... futex resumed>) = 1 [pid 320] <... futex resumed>) = 1 [pid 318] <... mprotect resumed>) = 0 [pid 307] <... futex resumed>) = 0 [pid 320] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 325] ioctl(3, PPPIOCSFLAGS, 0 [pid 318] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] exit_group(0 [pid 318] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 320] <... futex resumed>) = ? [pid 318] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 307] <... exit_group resumed>) = ? [pid 320] +++ exited with 0 +++ [pid 325] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 324] <... futex resumed>) = 0 [pid 324] exit_group(0) = ? [pid 325] <... futex resumed>) = ? [pid 307] +++ exited with 0 +++ [pid 318] <... clone3 resumed> => {parent_tid=[329]}, 88) = 329 [pid 318] rt_sigprocmask(SIG_SETMASK, [] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 318] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 318] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 329 attached [pid 325] +++ exited with 0 +++ [pid 324] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 326 attached [pid 326] set_robust_list(0x5555656516a0, 24) = 0 [pid 326] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 326] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 326] setpgid(0, 0) = 0 [pid 326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 326] write(3, "1000", 4) = 4 [pid 326] close(3) = 0 [pid 326] write(1, "executing program\n", 18 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 330 [pid 326] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 326] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 326] <... futex resumed>) = 0 [pid 326] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 executing program [pid 299] <... restart_syscall resumed>) = 0 [pid 326] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 326] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 326] <... mmap resumed>) = 0x7ff80b96e000 [pid 326] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 329] set_robust_list(0x7ff80b98e9a0, 24 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 326] <... mprotect resumed>) = 0 [pid 326] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 326] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[331]}, 88) = 331 [pid 326] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 326] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 332 [pid 326] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 329] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 332 attached ci2-android-5-10/strace-static-x86_64: Process 330 attached [pid 330] set_robust_list(0x5555656516a0, 24) = 0 [pid 330] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 329] rt_sigprocmask(SIG_SETMASK, [] [pid 332] set_robust_list(0x5555656516a0, 24 [pid 330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 330] setpgid(0, 0) = 0 [pid 330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 329] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 332] <... set_robust_list resumed>) = 0 [pid 330] <... openat resumed>) = 3 [pid 329] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 330] write(3, "1000", 4) = 4 [pid 330] close(3ci2-android-5-10/strace-static-x86_64: Process 331 attached ) = 0 [pid 331] set_robust_list(0x7ff80b98e9a0, 24 [pid 330] write(1, "executing program\n", 18 [pid 329] <... socket resumed>) = 3 executing program [pid 330] <... write resumed>) = 18 [pid 331] <... set_robust_list resumed>) = 0 [pid 331] rt_sigprocmask(SIG_SETMASK, [] [pid 330] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 331] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 330] <... futex resumed>) = 0 [pid 330] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 330] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 326] <... futex resumed>) = 0 [pid 326] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 326] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 330] <... mmap resumed>) = 0x7ff80b96e000 [pid 331] <... futex resumed>) = 1 [pid 331] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 330] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 330] rt_sigprocmask(SIG_BLOCK, ~[] [pid 329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] <... futex resumed>) = 0 [pid 326] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 326] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 331] <... futex resumed>) = 1 [pid 331] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 330] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 330] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 331] <... connect resumed>) = -1 EEXIST (File exists) [pid 331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] <... futex resumed>) = 0 [pid 329] <... futex resumed>) = 1 [pid 332] rt_sigprocmask(SIG_SETMASK, [] [pid 326] <... futex resumed>) = 0 [pid 318] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 318] <... futex resumed>) = 0 [pid 326] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 331] <... futex resumed>) = 1 [pid 331] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 330] <... clone3 resumed> => {parent_tid=[333]}, 88) = 333 [pid 326] <... futex resumed>) = 0 [pid 326] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 326] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 330] rt_sigprocmask(SIG_SETMASK, [] [pid 331] <... futex resumed>) = 1 [pid 330] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 331] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 330] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 332] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 331] <... clone3 resumed>) = 334 [pid 329] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 330] <... futex resumed>) = 0 [pid 330] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] <... futex resumed>) = 0 [pid 326] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 329] <... socket resumed>) = 4 [pid 326] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 331] <... futex resumed>) = 1 [pid 331] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] <... futex resumed>) = 0 [pid 326] exit_group(0 [pid 329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] <... exit_group resumed>) = ? [pid 331] <... futex resumed>) = ? [pid 301] <... restart_syscall resumed>) = 0 [pid 329] <... futex resumed>) = 1 [pid 318] <... futex resumed>) = 0 [pid 332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 329] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 318] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 329] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 332] <... prctl resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 335 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 335 attached [pid 332] setpgid(0, 0 [pid 331] +++ exited with 0 +++ [pid 329] <... connect resumed>) = -1 EEXIST (File exists) [pid 326] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 333 attached [pid 333] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 333] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 333] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 330] <... futex resumed>) = 0 [pid 330] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 330] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 333] <... futex resumed>) = 1 [pid 333] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 330] <... futex resumed>) = 0 [pid 330] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 330] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 333] <... futex resumed>) = 1 [pid 333] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 330] <... futex resumed>) = 0 [pid 330] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 330] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 333] <... futex resumed>) = 1 [pid 333] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 330] <... futex resumed>) = 0 [pid 330] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 330] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 333] <... futex resumed>) = 1 [pid 333] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 332] <... setpgid resumed>) = 0 [pid 329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 333] <... clone3 resumed>) = 336 [pid 329] <... futex resumed>) = 1 [pid 318] <... futex resumed>) = 0 [pid 333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 330] <... futex resumed>) = 0 [pid 330] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 329] sendfile(-1, -1, [3 [pid 318] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 330] <... futex resumed>) = 0 [pid 329] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 318] <... futex resumed>) = 0 [pid 330] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 332] <... openat resumed>) = 3 [pid 318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 332] write(3, "1000", 4 [pid 329] <... futex resumed>) = 0 [pid 318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 333] <... futex resumed>) = 1 [pid 329] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 318] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 332] <... write resumed>) = 4 [pid 329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 318] <... futex resumed>) = 0 [pid 332] close(3 [pid 329] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 333] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 330] <... futex resumed>) = 0 [pid 330] exit_group(0) = ? [pid 333] <... futex resumed>) = ? [pid 335] set_robust_list(0x5555656516a0, 24 [pid 333] +++ exited with 0 +++ [pid 332] <... close resumed>) = 0 [pid 330] +++ exited with 0 +++ [pid 329] <... clone3 resumed>) = 337 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 332] write(1, "executing program\n", 18 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 335] <... set_robust_list resumed>) = 0 [pid 329] <... futex resumed>) = 1 [pid 318] <... futex resumed>) = 0 [pid 332] <... write resumed>) = 18 [pid 329] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 318] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 318] <... futex resumed>) = 0 [pid 329] ioctl(3, PPPIOCSFLAGS, 0 [pid 332] <... futex resumed>) = 0 [pid 318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 329] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 335] rt_sigprocmask(SIG_SETMASK, [] [pid 332] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 329] <... futex resumed>) = 1 [pid 318] <... futex resumed>) = 0 [pid 332] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 329] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 335] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 318] exit_group(0 [pid 335] <... prctl resumed>) = 0 [pid 318] <... exit_group resumed>) = ? [pid 335] setpgid(0, 0 [pid 329] <... futex resumed>) = ? [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 335] <... setpgid resumed>) = 0 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 335] write(3, "1000", 4) = 4 [pid 335] close(3 [pid 329] +++ exited with 0 +++ [pid 318] +++ exited with 0 +++ executing program [pid 332] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 335] <... close resumed>) = 0 [pid 335] write(1, "executing program\n", 18) = 18 [pid 335] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 335] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 332] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 338 [pid 335] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 335] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 332] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 335] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 332] <... mmap resumed>) = 0x7ff80b96e000 [pid 335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 332] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 335] <... mmap resumed>) = 0x7ff80b96e000 [pid 335] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 335] rt_sigprocmask(SIG_BLOCK, ~[] [pid 332] <... mprotect resumed>) = 0 [pid 335] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 335] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 332] rt_sigprocmask(SIG_BLOCK, ~[] [pid 335] <... clone3 resumed> => {parent_tid=[339]}, 88) = 339 [pid 335] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 335] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 335] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 338 attached [pid 338] set_robust_list(0x5555656516a0, 24) = 0 [pid 338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 332] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 338] <... prctl resumed>) = 0 [pid 332] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 338] setpgid(0, 0) = 0 [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 332] <... clone3 resumed> => {parent_tid=[340]}, 88) = 340 [pid 332] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 332] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 332] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 338] <... openat resumed>) = 3 [pid 338] write(3, "1000", 4) = 4 [pid 338] close(3) = 0 [pid 338] write(1, "executing program\n", 18) = 18 executing program [pid 338] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 338] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 338] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 338] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 338] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[341]}, 88) = 341 [pid 338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 338] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 338] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 339 attached [pid 339] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 339] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 339] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] <... futex resumed>) = 0 [pid 335] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 335] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 340 attached [pid 339] <... futex resumed>) = 1 [pid 339] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] <... futex resumed>) = 0 [pid 335] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 335] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 339] <... futex resumed>) = 1 [pid 339] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] <... futex resumed>) = 0 [pid 335] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 335] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 339] <... futex resumed>) = 1 [pid 339] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] <... futex resumed>) = 0 [pid 335] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 335] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 339] <... futex resumed>) = 1 [pid 339] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 300] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 339] <... clone3 resumed>) = 342 [pid 339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] <... futex resumed>) = 0 [pid 335] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 335] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 339] <... futex resumed>) = 1 [pid 339] ioctl(3, PPPIOCSFLAGS, 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 343 [pid 339] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 344 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 335] <... futex resumed>) = 0 [pid 335] exit_group(0) = ? [pid 339] <... futex resumed>) = ? [pid 340] set_robust_list(0x7ff80b98e9a0, 24ci2-android-5-10/strace-static-x86_64: Process 343 attached [pid 339] +++ exited with 0 +++ [pid 335] +++ exited with 0 +++ [pid 340] <... set_robust_list resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 344 attached [pid 344] set_robust_list(0x5555656516a0, 24) = 0 [pid 344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 344] setpgid(0, 0) = 0 [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ci2-android-5-10/strace-static-x86_64: Process 341 attached [pid 341] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 341] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 341] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 344] write(3, "1000", 4) = 4 [pid 344] close(3) = 0 [pid 344] write(1, "executing program\n", 18 [pid 341] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... write resumed>) = 18 [pid 338] <... futex resumed>) = 0 [pid 338] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 338] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 344] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 341] <... futex resumed>) = 1 [pid 341] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 344] <... futex resumed>) = 0 [pid 344] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 344] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 341] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 338] <... futex resumed>) = 0 [pid 338] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 338] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 341] <... futex resumed>) = 1 [pid 344] <... mmap resumed>) = 0x7ff80b96e000 [pid 341] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 344] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 341] <... connect resumed>) = -1 EEXIST (File exists) [pid 344] rt_sigprocmask(SIG_BLOCK, ~[] [pid 341] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 338] <... futex resumed>) = 0 [pid 338] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 338] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 341] <... futex resumed>) = 1 [pid 341] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 341] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 338] <... futex resumed>) = 0 [pid 338] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 338] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 344] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 341] <... futex resumed>) = 1 [pid 341] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 343] set_robust_list(0x5555656516a0, 24 [pid 340] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 340] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 301] <... restart_syscall resumed>) = 0 [pid 340] <... socket resumed>) = 3 [pid 343] <... set_robust_list resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 343] rt_sigprocmask(SIG_SETMASK, [] [pid 340] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 346 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 340] <... futex resumed>) = 1 [pid 332] <... futex resumed>) = 0 [pid 343] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 332] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 340] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 344] <... clone3 resumed> => {parent_tid=[345]}, 88) = 345 [pid 332] <... futex resumed>) = 0 [pid 344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 344] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 332] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 340] <... socket resumed>) = 4 [pid 344] <... futex resumed>) = 0 [pid 340] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 340] <... futex resumed>) = 1 [pid 332] <... futex resumed>) = 0 [pid 332] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 340] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 332] <... futex resumed>) = 0 [pid 332] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 340] <... connect resumed>) = -1 EEXIST (File exists) [pid 341] <... clone3 resumed>) = 347 [pid 341] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 338] <... futex resumed>) = 0 [pid 338] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 338] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 341] <... futex resumed>) = 1 [pid 341] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 341] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 338] <... futex resumed>) = 0 [pid 343] <... prctl resumed>) = 0 [pid 340] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 338] exit_group(0) = ? [pid 343] setpgid(0, 0 [pid 341] <... futex resumed>) = ? [pid 340] <... futex resumed>) = 1 [pid 332] <... futex resumed>) = 0 [pid 343] <... setpgid resumed>) = 0 [pid 340] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 332] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 332] <... futex resumed>) = 0 [pid 332] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 340] sendfile(-1, -1, [3 [pid 343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 341] +++ exited with 0 +++ [pid 340] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 338] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 346 attached [pid 343] write(3, "1000", 4 [pid 340] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 340] <... futex resumed>) = 1 [pid 332] <... futex resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 340] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 332] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... write resumed>) = 4 [pid 340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 332] <... futex resumed>) = 0 [pid 343] close(3 [pid 340] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 332] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 345 attached [pid 345] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 345] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 345] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 345] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = 0 [pid 344] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 340] <... clone3 resumed>) = 348 [pid 344] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] <... futex resumed>) = 1 [pid 340] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... close resumed>) = 0 [pid 343] write(1, "executing program\n", 18 [pid 340] <... futex resumed>) = 1 [pid 332] <... futex resumed>) = 0 [pid 345] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 332] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... write resumed>) = 18 [pid 340] ioctl(3, PPPIOCSFLAGS, 0 [pid 332] <... futex resumed>) = 0 [pid 340] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) executing program [pid 332] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 340] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 343] <... futex resumed>) = 0 [pid 340] <... futex resumed>) = 0 [pid 332] exit_group(0 [pid 340] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 343] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 332] <... exit_group resumed>) = ? [pid 340] +++ exited with 0 +++ [pid 345] <... socket resumed>) = 4 [pid 345] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = 0 [pid 344] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 344] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] <... futex resumed>) = 1 [pid 345] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 332] +++ exited with 0 +++ [pid 345] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 343] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 344] <... futex resumed>) = 0 [pid 344] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 344] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] <... futex resumed>) = 1 [pid 343] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 34.381768][ T24] audit: type=1400 audit(1788202865.260:67): avc: denied { ioctl } for pid=305 comm="syz-executor273" path="socket:[14543]" dev="sockfs" ino=14543 ioctlcmd=0x7459 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=pppox_socket permissive=1 [pid 345] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 345] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = 0 [pid 344] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 344] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] <... futex resumed>) = 1 [pid 345] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 346] set_robust_list(0x5555656516a0, 24 [pid 343] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 346] <... set_robust_list resumed>) = 0 [pid 345] <... clone3 resumed>) = 349 [pid 343] <... mprotect resumed>) = 0 [pid 345] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = 0 [pid 344] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 343] rt_sigprocmask(SIG_BLOCK, ~[] [pid 344] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] <... futex resumed>) = 1 [pid 345] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 345] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = 0 [pid 346] rt_sigprocmask(SIG_SETMASK, [] [pid 344] exit_group(0 [pid 343] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 344] <... exit_group resumed>) = ? [pid 343] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[350]}, 88) = 350 [pid 345] <... futex resumed>) = ? [pid 343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 343] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 343] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 350 attached [pid 346] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 350] set_robust_list(0x7ff80b98e9a0, 24 [pid 346] <... prctl resumed>) = 0 [pid 350] <... set_robust_list resumed>) = 0 [pid 345] +++ exited with 0 +++ [pid 344] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... restart_syscall resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 346] setpgid(0, 0) = 0 [pid 346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 350] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 351 [pid 346] write(3, "1000", 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 346] <... write resumed>) = 4 [pid 346] close(3) = 0 [pid 346] write(1, "executing program\n", 18) = 18 [pid 346] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 346] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 346] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 350] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 346] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 350] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 346] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 346] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[352]}, 88) = 352 ci2-android-5-10/strace-static-x86_64: Process 352 attached [pid 350] <... socket resumed>) = 3 [pid 346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 346] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 351 attached [pid 351] set_robust_list(0x5555656516a0, 24) = 0 [pid 351] rt_sigprocmask(SIG_SETMASK, [] [pid 350] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 352] set_robust_list(0x7ff80b98e9a0, 24 [pid 351] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 350] <... futex resumed>) = 1 [pid 343] <... futex resumed>) = 0 [pid 352] <... set_robust_list resumed>) = 0 [pid 351] <... prctl resumed>) = 0 [pid 351] setpgid(0, 0) = 0 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 350] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 343] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 352] rt_sigprocmask(SIG_SETMASK, [] [pid 351] <... openat resumed>) = 3 [pid 343] <... futex resumed>) = 0 [pid 350] <... socket resumed>) = 4 [pid 351] write(3, "1000", 4 [pid 343] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... write resumed>) = 4 [pid 351] close(3) = 0 [pid 351] write(1, "executing program\n", 18) = 18 [pid 351] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 351] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 executing program [pid 351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 351] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 351] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... restart_syscall resumed>) = 0 [pid 352] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 350] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 351] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[353]}, 88) = 353 [pid 351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 351] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 353 attached [pid 350] <... futex resumed>) = 1 [pid 343] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 343] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 343] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 350] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 343] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 350] <... connect resumed>) = -1 EEXIST (File exists) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 353] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 353] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 351] <... futex resumed>) = 0 [pid 351] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 353] <... futex resumed>) = 1 [pid 353] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 354 [pid 350] <... futex resumed>) = 1 [pid 343] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 355 [pid 343] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 343] <... futex resumed>) = 0 [pid 350] sendfile(-1, -1, [3 [pid 343] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 350] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 350] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... futex resumed>) = 0 [pid 351] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... futex resumed>) = 0 [pid 350] <... futex resumed>) = 1 [pid 343] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 343] <... futex resumed>) = 0 [pid 343] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 353] <... futex resumed>) = 1 [pid 353] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... futex resumed>) = 0 [pid 351] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 353] <... futex resumed>) = 1 [pid 353] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 350] <... clone3 resumed>) = 356 [pid 353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... futex resumed>) = 0 [pid 351] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 353] <... futex resumed>) = 1 [pid 353] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 350] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 343] <... futex resumed>) = 0 [pid 352] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 343] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] ioctl(3, PPPIOCSFLAGS, 0 [pid 353] <... clone3 resumed>) = 357 [pid 353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... futex resumed>) = 0 [pid 351] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 353] <... futex resumed>) = 1 [pid 353] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... futex resumed>) = 0 [pid 351] exit_group(0) = ? [pid 343] <... futex resumed>) = 0 [pid 353] <... futex resumed>) = ? [pid 350] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 343] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 355 attached [pid 352] <... socket resumed>) = 3 [pid 350] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 343] <... futex resumed>) = 0 [pid 343] exit_group(0 [pid 350] ???( [pid 343] <... exit_group resumed>) = ? [pid 350] <... ??? resumed>) = -1 ENOSYS (Function not implemented) [pid 353] +++ exited with 0 +++ [pid 351] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 354 attached [pid 354] set_robust_list(0x5555656516a0, 24) = 0 [pid 354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 350] +++ exited with 0 +++ [pid 343] +++ exited with 0 +++ [pid 354] setpgid(0, 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 354] <... setpgid resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 352] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] write(3, "1000", 4) = 4 [pid 354] close(3) = 0 [pid 354] write(1, "executing program\n", 18) = 18 [pid 354] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 354] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 354] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 354] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 354] rt_sigprocmask(SIG_BLOCK, ~[] [pid 352] <... futex resumed>) = 1 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 354] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 354] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[358]}, 88) = 358 [pid 355] set_robust_list(0x5555656516a0, 24 [pid 352] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 354] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 354] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 352] <... socket resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 358 attached [pid 358] set_robust_list(0x7ff80b98e9a0, 24 [pid 355] <... set_robust_list resumed>) = 0 [pid 352] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 358] <... set_robust_list resumed>) = 0 [pid 358] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 358] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 358] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... futex resumed>) = 0 [pid 354] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 354] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 352] <... futex resumed>) = 1 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 352] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 358] <... futex resumed>) = 1 [pid 358] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 352] <... connect resumed>) = -1 EEXIST (File exists) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 352] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 358] <... socket resumed>) = 4 [pid 358] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... futex resumed>) = 0 [pid 354] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 354] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 352] <... futex resumed>) = 1 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 359 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 352] sendfile(-1, -1, [3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 352] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 352] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 346] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 358] <... futex resumed>) = 1 [pid 358] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 358] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... futex resumed>) = 0 [pid 354] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 354] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 358] <... futex resumed>) = 1 [pid 358] sendfile(-1, -1, [3 [pid 352] <... futex resumed>) = 1 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 358] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 358] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... futex resumed>) = 0 [pid 352] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 354] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 354] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 358] <... futex resumed>) = 1 [pid 358] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 352] <... clone3 resumed>) = 360 [pid 358] <... clone3 resumed>) = 361 [pid 352] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 355] rt_sigprocmask(SIG_SETMASK, [] [pid 352] <... futex resumed>) = 1 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 352] ioctl(3, PPPIOCSFLAGS, 0 [pid 355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 358] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... futex resumed>) = 0 [pid 346] <... futex resumed>) = 0 [pid 354] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 352] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 354] <... futex resumed>) = 0 [pid 352] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 354] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 358] <... futex resumed>) = 1 [pid 358] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 352] <... futex resumed>) = 0 [pid 346] exit_group(0 [pid 355] <... prctl resumed>) = 0 [pid 346] <... exit_group resumed>) = ? [pid 358] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... futex resumed>) = 0 [pid 354] exit_group(0) = ? [pid 358] <... futex resumed>) = ? [pid 352] +++ exited with 0 +++ [pid 346] +++ exited with 0 +++ [pid 355] setpgid(0, 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 355] <... setpgid resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 358] +++ exited with 0 +++ [pid 354] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 359 attached [pid 359] set_robust_list(0x5555656516a0, 24 [pid 355] <... openat resumed>) = 3 [pid 359] <... set_robust_list resumed>) = 0 [pid 359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 355] write(3, "1000", 4 [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 359] setpgid(0, 0) = 0 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 355] <... write resumed>) = 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 355] close(3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 355] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 359] <... openat resumed>) = 3 [pid 359] write(3, "1000", 4) = 4 [pid 359] close(3) = 0 [pid 359] write(1, "executing program\n", 18) = 18 [pid 359] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 355] write(1, "executing program\n", 18 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 363 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 362 [pid 359] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 355] <... write resumed>) = 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 355] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 355] <... futex resumed>) = 0 executing program executing program [pid 359] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 359] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 355] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}ci2-android-5-10/strace-static-x86_64: Process 363 attached [pid 359] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[364]}, 88) = 364 [pid 359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 359] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 362 attached [pid 362] set_robust_list(0x5555656516a0, 24) = 0 [pid 362] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 355] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 363] set_robust_list(0x5555656516a0, 24 [pid 355] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 362] setpgid(0, 0) = 0 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 362] write(3, "1000", 4 [pid 355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 362] <... write resumed>) = 4 [pid 355] <... mmap resumed>) = 0x7ff80b96e000 [pid 362] close(3 [pid 355] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 362] <... close resumed>) = 0 [pid 355] <... mprotect resumed>) = 0 [pid 362] write(1, "executing program\n", 18 [pid 355] rt_sigprocmask(SIG_BLOCK, ~[] [pid 362] <... write resumed>) = 18 [pid 355] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 355] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 362] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 362] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 362] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 362] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 362] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITEci2-android-5-10/strace-static-x86_64: Process 364 attached [pid 363] <... set_robust_list resumed>) = 0 [pid 355] <... clone3 resumed> => {parent_tid=[365]}, 88) = 365 [pid 362] <... mprotect resumed>) = 0 [pid 362] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 355] rt_sigprocmask(SIG_SETMASK, [] [pid 362] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[366]}, 88) = 366 [pid 362] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 362] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 362] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 365 attached , NULL, 8) = 0 [pid 355] <... futex resumed>) = 0 [pid 355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 365] rt_sigprocmask(SIG_SETMASK, [] [pid 363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 365] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 365] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 299] <... restart_syscall resumed>) = 0 [pid 363] <... prctl resumed>) = 0 [pid 363] setpgid(0, 0 [pid 365] <... socket resumed>) = 3 [pid 363] <... setpgid resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 365] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 364] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 364] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 355] <... futex resumed>) = 0 [pid 363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 367 [pid 355] <... futex resumed>) = 1 [pid 364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 359] <... futex resumed>) = 0 [pid 363] <... openat resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 359] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] <... futex resumed>) = 1 [pid 364] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 363] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 366 attached [pid 365] <... futex resumed>) = 0 [pid 364] <... socket resumed>) = 4 [pid 364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] <... futex resumed>) = 0 [pid 359] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] <... futex resumed>) = 1 [pid 364] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 363] <... write resumed>) = 4 [pid 364] <... connect resumed>) = -1 EEXIST (File exists) [pid 364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] <... futex resumed>) = 0 [pid 359] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] <... futex resumed>) = 1 [pid 364] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] <... futex resumed>) = 0 [pid 359] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] <... futex resumed>) = 1 [pid 364] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 363] close(3 [pid 365] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 364] <... clone3 resumed>) = 368 [pid 364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] <... futex resumed>) = 0 [pid 359] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 364] <... futex resumed>) = 1 [pid 364] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 363] <... close resumed>) = 0 [pid 364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] <... futex resumed>) = 0 [pid 359] exit_group(0) = ? [pid 364] <... futex resumed>) = ? [pid 363] write(1, "executing program\n", 18 [pid 365] <... socket resumed>) = 4 executing program [pid 363] <... write resumed>) = 18 [pid 364] +++ exited with 0 +++ [pid 359] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 367 attached [pid 363] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 363] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 365] <... futex resumed>) = 1 [pid 365] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 355] <... futex resumed>) = 0 [pid 363] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 363] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 355] <... futex resumed>) = 0 [pid 367] set_robust_list(0x5555656516a0, 24 [pid 363] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 367] <... set_robust_list resumed>) = 0 [pid 363] <... mmap resumed>) = 0x7ff80b96e000 [pid 365] <... connect resumed>) = -1 EEXIST (File exists) [pid 367] rt_sigprocmask(SIG_SETMASK, [] [pid 365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 367] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 363] <... mprotect resumed>) = 0 [pid 365] <... futex resumed>) = 1 [pid 355] <... futex resumed>) = 0 [pid 363] rt_sigprocmask(SIG_BLOCK, ~[] [pid 355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 365] sendfile(-1, -1, [3 [pid 355] <... futex resumed>) = 0 [pid 363] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 365] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 363] <... clone3 resumed> => {parent_tid=[369]}, 88) = 369 [pid 367] setpgid(0, 0 [pid 365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 365] <... futex resumed>) = 1 [pid 363] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 355] <... futex resumed>) = 0 [pid 367] <... setpgid resumed>) = 0 [pid 363] <... futex resumed>) = 0 [pid 355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 363] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 355] <... futex resumed>) = 0 [pid 367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 367] write(3, "1000", 4) = 4 [pid 367] close(3) = 0 [pid 367] write(1, "executing program\n", 18) = 18 [pid 367] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] <... clone3 resumed>) = 370 [pid 355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 367] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 367] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 367] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 355] <... futex resumed>) = 0 [pid 365] <... futex resumed>) = 1 [pid 355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] ioctl(3, PPPIOCSFLAGS, 0 [pid 367] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 367] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[371]}, 88) = 371 [pid 367] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 367] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 367] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 369 attached [pid 369] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 369] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 369] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 369] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 371 attached [pid 363] <... futex resumed>) = 0 [pid 365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 363] <... futex resumed>) = 1 [pid 355] <... futex resumed>) = 0 [pid 369] <... futex resumed>) = 0 [pid 369] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 355] exit_group(0 [pid 369] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] <... futex resumed>) = 1 [pid 363] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 355] <... exit_group resumed>) = ? [pid 363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 369] <... futex resumed>) = 0 [pid 369] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 363] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 363] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 363] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 369] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 369] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 369] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 372 [pid 363] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 363] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 363] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 369] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 369] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 363] <... futex resumed>) = 0 [pid 365] +++ exited with 0 +++ [pid 363] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 355] +++ exited with 0 +++ [pid 363] <... futex resumed>) = 0 [pid 363] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 369] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 372 attached ) = 373 [pid 366] set_robust_list(0x7ff80b98e9a0, 24 [pid 369] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 369] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] <... futex resumed>) = 0 [pid 371] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 371] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 371] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 371] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] <... futex resumed>) = 0 [pid 367] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 367] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] <... futex resumed>) = 1 [pid 371] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 371] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] <... futex resumed>) = 0 [pid 367] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 367] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] <... futex resumed>) = 1 [pid 371] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 371] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] <... futex resumed>) = 0 [pid 367] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 367] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] <... futex resumed>) = 1 [pid 371] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 371] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] <... futex resumed>) = 0 [pid 367] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 367] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] <... futex resumed>) = 1 [pid 371] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 374 [pid 363] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] set_robust_list(0x5555656516a0, 24 [pid 366] <... set_robust_list resumed>) = 0 [pid 363] <... futex resumed>) = 1 [pid 369] <... futex resumed>) = 0 [pid 369] ioctl(3, PPPIOCSFLAGS, 0 [pid 366] rt_sigprocmask(SIG_SETMASK, [] [pid 363] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 369] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 366] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 369] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 363] <... futex resumed>) = 0 [pid 366] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 369] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] exit_group(0 [pid 366] <... socket resumed>) = 3 [pid 363] <... exit_group resumed>) = ? [pid 369] <... futex resumed>) = ? [pid 372] <... set_robust_list resumed>) = 0 [pid 369] +++ exited with 0 +++ [pid 366] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] +++ exited with 0 +++ [pid 371] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] <... futex resumed>) = 0 [pid 367] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 367] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] <... futex resumed>) = 1 [pid 371] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 372] rt_sigprocmask(SIG_SETMASK, [] [pid 366] <... futex resumed>) = 1 [pid 362] <... futex resumed>) = 0 [pid 362] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 362] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 372] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 367] <... futex resumed>) = 0 [pid 367] exit_group(0) = ? [pid 371] <... futex resumed>) = ? [pid 366] <... socket resumed>) = 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 371] +++ exited with 0 +++ [pid 367] +++ exited with 0 +++ [pid 372] <... prctl resumed>) = 0 [pid 366] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 372] setpgid(0, 0) = 0 [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 366] <... futex resumed>) = 1 [pid 362] <... futex resumed>) = 0 [pid 362] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 362] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 372] write(3, "1000", 4) = 4 executing program [pid 372] close(3) = 0 [pid 372] write(1, "executing program\n", 18) = 18 [pid 372] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 372] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 372] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 372] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 372] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] <... restart_syscall resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 372] <... clone3 resumed> => {parent_tid=[375]}, 88) = 375 [pid 372] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 372] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 375 attached [pid 375] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 375] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 366] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 375] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 366] <... connect resumed>) = -1 EEXIST (File exists) [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 376 [pid 299] <... restart_syscall resumed>) = 0 [pid 366] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 366] <... futex resumed>) = 1 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 366] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] <... futex resumed>) = 0 [pid 362] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 362] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... socket resumed>) = 3 [pid 375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] <... futex resumed>) = 0 [pid 372] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 366] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 377 [pid 366] sendfile(-1, -1, [3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 366] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 366] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 372] <... futex resumed>) = 0 [pid 372] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... futex resumed>) = 1 [pid 375] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] <... futex resumed>) = 0 [pid 372] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 366] <... futex resumed>) = 1 [pid 366] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 378 [pid 372] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 362] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 366] <... futex resumed>) = 0 [pid 362] <... futex resumed>) = 1 [pid 366] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 362] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... futex resumed>) = 1 [pid 375] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] <... futex resumed>) = 0 [pid 372] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... futex resumed>) = 1 [pid 375] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 366] <... clone3 resumed>) = 379 [pid 375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] <... futex resumed>) = 0 [pid 372] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] <... futex resumed>) = 0 [pid 372] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 366] <... futex resumed>) = 1 [pid 362] <... futex resumed>) = 0 [pid 366] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 362] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 375] <... futex resumed>) = 1 [pid 366] ioctl(3, PPPIOCSFLAGS, 0 [pid 375] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 366] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 366] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 362] <... futex resumed>) = 0 [pid 366] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] exit_group(0) = ? [pid 366] <... futex resumed>) = ? [pid 375] <... clone3 resumed>) = 380 [pid 375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] <... futex resumed>) = 0 [pid 366] +++ exited with 0 +++ [pid 362] +++ exited with 0 +++ [pid 372] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 375] <... futex resumed>) = 1 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 375] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] <... futex resumed>) = 0 [pid 372] exit_group(0) = ? [pid 375] <... futex resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 376 attached [pid 376] set_robust_list(0x5555656516a0, 24ci2-android-5-10/strace-static-x86_64: Process 378 attached [pid 375] +++ exited with 0 +++ [pid 372] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 376] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 377 attached [pid 377] set_robust_list(0x5555656516a0, 24 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 377] <... set_robust_list resumed>) = 0 [pid 377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 377] setpgid(0, 0) = 0 [pid 377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 377] write(3, "1000", 4) = 4 [pid 377] close(3) = 0 [pid 377] write(1, "executing program\n", 18) = 18 [pid 377] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 377] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 298] <... restart_syscall resumed>) = 0 [pid 377] <... rt_sigaction resumed>, NULL, 8) = 0 executing program [pid 377] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 377] <... mmap resumed>) = 0x7ff80b96e000 [pid 377] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 377] <... mprotect resumed>) = 0 [pid 377] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 377] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 381 [pid 377] <... clone3 resumed> => {parent_tid=[382]}, 88) = 382 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 377] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 377] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 377] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 377] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] rt_sigprocmask(SIG_SETMASK, [] [pid 378] set_robust_list(0x5555656516a0, 24ci2-android-5-10/strace-static-x86_64: Process 382 attached [pid 382] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 382] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 382] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 382] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... futex resumed>) = 0 [pid 377] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 377] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... futex resumed>) = 1 [pid 382] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 382] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... futex resumed>) = 0 [pid 377] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 377] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... futex resumed>) = 1 [pid 382] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 382] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 377] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 377] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... futex resumed>) = 1 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 382] sendfile(-1, -1, [3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 382] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 382] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... futex resumed>) = 0 [pid 377] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 377] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] <... futex resumed>) = 1 [pid 382] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 383 attached ci2-android-5-10/strace-static-x86_64: Process 381 attached ) = 384 [pid 378] <... set_robust_list resumed>) = 0 [pid 376] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 382] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] set_robust_list(0x5555656516a0, 24 [pid 378] rt_sigprocmask(SIG_SETMASK, [] [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 383 [pid 382] <... futex resumed>) = 1 [pid 381] <... set_robust_list resumed>) = 0 [pid 378] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 376] <... prctl resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 382] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 381] rt_sigprocmask(SIG_SETMASK, [] [pid 378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 376] setpgid(0, 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 381] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 378] <... prctl resumed>) = 0 [pid 376] <... setpgid resumed>) = 0 [pid 381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 378] setpgid(0, 0 [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 381] <... prctl resumed>) = 0 [pid 378] <... setpgid resumed>) = 0 [pid 376] <... openat resumed>) = 3 [pid 381] setpgid(0, 0 [pid 378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 376] write(3, "1000", 4 [pid 381] <... setpgid resumed>) = 0 [pid 378] <... openat resumed>) = 3 [pid 376] <... write resumed>) = 4 [pid 381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 378] write(3, "1000", 4 [pid 376] close(3 [pid 381] <... openat resumed>) = 3 [pid 378] <... write resumed>) = 4 [pid 376] <... close resumed>) = 0 [pid 381] write(3, "1000", 4 [pid 378] close(3 executing program [pid 376] write(1, "executing program\n", 18 [pid 381] <... write resumed>) = 4 [pid 378] <... close resumed>) = 0 [pid 376] <... write resumed>) = 18 [pid 383] set_robust_list(0x5555656516a0, 24 [pid 381] close(3 [pid 378] write(1, "executing program\n", 18 executing program [pid 376] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] <... set_robust_list resumed>) = 0 [pid 381] <... close resumed>) = 0 [pid 378] <... write resumed>) = 18 [pid 376] <... futex resumed>) = 0 [pid 383] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 381] write(1, "executing program\n", 18 [pid 378] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 383] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 381] <... write resumed>) = 18 [pid 378] <... futex resumed>) = 0 [pid 376] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 381] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 376] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 383] <... prctl resumed>) = 0 [pid 381] <... futex resumed>) = 0 [pid 378] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 376] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 383] setpgid(0, 0 [pid 381] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 378] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 383] <... setpgid resumed>) = 0 [pid 381] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 378] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 376] <... mmap resumed>) = 0x7ff80b96e000 [pid 383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 381] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 376] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 383] <... openat resumed>) = 3 [pid 381] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 378] <... mmap resumed>) = 0x7ff80b96e000 [pid 376] <... mprotect resumed>) = 0 [pid 383] write(3, "1000", 4 [pid 381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 378] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 376] rt_sigprocmask(SIG_BLOCK, ~[] [pid 383] <... write resumed>) = 4 [pid 381] <... mmap resumed>) = 0x7ff80b96e000 [pid 378] <... mprotect resumed>) = 0 [pid 376] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 383] close(3 [pid 381] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 378] rt_sigprocmask(SIG_BLOCK, ~[] [pid 376] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 383] <... close resumed>) = 0 [pid 381] <... mprotect resumed>) = 0 [pid 378] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 383] write(1, "executing program\n", 18 [pid 381] rt_sigprocmask(SIG_BLOCK, ~[] [pid 378] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 376] <... clone3 resumed> => {parent_tid=[385]}, 88) = 385 [pid 383] <... write resumed>) = 18 [pid 381] <... rt_sigprocmask resumed>, [], 8) = 0 [ 34.521292][ T314] ================================================================== [ 34.529423][ T314] BUG: KASAN: use-after-free in pppol2tp_sock_to_session+0x1a0/0x1b0 [ 34.537502][ T314] Read of size 4 at addr ffff88810ad78c00 by task syz-executor273/314 [ 34.545695][ T314] [ 34.548062][ T314] CPU: 0 PID: 314 Comm: syz-executor273 Not tainted syzkaller #0 [ 34.555789][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 34.565874][ T314] Call Trace: [pid 376] rt_sigprocmask(SIG_SETMASK, [] [pid 383] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 378] <... clone3 resumed> => {parent_tid=[386]}, 88) = 386 [pid 376] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 383] <... futex resumed>) = 0 [pid 378] rt_sigprocmask(SIG_SETMASK, [] [pid 376] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 381] <... clone3 resumed> => {parent_tid=[387]}, 88) = 387 [pid 378] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 376] <... futex resumed>) = 0 [pid 383] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 381] rt_sigprocmask(SIG_SETMASK, [] [pid 378] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 381] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 378] <... futex resumed>) = 0 [pid 383] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 381] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 381] <... futex resumed>) = 0 [pid 383] <... mmap resumed>) = 0x7ff80b96e000 [pid 381] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 383] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 383] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[388]}, 88) = 388 [pid 383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 383] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 388 attached [pid 388] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 388] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 388] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 388] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] <... futex resumed>) = 0 [pid 383] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 388] <... futex resumed>) = 1 [ 34.569179][ T314] __dump_stack+0x21/0x24 [ 34.573524][ T314] dump_stack_lvl+0x1a7/0x208 [ 34.578615][ T314] ? show_regs_print_info+0x18/0x18 [ 34.583830][ T314] ? thaw_kernel_threads+0x220/0x220 [ 34.589132][ T314] ? __local_bh_enable_ip+0x53/0x80 [ 34.594369][ T314] print_address_description+0x7f/0x2c0 [ 34.599940][ T314] ? pppol2tp_sock_to_session+0x1a0/0x1b0 [ 34.605661][ T314] kasan_report+0x100/0x140 [ 34.610171][ T314] ? pppol2tp_sock_to_session+0x1a0/0x1b0 [ 34.615894][ T314] __asan_report_load4_noabort+0x14/0x20 [ 34.621533][ T314] pppol2tp_sock_to_session+0x1a0/0x1b0 [ 34.627080][ T314] pppol2tp_release+0x150/0x2b0 [ 34.631937][ T314] sock_close+0xb8/0x200 [ 34.636182][ T314] ? sock_mmap+0xa0/0xa0 [ 34.640434][ T314] __fput+0x2dc/0x730 [ 34.644418][ T314] ____fput+0x15/0x20 [ 34.648407][ T314] task_work_run+0x127/0x190 [ 34.653002][ T314] do_exit+0xa7c/0x24e0 [ 34.657175][ T314] ? __kasan_check_write+0x14/0x20 [ 34.662285][ T314] ? switch_fpu_return+0x19c/0x330 [ 34.667418][ T314] ? put_task_struct+0x90/0x90 [ 34.672191][ T314] ? fpu__clear_all+0x20/0x20 [ 34.676870][ T314] ? __kasan_check_read+0x11/0x20 [ 34.681898][ T314] __x64_sys_exit+0x40/0x40 [ 34.686428][ T314] do_syscall_64+0x31/0x40 [ 34.690849][ T314] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 34.696740][ T314] RIP: 0033:0x7ff80b9ae199 [ 34.701176][ T314] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 34.708539][ T314] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 34.716956][ T314] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [ 34.724951][ T314] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 34.732930][ T314] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 34.740901][ T314] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 34.748875][ T314] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 34.756846][ T314] [ 34.759187][ T314] Allocated by task 308: [ 34.763450][ T314] __kasan_kmalloc+0xd4/0x100 [ 34.768130][ T314] __kmalloc+0x19f/0x330 [ 34.772370][ T314] l2tp_session_create+0x39/0xb60 [ 34.777397][ T314] pppol2tp_connect+0xbf5/0x1640 [ 34.782333][ T314] __sys_connect+0x3ce/0x450 [ 34.786919][ T314] __x64_sys_connect+0x7a/0x90 [ 34.791684][ T314] do_syscall_64+0x31/0x40 [ 34.796114][ T314] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 34.802001][ T314] [ 34.804344][ T314] Freed by task 49: [ 34.808154][ T314] kasan_set_track+0x4a/0x70 [ 34.812748][ T314] kasan_set_free_info+0x23/0x40 [ 34.817684][ T314] ____kasan_slab_free+0x125/0x160 [ 34.822794][ T314] __kasan_slab_free+0x11/0x20 [ 34.827571][ T314] slab_free_freelist_hook+0xc5/0x190 [ 34.832944][ T314] kfree+0xc0/0x270 [ 34.836773][ T314] l2tp_session_put+0xb2/0x1a0 [ 34.841546][ T314] l2tp_session_delete+0x3a9/0x4a0 [ 34.846665][ T314] l2tp_tunnel_del_work+0x180/0x3d0 [ 34.851871][ T314] process_one_work+0x6fd/0xbc0 [ 34.856721][ T314] worker_thread+0xa8e/0x13c0 [ 34.861431][ T314] kthread+0x324/0x3b0 [ 34.865520][ T314] ret_from_fork+0x1f/0x30 [ 34.869937][ T314] [ 34.872268][ T314] Last potentially related work creation: [ 34.877993][ T314] kasan_save_stack+0x3a/0x60 [ 34.883056][ T314] __kasan_record_aux_stack+0xd2/0x100 [ 34.888524][ T314] kasan_record_aux_stack_noalloc+0xb/0x10 [ 34.894325][ T314] call_rcu+0x11a/0x1090 [ 34.898566][ T314] blkg_release+0x23/0x30 [ 34.902889][ T314] percpu_ref_switch_to_atomic_rcu+0x5a3/0x5b0 [ 34.909039][ T314] rcu_do_batch+0x488/0xaf0 [ 34.913539][ T314] rcu_core+0x50a/0xca0 [ 34.917704][ T314] rcu_core_si+0x9/0x10 [ 34.921870][ T314] __do_softirq+0x255/0x563 [ 34.926370][ T314] [ 34.928705][ T314] The buggy address belongs to the object at ffff88810ad78c00 [ 34.928705][ T314] which belongs to the cache kmalloc-512 of size 512 [ 34.942757][ T314] The buggy address is located 0 bytes inside of [ 34.942757][ T314] 512-byte region [ffff88810ad78c00, ffff88810ad78e00) [ 34.955850][ T314] The buggy address belongs to the page: [ 34.961503][ T314] page:ffffea00042b5e00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10ad78 [ 34.971754][ T314] head:ffffea00042b5e00 order:2 compound_mapcount:0 compound_pincount:0 [ 34.980077][ T314] flags: 0x4000000000010200(slab|head) [ 34.985538][ T314] raw: 4000000000010200 ffffea00042b9000 0000000600000006 ffff888100043080 [ 34.994116][ T314] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 [ 35.002865][ T314] page dumped because: kasan: bad access detected [ 35.009288][ T314] page_owner tracks the page as allocated [ 35.015014][ T314] page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, ts 2347361500, free_ts 0 [ 35.032889][ T314] prep_new_page+0x176/0x190 [ 35.037475][ T314] get_page_from_freelist+0x225f/0x23f0 [ 35.043024][ T314] __alloc_pages_nodemask+0x29a/0x640 [ 35.048392][ T314] new_slab+0x84/0x3f0 [ 35.052460][ T314] ___slab_alloc+0x2f8/0x4c0 [ 35.057049][ T314] __slab_alloc+0x63/0xa0 [ 35.061382][ T314] kmem_cache_alloc_trace+0x1a8/0x2e0 [ 35.066754][ T314] blkg_alloc+0x6d/0x570 [ 35.071000][ T314] blkcg_init_queue+0x2d/0x330 [ 35.075765][ T314] blk_alloc_queue+0x444/0x5f0 [ 35.080534][ T314] blk_mq_init_queue+0x37/0xd0 [ 35.085322][ T314] scsi_mq_alloc_queue+0x42/0x140 [ 35.090346][ T314] scsi_alloc_sdev+0x611/0x920 [ 35.095102][ T314] scsi_probe_and_add_lun+0x17d/0x3370 [ 35.100557][ T314] __scsi_scan_target+0x1d2/0xbf0 [ 35.105679][ T314] scsi_scan_host_selected+0x34e/0x600 [ 35.111136][ T314] page_owner free stack trace missing [ 35.116500][ T314] [ 35.118823][ T314] Memory state around the buggy address: [ 35.124453][ T314] ffff88810ad78b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 35.132515][ T314] ffff88810ad78b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 35.140599][ T314] >ffff88810ad78c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 35.148654][ T314] ^ [ 35.152723][ T314] ffff88810ad78c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 35.160804][ T314] ffff88810ad78d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [pid 388] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 388] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] <... futex resumed>) = 0 [pid 383] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 388] <... futex resumed>) = 1 [pid 388] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 382] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 377] <... futex resumed>) = 0 [pid 382] --- SIGRT_7 {si_signo=SIGRT_7, si_code=0x1, si_pid=384, si_uid=0} --- [pid 383] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 381] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 378] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 376] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 35.168861][ T314] ================================================================== [ 35.176924][ T314] Disabling lock debugging due to kernel taint [ 35.183916][ T314] ------------[ cut here ]------------ [ 35.189423][ T314] WARNING: CPU: 1 PID: 314 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 35.201552][ T314] Modules linked in: [ 35.206733][ T314] CPU: 1 PID: 314 Comm: syz-executor273 Tainted: G B syzkaller #0 [pid 388] <... connect resumed>) = 0 [pid 383] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 382] +++ killed by SIGRT_7 +++ [pid 381] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 387 attached ci2-android-5-10/strace-static-x86_64: Process 386 attached ci2-android-5-10/strace-static-x86_64: Process 385 attached [pid 388] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 387] set_robust_list(0x7ff80b98e9a0, 24 [pid 386] set_robust_list(0x7ff80b98e9a0, 24 [pid 385] set_robust_list(0x7ff80b98e9a0, 24 [pid 383] <... futex resumed>) = 0 [pid 381] <... futex resumed>) = 0 [pid 378] <... futex resumed>) = 0 [pid 377] +++ killed by SIGRT_7 +++ [pid 376] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=377, si_uid=0, si_status=SIGRT_7, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 389 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 389 attached [pid 389] set_robust_list(0x5555656516a0, 24) = 0 [pid 389] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 389] setpgid(0, 0) = 0 [pid 389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 389] write(3, "1000", 4) = 4 [pid 389] close(3) = 0 [pid 389] write(1, "executing program\n", 18) = 18 [pid 389] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [ 35.215965][ T24] audit: type=1400 audit(1788202866.110:68): avc: denied { read } for pid=77 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 35.216786][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 35.238701][ T24] audit: type=1400 audit(1788202866.110:69): avc: denied { search } for pid=77 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [pid 389] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 389] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 389] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 388] <... futex resumed>) = 0 [pid 387] <... set_robust_list resumed>) = 0 [pid 386] <... set_robust_list resumed>) = 0 [pid 385] <... set_robust_list resumed>) = 0 [pid 383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 389] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 389] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[390]}, 88) = 390 [pid 389] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 389] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 390 attached [pid 390] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 390] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 390] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] <... futex resumed>) = 0 [pid 389] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 390] <... futex resumed>) = 1 [pid 390] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] <... futex resumed>) = 0 [pid 389] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 390] <... futex resumed>) = 1 [pid 390] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] <... futex resumed>) = 0 [pid 389] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 390] <... futex resumed>) = 1 [pid 390] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] <... futex resumed>) = 0 [pid 389] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 390] <... futex resumed>) = 1 [pid 390] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 391 [pid 390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] <... futex resumed>) = 0 [pid 389] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 390] <... futex resumed>) = 1 [pid 390] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] <... futex resumed>) = 0 [pid 389] exit_group(0) = ? [pid 390] <... futex resumed>) = ? [pid 390] +++ exited with 0 +++ [pid 389] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=389, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 388] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 387] rt_sigprocmask(SIG_SETMASK, [] [pid 386] rt_sigprocmask(SIG_SETMASK, [] [pid 385] rt_sigprocmask(SIG_SETMASK, [] [pid 383] <... mmap resumed>) = 0x7ff80b94d000 [pid 381] <... mmap resumed>) = 0x7ff80b94d000 [pid 378] <... mmap resumed>) = 0x7ff80b94d000 [pid 376] <... mmap resumed>) = 0x7ff80b94d000 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 392 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 392 attached [pid 392] set_robust_list(0x5555656516a0, 24) = 0 [pid 392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 392] setpgid(0, 0) = 0 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 392] write(3, "1000", 4) = 4 [pid 392] close(3) = 0 executing program [pid 392] write(1, "executing program\n", 18) = 18 [pid 392] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 35.250583][ T314] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 35.276754][ T314] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 35.291945][ T24] audit: type=1400 audit(1788202866.110:70): avc: denied { write } for pid=77 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 35.297490][ T314] RSP: 0018:ffffc90000c67c40 EFLAGS: 00010293 [pid 387] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 386] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 385] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 383] mprotect(0x7ff80b94e000, 131072, PROT_READ|PROT_WRITE [pid 381] mprotect(0x7ff80b94e000, 131072, PROT_READ|PROT_WRITE [pid 378] mprotect(0x7ff80b94e000, 131072, PROT_READ|PROT_WRITE [pid 376] mprotect(0x7ff80b94e000, 131072, PROT_READ|PROT_WRITE [pid 392] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 392] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 392] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[393]}, 88) = 393 [pid 392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 392] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 393 attached [pid 393] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 393] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 393] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] <... futex resumed>) = 0 [pid 392] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 393] <... futex resumed>) = 1 [pid 393] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] <... futex resumed>) = 0 [pid 392] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 393] <... futex resumed>) = 1 [pid 393] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] <... futex resumed>) = 0 [pid 392] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 393] <... futex resumed>) = 1 [pid 393] sendfile(-1, -1, [3 [pid 387] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 386] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 385] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 383] <... mprotect resumed>) = 0 [pid 381] <... mprotect resumed>) = 0 [pid 378] <... mprotect resumed>) = 0 [pid 376] <... mprotect resumed>) = 0 [pid 393] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] <... futex resumed>) = 0 [pid 392] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 393] <... futex resumed>) = 1 [pid 393] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 394 [pid 393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] <... futex resumed>) = 0 [pid 392] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 393] <... futex resumed>) = 1 [pid 393] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] <... futex resumed>) = 0 [pid 392] exit_group(0) = ? [pid 393] <... futex resumed>) = ? [pid 393] +++ exited with 0 +++ [pid 392] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 387] <... socket resumed>) = 3 [pid 386] <... socket resumed>) = 3 [pid 385] <... socket resumed>) = 3 [pid 383] rt_sigprocmask(SIG_BLOCK, ~[] [pid 381] rt_sigprocmask(SIG_BLOCK, ~[] [pid 378] rt_sigprocmask(SIG_BLOCK, ~[] [pid 376] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 395 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 395 attached [pid 395] set_robust_list(0x5555656516a0, 24) = 0 [pid 395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 395] setpgid(0, 0) = 0 [pid 395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 395] write(3, "1000", 4) = 4 [pid 395] close(3) = 0 [pid 395] write(1, "executing program\n", 18) = 18 [pid 395] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 395] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 395] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 executing program [pid 395] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[396]}, 88) = 396 [ 35.324818][ T314] RAX: ffffffff842f41a7 RBX: ffff88812103d000 RCX: ffff88810bd2e2c0 [ 35.333693][ T314] RDX: 0000000000000000 RSI: 000000000bd453c0 RDI: 000000000c04eb7d [ 35.340914][ T24] audit: type=1400 audit(1788202866.110:71): avc: denied { add_name } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 35.343607][ T314] RBP: ffffc90000c67c60 R08: 0000000000000003 R09: 0000000000000004 [pid 387] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 385] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 381] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 378] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 376] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 395] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 396 attached [pid 396] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 396] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 396] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 396] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = 0 [pid 395] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 396] <... futex resumed>) = 1 [pid 396] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 396] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = 0 [pid 395] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 396] <... futex resumed>) = 1 [pid 396] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 396] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = 0 [pid 395] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 396] <... futex resumed>) = 1 [pid 396] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 396] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = 0 [pid 395] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 396] <... futex resumed>) = 1 [pid 396] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 387] <... futex resumed>) = 0 [pid 386] <... futex resumed>) = 0 [pid 385] <... futex resumed>) = 0 [pid 383] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b96d990, parent_tid=0x7ff80b96d990, exit_signal=0, stack=0x7ff80b94d000, stack_size=0x20300, tls=0x7ff80b96d6c0} [pid 381] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b96d990, parent_tid=0x7ff80b96d990, exit_signal=0, stack=0x7ff80b94d000, stack_size=0x20300, tls=0x7ff80b96d6c0} [pid 378] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b96d990, parent_tid=0x7ff80b96d990, exit_signal=0, stack=0x7ff80b94d000, stack_size=0x20300, tls=0x7ff80b96d6c0} [pid 376] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b96d990, parent_tid=0x7ff80b96d990, exit_signal=0, stack=0x7ff80b94d000, stack_size=0x20300, tls=0x7ff80b96d6c0} [pid 387] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 385] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 397 attached ci2-android-5-10/strace-static-x86_64: Process 399 attached [pid 381] <... clone3 resumed> => {parent_tid=[398]}, 88) = 398 [pid 378] <... clone3 resumed> => {parent_tid=[397]}, 88) = 397 [pid 376] <... clone3 resumed> => {parent_tid=[400]}, 88) = 400 [pid 383] <... clone3 resumed> => {parent_tid=[399]}, 88) = 399 [pid 381] rt_sigprocmask(SIG_SETMASK, [] [pid 378] rt_sigprocmask(SIG_SETMASK, [] [pid 376] rt_sigprocmask(SIG_SETMASK, [] [pid 399] set_robust_list(0x7ff80b96d9a0, 24 [pid 397] set_robust_list(0x7ff80b96d9a0, 24 [pid 383] rt_sigprocmask(SIG_SETMASK, [] [pid 381] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 399] <... set_robust_list resumed>) = 0 [pid 397] <... set_robust_list resumed>) = 0 [pid 383] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 381] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 376] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 396] <... clone3 resumed>) = 401 [pid 396] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = 0 [pid 395] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 396] <... futex resumed>) = 1 [pid 396] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 396] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = 0 [pid 395] exit_group(0) = ? [pid 396] <... futex resumed>) = ? [pid 396] +++ exited with 0 +++ [pid 395] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 402 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 399] rt_sigprocmask(SIG_SETMASK, [] [pid 397] rt_sigprocmask(SIG_SETMASK, [] [pid 383] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... futex resumed>) = 0 [pid 378] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 398 attached [pid 398] set_robust_list(0x7ff80b96d9a0, 24 [pid 383] <... futex resumed>) = 0 [pid 376] <... futex resumed>) = 0 [pid 399] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 397] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 381] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 378] <... futex resumed>) = 0 [pid 399] sendfile(-1, -1, [3 [pid 397] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 383] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 400 attached [pid 398] <... set_robust_list resumed>) = 0 [pid 400] set_robust_list(0x7ff80b96d9a0, 24 [pid 398] rt_sigprocmask(SIG_SETMASK, [] [pid 400] <... set_robust_list resumed>) = 0 [pid 398] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 400] rt_sigprocmask(SIG_SETMASK, [] [pid 398] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 400] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 398] <... socket resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 402 attached [pid 400] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 398] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] set_robust_list(0x5555656516a0, 24 [pid 400] <... socket resumed>) = 4 [pid 398] <... futex resumed>) = 0 [pid 402] <... set_robust_list resumed>) = 0 [pid 400] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] rt_sigprocmask(SIG_SETMASK, [] [pid 400] <... futex resumed>) = 0 [pid 402] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 400] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 402] setpgid(0, 0) = 0 [pid 402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 402] write(3, "1000", 4) = 4 [pid 402] close(3) = 0 [pid 402] write(1, "executing program\n", 18) = 18 [pid 402] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 402] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 402] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 402] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 402] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 executing program [pid 402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[403]}, 88) = 403 [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 399] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 397] <... socket resumed>) = 4 [pid 378] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 397] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 402] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 402] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] <... futex resumed>) = 1 [pid 387] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 0 [pid 397] <... futex resumed>) = 0 [pid 381] <... futex resumed>) = 1 [pid 378] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] <... futex resumed>) = 0 [pid 402] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 397] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 387] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 386] <... futex resumed>) = 0 [pid 385] <... futex resumed>) = 0 [pid 383] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 378] <... futex resumed>) = 1 [pid 376] <... futex resumed>) = 1 [ 35.371200][ T314] R10: dffffc0000000000 R11: fffffbfff0dcf848 R12: dffffc0000000000 [ 35.380757][ T314] R13: dffffc0000000000 R14: 000000000bd453c0 R15: ffff88810ad78c00 [ 35.390653][ T314] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 35.401164][ T24] audit: type=1400 audit(1788202866.110:72): avc: denied { create } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [pid 388] <... futex resumed>) = 0 [pid 387] <... connect resumed>) = -1 EEXIST (File exists) [pid 386] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 385] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 383] <... futex resumed>) = 1 [pid 378] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 403 attached [pid 403] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 403] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 403] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 403] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] <... futex resumed>) = 0 [pid 402] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 402] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] <... futex resumed>) = 1 [pid 403] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 403] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] <... futex resumed>) = 0 [pid 403] <... futex resumed>) = 1 [pid 402] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 402] <... futex resumed>) = 0 [pid 403] <... connect resumed>) = -1 EEXIST (File exists) [pid 402] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 402] <... futex resumed>) = 0 [pid 403] sendfile(-1, -1, [3 [pid 402] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 402] <... futex resumed>) = 0 [pid 403] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 403] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 402] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] <... clone3 resumed>) = 404 [pid 402] <... futex resumed>) = 0 [pid 403] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 388] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 387] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] <... connect resumed>) = -1 EEXIST (File exists) [pid 385] <... connect resumed>) = -1 EEXIST (File exists) [pid 383] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] ioctl(3, PPPIOCSFLAGS, 0 [pid 402] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 402] <... futex resumed>) = 0 [pid 388] <... clone3 resumed>) = 405 [pid 387] <... futex resumed>) = 1 [pid 386] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 385] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... futex resumed>) = 0 [pid 403] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 403] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] exit_group(0 [pid 386] <... futex resumed>) = 1 [pid 385] <... futex resumed>) = 1 [pid 381] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] <... futex resumed>) = 0 [pid 387] sendfile(-1, -1, [3 [pid 376] <... futex resumed>) = 0 [pid 403] <... futex resumed>) = ? [pid 402] <... exit_group resumed>) = ? [pid 388] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 385] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 381] <... futex resumed>) = 0 [pid 403] +++ exited with 0 +++ [pid 402] +++ exited with 0 +++ [pid 387] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 378] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 406 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 406 attached [pid 406] set_robust_list(0x5555656516a0, 24) = 0 [pid 406] rt_sigprocmask(SIG_SETMASK, [] [pid 388] <... futex resumed>) = 1 [pid 387] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 381] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 378] <... futex resumed>) = 0 [pid 376] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 0 [pid 406] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 387] <... futex resumed>) = 0 [pid 385] sendfile(-1, -1, [3 [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 376] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 388] ioctl(3, PPPIOCSFLAGS, 0 [pid 386] sendfile(-1, -1, [3 [pid 383] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 406] <... prctl resumed>) = 0 [pid 406] setpgid(0, 0) = 0 [pid 387] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 381] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 388] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 385] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 383] <... futex resumed>) = 0 [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] <... futex resumed>) = 0 [pid 388] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 385] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 406] <... openat resumed>) = 3 [pid 406] write(3, "1000", 4) = 4 [pid 406] close(3) = 0 [pid 406] write(1, "executing program\n", 18) = 18 [pid 406] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 406] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 406] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 406] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 406] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[407]}, 88) = 407 [pid 406] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 406] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 407 attached [pid 407] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 407] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 387] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 386] <... futex resumed>) = 1 [pid 388] <... futex resumed>) = 0 [pid 385] <... futex resumed>) = 1 [pid 383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 381] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 378] <... futex resumed>) = 0 [pid 376] <... futex resumed>) = 0 [pid 407] <... futex resumed>) = 1 [pid 407] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 387] <... clone3 resumed>) = 408 [pid 388] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 383] exit_group(0 [pid 378] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 385] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 406] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 387] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 376] <... futex resumed>) = 0 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... futex resumed>) = 1 [pid 407] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 378] <... futex resumed>) = 0 [pid 407] <... connect resumed>) = -1 EEXIST (File exists) [pid 407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 385] <... clone3 resumed>) = 409 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... futex resumed>) = 1 [pid 407] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] <... clone3 resumed>) = 410 [pid 406] <... futex resumed>) = 0 [pid 383] <... exit_group resumed>) = ? [pid 378] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 406] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] <... futex resumed>) = ? [pid 388] <... futex resumed>) = ? [pid 386] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 385] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] +++ exited with 0 +++ [pid 407] <... futex resumed>) = 1 [pid 407] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 411 [pid 388] +++ exited with 0 +++ [pid 387] <... futex resumed>) = 1 [pid 386] <... futex resumed>) = 0 [pid 385] <... futex resumed>) = 1 [pid 383] +++ exited with 0 +++ [pid 381] <... futex resumed>) = 0 [pid 378] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=383, si_uid=0, si_status=0, si_utime=0, si_stime=58 /* 0.58 s */} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 387] ioctl(3, PPPIOCSFLAGS, 0 [pid 386] ioctl(3, PPPIOCSFLAGS, 0 [pid 385] ioctl(3, PPPIOCSFLAGS, 0 [pid 381] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] <... futex resumed>) = 0 [pid 376] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] <... futex resumed>) = 1 [pid 407] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 406] exit_group(0) = ? [pid 407] <... futex resumed>) = ? [pid 407] +++ exited with 0 +++ [pid 406] +++ exited with 0 +++ [pid 387] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 386] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 385] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 381] <... futex resumed>) = 0 [pid 378] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 387] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 385] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 376] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 387] <... futex resumed>) = 0 [pid 386] <... futex resumed>) = 0 [pid 385] <... futex resumed>) = 0 [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] exit_group(0 [pid 376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 387] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 385] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 397] <... futex resumed>) = ? [pid 386] <... futex resumed>) = ? [pid 381] exit_group(0 [pid 378] <... exit_group resumed>) = ? [pid 376] exit_group(0 [pid 302] <... restart_syscall resumed>) = 0 [pid 397] +++ exited with 0 +++ [pid 400] <... futex resumed>) = ? [pid 386] +++ exited with 0 +++ [pid 385] <... futex resumed>) = ? [pid 376] <... exit_group resumed>) = ? [pid 400] +++ exited with 0 +++ [pid 398] <... futex resumed>) = ? [pid 387] <... futex resumed>) = ? [pid 381] <... exit_group resumed>) = ? [pid 378] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 398] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 385] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 412 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 387] +++ exited with 0 +++ [pid 376] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 413 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 381] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=381, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [ 35.401355][ T314] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.422683][ T314] CR2: 00007ff80b96cbb0 CR3: 0000000122500000 CR4: 00000000003506b0 [ 35.438694][ T314] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.448652][ T314] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.461448][ T314] Call Trace: [ 35.467005][ T314] pppol2tp_release+0x150/0x2b0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 413 attached ) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 412 attached [pid 413] set_robust_list(0x5555656516a0, 24 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 414 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 415 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 414 attached [pid 414] set_robust_list(0x5555656516a0, 24) = 0 [pid 414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 414] setpgid(0, 0) = 0 [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 414] write(3, "1000", 4) = 4 [pid 414] close(3) = 0 [pid 414] write(1, "executing program\n", 18) = 18 executing program [pid 414] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 414] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 414] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 413] <... set_robust_list resumed>) = 0 [pid 414] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 414] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 414] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[416]}, 88) = 416 [pid 414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 414] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 414] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 416 attached [pid 416] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 416] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 416] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = 0 [pid 414] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 414] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 416] <... futex resumed>) = 1 [pid 416] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 416] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = 0 [pid 414] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 414] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 416] <... futex resumed>) = 1 [pid 416] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 416] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = 0 [pid 414] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 414] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 416] <... futex resumed>) = 1 [pid 416] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 416] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = 0 [pid 414] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 414] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 416] <... futex resumed>) = 1 [pid 416] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 417 [pid 416] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = 0 [pid 414] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 414] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 416] <... futex resumed>) = 1 [pid 416] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 416] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = 0 [pid 414] exit_group(0 [pid 413] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 414] <... exit_group resumed>) = ? [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 412] set_robust_list(0x5555656516a0, 24 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 416] <... futex resumed>) = ? [pid 413] <... prctl resumed>) = 0 [pid 413] setpgid(0, 0 [pid 412] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 418 [pid 413] <... setpgid resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 413] write(3, "1000", 4) = 4 [pid 412] rt_sigprocmask(SIG_SETMASK, [] [pid 413] close(3) = 0 [pid 412] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 413] write(1, "executing program\n", 18 [pid 416] +++ exited with 0 +++ [pid 414] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 413] <... write resumed>) = 18 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 413] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 413] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 413] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 413] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 419 attached ci2-android-5-10/strace-static-x86_64: Process 418 attached ci2-android-5-10/strace-static-x86_64: Process 415 attached [pid 412] <... prctl resumed>) = 0 [pid 418] set_robust_list(0x5555656516a0, 24 [pid 415] set_robust_list(0x5555656516a0, 24 [pid 413] <... clone3 resumed> => {parent_tid=[419]}, 88) = 419 [pid 412] setpgid(0, 0 [pid 418] <... set_robust_list resumed>) = 0 [pid 415] <... set_robust_list resumed>) = 0 [pid 413] rt_sigprocmask(SIG_SETMASK, [] [pid 412] <... setpgid resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 418] rt_sigprocmask(SIG_SETMASK, [] [ 35.473067][ T24] audit: type=1400 audit(1788202866.110:73): avc: denied { append open } for pid=77 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 35.473603][ T314] sock_close+0xb8/0x200 [ 35.500658][ T314] ? sock_mmap+0xa0/0xa0 [ 35.514099][ T314] __fput+0x2dc/0x730 [ 35.518591][ T314] ____fput+0x15/0x20 [pid 415] rt_sigprocmask(SIG_SETMASK, [] [pid 413] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 418] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 413] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... openat resumed>) = 3 [pid 419] set_robust_list(0x7ff80b98e9a0, 24 [pid 418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 413] <... futex resumed>) = 0 [pid 412] write(3, "1000", 4 [pid 419] <... set_robust_list resumed>) = 0 [pid 418] <... prctl resumed>) = 0 [pid 415] <... prctl resumed>) = 0 [pid 413] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... write resumed>) = 4 [pid 419] rt_sigprocmask(SIG_SETMASK, [] [pid 418] setpgid(0, 0 [pid 415] setpgid(0, 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 420 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 420 attached [pid 420] set_robust_list(0x5555656516a0, 24) = 0 [pid 420] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 420] setpgid(0, 0) = 0 [pid 420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 420] write(3, "1000", 4) = 4 [pid 420] close(3) = 0 [pid 420] write(1, "executing program\n", 18) = 18 executing program [pid 420] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] close(3 [pid 418] <... setpgid resumed>) = 0 [pid 419] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 415] <... setpgid resumed>) = 0 [pid 412] <... close resumed>) = 0 [pid 419] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 412] write(1, "executing program\n", 18 [pid 419] <... socket resumed>) = 3 [pid 420] <... futex resumed>) = 0 [pid 418] <... openat resumed>) = 3 [pid 412] <... write resumed>) = 18 [pid 420] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 419] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] write(3, "1000", 4 [pid 415] <... openat resumed>) = 3 [pid 412] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 419] <... futex resumed>) = 1 [pid 418] <... write resumed>) = 4 [pid 415] write(3, "1000", 4 [pid 413] <... futex resumed>) = 0 [pid 420] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 420] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 420] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 420] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 420] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[421]}, 88) = 421 [pid 420] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 420] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 420] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 421 attached [pid 421] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 421] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 420] <... futex resumed>) = 0 [pid 420] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 420] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 413] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... futex resumed>) = 0 [pid 421] <... futex resumed>) = 1 [pid 421] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 413] <... futex resumed>) = 0 [pid 412] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 419] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 418] close(3 [pid 415] <... write resumed>) = 4 [pid 413] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 419] <... socket resumed>) = 4 executing program [pid 418] <... close resumed>) = 0 [pid 412] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 415] close(3 [pid 419] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] write(1, "executing program\n", 18 [pid 412] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 419] <... futex resumed>) = 1 [pid 418] <... write resumed>) = 18 [pid 415] <... close resumed>) = 0 [pid 413] <... futex resumed>) = 0 [pid 419] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL executing program executing program [pid 418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 418] <... futex resumed>) = 0 [pid 415] write(1, "executing program\n", 18 [pid 413] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 419] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 418] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 415] <... write resumed>) = 18 [pid 413] <... futex resumed>) = 0 [pid 412] <... mmap resumed>) = 0x7ff80b96e000 [pid 419] <... connect resumed>) = -1 EEXIST (File exists) [pid 418] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 415] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 419] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 415] <... futex resumed>) = 0 [pid 413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 419] <... futex resumed>) = 0 [pid 418] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 415] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 413] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... mprotect resumed>) = 0 [pid 419] sendfile(-1, -1, [3 [pid 418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 415] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 413] <... futex resumed>) = 0 [pid 412] rt_sigprocmask(SIG_BLOCK, ~[] [pid 419] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 418] <... mmap resumed>) = 0x7ff80b96e000 [pid 415] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 413] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 419] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 419] <... futex resumed>) = 0 [pid 418] <... mprotect resumed>) = 0 [pid 415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 413] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] rt_sigprocmask(SIG_BLOCK, ~[] [pid 415] <... mmap resumed>) = 0x7ff80b96e000 [pid 419] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 418] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 415] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 413] <... futex resumed>) = 0 [pid 412] <... clone3 resumed> => {parent_tid=[422]}, 88) = 422 [pid 421] <... socket resumed>) = 4 [pid 421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 420] <... futex resumed>) = 0 [pid 420] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 419] <... clone3 resumed>) = 423 [pid 418] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 415] <... mprotect resumed>) = 0 [pid 420] <... futex resumed>) = 0 [pid 419] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] rt_sigprocmask(SIG_SETMASK, [] [pid 420] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 419] <... futex resumed>) = 0 [pid 415] rt_sigprocmask(SIG_BLOCK, ~[] [pid 418] <... clone3 resumed> => {parent_tid=[424]}, 88) = 424 [pid 413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 419] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 418] rt_sigprocmask(SIG_SETMASK, [] [pid 415] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 413] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 418] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 415] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 413] <... futex resumed>) = 0 [pid 412] <... futex resumed>) = 0 [pid 419] ioctl(3, PPPIOCSFLAGS, 0 [pid 418] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 419] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 412] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 419] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 415] <... clone3 resumed> => {parent_tid=[425]}, 88) = 425 [pid 419] <... futex resumed>) = 1 [pid 413] <... futex resumed>) = 0 [pid 419] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 415] rt_sigprocmask(SIG_SETMASK, [] [pid 421] <... futex resumed>) = 1 [pid 415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 413] exit_group(0 [pid 415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 419] <... futex resumed>) = ? [pid 415] <... futex resumed>) = 0 [pid 413] <... exit_group resumed>) = ? [pid 419] +++ exited with 0 +++ [pid 415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 421] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 420] <... futex resumed>) = 0 [pid 420] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] +++ exited with 0 +++ [pid 420] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 420] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 421] <... futex resumed>) = 1 [pid 421] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 420] <... futex resumed>) = 0 [pid 420] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 420] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 425 attached [pid 421] <... futex resumed>) = 1 [pid 421] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 425] set_robust_list(0x7ff80b98e9a0, 24 [pid 421] <... clone3 resumed>) = 426 [pid 421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 420] <... futex resumed>) = 0 [pid 420] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 420] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 421] <... futex resumed>) = 1 [pid 421] ioctl(3, PPPIOCSFLAGS, 0ci2-android-5-10/strace-static-x86_64: Process 422 attached ) = -1 ENOTCONN (Transport endpoint is not connected) [pid 422] set_robust_list(0x7ff80b98e9a0, 24 [pid 421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 420] <... futex resumed>) = 0 [pid 420] exit_group(0 [pid 300] <... restart_syscall resumed>) = 0 [pid 420] <... exit_group resumed>) = ? [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 425] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 424 attached [pid 422] <... set_robust_list resumed>) = 0 [pid 421] <... futex resumed>) = ? [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 427 [pid 424] set_robust_list(0x7ff80b98e9a0, 24 [pid 422] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 424] <... set_robust_list resumed>) = 0 [pid 422] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 421] +++ exited with 0 +++ [pid 420] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 424] rt_sigprocmask(SIG_SETMASK, [] [pid 422] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 424] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 422] <... socket resumed>) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 424] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 424] <... socket resumed>) = 3 [pid 422] <... futex resumed>) = 1 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 424] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 425] rt_sigprocmask(SIG_SETMASK, [] [pid 424] <... futex resumed>) = 1 [pid 412] <... futex resumed>) = 0 [pid 424] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 418] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 428 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 425] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 418] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 425] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 424] <... futex resumed>) = 0 [pid 422] <... futex resumed>) = 0 [pid 418] <... futex resumed>) = 1 [pid 412] <... futex resumed>) = 1 [pid 424] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 422] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IPci2-android-5-10/strace-static-x86_64: Process 427 attached [pid 424] <... socket resumed>) = 4 [pid 422] <... socket resumed>) = 4 [pid 427] set_robust_list(0x5555656516a0, 24 [pid 424] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 427] <... set_robust_list resumed>) = 0 [pid 424] <... futex resumed>) = 0 [pid 422] <... futex resumed>) = 0 [pid 427] rt_sigprocmask(SIG_SETMASK, [] [pid 424] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 422] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 427] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 427] setpgid(0, 0) = 0 [pid 427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 428 attached ) = 3 [pid 428] set_robust_list(0x5555656516a0, 24 [pid 427] write(3, "1000", 4 [pid 428] <... set_robust_list resumed>) = 0 [pid 427] <... write resumed>) = 4 [pid 428] rt_sigprocmask(SIG_SETMASK, [] [pid 427] close(3 [pid 428] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 427] <... close resumed>) = 0 [pid 428] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 427] write(1, "executing program\n", 18 [pid 428] <... prctl resumed>) = 0 [pid 427] <... write resumed>) = 18 [pid 428] setpgid(0, 0 [pid 427] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 428] <... setpgid resumed>) = 0 [pid 427] <... futex resumed>) = 0 [pid 428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 427] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 425] <... socket resumed>) = 3 [pid 418] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 428] <... openat resumed>) = 3 [pid 427] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 428] write(3, "1000", 4 [pid 427] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 428] <... write resumed>) = 4 [pid 427] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 428] close(3 [pid 427] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 428] <... close resumed>) = 0 [pid 427] <... mmap resumed>) = 0x7ff80b96e000 [pid 428] write(1, "executing program\n", 18 [pid 427] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 428] <... write resumed>) = 18 [pid 427] <... mprotect resumed>) = 0 [pid 428] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 427] rt_sigprocmask(SIG_BLOCK, ~[] [pid 428] <... futex resumed>) = 0 [pid 427] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 428] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 427] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 428] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 425] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 428] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 427] <... clone3 resumed> => {parent_tid=[429]}, 88) = 429 [pid 425] <... futex resumed>) = 1 [pid 418] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] <... futex resumed>) = 0 [pid 412] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 428] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 427] rt_sigprocmask(SIG_SETMASK, [] [pid 425] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 424] <... futex resumed>) = 0 [pid 422] <... futex resumed>) = 0 [pid 418] <... futex resumed>) = 1 [pid 415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... futex resumed>) = 1 [ 35.523312][ T314] task_work_run+0x127/0x190 [ 35.528369][ T314] do_exit+0xa7c/0x24e0 [ 35.532896][ T314] ? __kasan_check_write+0x14/0x20 [ 35.539270][ T314] ? switch_fpu_return+0x19c/0x330 [ 35.552123][ T314] ? put_task_struct+0x90/0x90 [ 35.557208][ T314] ? fpu__clear_all+0x20/0x20 [ 35.563034][ T314] ? __kasan_check_read+0x11/0x20 [ 35.568669][ T314] __x64_sys_exit+0x40/0x40 [pid 428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 427] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 425] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 424] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 422] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 418] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 415] <... futex resumed>) = 0 [pid 412] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 428] <... mmap resumed>) = 0x7ff80b96e000 [pid 427] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 424] <... connect resumed>) = -1 EEXIST (File exists) [pid 422] <... connect resumed>) = -1 EEXIST (File exists) [pid 428] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 427] <... futex resumed>) = 0 [pid 424] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 428] <... mprotect resumed>) = 0 [pid 427] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 424] <... futex resumed>) = 0 [pid 422] <... futex resumed>) = 0 [pid 428] rt_sigprocmask(SIG_BLOCK, ~[] [pid 424] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 422] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[430]}, 88) = 430 [pid 428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 429 attached [pid 429] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 429] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 425] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 429] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 427] <... futex resumed>) = 0 [pid 427] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 427] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 429] <... futex resumed>) = 1 [pid 429] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 429] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 427] <... futex resumed>) = 0 [pid 427] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 427] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 425] <... socket resumed>) = 4 [pid 418] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 424] <... futex resumed>) = 0 [pid 418] <... futex resumed>) = 1 [pid 429] <... futex resumed>) = 1 [pid 424] sendfile(-1, -1, [3 [pid 422] <... futex resumed>) = 0 [pid 412] <... futex resumed>) = 1 [pid 429] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 424] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 422] sendfile(-1, -1, [3 [pid 429] <... connect resumed>) = -1 EEXIST (File exists) [pid 424] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 429] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 424] <... futex resumed>) = 0 [pid 422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 429] <... futex resumed>) = 1 [pid 427] <... futex resumed>) = 0 [pid 424] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 422] <... futex resumed>) = 0 [pid 429] sendfile(-1, -1, [3 [pid 427] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 429] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 427] <... futex resumed>) = 0 [pid 429] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 427] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 429] <... futex resumed>) = 0 [pid 427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 429] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 427] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 427] <... futex resumed>) = 0 [pid 429] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 427] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 429] <... clone3 resumed>) = 431 [pid 429] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 427] <... futex resumed>) = 0 [pid 429] ioctl(3, PPPIOCSFLAGS, 0 [pid 427] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 429] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 427] <... futex resumed>) = 0 [pid 429] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 427] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 429] <... futex resumed>) = 0 [pid 427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 430 attached [pid 429] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 427] exit_group(0 [pid 425] <... futex resumed>) = 1 [pid 418] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 415] <... futex resumed>) = 0 [pid 412] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 429] <... futex resumed>) = ? [pid 427] <... exit_group resumed>) = ? [pid 429] +++ exited with 0 +++ [pid 427] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=427, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 425] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 430] set_robust_list(0x7ff80b98e9a0, 24 [pid 418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 425] <... futex resumed>) = 0 [pid 418] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] <... futex resumed>) = 1 [pid 412] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 430] <... set_robust_list resumed>) = 0 [pid 430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 425] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 424] <... futex resumed>) = 0 [pid 422] <... futex resumed>) = 0 [pid 418] <... futex resumed>) = 1 [pid 415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = 1 [pid 300] <... restart_syscall resumed>) = 0 [ 35.574252][ T314] do_syscall_64+0x31/0x40 [ 35.580885][ T314] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 35.587559][ T314] RIP: 0033:0x7ff80b9ae199 [ 35.592513][ T314] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 35.600203][ T314] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 35.608774][ T405] ================================================================== [ 35.616854][ T405] BUG: KFENCE: use-after-free read in pppol2tp_sock_to_session+0xb4/0x1b0 [ 35.616854][ T405] [ 35.627520][ T405] Use-after-free read at 0xffff88823ff6a000 (in kfence-#45): [ 35.634892][ T405] pppol2tp_sock_to_session+0xb4/0x1b0 [ 35.640366][ T405] pppol2tp_release+0x150/0x2b0 [ 35.645218][ T405] sock_close+0xb8/0x200 [ 35.649481][ T405] __fput+0x2dc/0x730 [ 35.653465][ T405] ____fput+0x15/0x20 [ 35.657468][ T405] task_work_run+0x127/0x190 [ 35.662061][ T405] do_exit+0xa7c/0x24e0 [ 35.666217][ T405] __ia32_sys_exit+0x0/0x40 [ 35.670725][ T405] do_syscall_64+0x31/0x40 [ 35.675144][ T405] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 35.681037][ T405] [ 35.683376][ T405] kfence-#45 [0xffff88823ff6a000-0xffff88823ff6a19f, size=416, cache=kmalloc-512] allocated by task 388: [ 35.694581][ T405] l2tp_session_create+0x39/0xb60 [ 35.699602][ T405] pppol2tp_connect+0xbf5/0x1640 [ 35.704536][ T405] __sys_connect+0x3ce/0x450 [ 35.709124][ T405] __x64_sys_connect+0x7a/0x90 [ 35.713984][ T405] do_syscall_64+0x31/0x40 [ 35.718418][ T405] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 35.724301][ T405] [ 35.724301][ T405] freed by task 49: [ 35.730300][ T405] l2tp_session_put+0xb2/0x1a0 [ 35.735058][ T405] l2tp_session_delete+0x3a9/0x4a0 [ 35.740173][ T405] l2tp_tunnel_del_work+0x180/0x3d0 [ 35.745370][ T405] process_one_work+0x6fd/0xbc0 [ 35.750216][ T405] worker_thread+0xa8e/0x13c0 [ 35.754889][ T405] kthread+0x324/0x3b0 [ 35.758968][ T405] ret_from_fork+0x1f/0x30 [ 35.763383][ T405] [ 35.765726][ T405] CPU: 1 PID: 405 Comm: syz-executor273 Tainted: G B syzkaller #0 [ 35.774837][ T405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 35.784910][ T405] RIP: 0010:pppol2tp_sock_to_session+0xb4/0x1b0 [ 35.791155][ T405] Code: 80 3c 20 00 74 08 4c 89 ff e8 08 ef 6f fd 4d 8b 3f 4d 85 ff 74 3f 4c 89 f8 48 c1 e8 03 42 0f b6 04 20 84 c0 0f 85 d3 00 00 00 <45> 8b 37 bf 7d eb 04 0c 44 89 f6 e8 5c 77 35 fd 41 81 fe 7d eb 04 [ 35.810767][ T405] RSP: 0018:ffffc90000ee7c40 EFLAGS: 00010246 [ 35.816837][ T405] RAX: 0000000000000000 RBX: ffff88810c096000 RCX: ffff88810c063b40 [ 35.824821][ T405] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000000007ffffffe [ 35.832797][ T405] RBP: ffffc90000ee7c60 R08: ffff88810c096083 R09: 1ffff11021812c10 [ 35.840784][ T405] R10: dffffc0000000000 R11: ffffed1021812c11 R12: dffffc0000000000 [ 35.848771][ T405] R13: dffffc0000000000 R14: ffff88810c096080 R15: ffff88823ff6a000 [ 35.856755][ T405] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 35.865699][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.872289][ T405] CR2: ffff88823ff6a000 CR3: 000000000640f000 CR4: 00000000003506a0 [ 35.880265][ T405] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.888243][ T405] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.896211][ T405] Call Trace: [ 35.899507][ T405] pppol2tp_release+0x150/0x2b0 [ 35.904361][ T405] sock_close+0xb8/0x200 [ 35.908607][ T405] ? sock_mmap+0xa0/0xa0 [ 35.912856][ T405] __fput+0x2dc/0x730 [ 35.916839][ T405] ____fput+0x15/0x20 [ 35.920828][ T405] task_work_run+0x127/0x190 [ 35.925419][ T405] do_exit+0xa7c/0x24e0 [ 35.929573][ T405] ? __kasan_check_write+0x14/0x20 [ 35.934692][ T405] ? switch_fpu_return+0x19c/0x330 [ 35.939808][ T405] ? put_task_struct+0x90/0x90 [ 35.944575][ T405] ? fpu__clear_all+0x20/0x20 [ 35.949279][ T405] ? __kasan_check_read+0x11/0x20 [ 35.954312][ T405] __x64_sys_exit+0x40/0x40 [ 35.958815][ T405] do_syscall_64+0x31/0x40 [ 35.963242][ T405] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 35.969130][ T405] RIP: 0033:0x7ff80b9ae199 [ 35.973540][ T405] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 35.980907][ T405] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 35.989324][ T405] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [ 35.997300][ T405] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 36.005283][ T405] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 36.013357][ T405] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [pid 430] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 430] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 428] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 412] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 430] <... futex resumed>) = 0 [pid 428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 424] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 422] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 418] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 428] <... futex resumed>) = 0 [pid 424] <... clone3 resumed>) = 432 [pid 422] <... clone3 resumed>) = 433 [pid 428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 424] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 434 [pid 430] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 424] <... futex resumed>) = 1 [pid 422] <... futex resumed>) = 1 [pid 418] <... futex resumed>) = 0 [pid 412] <... futex resumed>) = 0 [pid 412] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 412] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 434 attached [pid 434] set_robust_list(0x5555656516a0, 24) = 0 [pid 434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 434] setpgid(0, 0) = 0 [pid 434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 434] write(3, "1000", 4) = 4 [pid 434] close(3 [pid 424] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 418] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 422] ioctl(3, PPPIOCSFLAGS, 0 [pid 418] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 424] ioctl(3, PPPIOCSFLAGS, 0 [pid 422] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 418] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 430] <... socket resumed>) = 4 [pid 424] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 430] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... close resumed>) = 0 [pid 434] write(1, "executing program\n", 18) = 18 executing program [pid 434] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 434] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 434] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 434] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[435]}, 88) = 435 [pid 434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 434] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 435 attached [pid 424] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... futex resumed>) = 1 [pid 412] <... futex resumed>) = 0 [pid 412] exit_group(0) = ? [pid 430] <... futex resumed>) = 1 [pid 428] <... futex resumed>) = 0 [pid 424] <... futex resumed>) = 1 [pid 418] <... futex resumed>) = 0 [pid 435] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 435] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 435] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 435] <... futex resumed>) = 1 [pid 435] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 435] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 435] <... futex resumed>) = 1 [pid 435] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 435] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 435] <... futex resumed>) = 1 [pid 435] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 430] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 424] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 435] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 435] <... futex resumed>) = 1 [pid 435] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 436 [pid 422] +++ exited with 0 +++ [pid 418] exit_group(0 [pid 412] +++ exited with 0 +++ [pid 430] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 428] <... futex resumed>) = 0 [pid 424] <... futex resumed>) = ? [pid 418] <... exit_group resumed>) = ? [ 36.021330][ T405] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 36.029310][ T405] ================================================================== [ 36.040097][ T314] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [ 36.050018][ T314] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 36.059134][ T314] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 36.067813][ T314] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [pid 435] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 435] <... futex resumed>) = 1 [pid 435] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 435] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] exit_group(0) = ? [pid 435] <... futex resumed>) = ? [pid 435] +++ exited with 0 +++ [pid 434] +++ exited with 0 +++ [pid 430] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 424] +++ exited with 0 +++ [pid 425] <... connect resumed>) = 0 [pid 418] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 425] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 425] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 430] <... connect resumed>) = -1 EEXIST (File exists) [pid 415] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 430] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 430] <... futex resumed>) = 1 [pid 428] <... futex resumed>) = 0 [pid 415] <... futex resumed>) = 1 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 430] sendfile(-1, -1, [3 [pid 428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 430] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 428] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 430] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 430] <... futex resumed>) = 0 [pid 428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 425] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 437 ci2-android-5-10/strace-static-x86_64: Process 438 attached ci2-android-5-10/strace-static-x86_64: Process 437 attached [pid 430] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] sendfile(-1, -1, [3ci2-android-5-10/strace-static-x86_64: Process 439 attached [pid 438] set_robust_list(0x5555656516a0, 24 [pid 437] set_robust_list(0x5555656516a0, 24 [pid 430] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 428] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 438 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 430] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 439 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 439] set_robust_list(0x5555656516a0, 24 [pid 438] <... set_robust_list resumed>) = 0 [pid 437] <... set_robust_list resumed>) = 0 [pid 425] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 438] rt_sigprocmask(SIG_SETMASK, [] [pid 425] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 430] <... clone3 resumed>) = 440 [pid 425] <... futex resumed>) = 1 [pid 415] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 439] <... set_robust_list resumed>) = 0 [pid 438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 437] rt_sigprocmask(SIG_SETMASK, [] [pid 430] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 438] <... prctl resumed>) = 0 [pid 430] <... futex resumed>) = 1 [pid 428] <... futex resumed>) = 0 [pid 425] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 415] <... futex resumed>) = 0 [pid 438] setpgid(0, 0 [pid 425] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 439] rt_sigprocmask(SIG_SETMASK, [] [pid 438] <... setpgid resumed>) = 0 [pid 437] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 430] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] <... clone3 resumed>) = 441 [pid 415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 430] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 428] <... futex resumed>) = 0 [pid 425] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 438] <... openat resumed>) = 3 [pid 430] ioctl(3, PPPIOCSFLAGS, 0 [pid 428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 425] <... futex resumed>) = 0 [pid 415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] write(3, "1000", 4 [pid 430] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 425] ioctl(3, PPPIOCSFLAGS, 0 [pid 415] <... futex resumed>) = 0 [pid 438] <... write resumed>) = 4 [pid 430] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 438] close(3 [pid 430] <... futex resumed>) = 1 [pid 428] <... futex resumed>) = 0 [pid 425] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 438] <... close resumed>) = 0 [pid 430] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] exit_group(0 [pid 425] <... futex resumed>) = 0 [pid 415] exit_group(0 [pid 438] write(1, "executing program\n", 18 executing program [pid 430] <... futex resumed>) = ? [pid 428] <... exit_group resumed>) = ? [pid 415] <... exit_group resumed>) = ? [pid 438] <... write resumed>) = 18 [pid 430] +++ exited with 0 +++ [pid 425] +++ exited with 0 +++ [pid 438] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 428] +++ exited with 0 +++ [pid 438] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 438] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 415] +++ exited with 0 +++ [pid 438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 439] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 438] <... mmap resumed>) = 0x7ff80b96e000 [pid 437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=415, si_uid=0, si_status=0, si_utime=0, si_stime=43 /* 0.43 s */} --- [pid 439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 438] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 437] <... prctl resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 439] <... prctl resumed>) = 0 [pid 438] <... mprotect resumed>) = 0 [pid 437] setpgid(0, 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 439] setpgid(0, 0 [pid 438] rt_sigprocmask(SIG_BLOCK, ~[] [pid 437] <... setpgid resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 439] <... setpgid resumed>) = 0 [pid 438] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 443 attached ci2-android-5-10/strace-static-x86_64: Process 442 attached [pid 439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 438] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 437] <... openat resumed>) = 3 [pid 439] <... openat resumed>) = 3 [pid 437] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 443 [pid 439] write(3, "1000", 4 [pid 442] set_robust_list(0x5555656516a0, 24 [pid 437] <... write resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 442 [pid 443] set_robust_list(0x5555656516a0, 24 [pid 439] <... write resumed>) = 4 [pid 438] <... clone3 resumed> => {parent_tid=[444]}, 88) = 444 [pid 437] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 439] close(3 [pid 437] <... close resumed>) = 0 [pid 439] <... close resumed>) = 0 [pid 438] rt_sigprocmask(SIG_SETMASK, [] [pid 437] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 443] <... set_robust_list resumed>) = 0 [pid 442] <... set_robust_list resumed>) = 0 executing program executing program [pid 439] write(1, "executing program\n", 18 [pid 437] <... write resumed>) = 18 [pid 439] <... write resumed>) = 18 [pid 437] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 439] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] <... futex resumed>) = 0 [pid 442] rt_sigprocmask(SIG_SETMASK, [] [pid 438] <... futex resumed>) = 0 [pid 439] <... futex resumed>) = 0 [pid 438] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 439] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 437] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 439] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 437] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 439] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 437] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 443] rt_sigprocmask(SIG_SETMASK, [] [pid 442] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 439] <... mmap resumed>) = 0x7ff80b96e000 [pid 437] <... mmap resumed>) = 0x7ff80b96e000 [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 439] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 437] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 443] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 442] <... prctl resumed>) = 0 [pid 439] <... mprotect resumed>) = 0 [pid 437] <... mprotect resumed>) = 0 [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 442] setpgid(0, 0 [pid 439] rt_sigprocmask(SIG_BLOCK, ~[] [pid 437] rt_sigprocmask(SIG_BLOCK, ~[] [pid 439] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 437] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 439] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 446 attached ci2-android-5-10/strace-static-x86_64: Process 445 attached [pid 443] <... prctl resumed>) = 0 [pid 442] <... setpgid resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 444 attached [pid 439] <... clone3 resumed> => {parent_tid=[445]}, 88) = 445 [pid 437] <... clone3 resumed> => {parent_tid=[446]}, 88) = 446 [pid 444] set_robust_list(0x7ff80b98e9a0, 24 [pid 439] rt_sigprocmask(SIG_SETMASK, [] [pid 437] rt_sigprocmask(SIG_SETMASK, [] [pid 444] <... set_robust_list resumed>) = 0 [pid 439] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 437] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 444] rt_sigprocmask(SIG_SETMASK, [] [pid 439] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 439] <... futex resumed>) = 0 [pid 437] <... futex resumed>) = 0 [pid 444] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 443] setpgid(0, 0 [pid 439] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 446] set_robust_list(0x7ff80b98e9a0, 24 [pid 445] set_robust_list(0x7ff80b98e9a0, 24 [pid 444] <... socket resumed>) = 3 [pid 443] <... setpgid resumed>) = 0 [pid 442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 444] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 444] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 438] <... futex resumed>) = 0 [pid 442] <... openat resumed>) = 3 [pid 443] <... openat resumed>) = 3 [pid 438] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] write(3, "1000", 4 [pid 444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 444] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 444] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 444] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 446] <... set_robust_list resumed>) = 0 [pid 446] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 445] <... set_robust_list resumed>) = 0 [pid 443] write(3, "1000", 4 [pid 442] <... write resumed>) = 4 [pid 438] <... futex resumed>) = 1 [pid 443] <... write resumed>) = 4 [pid 442] close(3 [pid 438] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] close(3 [pid 442] <... close resumed>) = 0 [pid 438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 443] <... close resumed>) = 0 [pid 442] write(1, "executing program\n", 18 [pid 438] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] write(1, "executing program\n", 18 [pid 442] <... write resumed>) = 18 [pid 438] <... futex resumed>) = 0 executing program executing program [pid 443] <... write resumed>) = 18 [pid 442] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 446] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 444] <... futex resumed>) = 0 [pid 443] <... futex resumed>) = 0 [pid 442] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 445] rt_sigprocmask(SIG_SETMASK, [] [pid 443] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 442] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 445] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 443] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 442] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 445] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 443] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 442] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 443] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 445] <... socket resumed>) = 3 [pid 443] <... mmap resumed>) = 0x7ff80b96e000 [pid 442] <... mmap resumed>) = 0x7ff80b96e000 [pid 445] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 442] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 443] <... mprotect resumed>) = 0 [pid 442] <... mprotect resumed>) = 0 [pid 446] <... socket resumed>) = 3 [pid 445] <... futex resumed>) = 1 [pid 444] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 443] rt_sigprocmask(SIG_BLOCK, ~[] [pid 439] <... futex resumed>) = 0 [pid 446] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] <... connect resumed>) = -1 EEXIST (File exists) [pid 443] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 442] rt_sigprocmask(SIG_BLOCK, ~[] [pid 439] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 442] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 439] <... futex resumed>) = 0 [pid 445] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 444] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 439] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] <... socket resumed>) = 4 [pid 444] <... futex resumed>) = 1 [pid 443] <... clone3 resumed> => {parent_tid=[447]}, 88) = 447 [pid 438] <... futex resumed>) = 0 [pid 445] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] rt_sigprocmask(SIG_SETMASK, [] [pid 442] <... clone3 resumed> => {parent_tid=[448]}, 88) = 448 [pid 438] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] <... futex resumed>) = 1 [pid 445] <... futex resumed>) = 1 [pid 444] sendfile(-1, -1, [3 [pid 443] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 442] rt_sigprocmask(SIG_SETMASK, [] [pid 439] <... futex resumed>) = 0 [pid 438] <... futex resumed>) = 0 [pid 437] <... futex resumed>) = 0 [pid 445] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 438] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 446] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 444] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 443] <... futex resumed>) = 0 [pid 442] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] <... socket resumed>) = 4 [pid 445] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 444] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 442] <... futex resumed>) = 0 [pid 439] <... futex resumed>) = 0 [pid 437] <... futex resumed>) = 0 [pid 446] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... connect resumed>) = -1 EEXIST (File exists) [pid 444] <... futex resumed>) = 1 [pid 442] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 438] <... futex resumed>) = 0 [pid 437] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 438] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... futex resumed>) = 0 [pid 439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 438] <... futex resumed>) = 0 [pid 445] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 438] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 446] <... futex resumed>) = 0 [pid 439] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... futex resumed>) = 0 [pid 439] <... futex resumed>) = 1 [pid 437] <... futex resumed>) = 0 [pid 445] sendfile(-1, -1, [3 [pid 439] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 445] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 439] <... futex resumed>) = 0 [pid 445] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 439] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 439] <... futex resumed>) = 0 [pid 445] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 439] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 446] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 445] <... clone3 resumed>) = 450 [pid 444] <... clone3 resumed>) = 449 [pid 446] <... connect resumed>) = -1 EEXIST (File exists) [pid 445] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 448 attached ci2-android-5-10/strace-static-x86_64: Process 447 attached [pid 446] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... futex resumed>) = 1 [pid 444] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] <... futex resumed>) = 0 [pid 445] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 448] set_robust_list(0x7ff80b98e9a0, 24 [pid 439] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] <... futex resumed>) = 1 [pid 444] <... futex resumed>) = 1 [pid 438] <... futex resumed>) = 0 [pid 437] <... futex resumed>) = 0 [pid 445] <... futex resumed>) = 0 [pid 439] <... futex resumed>) = 1 [pid 448] <... set_robust_list resumed>) = 0 [pid 446] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 445] ioctl(3, PPPIOCSFLAGS, 0 [pid 444] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 439] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 438] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] rt_sigprocmask(SIG_SETMASK, [] [pid 446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 445] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 438] <... futex resumed>) = 0 [pid 448] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 446] sendfile(-1, -1, [3 [pid 445] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] ioctl(3, PPPIOCSFLAGS, 0 [pid 438] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 0 [pid 448] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 446] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 445] <... futex resumed>) = 1 [pid 444] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 439] <... futex resumed>) = 0 [pid 448] <... socket resumed>) = 3 [pid 446] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 448] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] set_robust_list(0x7ff80b98e9a0, 24 [pid 439] exit_group(0 [pid 437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 448] <... futex resumed>) = 1 [pid 447] <... set_robust_list resumed>) = 0 [pid 446] <... futex resumed>) = 0 [pid 444] <... futex resumed>) = 1 [pid 442] <... futex resumed>) = 0 [pid 438] <... futex resumed>) = 0 [pid 448] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 447] rt_sigprocmask(SIG_SETMASK, [] [pid 446] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 445] <... futex resumed>) = ? [pid 444] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 442] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] <... exit_group resumed>) = ? [pid 438] exit_group(0 [pid 437] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] <... socket resumed>) = 4 [pid 447] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 445] +++ exited with 0 +++ [pid 442] <... futex resumed>) = 0 [pid 438] <... exit_group resumed>) = ? [pid 448] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 442] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 448] <... futex resumed>) = 0 [pid 447] <... socket resumed>) = 3 [pid 446] <... clone3 resumed>) = 451 [pid 442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 437] <... futex resumed>) = 0 [pid 448] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 447] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] <... connect resumed>) = -1 EEXIST (File exists) [pid 447] <... futex resumed>) = 1 [pid 443] <... futex resumed>) = 0 [pid 442] <... futex resumed>) = 0 [pid 448] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 443] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 439] +++ exited with 0 +++ [pid 448] <... futex resumed>) = 0 [pid 447] <... socket resumed>) = 4 [pid 446] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... futex resumed>) = ? [pid 443] <... futex resumed>) = 0 [pid 442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 437] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 448] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 447] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] <... futex resumed>) = 0 [pid 443] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 442] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 447] <... futex resumed>) = 0 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 442] <... futex resumed>) = 0 [pid 448] sendfile(-1, -1, [3 [pid 447] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 443] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 448] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 447] <... connect resumed>) = -1 EEXIST (File exists) [pid 446] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] +++ exited with 0 +++ [pid 443] <... futex resumed>) = 0 [pid 438] +++ exited with 0 +++ [pid 437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 448] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 448] <... futex resumed>) = 1 [pid 447] <... futex resumed>) = 0 [pid 446] <... futex resumed>) = 0 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 442] <... futex resumed>) = 0 [pid 437] <... futex resumed>) = 1 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 448] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 447] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 446] ioctl(3, PPPIOCSFLAGS, 0 [pid 443] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 446] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 443] <... futex resumed>) = 0 [pid 442] <... futex resumed>) = 0 [pid 448] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 447] sendfile(-1, -1, [3 [pid 446] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 442] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 448] <... clone3 resumed>) = 452 [pid 447] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 446] <... futex resumed>) = 1 [pid 437] <... futex resumed>) = 0 [pid 448] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 447] <... futex resumed>) = 1 [pid 437] exit_group(0 [pid 443] <... futex resumed>) = 0 [pid 448] <... futex resumed>) = 1 [pid 447] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 446] <... futex resumed>) = ? [pid 442] <... futex resumed>) = 0 [pid 437] <... exit_group resumed>) = ? [pid 448] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 446] +++ exited with 0 +++ [pid 443] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 437] +++ exited with 0 +++ [pid 443] <... futex resumed>) = 0 [pid 448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 442] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 447] <... clone3 resumed>) = 453 [pid 443] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 442] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 448] ioctl(3, PPPIOCSFLAGS, 0 [pid 447] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 448] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 447] <... futex resumed>) = 0 [pid 443] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] ioctl(3, PPPIOCSFLAGS, 0 [pid 443] <... futex resumed>) = 0 [pid 448] <... futex resumed>) = 1 [pid 447] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 443] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 442] <... futex resumed>) = 0 [pid 448] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 447] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 447] <... futex resumed>) = 0 [pid 442] exit_group(0 [pid 300] <... restart_syscall resumed>) = 0 [pid 448] <... futex resumed>) = ? [pid 447] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] exit_group(0 [pid 442] <... exit_group resumed>) = ? [pid 448] +++ exited with 0 +++ [pid 443] <... exit_group resumed>) = ? [pid 447] <... futex resumed>) = ? [pid 447] +++ exited with 0 +++ [pid 442] +++ exited with 0 +++ [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 443] +++ exited with 0 +++ [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 454 ci2-android-5-10/strace-static-x86_64: Process 454 attached [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 454] set_robust_list(0x5555656516a0, 24 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 456 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 455 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 455 attached ci2-android-5-10/strace-static-x86_64: Process 456 attached [pid 455] set_robust_list(0x5555656516a0, 24 [pid 454] <... set_robust_list resumed>) = 0 [pid 456] set_robust_list(0x5555656516a0, 24) = 0 [pid 455] <... set_robust_list resumed>) = 0 [pid 456] rt_sigprocmask(SIG_SETMASK, [] [pid 454] rt_sigprocmask(SIG_SETMASK, [] [pid 456] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 454] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 455] rt_sigprocmask(SIG_SETMASK, [] [pid 454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 455] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 454] <... prctl resumed>) = 0 [pid 456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 454] setpgid(0, 0 [pid 456] setpgid(0, 0 [pid 454] <... setpgid resumed>) = 0 [pid 455] <... prctl resumed>) = 0 [pid 455] setpgid(0, 0) = 0 [pid 455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 456] <... setpgid resumed>) = 0 [pid 455] write(3, "1000", 4) = 4 [pid 455] close(3) = 0 [pid 455] write(1, "executing program\n", 18) = 18 executing program [pid 455] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 455] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 454] <... openat resumed>) = 3 [pid 455] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 455] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 456] <... openat resumed>) = 3 [pid 454] write(3, "1000", 4 [pid 456] write(3, "1000", 4 [pid 454] <... write resumed>) = 4 [pid 455] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 454] close(3 [pid 456] <... write resumed>) = 4 [pid 455] <... clone3 resumed> => {parent_tid=[457]}, 88) = 457 [pid 456] close(3 [pid 454] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 457 attached [pid 457] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 457] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 457] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 455] rt_sigprocmask(SIG_SETMASK, [] [pid 456] <... close resumed>) = 0 [pid 454] write(1, "executing program\n", 18 [pid 299] <... restart_syscall resumed>) = 0 executing program [pid 456] write(1, "executing program\n", 18 [pid 454] <... write resumed>) = 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 executing program [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 456] <... write resumed>) = 18 [pid 454] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 458 attached [pid 456] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] <... futex resumed>) = 0 [pid 456] <... futex resumed>) = 0 [pid 454] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 458 [pid 454] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 456] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 454] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 456] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 456] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 454] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [ 36.077125][ T314] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 36.086594][ T314] ---[ end trace c1d415d37a8f89ce ]--- [pid 456] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 454] <... mmap resumed>) = 0x7ff80b96e000 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 455] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 455] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 454] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 456] <... mmap resumed>) = 0x7ff80b96e000 [pid 454] <... mprotect resumed>) = 0 [pid 456] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 459 [pid 455] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 454] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 456] <... mprotect resumed>) = 0 [pid 454] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 456] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 454] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 457] <... futex resumed>) = 0 [pid 456] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 457] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 457] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] <... clone3 resumed> => {parent_tid=[461]}, 88) = 461 [pid 454] <... clone3 resumed> => {parent_tid=[460]}, 88) = 460 [pid 456] rt_sigprocmask(SIG_SETMASK, [] [pid 454] rt_sigprocmask(SIG_SETMASK, [] [pid 456] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 454] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 456] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] <... futex resumed>) = 0 [pid 454] <... futex resumed>) = 0 [pid 456] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 454] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 457] <... futex resumed>) = 1 [pid 455] <... futex resumed>) = 0 [pid 455] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 455] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 457] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 457] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 455] <... futex resumed>) = 0 [pid 455] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 455] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 461 attached ci2-android-5-10/strace-static-x86_64: Process 460 attached [pid 458] set_robust_list(0x5555656516a0, 24 [pid 457] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 457] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 455] <... futex resumed>) = 0 [pid 455] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 455] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 457] sendfile(-1, -1, [3 [pid 461] set_robust_list(0x7ff80b98e9a0, 24 [pid 460] set_robust_list(0x7ff80b98e9a0, 24 [pid 458] <... set_robust_list resumed>) = 0 [pid 457] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 457] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 455] <... futex resumed>) = 0 [pid 455] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 455] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 457] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 461] <... set_robust_list resumed>) = 0 [pid 460] <... set_robust_list resumed>) = 0 [pid 458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 461] rt_sigprocmask(SIG_SETMASK, [] [pid 460] rt_sigprocmask(SIG_SETMASK, [] [pid 458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 461] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 460] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 458] <... prctl resumed>) = 0 [pid 461] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 460] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 457] <... clone3 resumed>) = 462 [pid 458] setpgid(0, 0 [pid 457] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 461] <... socket resumed>) = 3 [pid 458] <... setpgid resumed>) = 0 [pid 457] <... futex resumed>) = 1 [pid 455] <... futex resumed>) = 0 [pid 461] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 455] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] <... socket resumed>) = 3 [pid 455] <... futex resumed>) = 0 [pid 455] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 457] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 458] <... openat resumed>) = 3 [pid 457] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 455] <... futex resumed>) = 0 [pid 461] <... futex resumed>) = 1 [pid 460] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 458] write(3, "1000", 4 [pid 456] <... futex resumed>) = 0 [pid 455] exit_group(0 [pid 461] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 460] <... futex resumed>) = 1 [pid 458] <... write resumed>) = 4 [pid 456] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] <... futex resumed>) = 0 [pid 458] close(3 [pid 456] <... futex resumed>) = 0 [pid 454] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 458] <... close resumed>) = 0 [pid 454] <... futex resumed>) = 0 [pid 455] <... exit_group resumed>) = ? [pid 458] write(1, "executing program\n", 18 [pid 454] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 460] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 458] <... write resumed>) = 18 executing program [pid 461] <... socket resumed>) = 4 [pid 460] <... socket resumed>) = 4 [pid 458] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 457] +++ exited with 0 +++ [pid 455] +++ exited with 0 +++ [pid 460] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 458] <... futex resumed>) = 0 [pid 461] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] <... futex resumed>) = 1 [pid 458] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 454] <... futex resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 461] <... futex resumed>) = 1 [pid 460] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 458] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 456] <... futex resumed>) = 0 [pid 454] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 458] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 456] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] <... futex resumed>) = 0 [pid 461] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 458] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 456] <... futex resumed>) = 0 [pid 460] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 458] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 456] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 454] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 461] <... connect resumed>) = -1 EEXIST (File exists) [pid 460] <... connect resumed>) = -1 EEXIST (File exists) [pid 458] <... mmap resumed>) = 0x7ff80b96e000 [pid 461] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 458] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 461] <... futex resumed>) = 1 [pid 460] <... futex resumed>) = 1 [pid 456] <... futex resumed>) = 0 [pid 454] <... futex resumed>) = 0 [pid 461] sendfile(-1, -1, [3 [pid 460] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 458] <... mprotect resumed>) = 0 [pid 456] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 459 attached [pid 456] <... futex resumed>) = 0 [pid 454] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 461] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 458] rt_sigprocmask(SIG_BLOCK, ~[] [pid 456] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 454] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 461] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] sendfile(-1, -1, [3 [pid 458] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 461] <... futex resumed>) = 0 [pid 460] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 458] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 456] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 461] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 460] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] set_robust_list(0x5555656516a0, 24 [pid 456] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 459] <... set_robust_list resumed>) = 0 [pid 459] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 461] <... clone3 resumed>) = 464 [pid 459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 458] <... clone3 resumed> => {parent_tid=[463]}, 88) = 463 [pid 456] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 460] <... futex resumed>) = 1 [pid 458] rt_sigprocmask(SIG_SETMASK, [] [pid 454] <... futex resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 461] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 458] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 454] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] <... prctl resumed>) = 0 [pid 459] setpgid(0, 0) = 0 [pid 459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 458] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 454] <... futex resumed>) = 0 [pid 461] <... futex resumed>) = 1 [pid 456] <... futex resumed>) = 0 [pid 461] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 460] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 458] <... futex resumed>) = 0 [pid 456] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 465 [pid 459] <... openat resumed>) = 3 [pid 459] write(3, "1000", 4) = 4 [pid 459] close(3 [pid 460] <... clone3 resumed>) = 466 [pid 458] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 456] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 460] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 461] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 459] <... close resumed>) = 0 [pid 456] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 461] ioctl(3, PPPIOCSFLAGS, 0 [pid 460] <... futex resumed>) = 1 [pid 454] <... futex resumed>) = 0 [pid 460] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 454] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 461] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 454] <... futex resumed>) = 0 [pid 460] ioctl(3, PPPIOCSFLAGS, 0 [pid 461] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 460] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 456] <... futex resumed>) = 0 [pid 460] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 461] <... futex resumed>) = 1 [pid 459] write(1, "executing program\n", 18 [pid 460] <... futex resumed>) = 1 [pid 456] exit_group(0 [pid 461] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 454] <... futex resumed>) = 0 [pid 460] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 456] <... exit_group resumed>) = ? [pid 459] <... write resumed>) = 18 [pid 454] exit_group(0 [pid 459] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 459] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 459] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 459] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 459] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 454] <... exit_group resumed>) = ? [pid 460] <... futex resumed>) = -1 ENOSYS (Function not implemented) [pid 461] +++ exited with 0 +++ [pid 459] rt_sigprocmask(SIG_BLOCK, ~[] [pid 456] +++ exited with 0 +++ [pid 459] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 459] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 459] <... clone3 resumed> => {parent_tid=[467]}, 88) = 467 [pid 460] +++ exited with 0 +++ [pid 459] rt_sigprocmask(SIG_SETMASK, [] [pid 454] +++ exited with 0 +++ [pid 459] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 459] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 459] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 465 attached ci2-android-5-10/strace-static-x86_64: Process 463 attached [pid 465] set_robust_list(0x5555656516a0, 24 [pid 463] set_robust_list(0x7ff80b98e9a0, 24ci2-android-5-10/strace-static-x86_64: Process 467 attached [pid 465] <... set_robust_list resumed>) = 0 [pid 463] <... set_robust_list resumed>) = 0 [pid 465] rt_sigprocmask(SIG_SETMASK, [] [pid 463] rt_sigprocmask(SIG_SETMASK, [] [pid 467] set_robust_list(0x7ff80b98e9a0, 24 [pid 465] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 467] <... set_robust_list resumed>) = 0 [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 463] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 463] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 465] <... prctl resumed>) = 0 [pid 463] <... socket resumed>) = 3 [pid 467] rt_sigprocmask(SIG_SETMASK, [] [pid 463] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 458] <... futex resumed>) = 0 [pid 463] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 458] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] setpgid(0, 0 [pid 467] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 463] <... socket resumed>) = 4 [pid 458] <... futex resumed>) = 0 [pid 463] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 458] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 463] <... futex resumed>) = 0 [pid 458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 463] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 458] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 458] <... futex resumed>) = 0 [pid 463] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 458] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 463] <... connect resumed>) = -1 EEXIST (File exists) [pid 463] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 458] <... futex resumed>) = 0 [pid 463] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 458] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 458] <... futex resumed>) = 0 [pid 463] sendfile(-1, -1, [3 [pid 458] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 463] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 463] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 458] <... futex resumed>) = 0 [pid 463] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 458] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 458] <... futex resumed>) = 0 [pid 463] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 458] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 467] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 465] <... setpgid resumed>) = 0 [pid 463] <... clone3 resumed>) = 468 [pid 463] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 458] <... futex resumed>) = 0 [pid 463] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 458] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 458] <... futex resumed>) = 0 [pid 463] ioctl(3, PPPIOCSFLAGS, 0 [pid 458] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 463] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 463] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 458] <... futex resumed>) = 0 [pid 463] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 458] exit_group(0 [pid 463] <... futex resumed>) = ? [pid 458] <... exit_group resumed>) = ? [pid 467] <... socket resumed>) = 3 [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 463] +++ exited with 0 +++ [pid 458] +++ exited with 0 +++ [pid 467] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 465] <... openat resumed>) = 3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 469 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 470 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 459] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 467] <... futex resumed>) = 1 [pid 465] write(3, "1000", 4 [pid 459] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 459] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 469 attached ci2-android-5-10/strace-static-x86_64: Process 470 attached [pid 467] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 465] <... write resumed>) = 4 [pid 459] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 471 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 471 attached [pid 471] set_robust_list(0x5555656516a0, 24) = 0 [pid 471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 467] <... socket resumed>) = 4 [pid 465] close(3 [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 471] setpgid(0, 0) = 0 [pid 467] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... close resumed>) = 0 [pid 471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 467] <... futex resumed>) = 1 [pid 465] write(1, "executing program\n", 18 [pid 459] <... futex resumed>) = 0 [pid 471] <... openat resumed>) = 3 [pid 471] write(3, "1000", 4) = 4 [pid 471] close(3) = 0 executing program [pid 471] write(1, "executing program\n", 18) = 18 [pid 471] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 471] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 471] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 471] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 471] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 471] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[472]}, 88) = 472 [pid 471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 471] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 465] <... write resumed>) = 18 [pid 459] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 472 attached [pid 472] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 472] rt_sigprocmask(SIG_SETMASK, [] [pid 467] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 465] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] <... futex resumed>) = 0 executing program [pid 469] set_robust_list(0x5555656516a0, 24 [pid 467] <... connect resumed>) = -1 EEXIST (File exists) [pid 465] <... futex resumed>) = 0 [pid 459] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 472] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 472] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] <... futex resumed>) = 1 [pid 472] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 472] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] <... futex resumed>) = 1 [pid 472] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 472] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] <... futex resumed>) = 1 [pid 472] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 472] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] <... futex resumed>) = 1 [pid 472] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 465] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 467] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] set_robust_list(0x5555656516a0, 24 [pid 469] <... set_robust_list resumed>) = 0 [pid 465] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 467] <... futex resumed>) = 1 [pid 459] <... futex resumed>) = 0 [pid 465] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 459] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 469] rt_sigprocmask(SIG_SETMASK, [] [pid 467] sendfile(-1, -1, [3 [pid 470] <... set_robust_list resumed>) = 0 [pid 469] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 467] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 459] <... futex resumed>) = 0 [pid 469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 459] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 465] <... mmap resumed>) = 0x7ff80b96e000 [pid 469] <... prctl resumed>) = 0 [pid 467] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 467] <... futex resumed>) = 1 [pid 459] <... futex resumed>) = 0 [pid 469] setpgid(0, 0 [pid 467] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 465] <... mprotect resumed>) = 0 [pid 459] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] rt_sigprocmask(SIG_SETMASK, [] [pid 469] <... setpgid resumed>) = 0 [pid 467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 465] rt_sigprocmask(SIG_BLOCK, ~[] [pid 459] <... futex resumed>) = 0 [pid 469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 465] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 459] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 467] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 469] <... openat resumed>) = 3 [pid 465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 472] <... clone3 resumed>) = 473 [pid 472] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... clone3 resumed>) = 474 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] <... futex resumed>) = 1 [pid 467] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... clone3 resumed> => {parent_tid=[475]}, 88) = 475 [pid 469] write(3, "1000", 4 [pid 467] <... futex resumed>) = 1 [pid 459] <... futex resumed>) = 0 [pid 470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 469] <... write resumed>) = 4 [pid 467] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 465] rt_sigprocmask(SIG_SETMASK, [] [pid 470] <... prctl resumed>) = 0 [pid 469] close(3 [pid 467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 459] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] ioctl(3, PPPIOCSFLAGS, 0 [pid 465] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 470] setpgid(0, 0 [pid 469] <... close resumed>) = 0 [pid 467] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 465] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] <... futex resumed>) = 0 [pid 470] <... setpgid resumed>) = 0 [pid 469] write(1, "executing program\n", 18 [pid 467] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... futex resumed>) = 0 [pid 459] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 469] <... write resumed>) = 18 [pid 467] <... futex resumed>) = 0 [pid 465] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] ioctl(3, PPPIOCSFLAGS, 0 [pid 459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 469] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 472] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 459] exit_group(0 [pid 471] exit_group(0 [pid 470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 469] <... futex resumed>) = 0 [pid 471] <... exit_group resumed>) = ? [pid 467] <... futex resumed>) = ? [pid 459] <... exit_group resumed>) = ? [pid 470] <... openat resumed>) = 3 [pid 469] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 467] +++ exited with 0 +++ [pid 472] <... futex resumed>) = ? [pid 459] +++ exited with 0 +++ [pid 469] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 470] write(3, "1000", 4 [pid 469] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 470] <... write resumed>) = 4 executing program [pid 469] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 470] close(3 [pid 469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 470] <... close resumed>) = 0 [pid 469] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 298] <... restart_syscall resumed>) = 0 [pid 470] write(1, "executing program\n", 18 [pid 469] <... mprotect resumed>) = 0 executing program [pid 472] +++ exited with 0 +++ [pid 471] +++ exited with 0 +++ [pid 470] <... write resumed>) = 18 [pid 469] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 470] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 470] <... futex resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 477 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 477 attached [pid 470] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 469] <... clone3 resumed> => {parent_tid=[476]}, 88) = 476 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 478 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 475 attached [pid 475] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 475] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 475] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... futex resumed>) = 0 [pid 465] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... futex resumed>) = 1 [pid 475] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 475] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... futex resumed>) = 0 [pid 465] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... futex resumed>) = 1 [pid 475] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 475] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... futex resumed>) = 0 [pid 465] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... futex resumed>) = 1 [pid 475] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 475] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... futex resumed>) = 0 [pid 465] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... futex resumed>) = 1 [pid 475] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 479 [pid 470] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 469] rt_sigprocmask(SIG_SETMASK, [] [pid 477] set_robust_list(0x5555656516a0, 24ci2-android-5-10/strace-static-x86_64: Process 476 attached [pid 476] set_robust_list(0x7ff80b98e9a0, 24 [pid 475] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... set_robust_list resumed>) = 0 [pid 476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 476] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 465] <... futex resumed>) = 0 [pid 465] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... futex resumed>) = 1 [pid 475] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 475] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... futex resumed>) = 0 [pid 465] exit_group(0) = ? [pid 475] <... futex resumed>) = ? [pid 470] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 469] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 470] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 469] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... set_robust_list resumed>) = 0 [pid 475] +++ exited with 0 +++ [pid 470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 469] <... futex resumed>) = 1 [pid 465] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 476] <... futex resumed>) = 0 [pid 476] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 476] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 476] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 478 attached [pid 478] set_robust_list(0x5555656516a0, 24) = 0 [pid 478] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 478] setpgid(0, 0) = 0 [pid 478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 478] write(3, "1000", 4) = 4 [pid 478] close(3) = 0 [pid 478] write(1, "executing program\n", 18) = 18 executing program [pid 478] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 478] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 478] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 478] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 478] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[480]}, 88) = 480 [pid 478] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 478] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 478] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 480 attached [pid 480] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 480] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 480] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 480] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... futex resumed>) = 0 [pid 478] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 478] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 480] <... futex resumed>) = 1 [pid 480] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 480] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... futex resumed>) = 0 [pid 478] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 478] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 480] <... futex resumed>) = 1 [pid 470] <... mmap resumed>) = 0x7ff80b96e000 [pid 480] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 469] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 477] rt_sigprocmask(SIG_SETMASK, [] [pid 469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 480] <... connect resumed>) = -1 EEXIST (File exists) [pid 480] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 470] <... mprotect resumed>) = 0 [pid 469] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... futex resumed>) = 0 [pid 470] rt_sigprocmask(SIG_BLOCK, ~[] [pid 469] <... futex resumed>) = 1 [pid 478] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 0 [pid 470] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 469] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 478] <... futex resumed>) = 0 [pid 476] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 478] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 477] <... prctl resumed>) = 0 [pid 476] <... socket resumed>) = 4 [pid 477] setpgid(0, 0 [pid 476] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... clone3 resumed> => {parent_tid=[481]}, 88) = 481 [pid 477] <... setpgid resumed>) = 0 [pid 476] <... futex resumed>) = 1 [pid 470] rt_sigprocmask(SIG_SETMASK, [] [pid 469] <... futex resumed>) = 0 [pid 476] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 470] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 469] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... connect resumed>) = -1 EEXIST (File exists) [pid 477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 470] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 470] <... futex resumed>) = 0 [pid 476] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... restart_syscall resumed>) = 0 [pid 470] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 477] <... openat resumed>) = 3 [pid 476] <... futex resumed>) = 0 [pid 469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 476] sendfile(-1, -1, [3 [pid 469] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 481 attached [pid 480] <... futex resumed>) = 1 [pid 477] write(3, "1000", 4 [pid 476] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 469] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 477] <... write resumed>) = 4 [pid 477] close(3) = 0 executing program [pid 477] write(1, "executing program\n", 18 [pid 481] set_robust_list(0x7ff80b98e9a0, 24 [pid 477] <... write resumed>) = 18 [pid 476] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 477] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 477] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 477] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 481] <... set_robust_list resumed>) = 0 [pid 480] sendfile(-1, -1, [3 [pid 477] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 476] <... futex resumed>) = 0 [pid 469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 477] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 481] rt_sigprocmask(SIG_SETMASK, [] [pid 480] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 477] rt_sigprocmask(SIG_BLOCK, ~[] [pid 476] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 469] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 477] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[483]}, 88) = 483 [pid 477] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 477] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... clone3 resumed>) = 484 [pid 477] <... futex resumed>) = 0 [pid 469] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 482 [pid 477] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 469] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 476] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 469] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 0 [pid 469] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 482 attached [pid 476] ioctl(3, PPPIOCSFLAGS, 0 [pid 469] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 482] set_robust_list(0x5555656516a0, 24 [pid 476] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 482] <... set_robust_list resumed>) = 0 [pid 476] <... futex resumed>) = 1 [pid 469] <... futex resumed>) = 0 [pid 476] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 469] exit_group(0) = ? [pid 476] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 480] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 482] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 482] setpgid(0, 0 [pid 476] +++ exited with 0 +++ [pid 469] +++ exited with 0 +++ [pid 480] <... futex resumed>) = 1 [pid 478] <... futex resumed>) = 0 [pid 480] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 478] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 478] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 480] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 478] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 482] <... setpgid resumed>) = 0 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 480] <... clone3 resumed>) = 485 [pid 482] write(3, "1000", 4) = 4 [pid 482] close(3) = 0 [pid 482] write(1, "executing program\n", 18) = 18 executing program [pid 482] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 482] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 482] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 482] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 480] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 482] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 478] <... futex resumed>) = 0 [pid 480] <... futex resumed>) = 1 [pid 482] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 478] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 480] ioctl(3, PPPIOCSFLAGS, 0 [pid 478] <... futex resumed>) = 0 [pid 478] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 480] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 480] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 478] <... futex resumed>) = 0 [pid 481] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 480] <... futex resumed>) = 1 [pid 482] <... clone3 resumed> => {parent_tid=[486]}, 88) = 486 [pid 480] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 478] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 [pid 480] <... futex resumed>) = ? [pid 478] <... exit_group resumed>) = ? [pid 482] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 482] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 482] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 483 attached [pid 483] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 480] +++ exited with 0 +++ [pid 478] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 483] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 483] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 483] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 483] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 487 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 477] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 477] <... futex resumed>) = 0 [pid 477] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 483] <... futex resumed>) = 1 [pid 483] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 481] <... socket resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 487 attached ci2-android-5-10/strace-static-x86_64: Process 486 attached [pid 483] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... futex resumed>) = 0 [pid 477] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 477] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] set_robust_list(0x5555656516a0, 24 [pid 481] <... futex resumed>) = 1 [pid 470] <... futex resumed>) = 0 [pid 486] set_robust_list(0x7ff80b98e9a0, 24 [pid 483] <... futex resumed>) = 1 [pid 483] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 470] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] <... connect resumed>) = -1 EEXIST (File exists) [pid 483] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... futex resumed>) = 0 [pid 477] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 477] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 483] <... futex resumed>) = 1 [pid 483] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 483] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... futex resumed>) = 0 [pid 487] <... set_robust_list resumed>) = 0 [pid 486] <... set_robust_list resumed>) = 0 [pid 481] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 477] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 477] <... futex resumed>) = 0 [pid 477] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 483] <... futex resumed>) = 1 [pid 483] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 470] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] rt_sigprocmask(SIG_SETMASK, [] [pid 486] rt_sigprocmask(SIG_SETMASK, [] [pid 481] <... socket resumed>) = 4 [pid 487] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 486] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 481] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 483] <... clone3 resumed>) = 488 [pid 481] <... futex resumed>) = 1 [pid 470] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 483] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 470] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 483] <... futex resumed>) = 1 [pid 481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 477] <... futex resumed>) = 0 [pid 470] <... futex resumed>) = 0 [pid 483] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 477] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 481] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 477] <... futex resumed>) = 0 [pid 470] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 483] ioctl(3, PPPIOCSFLAGS, 0 [pid 481] <... connect resumed>) = -1 EEXIST (File exists) [pid 477] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 489 [pid 483] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 481] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 483] <... futex resumed>) = 1 [pid 481] <... futex resumed>) = 1 [pid 477] <... futex resumed>) = 0 [pid 470] <... futex resumed>) = 0 [pid 483] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 481] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 477] exit_group(0 [pid 470] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 483] <... futex resumed>) = ? [pid 481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 477] <... exit_group resumed>) = ? [pid 470] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 489 attached [pid 487] <... prctl resumed>) = 0 [pid 486] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 483] +++ exited with 0 +++ [pid 481] sendfile(-1, -1, [3 [pid 477] +++ exited with 0 +++ [pid 470] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] setpgid(0, 0 [pid 481] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 487] <... setpgid resumed>) = 0 [pid 481] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 481] <... futex resumed>) = 1 [pid 470] <... futex resumed>) = 0 [pid 481] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 470] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 481] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 470] <... futex resumed>) = 0 [pid 489] set_robust_list(0x5555656516a0, 24) = 0 [pid 489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 481] <... clone3 resumed>) = 490 [pid 470] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 489] <... prctl resumed>) = 0 [pid 489] setpgid(0, 0 [pid 481] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] <... setpgid resumed>) = 0 [pid 487] <... openat resumed>) = 3 [pid 481] <... futex resumed>) = 1 [pid 470] <... futex resumed>) = 0 [pid 487] write(3, "1000", 4 [pid 481] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 470] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 487] <... write resumed>) = 4 [pid 481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 470] <... futex resumed>) = 0 [pid 487] close(3 [pid 481] ioctl(3, PPPIOCSFLAGS, 0 [pid 470] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] <... close resumed>) = 0 [pid 481] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 487] write(1, "executing program\n", 18 [pid 481] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 487] <... write resumed>) = 18 executing program [pid 481] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 470] <... futex resumed>) = 0 [pid 487] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 470] exit_group(0 [pid 489] <... openat resumed>) = 3 [pid 487] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 481] <... futex resumed>) = ? [pid 470] <... exit_group resumed>) = ? [pid 486] <... socket resumed>) = 3 [pid 481] +++ exited with 0 +++ [pid 489] write(3, "1000", 4) = 4 [pid 489] close(3) = 0 [pid 470] +++ exited with 0 +++ [pid 489] write(1, "executing program\n", 18 [pid 487] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 489] <... write resumed>) = 18 executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 489] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 489] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 487] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 486] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 487] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 489] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 486] <... futex resumed>) = 1 [pid 482] <... futex resumed>) = 0 [pid 487] <... mmap resumed>) = 0x7ff80b96e000 [pid 486] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 487] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 482] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 487] <... mprotect resumed>) = 0 [pid 482] <... futex resumed>) = 0 [pid 486] <... socket resumed>) = 4 [pid 487] rt_sigprocmask(SIG_BLOCK, ~[] [pid 482] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 486] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 487] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 486] <... futex resumed>) = 0 [pid 482] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] <... mprotect resumed>) = 0 [pid 486] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 482] <... futex resumed>) = 0 [pid 487] <... clone3 resumed> => {parent_tid=[491]}, 88) = 491 [pid 482] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 487] rt_sigprocmask(SIG_SETMASK, [] [pid 486] <... connect resumed>) = -1 EEXIST (File exists) [pid 487] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 489] rt_sigprocmask(SIG_BLOCK, ~[] [pid 487] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 489] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 487] <... futex resumed>) = 0 [pid 486] <... futex resumed>) = 1 [pid 482] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 489] <... clone3 resumed> => {parent_tid=[492]}, 88) = 492 [pid 487] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 482] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 486] sendfile(-1, -1, [3 [pid 489] rt_sigprocmask(SIG_SETMASK, [] [pid 482] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 489] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 486] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 482] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 489] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 486] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 493 attached [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 493 [pid 482] <... futex resumed>) = 0 [pid 486] <... futex resumed>) = 1 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 482] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 482] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 482] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 493] set_robust_list(0x5555656516a0, 24) = 0 [pid 493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 486] <... clone3 resumed>) = 494 [pid 493] <... prctl resumed>) = 0 [pid 493] setpgid(0, 0) = 0 [pid 493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 486] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] write(3, "1000", 4) = 4 ci2-android-5-10/strace-static-x86_64: Process 492 attached ci2-android-5-10/strace-static-x86_64: Process 491 attached [pid 493] close(3 [pid 486] <... futex resumed>) = 1 [pid 482] <... futex resumed>) = 0 [pid 486] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 482] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 482] <... futex resumed>) = 0 [pid 486] ioctl(3, PPPIOCSFLAGS, 0 [pid 482] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 486] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 493] <... close resumed>) = 0 [pid 486] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] write(1, "executing program\n", 18 [pid 486] <... futex resumed>) = 1 [pid 492] set_robust_list(0x7ff80b98e9a0, 24 [pid 491] set_robust_list(0x7ff80b98e9a0, 24 [pid 482] <... futex resumed>) = 0 [pid 486] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 493] <... write resumed>) = 18 [pid 482] exit_group(0) = ? [pid 493] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] <... futex resumed>) = ? [pid 493] <... futex resumed>) = 0 [pid 493] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 493] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 486] +++ exited with 0 +++ [pid 482] +++ exited with 0 +++ executing program [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 493] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 493] <... mprotect resumed>) = 0 [pid 493] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 491] <... set_robust_list resumed>) = 0 [pid 493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 495 attached [pid 492] <... set_robust_list resumed>) = 0 [pid 491] rt_sigprocmask(SIG_SETMASK, [] [pid 493] <... clone3 resumed> => {parent_tid=[495]}, 88) = 495 [pid 493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 493] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] rt_sigprocmask(SIG_SETMASK, [] [pid 491] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 493] <... futex resumed>) = 0 [pid 493] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 491] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 495] set_robust_list(0x7ff80b98e9a0, 24 [pid 491] <... socket resumed>) = 3 [pid 495] <... set_robust_list resumed>) = 0 [pid 495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 495] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 492] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 491] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 493] <... futex resumed>) = 0 [pid 493] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] <... futex resumed>) = 1 [pid 487] <... futex resumed>) = 0 [pid 493] <... futex resumed>) = 0 [pid 493] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 495] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 487] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 491] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 492] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 487] <... futex resumed>) = 0 [pid 492] <... socket resumed>) = 3 [pid 491] <... socket resumed>) = 4 [pid 487] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 492] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 496 attached [pid 492] <... futex resumed>) = 1 [pid 491] <... futex resumed>) = 1 [pid 489] <... futex resumed>) = 0 [pid 487] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 496 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 495] <... socket resumed>) = 4 [pid 495] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 493] <... futex resumed>) = 0 [pid 493] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 493] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 495] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 492] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 491] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 489] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 487] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] <... connect resumed>) = -1 EEXIST (File exists) [pid 495] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 493] <... futex resumed>) = 0 [pid 496] set_robust_list(0x5555656516a0, 24 [pid 495] sendfile(-1, -1, [3 [pid 493] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 489] <... futex resumed>) = 0 [pid 487] <... futex resumed>) = 0 [pid 496] <... set_robust_list resumed>) = 0 [pid 495] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 493] <... futex resumed>) = 0 [pid 495] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 495] <... futex resumed>) = 0 [pid 493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 495] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 493] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] rt_sigprocmask(SIG_SETMASK, [] [pid 495] <... clone3 resumed>) = 497 [pid 493] <... futex resumed>) = 0 [pid 492] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 491] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 489] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 496] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 495] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 495] <... futex resumed>) = 0 [pid 493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 495] ioctl(3, PPPIOCSFLAGS, 0 [pid 493] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 493] <... futex resumed>) = 0 [pid 495] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 495] <... futex resumed>) = 0 [pid 493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 495] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 493] exit_group(0 [pid 495] <... futex resumed>) = ? [pid 493] <... exit_group resumed>) = ? [pid 492] <... socket resumed>) = 4 [pid 491] <... connect resumed>) = -1 EEXIST (File exists) [pid 301] <... restart_syscall resumed>) = 0 [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 495] +++ exited with 0 +++ [pid 493] +++ exited with 0 +++ [pid 492] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 489] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 491] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... prctl resumed>) = 0 [pid 492] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 491] <... futex resumed>) = 1 [pid 489] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 487] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 498 attached [pid 496] setpgid(0, 0 [pid 492] <... futex resumed>) = 0 [pid 491] sendfile(-1, -1, [3 [pid 489] <... futex resumed>) = 1 [pid 487] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 498 [pid 492] <... connect resumed>) = -1 EEXIST (File exists) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 492] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 492] <... futex resumed>) = 0 [pid 492] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 496] <... setpgid resumed>) = 0 [pid 498] set_robust_list(0x5555656516a0, 24 [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 491] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 489] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 498] <... set_robust_list resumed>) = 0 [pid 496] <... openat resumed>) = 3 [pid 496] write(3, "1000", 4) = 4 [pid 496] close(3) = 0 [pid 496] write(1, "executing program\n", 18) = 18 [pid 496] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 496] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 496] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 498] rt_sigprocmask(SIG_SETMASK, [] [pid 496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 491] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 487] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 496] <... mmap resumed>) = 0x7ff80b96e000 [pid 496] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 498] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 496] rt_sigprocmask(SIG_BLOCK, ~[] [pid 491] <... futex resumed>) = 0 [pid 489] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 496] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 492] <... futex resumed>) = 0 [pid 491] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 489] <... futex resumed>) = 1 [pid 487] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[499]}, 88) = 499 [pid 496] rt_sigprocmask(SIG_SETMASK, [] [pid 492] sendfile(-1, -1, [3 [pid 491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 489] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] <... futex resumed>) = 0 [pid 496] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 492] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 491] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 487] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 500 [pid 496] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... futex resumed>) = 0 [pid 496] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 499 attached [pid 499] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 491] <... clone3 resumed>) = 501 [pid 492] <... futex resumed>) = 1 [pid 489] <... futex resumed>) = 0 [pid 492] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 491] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 491] <... futex resumed>) = 1 [pid 489] <... futex resumed>) = 0 [pid 487] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 499] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 499] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... futex resumed>) = 0 [pid 496] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] <... clone3 resumed>) = 502 [pid 487] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 491] ioctl(3, PPPIOCSFLAGS, 0 [pid 489] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 492] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 487] <... futex resumed>) = 0 [pid 492] <... futex resumed>) = 0 [pid 491] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] ioctl(3, PPPIOCSFLAGS, 0 [pid 491] <... futex resumed>) = 0 [pid 489] <... futex resumed>) = 0 [pid 487] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 492] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 491] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 489] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 492] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 1 [pid 499] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 487] exit_group(0 [pid 492] <... futex resumed>) = 0 [pid 489] exit_group(0 [pid 492] ???( [pid 491] <... futex resumed>) = ? [pid 489] <... exit_group resumed>) = ? [pid 487] <... exit_group resumed>) = ? [pid 492] <... ??? resumed>) = -1 ENOSYS (Function not implemented) [pid 499] <... socket resumed>) = 4 [pid 491] +++ exited with 0 +++ [pid 499] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... futex resumed>) = 0 [pid 496] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 499] <... futex resumed>) = 1 [pid 487] +++ exited with 0 +++ [pid 499] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 499] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... futex resumed>) = 0 [pid 496] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 499] <... futex resumed>) = 1 [pid 499] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 499] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] +++ exited with 0 +++ [pid 489] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 496] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 496] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 499] <... futex resumed>) = 1 [pid 499] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 500 attached ) = 503 [pid 498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 499] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... futex resumed>) = 0 [pid 496] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 499] <... futex resumed>) = 1 [pid 499] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 499] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... futex resumed>) = 0 [pid 498] <... prctl resumed>) = 0 [pid 496] exit_group(0 [pid 500] set_robust_list(0x5555656516a0, 24 [pid 496] <... exit_group resumed>) = ? [pid 499] <... futex resumed>) = ? [pid 498] setpgid(0, 0 [pid 500] <... set_robust_list resumed>) = 0 [pid 499] +++ exited with 0 +++ [pid 498] <... setpgid resumed>) = 0 [pid 496] +++ exited with 0 +++ [pid 500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 500] <... prctl resumed>) = 0 [pid 498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 500] setpgid(0, 0) = 0 [pid 500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 498] <... openat resumed>) = 3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 500] <... openat resumed>) = 3 [pid 500] write(3, "1000", 4) = 4 [pid 500] close(3) = 0 [pid 500] write(1, "executing program\n", 18 executing program [pid 498] write(3, "1000", 4 [pid 500] <... write resumed>) = 18 [pid 500] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 500] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 500] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 500] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 500] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 498] <... write resumed>) = 4 [pid 500] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 504 attached [pid 498] close(3 [pid 500] <... clone3 resumed> => {parent_tid=[504]}, 88) = 504 [pid 500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 500] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 500] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 504] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 504] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 504] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 500] <... futex resumed>) = 0 [pid 504] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 500] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] <... socket resumed>) = 4 [pid 500] <... futex resumed>) = 0 [pid 504] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 498] <... close resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 504] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 504] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 500] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] <... connect resumed>) = 0 [pid 500] <... futex resumed>) = 0 [pid 498] write(1, "executing program\n", 18 [pid 504] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 504] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 504] sendfile(-1, -1, [3 [pid 500] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 500] <... futex resumed>) = 0 [pid 504] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 504] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 504] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 executing program [pid 500] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] <... clone3 resumed>) = 505 [pid 500] <... futex resumed>) = 0 [pid 498] <... write resumed>) = 18 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 504] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 504] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 504] ioctl(3, PPPIOCSFLAGS, 0 [pid 500] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 500] <... futex resumed>) = 0 [pid 504] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 498] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 504] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 504] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 500] exit_group(0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 504] <... futex resumed>) = ? [pid 500] <... exit_group resumed>) = ? [pid 498] <... futex resumed>) = 0 [pid 504] +++ exited with 0 +++ [pid 500] +++ exited with 0 +++ [pid 498] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 498] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 498] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 498] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 498] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 498] <... clone3 resumed> => {parent_tid=[507]}, 88) = 507 [pid 498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 506 attached [pid 498] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 506 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 498] <... futex resumed>) = 0 [pid 498] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 507 attached [pid 507] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 507] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 507] <... socket resumed>) = 3 [pid 507] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = 0 [pid 498] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 508 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 498] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 507] <... futex resumed>) = 1 [pid 507] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 507] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = 0 [pid 498] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 509 [pid 507] <... futex resumed>) = 1 [pid 507] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 507] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 509 attached [pid 506] set_robust_list(0x5555656516a0, 24 [pid 498] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 498] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 507] <... futex resumed>) = 1 [pid 507] sendfile(-1, -1, [3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 507] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 507] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = 0 [pid 498] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 507] <... futex resumed>) = 1 [pid 507] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 506] <... set_robust_list resumed>) = 0 [pid 509] set_robust_list(0x5555656516a0, 24 [pid 506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 509] <... set_robust_list resumed>) = 0 [pid 509] rt_sigprocmask(SIG_SETMASK, [] [pid 506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 509] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 507] <... clone3 resumed>) = 510 [pid 506] setpgid(0, 0 [pid 507] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = 0 [pid 498] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 507] <... futex resumed>) = 1 [pid 507] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 507] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = 0 [pid 506] <... setpgid resumed>) = 0 [pid 498] exit_group(0) = ? [pid 507] <... futex resumed>) = ? [pid 509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 509] <... prctl resumed>) = 0 [pid 509] setpgid(0, 0 [pid 506] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 508 attached [pid 508] set_robust_list(0x5555656516a0, 24 [pid 506] <... write resumed>) = 4 [pid 509] <... setpgid resumed>) = 0 [pid 508] <... set_robust_list resumed>) = 0 [pid 508] rt_sigprocmask(SIG_SETMASK, [] [pid 506] close(3 [pid 508] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 506] <... close resumed>) = 0 [pid 507] +++ exited with 0 +++ [pid 498] +++ exited with 0 +++ [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 508] <... prctl resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 508] setpgid(0, 0) = 0 [pid 506] write(1, "executing program\n", 18 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 506] <... write resumed>) = 18 [pid 508] write(3, "1000", 4) = 4 [pid 508] close(3) = 0 executing program [pid 508] write(1, "executing program\n", 18) = 18 [pid 508] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 508] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 508] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 508] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 509] <... openat resumed>) = 3 [pid 506] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 508] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 506] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 506] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 508] <... clone3 resumed> => {parent_tid=[511]}, 88) = 511 [pid 506] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 508] rt_sigprocmask(SIG_SETMASK, [] [pid 506] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 508] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 506] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 508] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 511 attached [pid 506] <... mmap resumed>) = 0x7ff80b96e000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 512 [pid 511] set_robust_list(0x7ff80b98e9a0, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 506] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 506] <... mprotect resumed>) = 0 [pid 511] <... set_robust_list resumed>) = 0 [pid 511] rt_sigprocmask(SIG_SETMASK, [] [pid 506] rt_sigprocmask(SIG_BLOCK, ~[] [pid 511] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 511] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 509] write(3, "1000", 4 [pid 506] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 511] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 509] <... write resumed>) = 4 [pid 506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 508] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... futex resumed>) = 1 [pid 511] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 509] close(3 [pid 511] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 506] <... clone3 resumed> => {parent_tid=[513]}, 88) = 513 [pid 509] <... close resumed>) = 0 [pid 506] rt_sigprocmask(SIG_SETMASK, [] [pid 509] write(1, "executing program\n", 18 [pid 508] <... futex resumed>) = 0 [pid 506] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 508] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... futex resumed>) = 1 [pid 511] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 509] <... write resumed>) = 18 [pid 506] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] <... connect resumed>) = -1 EEXIST (File exists) executing program [pid 506] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = 0 [pid 508] <... futex resumed>) = 0 [pid 509] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 508] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 509] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 508] <... futex resumed>) = 0 [pid 509] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 508] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... futex resumed>) = 1 [pid 511] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 511] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... futex resumed>) = 1 [pid 511] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 513 attached [pid 509] <... mmap resumed>) = 0x7ff80b96e000 [pid 509] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 511] <... clone3 resumed>) = 514 [pid 511] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 509] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 508] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 508] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 508] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 509] <... clone3 resumed> => {parent_tid=[515]}, 88) = 515 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 515 attached [pid 513] set_robust_list(0x7ff80b98e9a0, 24 [pid 511] <... futex resumed>) = 1 [pid 511] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 511] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 509] rt_sigprocmask(SIG_SETMASK, [] [pid 508] exit_group(0) = ? [pid 509] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 511] <... futex resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 516 attached [pid 515] set_robust_list(0x7ff80b98e9a0, 24 [pid 513] <... set_robust_list resumed>) = 0 [pid 511] +++ exited with 0 +++ [pid 509] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 516 ci2-android-5-10/strace-static-x86_64: Process 512 attached [pid 512] set_robust_list(0x5555656516a0, 24) = 0 [pid 512] rt_sigprocmask(SIG_SETMASK, [] [pid 513] rt_sigprocmask(SIG_SETMASK, [] [pid 509] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 512] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 512] setpgid(0, 0) = 0 [pid 512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 516] set_robust_list(0x5555656516a0, 24 [pid 515] <... set_robust_list resumed>) = 0 [pid 513] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 509] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 513] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 512] <... openat resumed>) = 3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 516] <... set_robust_list resumed>) = 0 [pid 515] rt_sigprocmask(SIG_SETMASK, [] [pid 512] write(3, "1000", 4) = 4 [pid 512] close(3) = 0 executing program [pid 512] write(1, "executing program\n", 18) = 18 [pid 512] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 512] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 512] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 512] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 512] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[517]}, 88) = 517 [pid 512] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 512] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 513] <... socket resumed>) = 3 [pid 512] <... futex resumed>) = 0 [pid 512] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 515] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 513] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 517 attached ) = 1 [pid 506] <... futex resumed>) = 0 [pid 513] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 506] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] <... socket resumed>) = 3 [pid 513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 506] <... futex resumed>) = 0 [pid 515] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 506] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 513] <... socket resumed>) = 4 [pid 515] <... futex resumed>) = 1 [pid 513] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = 0 [pid 513] <... futex resumed>) = 1 [pid 506] <... futex resumed>) = 0 [pid 515] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 513] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 509] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 506] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 509] <... futex resumed>) = 0 [pid 506] <... futex resumed>) = 0 [pid 515] <... socket resumed>) = 4 [pid 513] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 509] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 506] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 515] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] <... connect resumed>) = -1 EEXIST (File exists) [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 515] <... futex resumed>) = 0 [pid 513] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] <... futex resumed>) = 1 [pid 509] <... futex resumed>) = 0 [pid 506] <... futex resumed>) = 0 [pid 515] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 513] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 509] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 506] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] <... connect resumed>) = -1 EEXIST (File exists) [pid 513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 506] <... futex resumed>) = 0 [pid 515] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] sendfile(-1, -1, [3 [pid 506] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 515] <... futex resumed>) = 1 [pid 513] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 509] <... futex resumed>) = 0 [pid 515] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 513] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] set_robust_list(0x7ff80b98e9a0, 24 [pid 513] <... futex resumed>) = 1 [pid 509] <... futex resumed>) = 0 [pid 506] <... futex resumed>) = 0 [pid 515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 513] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 509] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 506] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 515] sendfile(-1, -1, [3 [pid 513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 506] <... futex resumed>) = 0 [pid 515] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 513] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 506] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 515] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] rt_sigprocmask(SIG_SETMASK, [] [pid 515] <... futex resumed>) = 1 [pid 513] <... clone3 resumed>) = 518 [pid 509] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 517] <... set_robust_list resumed>) = 0 [pid 513] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 513] <... futex resumed>) = 1 [pid 509] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 513] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 509] <... futex resumed>) = 0 [pid 506] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 509] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 506] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 517] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 517] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] <... futex resumed>) = 0 [pid 506] <... futex resumed>) = 1 [pid 506] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 519 [pid 513] ioctl(3, PPPIOCSFLAGS, 0 [pid 512] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 513] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 512] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 512] <... futex resumed>) = 0 [pid 513] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 513] <... futex resumed>) = 1 [pid 506] <... futex resumed>) = 0 [pid 515] <... clone3 resumed>) = 520 [pid 517] <... futex resumed>) = 1 [pid 517] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 506] exit_group(0 [pid 513] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 ENOSYS (Function not implemented) [pid 506] <... exit_group resumed>) = ? [pid 515] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] +++ exited with 0 +++ [pid 517] <... socket resumed>) = 4 [pid 517] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] <... futex resumed>) = 0 [pid 512] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 512] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 517] <... futex resumed>) = 1 [pid 517] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 506] +++ exited with 0 +++ [pid 515] <... futex resumed>) = 1 [pid 509] <... futex resumed>) = 0 [pid 517] <... connect resumed>) = -1 EEXIST (File exists) [pid 509] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 515] ioctl(3, PPPIOCSFLAGS, 0 [pid 509] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 515] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 509] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 517] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] <... futex resumed>) = 0 [pid 512] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 512] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 517] <... futex resumed>) = 1 [pid 517] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 517] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 515] <... futex resumed>) = 1 [pid 509] <... futex resumed>) = 0 [pid 512] <... futex resumed>) = 0 [pid 512] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 512] <... futex resumed>) = 0 [pid 512] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 509] exit_group(0 [pid 517] <... futex resumed>) = 1 [pid 517] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 515] <... futex resumed>) = ? [pid 509] <... exit_group resumed>) = ? [pid 517] <... clone3 resumed>) = 521 [pid 515] +++ exited with 0 +++ [pid 517] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] +++ exited with 0 +++ [pid 512] <... futex resumed>) = 0 [pid 512] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 512] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 517] <... futex resumed>) = 1 [pid 517] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 517] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] <... futex resumed>) = 0 [pid 512] exit_group(0) = ? [pid 517] <... futex resumed>) = ? [pid 517] +++ exited with 0 +++ [pid 512] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 519 attached [pid 516] <... prctl resumed>) = 0 [pid 519] set_robust_list(0x5555656516a0, 24 [pid 516] setpgid(0, 0 [pid 519] <... set_robust_list resumed>) = 0 [pid 519] rt_sigprocmask(SIG_SETMASK, [] [pid 516] <... setpgid resumed>) = 0 [pid 519] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 519] setpgid(0, 0 [pid 516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 519] <... setpgid resumed>) = 0 [pid 519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 516] <... openat resumed>) = 3 [pid 519] write(3, "1000", 4 [pid 516] write(3, "1000", 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 519] <... write resumed>) = 4 [pid 519] close(3) = 0 executing program [pid 519] write(1, "executing program\n", 18) = 18 [pid 519] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 519] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 516] <... write resumed>) = 4 [pid 519] <... mmap resumed>) = 0x7ff80b96e000 [pid 519] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 516] close(3 [pid 519] <... mprotect resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 516] <... close resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 516] write(1, "executing program\n", 18 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 519] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 executing program [pid 519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[522]}, 88) = 522 [pid 516] <... write resumed>) = 18 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 523 [pid 516] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 516] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 519] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 516] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 524 ci2-android-5-10/strace-static-x86_64: Process 524 attached [pid 516] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 516] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 516] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 516] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 524] set_robust_list(0x5555656516a0, 24 [pid 516] <... mprotect resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 524] <... set_robust_list resumed>) = 0 [pid 516] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 524] rt_sigprocmask(SIG_SETMASK, [] [pid 516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 524] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 516] <... clone3 resumed> => {parent_tid=[525]}, 88) = 525 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 516] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 516] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 524] setpgid(0, 0) = 0 [pid 516] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 526 [pid 516] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 526 attached ci2-android-5-10/strace-static-x86_64: Process 525 attached ci2-android-5-10/strace-static-x86_64: Process 523 attached ) = 3 [pid 524] write(3, "1000", 4) = 4 [pid 524] close(3) = 0 [pid 524] write(1, "executing program\n", 18) = 18 [pid 524] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 524] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 524] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 526] set_robust_list(0x5555656516a0, 24 [pid 524] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 526] <... set_robust_list resumed>) = 0 [pid 524] rt_sigprocmask(SIG_BLOCK, ~[] [pid 525] set_robust_list(0x7ff80b98e9a0, 24 [pid 523] set_robust_list(0x5555656516a0, 24 [pid 524] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 524] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[527]}, 88) = 527 [pid 524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 524] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 522 attached [pid 522] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 522] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 522] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] rt_sigprocmask(SIG_SETMASK, [] [pid 519] <... futex resumed>) = 0 [pid 519] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 522] <... futex resumed>) = 1 [pid 522] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 526] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 525] <... set_robust_list resumed>) = 0 [pid 523] <... set_robust_list resumed>) = 0 [pid 526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 522] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 527 attached [pid 526] <... prctl resumed>) = 0 [pid 525] rt_sigprocmask(SIG_SETMASK, [] [pid 523] rt_sigprocmask(SIG_SETMASK, [] [pid 519] <... futex resumed>) = 0 [pid 519] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 522] <... futex resumed>) = 1 [pid 526] setpgid(0, 0 [pid 522] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 527] set_robust_list(0x7ff80b98e9a0, 24 [pid 522] <... connect resumed>) = -1 EEXIST (File exists) [pid 522] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 519] <... futex resumed>) = 0 [pid 519] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 522] <... futex resumed>) = 1 [pid 522] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 522] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 519] <... futex resumed>) = 0 [pid 519] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 522] <... futex resumed>) = 1 [pid 526] <... setpgid resumed>) = 0 [pid 527] <... set_robust_list resumed>) = 0 [pid 525] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 523] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 522] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 526] write(3, "1000", 4) = 4 [pid 526] close(3 [pid 522] <... clone3 resumed>) = 528 [pid 527] rt_sigprocmask(SIG_SETMASK, [] [pid 525] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 526] <... close resumed>) = 0 [pid 522] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 526] write(1, "executing program\n", 18 [pid 525] <... socket resumed>) = 3 [pid 523] <... prctl resumed>) = 0 [pid 522] <... futex resumed>) = 1 [pid 519] <... futex resumed>) = 0 [pid 519] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 526] <... write resumed>) = 18 [pid 526] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 526] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 526] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 526] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 527] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 525] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] setpgid(0, 0 [pid 522] ioctl(3, PPPIOCSFLAGS, 0 [pid 526] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 526] rt_sigprocmask(SIG_BLOCK, ~[] [pid 522] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 527] <... socket resumed>) = 3 [pid 522] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] <... futex resumed>) = 0 [pid 527] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] <... futex resumed>) = 1 [pid 523] <... setpgid resumed>) = 0 [pid 516] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 522] <... futex resumed>) = 1 [pid 519] <... futex resumed>) = 0 [pid 516] <... futex resumed>) = 0 [pid 525] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 527] <... futex resumed>) = 1 [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 522] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 519] exit_group(0 [pid 516] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 524] <... futex resumed>) = 0 [pid 519] <... exit_group resumed>) = ? [pid 527] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 525] <... socket resumed>) = 4 [pid 524] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 523] <... openat resumed>) = 3 [pid 522] <... futex resumed>) = ? [pid 526] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 526] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[529]}, 88) = 529 [pid 526] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 526] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 526] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 522] +++ exited with 0 +++ [pid 519] +++ exited with 0 +++ [pid 525] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] <... futex resumed>) = 0 [pid 525] <... futex resumed>) = 1 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 527] <... socket resumed>) = 4 [pid 523] write(3, "1000", 4 [pid 516] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 527] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 523] <... write resumed>) = 4 [pid 516] <... futex resumed>) = 0 [pid 527] <... futex resumed>) = 1 [pid 525] <... connect resumed>) = -1 EEXIST (File exists) [pid 524] <... futex resumed>) = 0 [pid 523] close(3 [pid 516] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 524] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 527] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 525] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 523] <... close resumed>) = 0 [pid 527] <... connect resumed>) = -1 EEXIST (File exists) [pid 525] <... futex resumed>) = 1 [pid 516] <... futex resumed>) = 0 [pid 523] write(1, "executing program\n", 18 [pid 527] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 516] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] <... write resumed>) = 18 executing program [pid 527] <... futex resumed>) = 1 [pid 525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 524] <... futex resumed>) = 0 [pid 516] <... futex resumed>) = 0 [pid 527] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 525] sendfile(-1, -1, [3 [pid 524] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 525] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 524] <... futex resumed>) = 0 [pid 523] <... futex resumed>) = 0 [pid 527] sendfile(-1, -1, [3 [pid 525] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 523] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 527] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 525] <... futex resumed>) = 1 [pid 523] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 516] <... futex resumed>) = 0 [pid 527] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 527] <... futex resumed>) = 1 [pid 525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 524] <... futex resumed>) = 0 [pid 523] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 516] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 525] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 524] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 516] <... futex resumed>) = 0 [pid 527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 524] <... futex resumed>) = 0 [pid 516] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 524] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 523] <... mmap resumed>) = 0x7ff80b96e000 [pid 527] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 525] <... clone3 resumed>) = 530 [pid 523] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITEci2-android-5-10/strace-static-x86_64: Process 529 attached [pid 529] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 529] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 527] <... clone3 resumed>) = 531 [pid 523] <... mprotect resumed>) = 0 [pid 525] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] rt_sigprocmask(SIG_BLOCK, ~[] [pid 525] <... futex resumed>) = 1 [pid 516] <... futex resumed>) = 0 [pid 527] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 527] <... futex resumed>) = 1 [pid 525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 524] <... futex resumed>) = 0 [pid 523] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 516] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 525] ioctl(3, PPPIOCSFLAGS, 0 [pid 524] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] <... futex resumed>) = 0 [pid 524] <... futex resumed>) = 0 [pid 516] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 524] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 523] <... clone3 resumed> => {parent_tid=[532]}, 88) = 532 [pid 527] ioctl(3, PPPIOCSFLAGS, 0 [pid 525] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 532 attached [pid 527] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 525] <... futex resumed>) = 1 [pid 302] <... restart_syscall resumed>) = 0 [pid 523] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 516] <... futex resumed>) = 0 [pid 527] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] <... futex resumed>) = 1 [pid 524] <... futex resumed>) = 0 [pid 523] <... futex resumed>) = 0 [pid 516] exit_group(0 [pid 527] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 524] exit_group(0 [pid 523] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 516] <... exit_group resumed>) = ? [pid 525] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 527] <... futex resumed>) = ? [pid 524] <... exit_group resumed>) = ? [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 526] <... futex resumed>) = 0 [pid 526] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 526] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] +++ exited with 0 +++ [pid 516] +++ exited with 0 +++ [pid 529] <... futex resumed>) = 1 [pid 529] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 529] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] <... futex resumed>) = 0 [pid 526] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... futex resumed>) = 1 [pid 527] +++ exited with 0 +++ [pid 526] <... futex resumed>) = 0 [pid 524] +++ exited with 0 +++ [pid 532] set_robust_list(0x7ff80b98e9a0, 24 [pid 529] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 526] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 529] <... connect resumed>) = -1 EEXIST (File exists) [pid 529] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 526] <... futex resumed>) = 0 [pid 529] sendfile(-1, -1, [3 [pid 526] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 526] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 529] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 529] <... futex resumed>) = 0 [pid 526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 529] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 526] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... set_robust_list resumed>) = 0 [pid 529] <... clone3 resumed>) = 534 [pid 526] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 532] rt_sigprocmask(SIG_SETMASK, [] [pid 529] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 533 [pid 529] <... futex resumed>) = 0 [pid 526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 529] ioctl(3, PPPIOCSFLAGS, 0 [pid 526] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 526] <... futex resumed>) = 0 [pid 529] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 529] <... futex resumed>) = 0 [pid 526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 533 attached [pid 532] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 529] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 526] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 526] <... exit_group resumed>) = ? [pid 533] set_robust_list(0x5555656516a0, 24 [pid 532] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 529] <... futex resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 533] <... set_robust_list resumed>) = 0 [pid 533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 532] <... socket resumed>) = 3 [pid 533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 532] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... prctl resumed>) = 0 [pid 533] setpgid(0, 0) = 0 [pid 533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 532] <... futex resumed>) = 1 [pid 523] <... futex resumed>) = 0 [pid 533] <... openat resumed>) = 3 [pid 532] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 523] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] write(3, "1000", 4) = 4 [pid 533] close(3) = 0 [pid 523] <... futex resumed>) = 0 [pid 533] write(1, "executing program\n", 18 [pid 532] <... socket resumed>) = 4 [pid 523] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 533] <... write resumed>) = 18 executing program [pid 533] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 532] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 533] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 533] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 533] rt_sigprocmask(SIG_BLOCK, ~[] [pid 532] <... futex resumed>) = 1 [pid 523] <... futex resumed>) = 0 [pid 532] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 523] <... futex resumed>) = 0 [pid 533] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 532] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 523] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... connect resumed>) = -1 EEXIST (File exists) [pid 533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 532] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 523] <... futex resumed>) = 0 [pid 533] <... clone3 resumed> => {parent_tid=[535]}, 88) = 535 [pid 532] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 523] <... futex resumed>) = 0 [pid 532] sendfile(-1, -1, [3 [pid 523] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 533] rt_sigprocmask(SIG_SETMASK, [] [pid 532] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 532] <... futex resumed>) = 1 [pid 523] <... futex resumed>) = 0 [pid 532] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 523] <... futex resumed>) = 0 [pid 532] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 523] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 533] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 533] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 535 attached [pid 535] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 535] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 535] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 535] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... futex resumed>) = 0 [pid 533] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... clone3 resumed>) = 536 [pid 533] <... futex resumed>) = 0 [pid 533] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... futex resumed>) = 1 [pid 532] <... futex resumed>) = 1 [pid 523] <... futex resumed>) = 0 [pid 535] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 532] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 523] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 532] ioctl(3, PPPIOCSFLAGS, 0 [pid 523] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... restart_syscall resumed>) = 0 [pid 532] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 532] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 532] <... futex resumed>) = 1 [pid 523] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 532] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 532] <... futex resumed>) = ? [pid 523] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 535] <... socket resumed>) = 4 [pid 535] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... futex resumed>) = 0 [pid 533] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 533] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 535] <... futex resumed>) = 1 [pid 535] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 535] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... futex resumed>) = 0 [pid 533] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 538 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 537 [pid 533] <... futex resumed>) = 0 [pid 533] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 535] <... futex resumed>) = 1 [pid 535] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 535] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... futex resumed>) = 0 [pid 533] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] +++ exited with 0 +++ [pid 523] +++ exited with 0 +++ [pid 533] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 533] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 535] <... futex resumed>) = 1 [pid 535] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 538 attached ) = 539 [pid 529] +++ exited with 0 +++ [pid 526] +++ exited with 0 +++ [pid 535] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 538] set_robust_list(0x5555656516a0, 24 [pid 533] <... futex resumed>) = 0 [pid 533] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 538] <... set_robust_list resumed>) = 0 [pid 533] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 533] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 535] <... futex resumed>) = 1 [pid 535] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 535] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... futex resumed>) = 0 [pid 533] exit_group(0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 538] rt_sigprocmask(SIG_SETMASK, [] [pid 533] <... exit_group resumed>) = ? [pid 535] <... futex resumed>) = ? [pid 538] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 535] +++ exited with 0 +++ [pid 533] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 537 attached [pid 537] set_robust_list(0x5555656516a0, 24) = 0 [pid 537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 537] <... prctl resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 537] setpgid(0, 0) = 0 [pid 537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 538] <... prctl resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 537] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 538] setpgid(0, 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 537] write(3, "1000", 4) = 4 [pid 537] close(3) = 0 [pid 537] write(1, "executing program\n", 18 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 540 [pid 537] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 537] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 537] <... futex resumed>) = 0 [pid 537] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 537] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 538] <... setpgid resumed>) = 0 [pid 537] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 537] rt_sigprocmask(SIG_BLOCK, ~[] [pid 538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 537] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[541]}, 88) = 541 [pid 537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 538] <... openat resumed>) = 3 [pid 537] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 538] write(3, "1000", 4 [pid 537] <... futex resumed>) = 0 [pid 537] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 538] <... write resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 540 attached [pid 540] set_robust_list(0x5555656516a0, 24) = 0 [pid 540] rt_sigprocmask(SIG_SETMASK, [] [pid 538] close(3 [pid 540] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 540] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 538] <... close resumed>) = 0 [pid 540] <... prctl resumed>) = 0 [pid 540] setpgid(0, 0) = 0 [pid 540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 538] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 541 attached [pid 541] set_robust_list(0x7ff80b98e9a0, 24 [pid 540] <... openat resumed>) = 3 [pid 541] <... set_robust_list resumed>) = 0 [pid 541] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 541] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 538] <... write resumed>) = 18 [pid 541] <... socket resumed>) = 3 [pid 540] write(3, "1000", 4) = 4 [pid 540] close(3 [pid 541] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 540] <... close resumed>) = 0 [pid 537] <... futex resumed>) = 0 [pid 537] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 538] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 537] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 538] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 541] <... futex resumed>) = 1 [pid 538] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 540] write(1, "executing program\n", 18 [pid 538] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 541] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 538] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 540] <... write resumed>) = 18 [pid 538] <... mmap resumed>) = 0x7ff80b96e000 [pid 541] <... socket resumed>) = 4 executing program [pid 538] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 540] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 538] <... mprotect resumed>) = 0 [pid 540] <... futex resumed>) = 0 [pid 538] rt_sigprocmask(SIG_BLOCK, ~[] [pid 541] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 538] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 540] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 538] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] <... restart_syscall resumed>) = 0 [pid 538] <... clone3 resumed> => {parent_tid=[542]}, 88) = 542 ci2-android-5-10/strace-static-x86_64: Process 542 attached [pid 538] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 538] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 538] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 543 attached [pid 542] set_robust_list(0x7ff80b98e9a0, 24 [pid 538] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 543] set_robust_list(0x5555656516a0, 24 [pid 542] <... set_robust_list resumed>) = 0 [pid 538] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 543 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 537] <... futex resumed>) = 0 [pid 543] <... set_robust_list resumed>) = 0 [pid 542] rt_sigprocmask(SIG_SETMASK, [] [pid 537] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 537] <... futex resumed>) = 0 [pid 537] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] rt_sigprocmask(SIG_SETMASK, [] [pid 542] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 540] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 541] <... futex resumed>) = 1 [pid 541] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 540] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 540] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 541] <... connect resumed>) = -1 EEXIST (File exists) [pid 540] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 541] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 544 [pid 541] <... futex resumed>) = 1 [pid 540] rt_sigprocmask(SIG_BLOCK, ~[] [pid 537] <... futex resumed>) = 0 [pid 541] sendfile(-1, -1, [3 [pid 540] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 537] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 542] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 541] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 540] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 537] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 541] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 542] <... socket resumed>) = 3 [pid 541] <... futex resumed>) = 0 [pid 540] <... clone3 resumed> => {parent_tid=[545]}, 88) = 545 [pid 537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 541] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 540] rt_sigprocmask(SIG_SETMASK, [] [pid 537] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 542] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 541] <... clone3 resumed>) = 546 [pid 540] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 537] <... futex resumed>) = 0 [pid 541] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 540] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 541] <... futex resumed>) = 0 [pid 540] <... futex resumed>) = 0 [pid 537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 541] ioctl(3, PPPIOCSFLAGS, 0 [pid 540] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 541] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 537] <... futex resumed>) = 0 [pid 541] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 541] <... futex resumed>) = 0 [pid 537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 541] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 537] exit_group(0 [pid 541] <... futex resumed>) = ? [pid 537] <... exit_group resumed>) = ? [pid 543] <... prctl resumed>) = 0 [pid 542] <... futex resumed>) = 1 [pid 541] +++ exited with 0 +++ [pid 538] <... futex resumed>) = 0 [pid 537] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 544 attached [pid 544] set_robust_list(0x5555656516a0, 24) = 0 [pid 544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 538] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 542] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 543] setpgid(0, 0 [pid 544] <... prctl resumed>) = 0 [pid 544] setpgid(0, 0) = 0 [pid 543] <... setpgid resumed>) = 0 [pid 542] <... socket resumed>) = 4 [pid 538] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 542] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 538] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 542] <... futex resumed>) = 0 [pid 538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 544] <... openat resumed>) = 3 [pid 542] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 538] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 542] <... connect resumed>) = -1 EEXIST (File exists) [pid 538] <... futex resumed>) = 0 [pid 544] write(3, "1000", 4 [pid 542] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 538] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 544] <... write resumed>) = 4 [pid 542] <... futex resumed>) = 0 [pid 538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 544] close(3 [pid 542] sendfile(-1, -1, [3 [pid 538] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] <... close resumed>) = 0 [pid 542] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 538] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 545 attached [pid 542] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 538] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 544] write(1, "executing program\n", 18 [pid 542] <... futex resumed>) = 0 [pid 538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 545] set_robust_list(0x7ff80b98e9a0, 24 [pid 542] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 538] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] <... write resumed>) = 18 [pid 538] <... futex resumed>) = 0 [pid 544] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] <... set_robust_list resumed>) = 0 [pid 545] rt_sigprocmask(SIG_SETMASK, [] [pid 544] <... futex resumed>) = 0 [pid 545] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 544] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 542] <... clone3 resumed>) = 547 [pid 538] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 545] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 544] <... rt_sigaction resumed>, NULL, 8) = 0 executing program [pid 542] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 545] <... socket resumed>) = 3 [pid 544] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 542] <... futex resumed>) = 0 [pid 538] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 542] ioctl(3, PPPIOCSFLAGS, 0 [pid 538] <... futex resumed>) = 0 [pid 545] <... futex resumed>) = 1 [pid 544] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 542] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 540] <... futex resumed>) = 0 [pid 538] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 545] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 544] <... mmap resumed>) = 0x7ff80b96e000 [pid 542] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 540] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... restart_syscall resumed>) = 0 [pid 545] <... socket resumed>) = 4 [pid 544] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 542] <... futex resumed>) = 0 [pid 540] <... futex resumed>) = 0 [pid 545] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] <... mprotect resumed>) = 0 [pid 542] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 540] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 538] exit_group(0 [pid 545] <... futex resumed>) = 0 [pid 544] rt_sigprocmask(SIG_BLOCK, ~[] [pid 543] <... openat resumed>) = 3 [pid 540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 538] <... exit_group resumed>) = ? [pid 545] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 544] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 543] write(3, "1000", 4 [pid 542] <... futex resumed>) = ? [pid 540] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] <... connect resumed>) = -1 EEXIST (File exists) [pid 544] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 540] <... futex resumed>) = 0 [pid 545] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 540] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 545] <... futex resumed>) = 0 [pid 544] <... clone3 resumed> => {parent_tid=[548]}, 88) = 548 [pid 540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 545] sendfile(-1, -1, [3 [pid 544] rt_sigprocmask(SIG_SETMASK, [] [pid 543] <... write resumed>) = 4 [pid 542] +++ exited with 0 +++ [pid 540] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 538] +++ exited with 0 +++ [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 545] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 544] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 540] <... futex resumed>) = 0 [pid 545] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 540] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 545] <... futex resumed>) = 0 [pid 544] <... futex resumed>) = 0 [pid 540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 545] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 544] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] close(3 [pid 540] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 540] <... futex resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 549 [pid 545] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 543] <... close resumed>) = 0 [pid 540] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 549 attached [pid 545] <... clone3 resumed>) = 550 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 545] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 540] <... futex resumed>) = 0 [pid 545] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 540] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 543] write(1, "executing program\n", 18 [pid 540] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 545] ioctl(3, PPPIOCSFLAGS, 0 [pid 540] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 545] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 545] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 540] <... futex resumed>) = 0 executing program [pid 545] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 543] <... write resumed>) = 18 [pid 540] exit_group(0 [pid 549] set_robust_list(0x5555656516a0, 24 [pid 545] <... futex resumed>) = ? [pid 540] <... exit_group resumed>) = ? [pid 549] <... set_robust_list resumed>) = 0 [pid 545] +++ exited with 0 +++ [pid 543] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 540] +++ exited with 0 +++ [pid 549] rt_sigprocmask(SIG_SETMASK, [] [pid 543] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 548 attached [pid 548] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 548] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 543] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 548] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 544] <... futex resumed>) = 0 [pid 548] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 544] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 548] <... socket resumed>) = 4 [pid 544] <... futex resumed>) = 0 [pid 543] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 548] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 548] <... futex resumed>) = 0 [pid 544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 548] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 544] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 548] <... connect resumed>) = -1 EEXIST (File exists) [pid 544] <... futex resumed>) = 0 [pid 548] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 548] <... futex resumed>) = 0 [pid 544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 543] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] <... restart_syscall resumed>) = 0 [pid 548] sendfile(-1, -1, [3 [pid 544] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 548] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 544] <... futex resumed>) = 0 [pid 543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 548] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 548] <... futex resumed>) = 0 [pid 544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 543] <... mmap resumed>) = 0x7ff80b96e000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 548] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 544] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 549] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 548] <... clone3 resumed>) = 551 [pid 544] <... futex resumed>) = 0 [pid 548] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] <... mprotect resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 548] <... futex resumed>) = 0 [pid 544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 548] ioctl(3, PPPIOCSFLAGS, 0 [pid 544] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 548] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 544] <... futex resumed>) = 0 [pid 548] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 548] <... futex resumed>) = 0 [pid 544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 549] <... prctl resumed>) = 0 [pid 548] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 544] exit_group(0 [pid 543] rt_sigprocmask(SIG_BLOCK, ~[] [pid 548] <... futex resumed>) = ? [pid 544] <... exit_group resumed>) = ? [pid 549] setpgid(0, 0 [pid 548] +++ exited with 0 +++ [pid 544] +++ exited with 0 +++ [pid 543] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 552 [pid 549] <... setpgid resumed>) = 0 [pid 543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[553]}, 88) = 553 [pid 543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 543] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 543] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 552 attached [pid 552] set_robust_list(0x5555656516a0, 24) = 0 [pid 549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 552] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 553 attached [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 553] set_robust_list(0x7ff80b98e9a0, 24 [pid 549] <... openat resumed>) = 3 [pid 553] <... set_robust_list resumed>) = 0 [pid 549] write(3, "1000", 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 553] rt_sigprocmask(SIG_SETMASK, [] [pid 549] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 553] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 553] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 549] close(3 [pid 552] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 553] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 543] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 543] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 553] <... futex resumed>) = 1 [pid 553] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 553] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 543] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 543] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 553] <... futex resumed>) = 1 [pid 553] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 553] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 543] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 543] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 553] <... futex resumed>) = 1 [pid 549] <... close resumed>) = 0 [pid 553] sendfile(-1, -1, [3 [pid 549] write(1, "executing program\n", 18 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 554 [pid 549] <... write resumed>) = 18 [pid 553] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 301] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 549] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 553] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 549] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 543] <... futex resumed>) = 0 [pid 549] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 543] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 543] <... futex resumed>) = 0 [pid 549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 543] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 549] <... mmap resumed>) = 0x7ff80b96e000 [pid 549] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 553] <... futex resumed>) = 1 [pid 549] <... mprotect resumed>) = 0 [pid 553] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 549] rt_sigprocmask(SIG_BLOCK, ~[] [pid 553] <... clone3 resumed>) = 555 [pid 552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 549] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 553] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 543] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 543] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 553] <... futex resumed>) = 1 [pid 553] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 553] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 543] <... futex resumed>) = 0 [pid 543] exit_group(0) = ? [pid 552] <... prctl resumed>) = 0 [pid 549] <... clone3 resumed> => {parent_tid=[556]}, 88) = 556 [pid 553] <... futex resumed>) = ? [pid 552] setpgid(0, 0 [pid 549] rt_sigprocmask(SIG_SETMASK, [] [pid 553] +++ exited with 0 +++ [pid 552] <... setpgid resumed>) = 0 [pid 549] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 543] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 554 attached [pid 554] set_robust_list(0x5555656516a0, 24) = 0 [pid 554] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 554] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 549] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 554] <... prctl resumed>) = 0 [pid 549] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 549] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 554] setpgid(0, 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 554] <... setpgid resumed>) = 0 [pid 554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 554] write(3, "1000", 4) = 4 [pid 552] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 557 [pid 554] close(3) = 0 [pid 554] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 554] <... write resumed>) = 18 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 554] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 554] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 554] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 554] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 552] write(3, "1000", 4 [pid 554] rt_sigprocmask(SIG_BLOCK, ~[] [pid 552] <... write resumed>) = 4 [pid 554] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[558]}, 88) = 558 [pid 554] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... restart_syscall resumed>) = 0 [pid 552] close(3 [pid 554] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 554] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 554] <... futex resumed>) = 0 [pid 552] write(1, "executing program\n", 18 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 554] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... write resumed>) = 18 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 556 attached [pid 556] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 556] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 556] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 556] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 549] <... futex resumed>) = 0 [pid 552] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 559 [pid 549] <... futex resumed>) = 0 [pid 556] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 549] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 556] <... socket resumed>) = 4 [pid 552] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 556] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 556] <... futex resumed>) = 1 [pid 552] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 549] <... futex resumed>) = 0 [pid 556] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 552] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 549] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] <... connect resumed>) = -1 EEXIST (File exists) [pid 552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 549] <... futex resumed>) = 0 [pid 556] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... mmap resumed>) = 0x7ff80b96e000 [pid 549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 552] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 549] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... mprotect resumed>) = 0 [pid 549] <... futex resumed>) = 0 [pid 556] <... futex resumed>) = 0 [pid 552] rt_sigprocmask(SIG_BLOCK, ~[] [pid 549] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 556] sendfile(-1, -1, [3 [pid 552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 556] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 556] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 552] <... clone3 resumed> => {parent_tid=[560]}, 88) = 560 [pid 549] <... futex resumed>) = 0 [pid 552] rt_sigprocmask(SIG_SETMASK, [] [pid 549] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 549] <... futex resumed>) = 0 [pid 556] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 552] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 559 attached [pid 556] <... clone3 resumed>) = 561 [pid 552] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 556] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 556] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 557 attached [pid 549] <... futex resumed>) = 0 [pid 557] set_robust_list(0x5555656516a0, 24) = 0 [pid 559] set_robust_list(0x5555656516a0, 24 [pid 549] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 557] rt_sigprocmask(SIG_SETMASK, [] [pid 556] <... futex resumed>) = 0 [pid 549] <... futex resumed>) = 1 [pid 556] ioctl(3, PPPIOCSFLAGS, 0 [pid 549] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 556] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 556] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 557] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 556] <... futex resumed>) = 1 [pid 549] <... futex resumed>) = 0 [pid 557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 556] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 549] exit_group(0 [pid 557] <... prctl resumed>) = 0 [pid 556] <... futex resumed>) = ? [pid 549] <... exit_group resumed>) = ? [pid 557] setpgid(0, 0 [pid 556] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 558 attached [pid 557] <... setpgid resumed>) = 0 [pid 558] set_robust_list(0x7ff80b98e9a0, 24 [pid 557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 558] <... set_robust_list resumed>) = 0 [pid 557] <... openat resumed>) = 3 [pid 549] +++ exited with 0 +++ [pid 558] rt_sigprocmask(SIG_SETMASK, [] [pid 557] write(3, "1000", 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 558] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 557] <... write resumed>) = 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 558] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 557] close(3 [pid 558] <... socket resumed>) = 3 [pid 557] <... close resumed>) = 0 [pid 558] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 557] write(1, "executing program\n", 18 [pid 558] <... futex resumed>) = 1 [pid 557] <... write resumed>) = 18 [pid 554] <... futex resumed>) = 0 [pid 558] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 557] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] <... socket resumed>) = 4 [pid 557] <... futex resumed>) = 0 [pid 554] <... futex resumed>) = 0 [pid 558] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 557] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 554] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 560 attached [pid 558] <... futex resumed>) = 0 [pid 557] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 560] set_robust_list(0x7ff80b98e9a0, 24 [pid 559] <... set_robust_list resumed>) = 0 [pid 558] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 557] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 554] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 560] <... set_robust_list resumed>) = 0 [pid 558] <... connect resumed>) = -1 EEXIST (File exists) [pid 557] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 554] <... futex resumed>) = 0 [pid 560] rt_sigprocmask(SIG_SETMASK, [] [pid 559] rt_sigprocmask(SIG_SETMASK, [] [pid 558] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 554] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 560] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 559] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 558] <... futex resumed>) = 0 [pid 557] <... mmap resumed>) = 0x7ff80b96e000 [pid 554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 560] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 558] sendfile(-1, -1, [3 [pid 557] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 554] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 560] <... socket resumed>) = 3 [pid 559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 558] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 557] <... mprotect resumed>) = 0 [pid 554] <... futex resumed>) = 0 [pid 560] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 559] <... prctl resumed>) = 0 [pid 558] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 557] rt_sigprocmask(SIG_BLOCK, ~[] [pid 554] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 560] <... futex resumed>) = 1 [pid 558] <... futex resumed>) = 0 [pid 557] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 560] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 558] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 557] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 554] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 562 attached [pid 559] setpgid(0, 0 [pid 558] <... clone3 resumed>) = 563 [pid 554] <... futex resumed>) = 0 [pid 552] <... futex resumed>) = 0 [pid 558] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 557] <... clone3 resumed> => {parent_tid=[562]}, 88) = 562 [pid 554] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 558] <... futex resumed>) = 0 [pid 557] rt_sigprocmask(SIG_SETMASK, [] [pid 554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 558] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 557] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 554] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 557] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] <... futex resumed>) = 0 [pid 558] ioctl(3, PPPIOCSFLAGS, 0 [pid 557] <... futex resumed>) = 0 [pid 554] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 558] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 557] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 558] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 554] <... futex resumed>) = 0 [pid 559] <... setpgid resumed>) = 0 [pid 558] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 554] exit_group(0 [pid 552] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] set_robust_list(0x7ff80b98e9a0, 24 [pid 558] <... futex resumed>) = ? [pid 554] <... exit_group resumed>) = ? [pid 562] <... set_robust_list resumed>) = 0 [pid 560] <... futex resumed>) = 0 [pid 559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 558] +++ exited with 0 +++ [pid 554] +++ exited with 0 +++ [pid 552] <... futex resumed>) = 1 [pid 560] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 560] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 560] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 562] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 562] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 562] <... futex resumed>) = 1 [pid 559] <... openat resumed>) = 3 [pid 557] <... futex resumed>) = 0 [pid 552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 559] write(3, "1000", 4 [pid 557] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 559] <... write resumed>) = 4 [pid 557] <... futex resumed>) = 0 [pid 560] <... futex resumed>) = 0 [pid 552] <... futex resumed>) = 1 [pid 300] <... restart_syscall resumed>) = 0 [pid 562] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 560] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 559] close(3 [pid 557] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 562] <... socket resumed>) = 4 [pid 560] <... connect resumed>) = -1 EEXIST (File exists) [pid 559] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 562] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 560] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 559] write(1, "executing program\n", 18 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 562] <... futex resumed>) = 1 [pid 560] <... futex resumed>) = 1 [pid 559] <... write resumed>) = 18 [pid 557] <... futex resumed>) = 0 [pid 552] <... futex resumed>) = 0 [pid 562] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 560] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 557] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 559] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 557] <... futex resumed>) = 0 [pid 552] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 562] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 560] sendfile(-1, -1, [3 [pid 559] <... futex resumed>) = 0 [pid 557] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 564 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 562] <... connect resumed>) = -1 EEXIST (File exists) [pid 560] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 559] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 562] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 560] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 559] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 562] <... futex resumed>) = 1 [pid 560] <... futex resumed>) = 1 [pid 559] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 557] <... futex resumed>) = 0 [pid 552] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 562] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 560] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 557] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 559] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 557] <... futex resumed>) = 0 [pid 552] <... futex resumed>) = 0 [pid 562] sendfile(-1, -1, [3 [pid 560] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 557] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 565 ci2-android-5-10/strace-static-x86_64: Process 565 attached ci2-android-5-10/strace-static-x86_64: Process 564 attached [pid 562] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 560] <... clone3 resumed>) = 566 [pid 559] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 565] set_robust_list(0x5555656516a0, 24 [pid 562] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 560] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 559] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 562] <... futex resumed>) = 1 [pid 560] <... futex resumed>) = 1 [pid 557] <... futex resumed>) = 0 [pid 552] <... futex resumed>) = 0 [pid 562] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 560] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 557] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 557] <... futex resumed>) = 0 [pid 552] <... futex resumed>) = 0 [pid 565] <... set_robust_list resumed>) = 0 [pid 564] set_robust_list(0x5555656516a0, 24 [pid 562] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 560] ioctl(3, PPPIOCSFLAGS, 0 [pid 559] <... mprotect resumed>) = 0 [pid 557] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 565] rt_sigprocmask(SIG_SETMASK, [] [pid 564] <... set_robust_list resumed>) = 0 [pid 562] <... clone3 resumed>) = 567 [pid 560] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 562] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 560] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = 1 [pid 560] <... futex resumed>) = 1 [pid 557] <... futex resumed>) = 0 [pid 552] <... futex resumed>) = 0 [pid 565] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 564] rt_sigprocmask(SIG_SETMASK, [] [pid 562] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 560] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 559] rt_sigprocmask(SIG_BLOCK, ~[] [pid 557] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] exit_group(0 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 560] <... futex resumed>) = ? [pid 557] <... futex resumed>) = 0 [pid 552] <... exit_group resumed>) = ? [pid 562] ioctl(3, PPPIOCSFLAGS, 0 [pid 560] +++ exited with 0 +++ [pid 557] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] +++ exited with 0 +++ [pid 565] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 564] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 562] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 559] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 562] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 557] <... futex resumed>) = 0 [pid 562] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 557] exit_group(0 [pid 562] <... futex resumed>) = ? [pid 557] <... exit_group resumed>) = ? [pid 565] <... prctl resumed>) = 0 [pid 564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 562] +++ exited with 0 +++ [pid 559] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 557] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 565] setpgid(0, 0) = 0 [pid 565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 564] <... prctl resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 565] write(3, "1000", 4 [pid 564] setpgid(0, 0 [pid 559] <... clone3 resumed> => {parent_tid=[568]}, 88) = 568 [pid 565] <... write resumed>) = 4 [pid 565] close(3) = 0 executing program [pid 565] write(1, "executing program\n", 18) = 18 [pid 565] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 565] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 565] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 565] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 565] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 565] rt_sigprocmask(SIG_BLOCK, ~[] [pid 564] <... setpgid resumed>) = 0 [pid 559] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 565] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 559] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 565] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 564] <... openat resumed>) = 3 [pid 559] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] <... clone3 resumed> => {parent_tid=[569]}, 88) = 569 [pid 564] write(3, "1000", 4 [pid 559] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 568 attached [pid 565] rt_sigprocmask(SIG_SETMASK, [] [pid 564] <... write resumed>) = 4 [pid 559] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 565] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 564] close(3 [pid 565] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 565] <... futex resumed>) = 0 [pid 564] <... close resumed>) = 0 [pid 565] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 564] write(1, "executing program\n", 18 executing program [pid 568] rt_sigprocmask(SIG_SETMASK, [] [pid 564] <... write resumed>) = 18 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 570 [pid 568] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 564] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 564] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 564] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 568] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 568] <... socket resumed>) = 3 [pid 564] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 568] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 568] <... futex resumed>) = 1 [pid 564] <... mmap resumed>) = 0x7ff80b96e000 [pid 559] <... futex resumed>) = 0 [pid 568] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 564] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 559] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... socket resumed>) = 4 [pid 564] <... mprotect resumed>) = 0 [pid 559] <... futex resumed>) = 0 [pid 568] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 559] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 0 [pid 564] rt_sigprocmask(SIG_BLOCK, ~[] [pid 559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 564] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 559] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... connect resumed>) = -1 EEXIST (File exists) [pid 559] <... futex resumed>) = 0 [pid 568] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 559] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 0 [pid 559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] sendfile(-1, -1, [3 [pid 559] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 559] <... futex resumed>) = 0 [pid 568] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 559] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 0 [pid 559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 559] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 571 attached [pid 568] <... clone3 resumed>) = 572 [pid 559] <... futex resumed>) = 0 [pid 571] set_robust_list(0x7ff80b98e9a0, 24 [pid 568] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] <... clone3 resumed> => {parent_tid=[571]}, 88) = 571 [pid 559] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 0 [pid 559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] ioctl(3, PPPIOCSFLAGS, 0 [pid 559] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 559] <... futex resumed>) = 0 [pid 568] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 559] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... futex resumed>) = 0 [pid 559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 559] exit_group(0 [pid 568] <... futex resumed>) = ? [pid 559] <... exit_group resumed>) = ? [pid 571] <... set_robust_list resumed>) = 0 [pid 568] +++ exited with 0 +++ [pid 564] rt_sigprocmask(SIG_SETMASK, [] [pid 559] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 569 attached [pid 569] set_robust_list(0x7ff80b98e9a0, 24) = 0 ci2-android-5-10/strace-static-x86_64: Process 570 attached [pid 569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 569] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 571] rt_sigprocmask(SIG_SETMASK, [] [pid 569] <... socket resumed>) = 3 [pid 564] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 570] set_robust_list(0x5555656516a0, 24) = 0 [pid 571] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 570] rt_sigprocmask(SIG_SETMASK, [] [pid 564] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 564] <... futex resumed>) = 0 [pid 569] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] <... futex resumed>) = 0 [pid 565] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 565] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 569] <... futex resumed>) = 1 [pid 571] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 569] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 570] <... prctl resumed>) = 0 [pid 569] <... socket resumed>) = 4 [pid 570] setpgid(0, 0 [pid 569] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... setpgid resumed>) = 0 [pid 569] <... futex resumed>) = 1 [pid 565] <... futex resumed>) = 0 [pid 571] <... socket resumed>) = 3 [pid 570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 569] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 565] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... openat resumed>) = 3 [pid 569] <... connect resumed>) = 0 [pid 565] <... futex resumed>) = 0 [pid 570] write(3, "1000", 4 [pid 569] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... write resumed>) = 4 [pid 569] <... futex resumed>) = 0 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 571] <... futex resumed>) = 1 [pid 570] close(3 [pid 569] sendfile(-1, -1, [3 [pid 565] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] <... futex resumed>) = 0 [pid 570] <... close resumed>) = 0 [pid 569] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 565] <... futex resumed>) = 0 [pid 571] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 570] write(1, "executing program\n", 18 [pid 569] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 564] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... write resumed>) = 18 [pid 569] <... futex resumed>) = 0 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 571] <... socket resumed>) = 4 executing program [pid 570] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 565] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] <... futex resumed>) = 0 [pid 571] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... futex resumed>) = 0 [pid 569] <... clone3 resumed>) = 573 [pid 565] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 570] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 569] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 569] <... futex resumed>) = 0 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 570] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 569] ioctl(3, PPPIOCSFLAGS, 0 [pid 565] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] <... futex resumed>) = 0 [pid 570] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 569] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 565] <... futex resumed>) = 0 [pid 564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 569] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 570] <... mmap resumed>) = 0x7ff80b96e000 [pid 569] <... futex resumed>) = 0 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 564] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 571] <... connect resumed>) = -1 EEXIST (File exists) [pid 570] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 569] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 565] exit_group(0 [pid 571] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... mprotect resumed>) = 0 [pid 569] <... futex resumed>) = ? [pid 565] <... exit_group resumed>) = ? [pid 564] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 571] <... futex resumed>) = 0 [pid 570] rt_sigprocmask(SIG_BLOCK, ~[] [pid 569] +++ exited with 0 +++ [pid 565] +++ exited with 0 +++ [pid 564] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 571] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 570] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[574]}, 88) = 574 [pid 570] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 564] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 570] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 570] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 575 attached [pid 575] set_robust_list(0x5555656516a0, 24 [pid 571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 564] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 576 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 575 [pid 571] sendfile(-1, -1, [3 [pid 564] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 571] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 571] <... futex resumed>) = 1 [pid 564] <... futex resumed>) = 0 [pid 571] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 564] <... futex resumed>) = 0 [pid 575] <... set_robust_list resumed>) = 0 [pid 571] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 564] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 575] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 575] setpgid(0, 0) = 0 [pid 575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 571] <... clone3 resumed>) = 577 [pid 575] <... openat resumed>) = 3 [pid 571] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] write(3, "1000", 4 [pid 571] <... futex resumed>) = 1 [pid 564] <... futex resumed>) = 0 [pid 571] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 564] <... futex resumed>) = 0 [pid 571] ioctl(3, PPPIOCSFLAGS, 0 [pid 564] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 575] <... write resumed>) = 4 [pid 571] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] close(3 [pid 571] <... futex resumed>) = 1 [pid 564] <... futex resumed>) = 0 [pid 571] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 575] <... close resumed>) = 0 [pid 575] write(1, "executing program\n", 18 executing program [pid 564] exit_group(0 [pid 575] <... write resumed>) = 18 [pid 564] <... exit_group resumed>) = ? [pid 571] <... futex resumed>) = ? [pid 300] <... restart_syscall resumed>) = 0 [pid 575] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 575] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 575] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 575] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 571] +++ exited with 0 +++ [pid 564] +++ exited with 0 +++ [pid 575] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 575] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 575] <... clone3 resumed> => {parent_tid=[578]}, 88) = 578 [pid 575] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 575] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 579 [pid 575] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 576 attached [pid 575] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 576] set_robust_list(0x5555656516a0, 24ci2-android-5-10/strace-static-x86_64: Process 579 attached ) = 0 [pid 579] set_robust_list(0x5555656516a0, 24 [pid 576] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 579] <... set_robust_list resumed>) = 0 [pid 576] <... prctl resumed>) = 0 [pid 576] setpgid(0, 0) = 0 [pid 576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 579] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 576] <... openat resumed>) = 3 [pid 576] write(3, "1000", 4 [pid 579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 576] <... write resumed>) = 4 [pid 576] close(3) = 0 [pid 576] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 574 attached ) = 18 executing program [pid 576] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 574] set_robust_list(0x7ff80b98e9a0, 24 [pid 579] <... prctl resumed>) = 0 [pid 576] <... futex resumed>) = 0 [pid 574] <... set_robust_list resumed>) = 0 [pid 576] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 574] rt_sigprocmask(SIG_SETMASK, [] [pid 576] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 574] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 576] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 574] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 576] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 574] <... socket resumed>) = 3 [pid 579] setpgid(0, 0 [pid 576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 574] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 576] <... mmap resumed>) = 0x7ff80b96e000 [pid 574] <... futex resumed>) = 1 [pid 570] <... futex resumed>) = 0 [pid 576] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 579] <... setpgid resumed>) = 0 [pid 574] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 570] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 576] <... mprotect resumed>) = 0 [pid 574] <... socket resumed>) = 4 [pid 570] <... futex resumed>) = 0 [pid 576] rt_sigprocmask(SIG_BLOCK, ~[] [pid 574] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 576] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 574] <... futex resumed>) = 0 [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 576] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 574] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 570] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 578 attached [pid 574] <... connect resumed>) = -1 EEXIST (File exists) [pid 570] <... futex resumed>) = 0 [pid 578] set_robust_list(0x7ff80b98e9a0, 24 [pid 576] <... clone3 resumed> => {parent_tid=[580]}, 88) = 580 [pid 574] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 580 attached [pid 579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 578] <... set_robust_list resumed>) = 0 [pid 576] rt_sigprocmask(SIG_SETMASK, [] [pid 574] <... futex resumed>) = 0 [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 578] rt_sigprocmask(SIG_SETMASK, [] [pid 576] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 574] sendfile(-1, -1, [3 [pid 570] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] <... openat resumed>) = 3 [pid 578] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 576] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 574] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 580] set_robust_list(0x7ff80b98e9a0, 24 [pid 570] <... futex resumed>) = 0 [pid 578] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 576] <... futex resumed>) = 0 [pid 574] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 578] <... socket resumed>) = 3 [pid 576] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 574] <... futex resumed>) = 0 [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... restart_syscall resumed>) = 0 [pid 579] write(3, "1000", 4 [pid 578] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 574] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 570] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] <... set_robust_list resumed>) = 0 [pid 579] <... write resumed>) = 4 [pid 578] <... futex resumed>) = 1 [pid 575] <... futex resumed>) = 0 [pid 574] <... clone3 resumed>) = 581 [pid 570] <... futex resumed>) = 0 [pid 578] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 575] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 574] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 578] <... socket resumed>) = 4 [pid 575] <... futex resumed>) = 0 [pid 574] <... futex resumed>) = 0 [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 578] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 574] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 578] <... futex resumed>) = 0 [pid 575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 570] <... futex resumed>) = 0 [pid 580] rt_sigprocmask(SIG_SETMASK, [] [pid 579] close(3 [pid 578] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 575] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 574] ioctl(3, PPPIOCSFLAGS, 0 [pid 570] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 578] <... connect resumed>) = -1 EEXIST (File exists) [pid 575] <... futex resumed>) = 0 [pid 574] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 578] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 574] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 578] <... futex resumed>) = 0 [pid 575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 574] <... futex resumed>) = 1 [pid 570] <... futex resumed>) = 0 [pid 580] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 579] <... close resumed>) = 0 [pid 578] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 575] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 574] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 579] write(1, "executing program\n", 18 [pid 578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 575] <... futex resumed>) = 0 [pid 574] <... futex resumed>) = ? [pid 570] <... exit_group resumed>) = ? executing program [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 580] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 579] <... write resumed>) = 18 [pid 578] sendfile(-1, -1, [3 [pid 575] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 574] +++ exited with 0 +++ [pid 570] +++ exited with 0 +++ [pid 579] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 578] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 578] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 582 [pid 579] <... futex resumed>) = 0 [pid 578] <... futex resumed>) = 1 [pid 575] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 579] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 578] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 575] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 575] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 579] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 578] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 575] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 580] <... socket resumed>) = 3 [pid 579] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 578] <... clone3 resumed>) = 583 [pid 578] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 575] <... futex resumed>) = 0 [pid 578] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 575] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 575] <... futex resumed>) = 0 [pid 578] ioctl(3, PPPIOCSFLAGS, 0 [pid 575] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 578] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 578] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 575] <... futex resumed>) = 0 [pid 580] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 578] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 575] exit_group(0 [pid 578] <... futex resumed>) = ? [pid 575] <... exit_group resumed>) = ? [pid 580] <... futex resumed>) = 1 [pid 579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 578] +++ exited with 0 +++ [pid 576] <... futex resumed>) = 0 [pid 575] +++ exited with 0 +++ [pid 576] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 576] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 582 attached [pid 582] set_robust_list(0x5555656516a0, 24 [pid 580] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 579] <... mmap resumed>) = 0x7ff80b96e000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 582] <... set_robust_list resumed>) = 0 [pid 582] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 580] <... socket resumed>) = 4 [pid 579] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 580] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] <... mprotect resumed>) = 0 [pid 582] <... prctl resumed>) = 0 [pid 582] setpgid(0, 0) = 0 [pid 582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 582] write(3, "1000", 4) = 4 [pid 582] close(3) = 0 [pid 582] write(1, "executing program\n", 18) = 18 [pid 582] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] rt_sigprocmask(SIG_BLOCK, ~[] [pid 580] <... futex resumed>) = 1 [pid 579] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 576] <... futex resumed>) = 0 [pid 580] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 579] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 576] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] <... futex resumed>) = 0 [pid 580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 576] <... futex resumed>) = 0 [pid 582] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 580] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 576] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 582] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 580] <... connect resumed>) = -1 EEXIST (File exists) [pid 579] <... clone3 resumed> => {parent_tid=[584]}, 88) = 584 [pid 580] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] rt_sigprocmask(SIG_SETMASK, [] [pid 582] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 580] <... futex resumed>) = 1 [pid 579] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 576] <... futex resumed>) = 0 [pid 582] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 580] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 579] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 576] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 579] <... futex resumed>) = 0 [pid 576] <... futex resumed>) = 0 [pid 582] <... mmap resumed>) = 0x7ff80b96e000 [pid 580] sendfile(-1, -1, [3 [pid 579] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 576] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 582] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 580] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 582] <... mprotect resumed>) = 0 [pid 580] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] rt_sigprocmask(SIG_BLOCK, ~[] [pid 580] <... futex resumed>) = 1 [pid 576] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 582] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 580] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 576] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 576] <... futex resumed>) = 0 [pid 576] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 582] <... clone3 resumed> => {parent_tid=[585]}, 88) = 585 [pid 580] <... clone3 resumed>) = 586 [pid 582] rt_sigprocmask(SIG_SETMASK, [] [pid 580] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 582] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 580] <... futex resumed>) = 1 [pid 576] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 582] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 576] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 582] <... futex resumed>) = 0 [pid 580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 576] <... futex resumed>) = 0 [pid 582] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 576] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 584 attached [pid 580] ioctl(3, PPPIOCSFLAGS, 0 [pid 584] set_robust_list(0x7ff80b98e9a0, 24 [pid 580] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 587 [pid 580] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 584] <... set_robust_list resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 580] <... futex resumed>) = 1 [pid 576] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 580] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 576] exit_group(0 [pid 298] <... restart_syscall resumed>) = 0 [pid 580] <... futex resumed>) = ? [pid 576] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 587 attached [pid 580] +++ exited with 0 +++ [pid 576] +++ exited with 0 +++ [pid 584] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 584] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 584] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 584] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 585 attached [pid 585] set_robust_list(0x7ff80b98e9a0, 24 [pid 587] set_robust_list(0x5555656516a0, 24 [pid 579] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 579] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 579] <... futex resumed>) = 1 [pid 584] <... futex resumed>) = 0 [pid 584] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 584] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 588 [pid 579] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 585] <... set_robust_list resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 579] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 579] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 584] <... futex resumed>) = 1 [pid 579] <... futex resumed>) = 0 [pid 585] rt_sigprocmask(SIG_SETMASK, [] [pid 579] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 584] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 585] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 585] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 584] <... connect resumed>) = -1 EEXIST (File exists) [pid 584] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... set_robust_list resumed>) = 0 [pid 584] <... futex resumed>) = 1 [pid 579] <... futex resumed>) = 0 [pid 585] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 579] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 587] rt_sigprocmask(SIG_SETMASK, [] [pid 585] <... futex resumed>) = 1 [pid 584] sendfile(-1, -1, [3 [pid 582] <... futex resumed>) = 0 [pid 585] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 584] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 582] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 585] <... socket resumed>) = 4 [pid 584] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] <... futex resumed>) = 0 [pid 585] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 584] <... futex resumed>) = 1 [pid 582] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 579] <... futex resumed>) = 0 [pid 585] <... futex resumed>) = 0 [pid 584] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 579] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 585] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 582] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] <... futex resumed>) = 0 [pid 585] <... connect resumed>) = -1 EEXIST (File exists) [pid 584] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 582] <... futex resumed>) = 0 [pid 579] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 587] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 585] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 584] <... clone3 resumed>) = 589 [pid 582] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 585] <... futex resumed>) = 0 [pid 584] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 585] sendfile(-1, -1, [3 [pid 584] <... futex resumed>) = 0 [pid 582] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 585] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 584] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 582] <... futex resumed>) = 0 [pid 585] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 582] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 579] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 585] <... futex resumed>) = 0 [pid 584] ioctl(3, PPPIOCSFLAGS, 0 [pid 582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 579] <... futex resumed>) = 0 [pid 585] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 584] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 582] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 587] <... prctl resumed>) = 0 [pid 585] <... clone3 resumed>) = 590 [pid 584] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] <... futex resumed>) = 0 [pid 585] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 584] <... futex resumed>) = 0 [pid 582] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 585] <... futex resumed>) = 0 [pid 584] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 585] ioctl(3, PPPIOCSFLAGS, 0 [pid 582] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] setpgid(0, 0 [pid 585] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 582] <... futex resumed>) = 0 [pid 579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 585] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 585] <... futex resumed>) = 0 [pid 582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 585] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 582] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 588 attached [pid 587] <... setpgid resumed>) = 0 [pid 585] <... futex resumed>) = ? [pid 582] <... exit_group resumed>) = ? [pid 579] exit_group(0 [pid 588] set_robust_list(0x5555656516a0, 24 [pid 587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 585] +++ exited with 0 +++ [pid 582] +++ exited with 0 +++ [pid 588] <... set_robust_list resumed>) = 0 [pid 588] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 584] <... futex resumed>) = ? [pid 579] <... exit_group resumed>) = ? [pid 588] <... prctl resumed>) = 0 [pid 587] <... openat resumed>) = 3 [pid 584] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 588] setpgid(0, 0) = 0 [pid 588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 579] +++ exited with 0 +++ [pid 587] write(3, "1000", 4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 587] <... write resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 587] close(3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 588] write(3, "1000", 4 [pid 587] <... close resumed>) = 0 [pid 588] <... write resumed>) = 4 [pid 588] close(3) = 0 [pid 588] write(1, "executing program\n", 18) = 18 executing program [pid 588] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 588] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 587] write(1, "executing program\n", 18 [pid 588] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 588] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 executing program [pid 588] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 587] <... write resumed>) = 18 [pid 588] <... mprotect resumed>) = 0 [pid 588] rt_sigprocmask(SIG_BLOCK, ~[] [pid 587] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 588] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 588] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 587] <... futex resumed>) = 0 [pid 587] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 587] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 587] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 587] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 588] <... clone3 resumed> => {parent_tid=[591]}, 88) = 591 [pid 588] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 587] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 592 [pid 587] <... mmap resumed>) = 0x7ff80b96e000 [pid 588] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 587] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 588] <... futex resumed>) = 0 [pid 587] <... mprotect resumed>) = 0 [pid 587] rt_sigprocmask(SIG_BLOCK, ~[] [pid 588] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 587] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 587] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 592 attached [pid 592] set_robust_list(0x5555656516a0, 24) = 0 [pid 587] <... clone3 resumed> => {parent_tid=[593]}, 88) = 593 ci2-android-5-10/strace-static-x86_64: Process 591 attached [pid 587] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... restart_syscall resumed>) = 0 [pid 592] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 592] setpgid(0, 0) = 0 [pid 592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 587] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 592] write(3, "1000", 4) = 4 [pid 592] close(3) = 0 [pid 592] write(1, "executing program\n", 18 [pid 591] set_robust_list(0x7ff80b98e9a0, 24 [pid 587] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] <... write resumed>) = 18 [pid 592] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 592] <... futex resumed>) = 0 executing program [pid 587] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 592] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 592] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 592] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 592] <... mprotect resumed>) = 0 [pid 592] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 592] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[594]}, 88) = 594 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 592] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 592] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 592] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 593 attached [pid 593] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 593] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 593] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 593] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 587] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 595 [pid 587] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 596 [pid 587] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 587] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 593] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 593] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 587] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 587] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 593] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 587] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 596 attached [pid 591] <... set_robust_list resumed>) = 0 [pid 593] <... connect resumed>) = -1 EEXIST (File exists) [pid 593] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] set_robust_list(0x5555656516a0, 24 [pid 593] <... futex resumed>) = 0 [pid 591] rt_sigprocmask(SIG_SETMASK, [] [pid 587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 593] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 594 attached [pid 594] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 594] rt_sigprocmask(SIG_SETMASK, [] [pid 596] <... set_robust_list resumed>) = 0 [pid 591] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 587] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 594] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 591] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 587] <... futex resumed>) = 1 [pid 593] <... futex resumed>) = 0 [pid 593] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 593] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 593] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 594] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] <... futex resumed>) = 0 [pid 592] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 592] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... futex resumed>) = 1 [pid 591] <... socket resumed>) = 3 [pid 587] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 594] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] <... futex resumed>) = 0 [pid 592] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 592] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] rt_sigprocmask(SIG_SETMASK, [] [pid 591] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 593] <... futex resumed>) = 0 [pid 587] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 593] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 596] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 591] <... futex resumed>) = 1 [pid 588] <... futex resumed>) = 0 [pid 588] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 588] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 593] <... clone3 resumed>) = 597 [pid 591] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 593] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] <... socket resumed>) = 4 [pid 587] <... futex resumed>) = 0 [pid 587] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 587] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 593] <... futex resumed>) = 1 [pid 593] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 593] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = 0 [pid 587] exit_group(0) = ? [pid 596] <... prctl resumed>) = 0 [pid 591] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = ? [pid 596] setpgid(0, 0 [pid 591] <... futex resumed>) = 1 [pid 588] <... futex resumed>) = 0 [pid 596] <... setpgid resumed>) = 0 [pid 593] +++ exited with 0 +++ [pid 591] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 588] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] +++ exited with 0 +++ [pid 588] <... futex resumed>) = 0 [pid 588] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... futex resumed>) = 1 [pid 594] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 594] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] <... futex resumed>) = 0 [pid 592] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 592] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 591] <... connect resumed>) = -1 EEXIST (File exists) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 591] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 594] <... futex resumed>) = 1 [pid 591] <... futex resumed>) = 1 [pid 588] <... futex resumed>) = 0 [pid 594] sendfile(-1, -1, [3 [pid 588] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 588] <... futex resumed>) = 0 [pid 594] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 588] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 594] <... futex resumed>) = 1 [pid 592] <... futex resumed>) = 0 [pid 594] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 592] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 595 attached [pid 596] <... openat resumed>) = 3 [pid 594] <... clone3 resumed>) = 598 [pid 592] <... futex resumed>) = 0 [pid 591] sendfile(-1, -1, [3 [pid 596] write(3, "1000", 4 [pid 595] set_robust_list(0x5555656516a0, 24 [pid 594] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 595] <... set_robust_list resumed>) = 0 [pid 594] <... futex resumed>) = 0 [pid 592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 595] rt_sigprocmask(SIG_SETMASK, [] [pid 594] ioctl(3, PPPIOCSFLAGS, 0 [pid 592] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... write resumed>) = 4 [pid 595] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 594] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 592] <... futex resumed>) = 0 [pid 591] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 596] close(3 [pid 595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 594] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 595] <... prctl resumed>) = 0 [pid 594] <... futex resumed>) = 0 [pid 592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 595] setpgid(0, 0 [pid 594] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 592] exit_group(0 [pid 596] <... close resumed>) = 0 [pid 595] <... setpgid resumed>) = 0 [pid 594] <... futex resumed>) = ? [pid 592] <... exit_group resumed>) = ? [pid 591] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] write(1, "executing program\n", 18 [pid 595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 594] +++ exited with 0 +++ [pid 592] +++ exited with 0 +++ [pid 595] <... openat resumed>) = 3 [pid 591] <... futex resumed>) = 1 executing program [pid 588] <... futex resumed>) = 0 [pid 596] <... write resumed>) = 18 [pid 595] write(3, "1000", 4 [pid 591] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 588] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] <... write resumed>) = 4 [pid 591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 588] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 596] <... futex resumed>) = 0 [pid 595] close(3 [pid 591] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 588] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 595] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 595] write(1, "executing program\n", 18) = 18 [pid 595] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 595] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 595] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 595] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 595] rt_sigprocmask(SIG_BLOCK, ~[] [pid 591] <... clone3 resumed>) = 599 [pid 302] <... restart_syscall resumed>) = 0 executing program [pid 596] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 595] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 591] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 595] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 591] <... futex resumed>) = 1 [pid 588] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 588] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 596] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 595] <... clone3 resumed> => {parent_tid=[600]}, 88) = 600 [pid 591] ioctl(3, PPPIOCSFLAGS, 0 [pid 588] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 596] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 595] rt_sigprocmask(SIG_SETMASK, [] [pid 591] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 588] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 595] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 595] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 595] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 601 attached [pid 601] set_robust_list(0x5555656516a0, 24) = 0 [pid 601] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 601] setpgid(0, 0) = 0 [pid 601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 601] write(3, "1000", 4) = 4 ci2-android-5-10/strace-static-x86_64: Process 600 attached [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 601 [pid 596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 591] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... mmap resumed>) = 0x7ff80b96e000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 596] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 591] <... futex resumed>) = 1 [pid 588] <... futex resumed>) = 0 [pid 596] <... mprotect resumed>) = 0 [pid 591] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 588] exit_group(0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 596] rt_sigprocmask(SIG_BLOCK, ~[] [pid 591] <... futex resumed>) = ? [pid 588] <... exit_group resumed>) = ? [pid 596] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 591] +++ exited with 0 +++ [pid 588] +++ exited with 0 +++ [pid 596] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 600] set_robust_list(0x7ff80b98e9a0, 24 [pid 601] close(3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 596] <... clone3 resumed> => {parent_tid=[602]}, 88) = 602 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 596] rt_sigprocmask(SIG_SETMASK, [] [pid 601] <... close resumed>) = 0 [pid 596] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 600] <... set_robust_list resumed>) = 0 [pid 596] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] write(1, "executing program\n", 18 [pid 596] <... futex resumed>) = 0 [pid 600] rt_sigprocmask(SIG_SETMASK, [] [pid 596] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... write resumed>) = 18 [pid 299] <... restart_syscall resumed>) = 0 executing program [pid 298] <... restart_syscall resumed>) = 0 [pid 600] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 601] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 600] <... socket resumed>) = 3 [pid 601] <... futex resumed>) = 0 [pid 600] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 595] <... futex resumed>) = 0 [pid 595] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 595] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 603 [pid 601] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 604 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 600] <... futex resumed>) = 1 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 601] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 600] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 601] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 600] <... socket resumed>) = 4 ci2-android-5-10/strace-static-x86_64: Process 604 attached [pid 601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 600] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] <... mmap resumed>) = 0x7ff80b96e000 [pid 600] <... futex resumed>) = 1 [pid 595] <... futex resumed>) = 0 [pid 601] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 600] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 595] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 602 attached [pid 604] set_robust_list(0x5555656516a0, 24 [pid 601] <... mprotect resumed>) = 0 [pid 600] <... connect resumed>) = -1 EEXIST (File exists) [pid 595] <... futex resumed>) = 0 [pid 601] rt_sigprocmask(SIG_BLOCK, ~[] [pid 600] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 600] <... futex resumed>) = 0 [pid 595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 601] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 600] sendfile(-1, -1, [3 [pid 595] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 595] <... futex resumed>) = 0 [pid 604] <... set_robust_list resumed>) = 0 [pid 601] <... clone3 resumed> => {parent_tid=[605]}, 88) = 605 [pid 600] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] rt_sigprocmask(SIG_SETMASK, [] [pid 600] <... futex resumed>) = 0 [pid 595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 601] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 600] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 595] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] rt_sigprocmask(SIG_SETMASK, [] [pid 602] set_robust_list(0x7ff80b98e9a0, 24 [pid 601] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... clone3 resumed>) = 606 [pid 595] <... futex resumed>) = 0 [pid 604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 602] <... set_robust_list resumed>) = 0 [pid 601] <... futex resumed>) = 0 [pid 600] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 600] <... futex resumed>) = 0 [pid 595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 600] ioctl(3, PPPIOCSFLAGS, 0 [pid 595] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 595] <... futex resumed>) = 0 [pid 600] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 600] <... futex resumed>) = 0 [pid 595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 600] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 595] exit_group(0 [pid 600] <... futex resumed>) = ? [pid 595] <... exit_group resumed>) = ? [pid 604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 602] rt_sigprocmask(SIG_SETMASK, [] [pid 600] +++ exited with 0 +++ [pid 595] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 603 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 603] set_robust_list(0x5555656516a0, 24 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 603] <... set_robust_list resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 603] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 603] setpgid(0, 0) = 0 [pid 603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 603] write(3, "1000", 4) = 4 [pid 603] close(3) = 0 [pid 603] write(1, "executing program\n", 18) = 18 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 607 executing program [pid 603] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 603] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 603] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1]ci2-android-5-10/strace-static-x86_64: Process 605 attached [pid 604] <... prctl resumed>) = 0 [pid 603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 602] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 605] set_robust_list(0x7ff80b98e9a0, 24 [pid 604] setpgid(0, 0 [pid 603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 602] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 605] <... set_robust_list resumed>) = 0 [pid 603] <... mmap resumed>) = 0x7ff80b96e000 [pid 605] rt_sigprocmask(SIG_SETMASK, [] [pid 603] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 603] <... mprotect resumed>) = 0 [pid 605] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 604] <... setpgid resumed>) = 0 [pid 603] rt_sigprocmask(SIG_BLOCK, ~[] [pid 602] <... socket resumed>) = 3 [pid 605] <... socket resumed>) = 3 [pid 603] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 605] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 603] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 605] <... futex resumed>) = 1 [pid 601] <... futex resumed>) = 0 [pid 605] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 604] <... openat resumed>) = 3 [pid 603] <... clone3 resumed> => {parent_tid=[608]}, 88) = 608 [pid 601] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 605] <... socket resumed>) = 4 [pid 604] write(3, "1000", 4 [pid 603] rt_sigprocmask(SIG_SETMASK, [] [pid 602] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] <... futex resumed>) = 0 [pid 605] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 601] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 605] <... futex resumed>) = 0 [pid 603] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 605] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 603] <... futex resumed>) = 0 [pid 601] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 607 attached [pid 605] <... connect resumed>) = -1 EEXIST (File exists) [pid 604] <... write resumed>) = 4 [pid 603] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 602] <... futex resumed>) = 1 [pid 601] <... futex resumed>) = 0 [pid 596] <... futex resumed>) = 0 [pid 607] set_robust_list(0x5555656516a0, 24 [pid 605] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 596] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 605] <... futex resumed>) = 0 [pid 604] close(3 [pid 602] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] <... futex resumed>) = 0 [pid 605] sendfile(-1, -1, [3 [pid 601] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 605] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 604] <... close resumed>) = 0 [pid 602] <... socket resumed>) = 4 [pid 601] <... futex resumed>) = 0 [pid 596] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 605] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] write(1, "executing program\n", 18 [pid 602] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 601] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 605] <... futex resumed>) = 0 [pid 604] <... write resumed>) = 18 [pid 602] <... futex resumed>) = 0 [pid 601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 605] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] <... set_robust_list resumed>) = 0 [pid 602] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 596] <... futex resumed>) = 0 [pid 605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] <... futex resumed>) = 0 [pid 602] <... connect resumed>) = -1 EEXIST (File exists) [pid 601] <... futex resumed>) = 0 [pid 596] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 607] rt_sigprocmask(SIG_SETMASK, [] [pid 605] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 604] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 602] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 608 attached [pid 607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 605] <... clone3 resumed>) = 609 [pid 604] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 602] <... futex resumed>) = 0 [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 608] set_robust_list(0x7ff80b98e9a0, 24 [pid 605] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 602] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] <... set_robust_list resumed>) = 0 [pid 607] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 605] <... futex resumed>) = 1 [pid 604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 601] <... futex resumed>) = 0 [pid 596] <... futex resumed>) = 0 [pid 608] rt_sigprocmask(SIG_SETMASK, [] [pid 607] <... prctl resumed>) = 0 [pid 605] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 602] sendfile(-1, -1, [3 [pid 601] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 608] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 607] setpgid(0, 0 [pid 605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] <... mmap resumed>) = 0x7ff80b96e000 [pid 602] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 601] <... futex resumed>) = 0 [pid 608] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 607] <... setpgid resumed>) = 0 [pid 605] ioctl(3, PPPIOCSFLAGS, 0 [pid 604] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 602] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 608] <... socket resumed>) = 3 [pid 607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 605] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 604] <... mprotect resumed>) = 0 [pid 602] <... futex resumed>) = 1 [pid 596] <... futex resumed>) = 0 [pid 608] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 605] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] <... futex resumed>) = 1 [pid 605] <... futex resumed>) = 1 [pid 604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 603] <... futex resumed>) = 0 [pid 602] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 601] <... futex resumed>) = 0 [pid 596] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 607] <... openat resumed>) = 3 [pid 605] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 603] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] exit_group(0 [pid 608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 605] <... futex resumed>) = ? [pid 603] <... futex resumed>) = 0 [pid 601] <... exit_group resumed>) = ? [pid 608] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 607] write(3, "1000", 4 [pid 605] +++ exited with 0 +++ [pid 604] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 603] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 602] <... clone3 resumed>) = 610 [pid 601] +++ exited with 0 +++ [pid 596] <... futex resumed>) = 0 [pid 608] <... socket resumed>) = 4 [pid 608] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=601, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 608] <... futex resumed>) = 1 [pid 607] <... write resumed>) = 4 [pid 604] <... clone3 resumed> => {parent_tid=[611]}, 88) = 611 [pid 603] <... futex resumed>) = 0 [pid 602] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 608] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 607] close(3 [pid 604] rt_sigprocmask(SIG_SETMASK, [] [pid 603] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 602] <... futex resumed>) = 0 [pid 596] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 607] <... close resumed>) = 0 [pid 604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 603] <... futex resumed>) = 0 [pid 602] ioctl(3, PPPIOCSFLAGS, 0 [pid 596] <... futex resumed>) = 0 [pid 608] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 607] write(1, "executing program\n", 18 [pid 604] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 603] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 602] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 596] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 608] <... connect resumed>) = -1 EEXIST (File exists) [pid 607] <... write resumed>) = 18 [pid 604] <... futex resumed>) = 0 [pid 602] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 608] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 602] <... futex resumed>) = 0 [pid 596] exit_group(0 [pid 608] <... futex resumed>) = 1 [pid 607] <... futex resumed>) = 0 [pid 603] <... futex resumed>) = 0 [pid 596] <... exit_group resumed>) = ? [pid 602] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 608] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 607] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 603] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 603] <... futex resumed>) = 0 [pid 608] sendfile(-1, -1, [3 [pid 603] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 608] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 608] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 603] <... futex resumed>) = 0 [pid 608] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 603] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 607] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 603] <... futex resumed>) = 0 [pid 602] +++ exited with 0 +++ [pid 596] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 608] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 607] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 603] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 608] <... clone3 resumed>) = 612 [pid 608] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 603] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 608] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 607] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 603] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 611 attached [pid 608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 607] <... mmap resumed>) = 0x7ff80b96e000 [pid 603] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 611] set_robust_list(0x7ff80b98e9a0, 24 [pid 608] ioctl(3, PPPIOCSFLAGS, 0 [pid 603] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 611] <... set_robust_list resumed>) = 0 [pid 608] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 611] rt_sigprocmask(SIG_SETMASK, [] [pid 608] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 611] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 608] <... futex resumed>) = 1 [pid 603] <... futex resumed>) = 0 [pid 611] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 608] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 607] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 603] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 611] <... socket resumed>) = 3 [pid 608] <... futex resumed>) = ? [pid 607] <... mprotect resumed>) = 0 [pid 603] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 613 attached [pid 611] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] +++ exited with 0 +++ [pid 607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 603] +++ exited with 0 +++ [pid 607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 613 [pid 607] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 607] <... clone3 resumed> => {parent_tid=[614]}, 88) = 614 [pid 607] rt_sigprocmask(SIG_SETMASK, [] [pid 611] <... futex resumed>) = 1 [pid 607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 604] <... futex resumed>) = 0 [pid 611] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 607] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 611] <... socket resumed>) = 4 [pid 607] <... futex resumed>) = 0 [pid 604] <... futex resumed>) = 0 [pid 613] set_robust_list(0x5555656516a0, 24 [pid 611] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 604] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 611] <... futex resumed>) = 0 [pid 604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... restart_syscall resumed>) = 0 [pid 613] <... set_robust_list resumed>) = 0 [pid 611] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 604] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 611] <... connect resumed>) = -1 EEXIST (File exists) [pid 604] <... futex resumed>) = 0 [pid 611] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 611] <... futex resumed>) = 0 [pid 604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 611] sendfile(-1, -1, [3 [pid 604] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 613] rt_sigprocmask(SIG_SETMASK, [] [pid 611] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 604] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 611] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 611] <... futex resumed>) = 0 [pid 604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 611] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] <... futex resumed>) = 0 [pid 611] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 604] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 615 attached [pid 613] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 611] <... clone3 resumed>) = 616 [pid 611] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 615 [pid 613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 611] <... futex resumed>) = 1 [pid 604] <... futex resumed>) = 0 [pid 611] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 611] ioctl(3, PPPIOCSFLAGS, 0 [pid 604] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 611] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 611] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 604] <... futex resumed>) = 0 [pid 615] set_robust_list(0x5555656516a0, 24 [pid 613] <... prctl resumed>) = 0 [pid 611] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] exit_group(0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 611] <... futex resumed>) = ? [pid 604] <... exit_group resumed>) = ? [pid 615] <... set_robust_list resumed>) = 0 [pid 613] setpgid(0, 0 [pid 611] +++ exited with 0 +++ [pid 604] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 614 attached [pid 614] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 614] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 614] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 613] <... setpgid resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 614] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] <... futex resumed>) = 0 [pid 607] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 607] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 615] rt_sigprocmask(SIG_SETMASK, [] [pid 613] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 614] <... futex resumed>) = 1 [pid 614] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 614] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] <... futex resumed>) = 0 [pid 607] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 607] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] <... futex resumed>) = 1 [pid 614] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 614] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] <... futex resumed>) = 0 [pid 607] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 607] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] <... futex resumed>) = 1 [pid 614] sendfile(-1, -1, [3 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 617 [pid 613] write(3, "1000", 4 [pid 614] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 614] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] <... futex resumed>) = 0 [pid 607] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 607] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] <... futex resumed>) = 1 [pid 614] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 615] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 614] <... clone3 resumed>) = 618 [pid 613] <... write resumed>) = 4 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 614] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] <... futex resumed>) = 0 [pid 607] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 607] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] <... futex resumed>) = 1 [pid 614] ioctl(3, PPPIOCSFLAGS, 0 [pid 615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 613] close(3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 614] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 614] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 607] <... futex resumed>) = 0 [pid 615] <... prctl resumed>) = 0 [pid 614] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 613] <... close resumed>) = 0 [pid 607] exit_group(0 [pid 614] <... futex resumed>) = ? [pid 607] <... exit_group resumed>) = ? [pid 615] setpgid(0, 0 [pid 614] +++ exited with 0 +++ [pid 613] write(1, "executing program\n", 18 [pid 607] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 617 attached [pid 617] set_robust_list(0x5555656516a0, 24) = 0 [pid 617] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 617] setpgid(0, 0) = 0 [pid 617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 613] <... write resumed>) = 18 executing program [pid 615] <... setpgid resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... restart_syscall resumed>) = 0 [pid 613] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 613] <... futex resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 617] <... openat resumed>) = 3 [pid 615] <... openat resumed>) = 3 [pid 613] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 613] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 615] write(3, "1000", 4 [pid 613] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 615] <... write resumed>) = 4 [pid 613] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 615] close(3 [pid 613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 617] write(3, "1000", 4) = 4 [pid 617] close(3 [pid 613] <... mmap resumed>) = 0x7ff80b96e000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 619 [pid 615] <... close resumed>) = 0 [pid 613] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 617] <... close resumed>) = 0 [pid 613] <... mprotect resumed>) = 0 [pid 615] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 613] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 615] <... write resumed>) = 18 [pid 613] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 613] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 615] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 617] write(1, "executing program\n", 18) = 18 [pid 617] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 617] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 617] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 617] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 617] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 617] rt_sigprocmask(SIG_BLOCK, ~[] [pid 615] <... futex resumed>) = 0 executing program [pid 613] <... clone3 resumed> => {parent_tid=[620]}, 88) = 620 [pid 617] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 613] rt_sigprocmask(SIG_SETMASK, [] [pid 615] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 613] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 617] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 615] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 613] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 615] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 613] <... futex resumed>) = 0 [pid 615] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 613] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 617] <... clone3 resumed> => {parent_tid=[621]}, 88) = 621 [pid 615] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 617] rt_sigprocmask(SIG_SETMASK, [] [pid 615] <... mprotect resumed>) = 0 [pid 617] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 617] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 615] rt_sigprocmask(SIG_BLOCK, ~[] [pid 617] <... futex resumed>) = 0 [pid 615] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 617] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 615] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 619 attached [pid 619] set_robust_list(0x5555656516a0, 24 [pid 615] <... clone3 resumed> => {parent_tid=[622]}, 88) = 622 [pid 615] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 615] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] <... set_robust_list resumed>) = 0 [pid 615] <... futex resumed>) = 0 [pid 619] rt_sigprocmask(SIG_SETMASK, [] [pid 615] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 619] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 621 attached [pid 619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 619] setpgid(0, 0) = 0 [pid 621] set_robust_list(0x7ff80b98e9a0, 24 [pid 619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 621] <... set_robust_list resumed>) = 0 [pid 619] <... openat resumed>) = 3 [pid 619] write(3, "1000", 4 [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 620 attached [pid 619] <... write resumed>) = 4 [pid 620] set_robust_list(0x7ff80b98e9a0, 24 [pid 619] close(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 620] <... set_robust_list resumed>) = 0 [pid 619] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 620] rt_sigprocmask(SIG_SETMASK, [] [pid 619] write(1, "executing program\n", 18 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 620] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 619] <... write resumed>) = 18 [pid 620] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 619] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... socket resumed>) = 3 [pid 619] <... futex resumed>) = 0 [pid 620] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} executing program [pid 620] <... futex resumed>) = 1 [pid 619] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 613] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 623 [pid 620] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 619] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 613] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... socket resumed>) = 4 [pid 619] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 613] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 623 attached [pid 621] rt_sigprocmask(SIG_SETMASK, [] [pid 620] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 613] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 620] <... futex resumed>) = 0 [pid 619] <... mmap resumed>) = 0x7ff80b96e000 [pid 613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 621] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 620] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 619] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 613] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 623] set_robust_list(0x5555656516a0, 24 [pid 620] <... connect resumed>) = -1 EEXIST (File exists) [pid 619] <... mprotect resumed>) = 0 [pid 613] <... futex resumed>) = 0 [pid 620] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] rt_sigprocmask(SIG_BLOCK, ~[] [pid 613] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] <... set_robust_list resumed>) = 0 [pid 621] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 620] <... futex resumed>) = 0 [pid 619] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 620] sendfile(-1, -1, [3 [pid 619] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 613] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 613] <... futex resumed>) = 0 [pid 620] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] <... clone3 resumed> => {parent_tid=[624]}, 88) = 624 [pid 613] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 620] <... futex resumed>) = 0 [pid 621] <... socket resumed>) = 3 [pid 619] rt_sigprocmask(SIG_SETMASK, [] [pid 613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 622 attached [pid 623] rt_sigprocmask(SIG_SETMASK, [] [pid 621] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 619] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 613] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 622] set_robust_list(0x7ff80b98e9a0, 24 [pid 620] <... clone3 resumed>) = 625 [pid 619] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] <... futex resumed>) = 0 [pid 622] <... set_robust_list resumed>) = 0 [pid 620] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] <... futex resumed>) = 0 [pid 613] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 622] rt_sigprocmask(SIG_SETMASK, [] [pid 620] <... futex resumed>) = 0 [pid 619] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 622] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 620] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 613] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 622] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 613] <... futex resumed>) = 0 [pid 622] <... socket resumed>) = 3 [pid 620] ioctl(3, PPPIOCSFLAGS, 0 [pid 613] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 622] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 622] <... futex resumed>) = 1 [pid 621] <... futex resumed>) = 1 [pid 620] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 617] <... futex resumed>) = 0 [pid 622] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 620] <... futex resumed>) = 1 [pid 617] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] <... futex resumed>) = 0 [pid 620] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 617] <... futex resumed>) = 0 [pid 613] exit_group(0 [pid 620] <... futex resumed>) = ? [pid 617] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 613] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 624 attached [pid 623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 621] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 620] +++ exited with 0 +++ [pid 615] <... futex resumed>) = 0 [pid 613] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 624] set_robust_list(0x7ff80b98e9a0, 24 [pid 615] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... set_robust_list resumed>) = 0 [pid 624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 624] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 624] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 619] <... futex resumed>) = 0 [pid 624] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 619] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... socket resumed>) = 4 [pid 619] <... futex resumed>) = 0 [pid 624] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 0 [pid 619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 619] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... connect resumed>) = -1 EEXIST (File exists) [pid 619] <... futex resumed>) = 0 [pid 624] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 0 [pid 619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] sendfile(-1, -1, [3 [pid 619] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 619] <... futex resumed>) = 0 [pid 624] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 0 [pid 619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 619] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... clone3 resumed>) = 626 [pid 619] <... futex resumed>) = 0 [pid 624] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 0 [pid 619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] ioctl(3, PPPIOCSFLAGS, 0 [pid 619] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 619] <... futex resumed>) = 0 [pid 624] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... futex resumed>) = 0 [pid 619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 619] exit_group(0 [pid 624] <... futex resumed>) = ? [pid 619] <... exit_group resumed>) = ? [pid 624] +++ exited with 0 +++ [pid 619] +++ exited with 0 +++ [pid 623] <... prctl resumed>) = 0 [pid 623] setpgid(0, 0) = 0 [pid 623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 623] write(3, "1000", 4) = 4 [pid 623] close(3) = 0 [pid 623] write(1, "executing program\n", 18) = 18 [pid 623] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 623] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 623] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 623] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 623] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 623] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[627]}, 88) = 627 [pid 623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 623] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 623] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 627 attached [pid 627] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 627] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 627] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 627] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] <... futex resumed>) = 0 [pid 623] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 623] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 627] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] <... futex resumed>) = 0 [pid 623] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 623] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 615] <... futex resumed>) = 1 [pid 621] <... socket resumed>) = 4 [pid 615] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 621] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 622] <... futex resumed>) = 0 [pid 622] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 622] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 622] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 627] <... futex resumed>) = 1 [pid 627] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 621] <... futex resumed>) = 1 [pid 615] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 621] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 615] <... futex resumed>) = 1 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 615] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 622] <... futex resumed>) = 0 [pid 617] <... futex resumed>) = 0 [pid 622] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 617] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 622] <... connect resumed>) = -1 EEXIST (File exists) [pid 617] <... futex resumed>) = 1 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 628 [pid 621] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 622] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 617] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 621] <... connect resumed>) = -1 EEXIST (File exists) [pid 621] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 622] <... futex resumed>) = 1 [pid 621] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 615] <... futex resumed>) = 0 [pid 615] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 622] sendfile(-1, -1, [3 [pid 617] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 615] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 622] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 621] <... futex resumed>) = 0 [pid 617] <... futex resumed>) = 1 [pid 615] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 622] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] sendfile(-1, -1, [3 [pid 617] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 622] <... futex resumed>) = 0 [pid 621] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 615] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 622] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 621] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 615] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 629 [pid 622] <... clone3 resumed>) = 630 [pid 621] <... futex resumed>) = 1 [pid 617] <... futex resumed>) = 0 [pid 615] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 622] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 617] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 622] <... futex resumed>) = 0 [pid 621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 617] <... futex resumed>) = 0 [pid 615] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 622] ioctl(3, PPPIOCSFLAGS, 0 [pid 621] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 617] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 615] <... futex resumed>) = 0 [pid 622] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 621] <... clone3 resumed>) = 631 [pid 622] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 615] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 622] <... futex resumed>) = 0 [pid 621] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 622] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 621] <... futex resumed>) = 1 [pid 617] <... futex resumed>) = 0 [pid 621] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 615] exit_group(0 [pid 621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 617] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 622] <... futex resumed>) = ? [pid 621] ioctl(3, PPPIOCSFLAGS, 0 [pid 617] <... futex resumed>) = 0 [pid 615] <... exit_group resumed>) = ? [pid 622] +++ exited with 0 +++ [pid 621] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 617] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... connect resumed>) = -1 EEXIST (File exists) [pid 627] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] <... futex resumed>) = 0 [pid 623] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 623] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 615] +++ exited with 0 +++ [pid 621] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] sendfile(-1, -1, [3 [pid 621] <... futex resumed>) = 1 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 617] <... futex resumed>) = 0 [pid 621] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 627] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 617] exit_group(0 [pid 627] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... futex resumed>) = ? [pid 617] <... exit_group resumed>) = ? [pid 623] <... futex resumed>) = 0 [pid 621] +++ exited with 0 +++ [pid 623] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 623] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 632 [pid 617] +++ exited with 0 +++ [pid 627] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] <... futex resumed>) = 0 [pid 623] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 623] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 1 [pid 627] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 627] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 623] <... futex resumed>) = 0 [pid 623] exit_group(0) = ? [pid 627] <... futex resumed>) = ? [pid 627] +++ exited with 0 +++ [pid 623] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 629 attached [pid 629] set_robust_list(0x5555656516a0, 24) = 0 [pid 629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 629] setpgid(0, 0) = 0 [pid 629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 629] write(3, "1000", 4) = 4 [pid 629] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 629] <... close resumed>) = 0 [pid 629] write(1, "executing program\n", 18) = 18 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 executing program [pid 629] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 629] <... futex resumed>) = 0 [pid 629] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 629] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 629] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 633 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 629] <... mprotect resumed>) = 0 [pid 629] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 634 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 629] <... clone3 resumed> => {parent_tid=[635]}, 88) = 635 [pid 629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 629] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 636 ci2-android-5-10/strace-static-x86_64: Process 633 attached [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 633] set_robust_list(0x5555656516a0, 24) = 0 [pid 633] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 634 attached [pid 634] set_robust_list(0x5555656516a0, 24 [pid 633] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 634] <... set_robust_list resumed>) = 0 [pid 634] rt_sigprocmask(SIG_SETMASK, [] [pid 633] <... prctl resumed>) = 0 [pid 633] setpgid(0, 0 [pid 634] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 633] <... setpgid resumed>) = 0 [pid 634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 634] <... prctl resumed>) = 0 [pid 634] setpgid(0, 0) = 0 [pid 634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 633] write(3, "1000", 4) = 4 [pid 633] close(3 [pid 634] <... openat resumed>) = 3 [pid 633] <... close resumed>) = 0 [pid 633] write(1, "executing program\n", 18) = 18 [pid 633] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 634] write(3, "1000", 4 [pid 633] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 634] <... write resumed>) = 4 [pid 633] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 633] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 634] close(3 [pid 633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 634] <... close resumed>) = 0 [pid 633] <... mmap resumed>) = 0x7ff80b96e000 [pid 634] write(1, "executing program\n", 18 [pid 633] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 634] <... write resumed>) = 18 [pid 634] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 633] <... mprotect resumed>) = 0 [pid 633] rt_sigprocmask(SIG_BLOCK, ~[] [pid 634] <... futex resumed>) = 0 [pid 634] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 634] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 633] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 633] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 634] <... mmap resumed>) = 0x7ff80b96e000 [pid 634] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 634] rt_sigprocmask(SIG_BLOCK, ~[] [pid 633] <... clone3 resumed> => {parent_tid=[637]}, 88) = 637 [pid 633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 634] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 633] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 634] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 633] <... futex resumed>) = 0 [pid 633] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 634] <... clone3 resumed> => {parent_tid=[638]}, 88) = 638 [pid 634] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 634] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 634] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 635 attached [pid 635] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 635] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 635] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 635] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program executing program [pid 629] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 635] <... futex resumed>) = 1 [pid 635] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 635] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 635] <... futex resumed>) = 1 ci2-android-5-10/strace-static-x86_64: Process 636 attached ci2-android-5-10/strace-static-x86_64: Process 628 attached [pid 635] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 628] set_robust_list(0x5555656516a0, 24 [pid 635] <... connect resumed>) = -1 EEXIST (File exists) [pid 635] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 635] <... futex resumed>) = 1 [pid 635] sendfile(-1, -1, [3 [pid 636] set_robust_list(0x5555656516a0, 24 [pid 628] <... set_robust_list resumed>) = 0 [pid 635] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 635] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 635] <... futex resumed>) = 1 [pid 635] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 628] rt_sigprocmask(SIG_SETMASK, [] [pid 636] <... set_robust_list resumed>) = 0 [pid 636] rt_sigprocmask(SIG_SETMASK, [] [pid 635] <... clone3 resumed>) = 639 [pid 628] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 635] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 635] <... futex resumed>) = 1 [pid 635] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 635] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 0 [pid 629] exit_group(0) = ? [pid 628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 636] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 628] <... prctl resumed>) = 0 [pid 628] setpgid(0, 0 [pid 635] <... futex resumed>) = ? [pid 636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 635] +++ exited with 0 +++ [pid 629] +++ exited with 0 +++ [pid 628] <... setpgid resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 636] <... prctl resumed>) = 0 [pid 628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 638 attached [pid 638] set_robust_list(0x7ff80b98e9a0, 24 [pid 628] <... openat resumed>) = 3 [pid 636] setpgid(0, 0 [pid 628] write(3, "1000", 4 [pid 638] <... set_robust_list resumed>) = 0 [pid 628] <... write resumed>) = 4 [pid 636] <... setpgid resumed>) = 0 [pid 638] rt_sigprocmask(SIG_SETMASK, [] [pid 628] close(3 [pid 638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 628] <... close resumed>) = 0 [pid 638] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 638] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 634] <... futex resumed>) = 0 [pid 638] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 634] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] write(1, "executing program\n", 18 [pid 638] <... socket resumed>) = 4 [pid 636] <... openat resumed>) = 3 [pid 634] <... futex resumed>) = 0 [pid 638] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 634] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 637 attached [pid 638] <... futex resumed>) = 0 [pid 634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... restart_syscall resumed>) = 0 [pid 638] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 637] set_robust_list(0x7ff80b98e9a0, 24 [pid 634] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 638] <... connect resumed>) = -1 EEXIST (File exists) [pid 637] <... set_robust_list resumed>) = 0 [pid 634] <... futex resumed>) = 0 [pid 638] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 637] rt_sigprocmask(SIG_SETMASK, [] [pid 636] write(3, "1000", 4 [pid 634] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 628] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 638] <... futex resumed>) = 0 [pid 637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 638] sendfile(-1, -1, [3 [pid 637] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 634] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 636] <... write resumed>) = 4 [pid 638] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 637] <... socket resumed>) = 3 [pid 634] <... futex resumed>) = 0 [pid 628] <... futex resumed>) = 0 [pid 638] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 637] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] close(3 [pid 634] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 628] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 640 [pid 638] <... futex resumed>) = 0 [pid 637] <... futex resumed>) = 1 [pid 636] <... close resumed>) = 0 [pid 634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 633] <... futex resumed>) = 0 [pid 628] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 638] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 637] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 636] write(1, "executing program\n", 18 executing program [pid 634] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 633] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 638] <... clone3 resumed>) = 641 [pid 637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 636] <... write resumed>) = 18 [pid 634] <... futex resumed>) = 0 [pid 633] <... futex resumed>) = 0 [pid 628] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 638] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 637] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 636] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 634] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 633] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 638] <... futex resumed>) = 0 [pid 637] <... socket resumed>) = 4 [pid 636] <... futex resumed>) = 0 [pid 634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 638] ioctl(3, PPPIOCSFLAGS, 0 [pid 637] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 634] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] <... mmap resumed>) = 0x7ff80b96e000 [pid 638] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 637] <... futex resumed>) = 1 [pid 636] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 634] <... futex resumed>) = 0 [pid 633] <... futex resumed>) = 0 [pid 628] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 638] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 637] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 636] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 634] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 633] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 638] <... futex resumed>) = 0 [pid 637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 636] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 633] <... futex resumed>) = 0 [pid 628] <... mprotect resumed>) = 0 [pid 638] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 637] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 634] exit_group(0 [pid 633] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 638] <... futex resumed>) = ? [pid 637] <... connect resumed>) = -1 EEXIST (File exists) [pid 636] <... mmap resumed>) = 0x7ff80b96e000 [pid 634] <... exit_group resumed>) = ? [pid 628] rt_sigprocmask(SIG_BLOCK, ~[] [pid 638] +++ exited with 0 +++ [pid 637] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 634] +++ exited with 0 +++ [pid 628] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 637] <... futex resumed>) = 1 [pid 636] <... mprotect resumed>) = 0 [pid 633] <... futex resumed>) = 0 [pid 628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 637] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 636] rt_sigprocmask(SIG_BLOCK, ~[] [pid 633] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 636] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 633] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 637] sendfile(-1, -1, [3 [pid 636] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 633] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 628] <... clone3 resumed> => {parent_tid=[642]}, 88) = 642 ci2-android-5-10/strace-static-x86_64: Process 643 attached ci2-android-5-10/strace-static-x86_64: Process 642 attached [pid 637] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 637] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 633] <... futex resumed>) = 0 [pid 637] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 633] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 633] <... futex resumed>) = 0 [pid 637] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 633] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 642] set_robust_list(0x7ff80b98e9a0, 24 [pid 637] <... clone3 resumed>) = 644 [pid 636] <... clone3 resumed> => {parent_tid=[643]}, 88) = 643 [pid 628] rt_sigprocmask(SIG_SETMASK, [] [pid 642] <... set_robust_list resumed>) = 0 [pid 637] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 633] <... futex resumed>) = 0 [pid 637] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 633] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 642] rt_sigprocmask(SIG_SETMASK, [] [pid 637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 636] rt_sigprocmask(SIG_SETMASK, [] [pid 633] <... futex resumed>) = 0 [pid 628] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 640 attached [pid 642] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 637] ioctl(3, PPPIOCSFLAGS, 0 [pid 636] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 633] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 628] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] set_robust_list(0x7ff80b98e9a0, 24 [pid 642] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 640] set_robust_list(0x5555656516a0, 24 [pid 637] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 636] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] <... futex resumed>) = 0 [pid 640] <... set_robust_list resumed>) = 0 [pid 637] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] rt_sigprocmask(SIG_SETMASK, [] [pid 637] <... futex resumed>) = 1 [pid 633] <... futex resumed>) = 0 [pid 640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 637] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 633] exit_group(0 [pid 640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 637] <... futex resumed>) = ? [pid 633] <... exit_group resumed>) = ? [pid 640] <... prctl resumed>) = 0 [pid 637] +++ exited with 0 +++ [pid 633] +++ exited with 0 +++ [pid 636] <... futex resumed>) = 0 [pid 628] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 642] <... socket resumed>) = 3 [pid 636] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 640] setpgid(0, 0) = 0 [pid 640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 643] <... set_robust_list resumed>) = 0 [pid 642] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 640] write(3, "1000", 4) = 4 [pid 640] close(3) = 0 executing program [pid 640] write(1, "executing program\n", 18) = 18 [pid 640] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 640] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 642] <... futex resumed>) = 1 [pid 628] <... futex resumed>) = 0 [pid 642] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 645 [pid 642] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 628] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 642] <... socket resumed>) = 4 [pid 640] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 628] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 642] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 642] <... futex resumed>) = 0 [pid 628] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 642] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 628] <... futex resumed>) = 0 [pid 640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 642] <... connect resumed>) = 0 [pid 640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 628] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 643] rt_sigprocmask(SIG_SETMASK, [] [pid 642] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] <... mmap resumed>) = 0x7ff80b96e000 [pid 628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 642] <... futex resumed>) = 0 [pid 640] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 628] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 642] sendfile(-1, -1, [3 [pid 640] <... mprotect resumed>) = 0 [pid 628] <... futex resumed>) = 0 [pid 642] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 640] rt_sigprocmask(SIG_BLOCK, ~[] [pid 628] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 642] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 642] <... futex resumed>) = 0 [pid 640] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 642] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 640] <... clone3 resumed> => {parent_tid=[646]}, 88) = 646 [pid 642] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 640] rt_sigprocmask(SIG_SETMASK, [] [pid 628] <... futex resumed>) = 0 [pid 640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 640] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 640] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 645 attached [pid 645] set_robust_list(0x5555656516a0, 24 [pid 642] <... clone3 resumed>) = 647 [pid 628] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 645] <... set_robust_list resumed>) = 0 [pid 642] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 642] <... futex resumed>) = 0 [pid 628] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 642] ioctl(3, PPPIOCSFLAGS, 0 [pid 628] <... futex resumed>) = 0 [pid 642] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 628] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 642] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 642] <... futex resumed>) = 0 [pid 645] rt_sigprocmask(SIG_SETMASK, [] [pid 642] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] exit_group(0 [pid 645] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 642] <... futex resumed>) = ? [pid 628] <... exit_group resumed>) = ? [pid 645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 642] +++ exited with 0 +++ [pid 645] <... prctl resumed>) = 0 [pid 645] setpgid(0, 0) = 0 [pid 645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 628] +++ exited with 0 +++ [pid 645] <... openat resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 645] write(3, "1000", 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 645] <... write resumed>) = 4 [pid 645] close(3) = 0 [pid 645] write(1, "executing program\n", 18 [pid 643] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 645] <... write resumed>) = 18 executing program [pid 643] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 645] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 643] <... socket resumed>) = 3 [pid 645] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 645] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 645] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 645] rt_sigprocmask(SIG_BLOCK, ~[] [pid 643] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 645] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[648]}, 88) = 648 [pid 645] rt_sigprocmask(SIG_SETMASK, [] [pid 643] <... futex resumed>) = 1 [pid 636] <... futex resumed>) = 0 [pid 645] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 643] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 636] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] <... futex resumed>) = 0 [pid 643] <... socket resumed>) = 4 [pid 636] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 643] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 645] <... futex resumed>) = 0 [pid 643] <... futex resumed>) = 0 [pid 636] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 643] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 636] <... futex resumed>) = 0 [pid 643] <... connect resumed>) = -1 EEXIST (File exists) [pid 636] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 646 attached [pid 643] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 646] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 646] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 643] <... futex resumed>) = 1 [pid 636] <... futex resumed>) = 0 [pid 646] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 640] <... futex resumed>) = 0 [pid 646] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 640] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] <... socket resumed>) = 4 [pid 640] <... futex resumed>) = 0 [pid 646] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 646] <... futex resumed>) = 0 [pid 640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 646] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 640] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] <... connect resumed>) = -1 EEXIST (File exists) [pid 643] sendfile(-1, -1, [3 [pid 640] <... futex resumed>) = 0 [pid 636] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 636] <... futex resumed>) = 0 [pid 646] <... futex resumed>) = 0 [pid 643] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 636] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 646] sendfile(-1, -1, [3 [pid 643] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 646] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 643] <... futex resumed>) = 1 [pid 640] <... futex resumed>) = 0 [pid 636] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 646] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 636] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 646] <... futex resumed>) = 0 [pid 640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 646] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 640] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] <... clone3 resumed>) = 651 [pid 643] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 640] <... futex resumed>) = 0 [pid 636] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 649 attached [pid 646] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 636] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 650 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 649 [pid 646] <... futex resumed>) = 0 [pid 640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 646] ioctl(3, PPPIOCSFLAGS, 0 [pid 643] <... clone3 resumed>) = 652 [pid 640] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 646] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 640] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 646] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 650 attached [pid 649] set_robust_list(0x5555656516a0, 24 [pid 646] <... futex resumed>) = 0 [pid 643] <... futex resumed>) = 1 [pid 640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 636] <... futex resumed>) = 0 [pid 650] set_robust_list(0x5555656516a0, 24 [pid 649] <... set_robust_list resumed>) = 0 [pid 646] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 643] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 640] exit_group(0 [pid 636] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] <... futex resumed>) = ? [pid 643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 640] <... exit_group resumed>) = ? [pid 636] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 648 attached [pid 650] <... set_robust_list resumed>) = 0 [pid 649] rt_sigprocmask(SIG_SETMASK, [] [pid 646] +++ exited with 0 +++ [pid 643] ioctl(3, PPPIOCSFLAGS, 0 [pid 640] +++ exited with 0 +++ [pid 636] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 643] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 643] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 643] <... futex resumed>) = 1 [pid 636] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 643] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 648] set_robust_list(0x7ff80b98e9a0, 24 [pid 636] exit_group(0 [pid 648] <... set_robust_list resumed>) = 0 [pid 648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 648] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 648] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 645] <... futex resumed>) = 0 [pid 648] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 645] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 648] <... socket resumed>) = 4 [pid 645] <... futex resumed>) = 0 [pid 643] <... futex resumed>) = ? [pid 636] <... exit_group resumed>) = ? [pid 648] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 648] <... futex resumed>) = 0 [pid 645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 643] +++ exited with 0 +++ [pid 648] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 645] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 648] <... connect resumed>) = -1 EEXIST (File exists) [pid 645] <... futex resumed>) = 0 [pid 648] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 648] <... futex resumed>) = 0 [pid 645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 636] +++ exited with 0 +++ [pid 648] sendfile(-1, -1, [3 [pid 645] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 648] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 645] <... futex resumed>) = 0 [pid 649] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 648] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 650] rt_sigprocmask(SIG_SETMASK, [] [pid 648] <... futex resumed>) = 0 [pid 645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 648] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 645] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 648] <... clone3 resumed>) = 653 [pid 645] <... futex resumed>) = 0 [pid 648] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 648] <... futex resumed>) = 0 [pid 645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 648] ioctl(3, PPPIOCSFLAGS, 0 [pid 645] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 648] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 645] <... futex resumed>) = 0 [pid 648] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 648] <... futex resumed>) = 0 [pid 645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 648] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 645] exit_group(0 [pid 648] <... futex resumed>) = ? [pid 645] <... exit_group resumed>) = ? [pid 650] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 648] +++ exited with 0 +++ [pid 645] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 649] <... prctl resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 649] setpgid(0, 0 [pid 650] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 649] <... setpgid resumed>) = 0 [pid 649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 650] <... prctl resumed>) = 0 [pid 650] setpgid(0, 0 [pid 649] <... openat resumed>) = 3 [pid 649] write(3, "1000", 4 [pid 650] <... setpgid resumed>) = 0 [pid 649] <... write resumed>) = 4 [pid 649] close(3) = 0 executing program [pid 649] write(1, "executing program\n", 18) = 18 [pid 650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 649] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 649] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 649] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 650] <... openat resumed>) = 3 [pid 649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 649] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] <... restart_syscall resumed>) = 0 [pid 650] write(3, "1000", 4 [pid 649] <... mprotect resumed>) = 0 [pid 650] <... write resumed>) = 4 [pid 649] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 650] close(3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 649] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 650] <... close resumed>) = 0 [pid 649] <... clone3 resumed> => {parent_tid=[654]}, 88) = 654 [pid 650] write(1, "executing program\n", 18 [pid 649] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 655 [pid 650] <... write resumed>) = 18 [pid 649] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 650] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 649] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 650] <... futex resumed>) = 0 [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 654 attached [pid 654] set_robust_list(0x7ff80b98e9a0, 24 [pid 650] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 654] <... set_robust_list resumed>) = 0 [pid 650] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 654] rt_sigprocmask(SIG_SETMASK, [] [pid 650] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 654] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 654] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 299] <... restart_syscall resumed>) = 0 [pid 650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 650] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 650] <... mprotect resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 654] <... socket resumed>) = 3 [pid 654] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 649] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 656 [pid 650] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 650] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 654] <... futex resumed>) = 1 [pid 654] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 654] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 657 attached ci2-android-5-10/strace-static-x86_64: Process 656 attached ci2-android-5-10/strace-static-x86_64: Process 655 attached [pid 650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 657 [pid 650] <... clone3 resumed> => {parent_tid=[658]}, 88) = 658 [pid 650] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 650] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 650] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 657] set_robust_list(0x5555656516a0, 24 [pid 656] set_robust_list(0x5555656516a0, 24 [pid 655] set_robust_list(0x5555656516a0, 24 [pid 650] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... futex resumed>) = 1 [pid 654] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 654] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 649] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... futex resumed>) = 1 [pid 654] sendfile(-1, -1, [3 [pid 656] <... set_robust_list resumed>) = 0 [pid 654] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 654] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 649] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... futex resumed>) = 1 [pid 654] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 656] rt_sigprocmask(SIG_SETMASK, [] [pid 657] <... set_robust_list resumed>) = 0 [pid 656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 655] <... set_robust_list resumed>) = 0 [pid 654] <... clone3 resumed>) = 659 [pid 657] rt_sigprocmask(SIG_SETMASK, [] [pid 656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 654] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 656] <... prctl resumed>) = 0 [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... futex resumed>) = 1 [pid 654] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 654] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 649] <... futex resumed>) = 0 [pid 649] exit_group(0) = ? [pid 657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 656] setpgid(0, 0 [pid 655] rt_sigprocmask(SIG_SETMASK, [] [pid 654] <... futex resumed>) = ? [pid 657] <... prctl resumed>) = 0 [pid 656] <... setpgid resumed>) = 0 [pid 655] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 654] +++ exited with 0 +++ [pid 649] +++ exited with 0 +++ [pid 657] setpgid(0, 0 [pid 656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 657] <... setpgid resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 658 attached [pid 656] <... openat resumed>) = 3 [pid 657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 655] <... prctl resumed>) = 0 [pid 658] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 658] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 658] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 658] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 657] <... openat resumed>) = 3 [pid 650] <... futex resumed>) = 0 [pid 656] write(3, "1000", 4 [pid 655] setpgid(0, 0 [pid 657] write(3, "1000", 4 [pid 650] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 650] <... futex resumed>) = 0 [pid 657] <... write resumed>) = 4 [pid 656] <... write resumed>) = 4 [pid 655] <... setpgid resumed>) = 0 [pid 650] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 657] close(3 [pid 656] close(3 [pid 657] <... close resumed>) = 0 [pid 655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 658] <... socket resumed>) = 4 [pid 658] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 650] <... futex resumed>) = 0 [pid 657] write(1, "executing program\n", 18 [pid 656] <... close resumed>) = 0 [pid 650] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 656] write(1, "executing program\n", 18 [pid 655] <... openat resumed>) = 3 [pid 650] <... futex resumed>) = 0 [pid 657] <... write resumed>) = 18 [pid 650] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 656] <... write resumed>) = 18 [pid 657] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] write(3, "1000", 4 [pid 658] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 658] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 650] <... futex resumed>) = 0 [pid 658] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 650] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = 0 [pid 656] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... write resumed>) = 4 [pid 650] <... futex resumed>) = 0 executing program executing program [pid 650] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 657] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 656] <... futex resumed>) = 0 [pid 655] close(3 [pid 657] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 656] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 657] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 656] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 655] <... close resumed>) = 0 [pid 657] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 656] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 655] write(1, "executing program\n", 18 [pid 657] <... mmap resumed>) = 0x7ff80b96e000 executing program [pid 656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 657] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 655] <... write resumed>) = 18 [pid 657] <... mprotect resumed>) = 0 [pid 656] <... mmap resumed>) = 0x7ff80b96e000 [pid 655] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 656] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 657] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 656] <... mprotect resumed>) = 0 [pid 655] <... futex resumed>) = 0 [pid 657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 656] rt_sigprocmask(SIG_BLOCK, ~[] [pid 655] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 656] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 655] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 657] <... clone3 resumed> => {parent_tid=[660]}, 88) = 660 [pid 656] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 655] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 657] rt_sigprocmask(SIG_SETMASK, [] [pid 655] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 657] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 656] <... clone3 resumed> => {parent_tid=[661]}, 88) = 661 [pid 657] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 657] <... futex resumed>) = 0 [pid 656] rt_sigprocmask(SIG_SETMASK, [] [pid 655] <... mmap resumed>) = 0x7ff80b96e000 [pid 657] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 655] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 656] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 655] <... mprotect resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 656] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 655] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 655] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 658] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 658] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 650] <... futex resumed>) = 0 [pid 655] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 662 [pid 650] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 660 attached ) = 1 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 650] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 658] <... futex resumed>) = 0 [pid 655] <... clone3 resumed> => {parent_tid=[663]}, 88) = 663 [pid 655] rt_sigprocmask(SIG_SETMASK, [] [pid 658] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 655] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 662 attached ci2-android-5-10/strace-static-x86_64: Process 661 attached [pid 658] <... clone3 resumed>) = 664 [pid 655] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 660] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 660] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 655] <... futex resumed>) = 0 [pid 662] set_robust_list(0x5555656516a0, 24 [pid 650] <... futex resumed>) = 0 [pid 655] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 650] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 650] <... futex resumed>) = 1 [pid 658] <... futex resumed>) = 0 [pid 650] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 658] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 658] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 650] <... futex resumed>) = 0 [pid 658] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 660] <... futex resumed>) = 1 [pid 650] exit_group(0 [pid 657] <... futex resumed>) = 0 [pid 650] <... exit_group resumed>) = ? [pid 657] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] <... futex resumed>) = ? [pid 657] <... futex resumed>) = 0 [pid 662] <... set_robust_list resumed>) = 0 [pid 661] set_robust_list(0x7ff80b98e9a0, 24 [pid 658] +++ exited with 0 +++ [pid 657] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 650] +++ exited with 0 +++ [pid 660] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 662] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 662] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 660] <... socket resumed>) = 4 [pid 660] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = 0 [pid 657] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 657] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] <... futex resumed>) = 1 [pid 662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 660] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 660] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = 0 [pid 657] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 657] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] <... futex resumed>) = 1 [pid 660] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 660] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = 0 [pid 657] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 657] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] <... futex resumed>) = 1 [pid 662] <... prctl resumed>) = 0 [pid 661] <... set_robust_list resumed>) = 0 [pid 660] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 662] setpgid(0, 0 [pid 661] rt_sigprocmask(SIG_SETMASK, [] [pid 660] <... clone3 resumed>) = 665 [pid 662] <... setpgid resumed>) = 0 [pid 660] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 657] <... futex resumed>) = 0 [pid 657] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 657] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] <... futex resumed>) = 1 [pid 660] ioctl(3, PPPIOCSFLAGS, 0 [pid 662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 661] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 660] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 660] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] <... openat resumed>) = 3 [pid 661] <... socket resumed>) = 3 [pid 662] write(3, "1000", 4 [pid 660] <... futex resumed>) = 1 [pid 657] <... futex resumed>) = 0 [pid 662] <... write resumed>) = 4 [pid 661] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] exit_group(0 [pid 660] <... futex resumed>) = ? [pid 657] <... exit_group resumed>) = ? [pid 662] close(3 [pid 661] <... futex resumed>) = 1 [pid 660] +++ exited with 0 +++ [pid 657] +++ exited with 0 +++ [pid 656] <... futex resumed>) = 0 [pid 662] <... close resumed>) = 0 [pid 661] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 656] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] write(1, "executing program\n", 18 [pid 656] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 662] <... write resumed>) = 18 [pid 661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 656] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 662] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 662] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 663 attached [pid 662] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 661] <... socket resumed>) = 4 [pid 662] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 663] set_robust_list(0x7ff80b98e9a0, 24 [pid 662] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 661] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 [pid 662] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 661] <... futex resumed>) = 1 [pid 656] <... futex resumed>) = 0 [pid 662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 661] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 656] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 662] <... mmap resumed>) = 0x7ff80b96e000 [pid 661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 662] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 656] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 662] <... mprotect resumed>) = 0 [pid 661] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 662] rt_sigprocmask(SIG_BLOCK, ~[] [pid 661] <... connect resumed>) = -1 EEXIST (File exists) [pid 662] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 661] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 662] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 661] <... futex resumed>) = 1 [pid 656] <... futex resumed>) = 0 [pid 663] <... set_robust_list resumed>) = 0 [pid 663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 663] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 656] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... socket resumed>) = 3 [pid 656] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 666 [pid 662] <... clone3 resumed> => {parent_tid=[667]}, 88) = 667 [pid 661] sendfile(-1, -1, [3 [pid 656] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 662] rt_sigprocmask(SIG_SETMASK, [] [pid 661] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 662] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 661] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 662] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] <... futex resumed>) = 1 [pid 656] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 0 [pid 661] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 656] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 656] <... futex resumed>) = 0 [pid 663] <... futex resumed>) = 1 [pid 661] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 655] <... futex resumed>) = 0 [pid 663] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 666 attached [pid 666] set_robust_list(0x5555656516a0, 24ci2-android-5-10/strace-static-x86_64: Process 667 attached ) = 0 [pid 667] set_robust_list(0x7ff80b98e9a0, 24 [pid 666] rt_sigprocmask(SIG_SETMASK, [] [pid 667] <... set_robust_list resumed>) = 0 [pid 656] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 667] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 666] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 667] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 663] <... futex resumed>) = 0 [pid 661] <... clone3 resumed>) = 668 [pid 655] <... futex resumed>) = 1 [pid 663] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 661] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 661] <... futex resumed>) = 1 [pid 656] <... futex resumed>) = 0 [pid 661] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 656] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 656] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 661] ioctl(3, PPPIOCSFLAGS, 0 [pid 656] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 661] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 663] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 655] <... futex resumed>) = 0 [pid 667] <... socket resumed>) = 3 [pid 663] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 667] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... prctl resumed>) = 0 [pid 663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 661] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... futex resumed>) = 0 [pid 667] <... futex resumed>) = 1 [pid 666] setpgid(0, 0 [pid 663] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 662] <... futex resumed>) = 0 [pid 661] <... futex resumed>) = 1 [pid 656] <... futex resumed>) = 0 [pid 655] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 669 [pid 667] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 666] <... setpgid resumed>) = 0 [pid 663] <... connect resumed>) = -1 EEXIST (File exists) [pid 662] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 663] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 656] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 667] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 666] <... openat resumed>) = 3 [pid 663] <... futex resumed>) = 1 [pid 655] <... futex resumed>) = 0 [pid 667] <... socket resumed>) = 4 [pid 666] write(3, "1000", 4 [pid 663] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] <... futex resumed>) = 0 [pid 656] <... exit_group resumed>) = ? [pid 655] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 667] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... write resumed>) = 4 [pid 663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] <... futex resumed>) = 0 [pid 667] <... futex resumed>) = 0 [pid 666] close(3 [pid 663] sendfile(-1, -1, [3 [pid 655] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 667] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 666] <... close resumed>) = 0 [pid 663] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 662] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 661] <... futex resumed>) = ? [pid 666] write(1, "executing program\n", 18 [pid 663] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 666] <... write resumed>) = 18 [pid 663] <... futex resumed>) = 1 [pid 655] <... futex resumed>) = 0 [pid 666] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... futex resumed>) = 0 [pid 663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] <... futex resumed>) = 0 executing program [pid 666] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 663] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 662] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] +++ exited with 0 +++ [pid 656] +++ exited with 0 +++ [pid 655] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 667] <... futex resumed>) = 0 [pid 666] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 663] <... clone3 resumed>) = 670 [pid 662] <... futex resumed>) = 1 [pid 667] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 666] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 663] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 666] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 663] <... futex resumed>) = 1 [pid 655] <... futex resumed>) = 0 [pid 666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 663] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... mmap resumed>) = 0x7ff80b96e000 [pid 663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] <... futex resumed>) = 0 [pid 666] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 663] ioctl(3, PPPIOCSFLAGS, 0 [pid 655] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 669 attached [pid 666] <... mprotect resumed>) = 0 [pid 663] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 662] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 669] set_robust_list(0x5555656516a0, 24 [pid 666] rt_sigprocmask(SIG_BLOCK, ~[] [pid 663] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 669] <... set_robust_list resumed>) = 0 [pid 666] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 663] <... futex resumed>) = 1 [pid 655] <... futex resumed>) = 0 [pid 669] rt_sigprocmask(SIG_SETMASK, [] [pid 667] <... connect resumed>) = -1 EEXIST (File exists) [pid 666] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 663] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] exit_group(0 [pid 669] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 663] <... futex resumed>) = ? [pid 655] <... exit_group resumed>) = ? [pid 669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 667] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... clone3 resumed> => {parent_tid=[671]}, 88) = 671 [pid 663] +++ exited with 0 +++ [pid 655] +++ exited with 0 +++ [pid 669] <... prctl resumed>) = 0 [pid 666] rt_sigprocmask(SIG_SETMASK, [] [pid 669] setpgid(0, 0 [pid 667] <... futex resumed>) = 1 [pid 666] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 662] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 666] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 666] <... futex resumed>) = 0 [pid 662] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 666] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 669] <... setpgid resumed>) = 0 [pid 669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 667] sendfile(-1, -1, [3 [pid 669] write(3, "1000", 4 [pid 667] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 669] <... write resumed>) = 4 [pid 669] close(3) = 0 executing program [pid 669] write(1, "executing program\n", 18) = 18 [pid 669] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 669] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 667] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 669] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 667] <... futex resumed>) = 1 [pid 662] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 667] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 662] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 662] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 662] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 669] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 669] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 669] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 672 [pid 669] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 669] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 669] <... clone3 resumed> => {parent_tid=[673]}, 88) = 673 [pid 669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 667] <... clone3 resumed>) = 674 [pid 669] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 669] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 671 attached [pid 671] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 671] rt_sigprocmask(SIG_SETMASK, [] [pid 667] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 671] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 667] <... futex resumed>) = 1 [pid 662] <... futex resumed>) = 0 [pid 671] <... socket resumed>) = 3 [pid 667] ioctl(3, PPPIOCSFLAGS, 0 [pid 662] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 666] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 0 [pid 667] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 671] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 672 attached [pid 666] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 667] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] set_robust_list(0x5555656516a0, 24) = 0 [pid 672] rt_sigprocmask(SIG_SETMASK, [] [pid 666] <... futex resumed>) = 1 [pid 667] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 671] <... futex resumed>) = 0 [pid 671] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 666] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 667] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 662] exit_group(0 [pid 671] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] <... exit_group resumed>) = ? [pid 667] <... futex resumed>) = ? [pid 671] <... futex resumed>) = 1 [pid 666] <... futex resumed>) = 0 [pid 671] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 672] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 672] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 673 attached [pid 673] set_robust_list(0x7ff80b98e9a0, 24 [pid 672] <... prctl resumed>) = 0 [pid 672] setpgid(0, 0 [pid 673] <... set_robust_list resumed>) = 0 [pid 667] +++ exited with 0 +++ [pid 662] +++ exited with 0 +++ [pid 666] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] <... futex resumed>) = 0 [pid 666] <... futex resumed>) = 1 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 666] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 671] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 671] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 666] <... futex resumed>) = 0 [pid 671] sendfile(-1, -1, [3 [pid 666] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 666] <... futex resumed>) = 0 [pid 672] <... setpgid resumed>) = 0 [pid 671] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] rt_sigprocmask(SIG_SETMASK, [] [pid 672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 671] <... futex resumed>) = 0 [pid 666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 673] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 672] <... openat resumed>) = 3 [pid 671] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 666] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 672] write(3, "1000", 4 [pid 671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 666] <... futex resumed>) = 0 [pid 673] <... socket resumed>) = 3 [pid 672] <... write resumed>) = 4 [pid 671] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 666] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] close(3 [pid 671] <... clone3 resumed>) = 675 [pid 673] <... futex resumed>) = 1 [pid 671] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 669] <... futex resumed>) = 0 [pid 673] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 672] <... close resumed>) = 0 [pid 669] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... futex resumed>) = 0 [pid 673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 672] write(1, "executing program\n", 18 [pid 669] <... futex resumed>) = 0 [pid 673] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 672] <... write resumed>) = 18 executing program [pid 669] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] <... socket resumed>) = 4 [pid 672] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] <... futex resumed>) = 0 [pid 666] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... futex resumed>) = 1 [pid 672] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 669] <... futex resumed>) = 0 [pid 673] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 672] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 669] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... connect resumed>) = -1 EEXIST (File exists) [pid 672] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 671] <... futex resumed>) = 1 [pid 669] <... futex resumed>) = 0 [pid 666] <... futex resumed>) = 0 [pid 673] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 669] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] <... futex resumed>) = 0 [pid 672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 673] sendfile(-1, -1, [3 [pid 672] <... mmap resumed>) = 0x7ff80b96e000 [pid 669] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 672] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 669] <... futex resumed>) = 0 [pid 673] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] <... mprotect resumed>) = 0 [pid 669] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] <... futex resumed>) = 0 [pid 672] rt_sigprocmask(SIG_BLOCK, ~[] [pid 669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 666] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 672] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 671] ioctl(3, PPPIOCSFLAGS, 0 [pid 669] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... clone3 resumed>) = 676 [pid 672] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 671] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 669] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 677 attached [pid 673] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 669] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] <... futex resumed>) = 0 [pid 672] <... clone3 resumed> => {parent_tid=[677]}, 88) = 677 [pid 669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 673] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 672] rt_sigprocmask(SIG_SETMASK, [] [pid 669] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 672] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 669] <... futex resumed>) = 0 [pid 673] ioctl(3, PPPIOCSFLAGS, 0 [pid 672] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 669] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 672] <... futex resumed>) = 0 [pid 673] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] <... futex resumed>) = 1 [pid 669] <... futex resumed>) = 0 [pid 673] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 671] <... futex resumed>) = 1 [pid 669] exit_group(0 [pid 666] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 677] set_robust_list(0x7ff80b98e9a0, 24 [pid 298] <... restart_syscall resumed>) = 0 [pid 673] <... futex resumed>) = ? [pid 669] <... exit_group resumed>) = ? [pid 677] <... set_robust_list resumed>) = 0 [pid 673] +++ exited with 0 +++ [pid 671] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 669] +++ exited with 0 +++ [pid 666] exit_group(0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 677] rt_sigprocmask(SIG_SETMASK, [] [pid 671] <... futex resumed>) = ? [pid 666] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 677] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 671] +++ exited with 0 +++ [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 678 attached [pid 678] set_robust_list(0x5555656516a0, 24) = 0 [pid 678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 666] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 678 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 678] setpgid(0, 0) = 0 [pid 678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 679 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 678] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 678] write(3, "1000", 4) = 4 [pid 678] close(3) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 680 [pid 678] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 678] <... write resumed>) = 18 [pid 678] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 678] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 678] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 677] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 678] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 678] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 678] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 678] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 677] <... socket resumed>) = 3 [pid 678] <... clone3 resumed> => {parent_tid=[681]}, 88) = 681 [pid 677] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 681 attached ci2-android-5-10/strace-static-x86_64: Process 680 attached ci2-android-5-10/strace-static-x86_64: Process 679 attached [pid 678] rt_sigprocmask(SIG_SETMASK, [] [pid 677] <... futex resumed>) = 1 [pid 301] <... restart_syscall resumed>) = 0 [pid 672] <... futex resumed>) = 0 [pid 679] set_robust_list(0x5555656516a0, 24 [pid 678] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 672] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 680] set_robust_list(0x5555656516a0, 24 [pid 681] set_robust_list(0x7ff80b98e9a0, 24 [pid 678] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 678] <... futex resumed>) = 0 [pid 672] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 681] <... set_robust_list resumed>) = 0 [pid 680] <... set_robust_list resumed>) = 0 [pid 679] <... set_robust_list resumed>) = 0 [pid 678] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 677] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 679] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 682 attached [pid 681] rt_sigprocmask(SIG_SETMASK, [] [pid 680] rt_sigprocmask(SIG_SETMASK, [] [pid 682] set_robust_list(0x5555656516a0, 24 [pid 681] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 682 [pid 680] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 682] <... set_robust_list resumed>) = 0 [pid 681] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 677] <... socket resumed>) = 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 682] rt_sigprocmask(SIG_SETMASK, [] [pid 681] <... socket resumed>) = 3 [pid 680] <... prctl resumed>) = 0 [pid 677] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] <... prctl resumed>) = 0 [pid 682] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 680] setpgid(0, 0 [pid 679] setpgid(0, 0 [pid 681] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... futex resumed>) = 1 [pid 672] <... futex resumed>) = 0 [pid 672] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 672] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 682] <... prctl resumed>) = 0 [pid 682] setpgid(0, 0) = 0 [pid 682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 681] <... futex resumed>) = 1 [pid 680] <... setpgid resumed>) = 0 [pid 679] <... setpgid resumed>) = 0 [pid 678] <... futex resumed>) = 0 [pid 677] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 678] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 682] write(3, "1000", 4 [pid 678] <... futex resumed>) = 0 [pid 682] <... write resumed>) = 4 [pid 679] <... openat resumed>) = 3 [pid 678] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 682] close(3 [pid 679] write(3, "1000", 4 [pid 680] <... openat resumed>) = 3 [pid 682] <... close resumed>) = 0 [pid 682] write(1, "executing program\n", 18) = 18 [pid 682] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 682] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 681] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 680] write(3, "1000", 4 [pid 679] <... write resumed>) = 4 [pid 677] <... connect resumed>) = -1 EEXIST (File exists) [pid 682] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 682] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 681] <... socket resumed>) = 4 [pid 680] <... write resumed>) = 4 [pid 679] close(3 [pid 677] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 682] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 682] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 682] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 681] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] close(3 [pid 679] <... close resumed>) = 0 [pid 677] <... futex resumed>) = 1 [pid 672] <... futex resumed>) = 0 [pid 680] <... close resumed>) = 0 [pid 679] write(1, "executing program\n", 18 executing program [pid 672] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 681] <... futex resumed>) = 1 [pid 680] write(1, "executing program\n", 18 [pid 679] <... write resumed>) = 18 [pid 678] <... futex resumed>) = 0 [pid 677] sendfile(-1, -1, [3 [pid 672] <... futex resumed>) = 0 [pid 680] <... write resumed>) = 18 [pid 679] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 678] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 681] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 executing program [pid 680] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] <... futex resumed>) = 0 [pid 678] <... futex resumed>) = 0 [pid 677] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 680] <... futex resumed>) = 0 [pid 681] <... connect resumed>) = -1 EEXIST (File exists) [pid 679] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 678] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 677] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 681] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 679] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 681] <... futex resumed>) = 0 [pid 680] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 679] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 678] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... futex resumed>) = 1 [pid 679] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 672] <... futex resumed>) = 0 [pid 678] <... futex resumed>) = 0 [pid 680] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 681] sendfile(-1, -1, [3 [pid 679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 678] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 677] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 672] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 682] <... clone3 resumed> => {parent_tid=[683]}, 88) = 683 [pid 682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 682] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 682] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 672] <... futex resumed>) = 0 [pid 681] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 680] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 679] <... mmap resumed>) = 0x7ff80b96e000 [pid 677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 672] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 681] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 679] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 677] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 681] <... futex resumed>) = 1 [pid 680] <... mmap resumed>) = 0x7ff80b96e000 [pid 679] <... mprotect resumed>) = 0 [pid 678] <... futex resumed>) = 0 [pid 680] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 678] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] rt_sigprocmask(SIG_BLOCK, ~[] [pid 678] <... futex resumed>) = 0 [pid 681] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 680] <... mprotect resumed>) = 0 [pid 678] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 679] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 683 attached [pid 680] rt_sigprocmask(SIG_BLOCK, ~[] [pid 679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 683] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 683] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 683] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 681] <... clone3 resumed>) = 684 [pid 683] <... socket resumed>) = 3 [pid 683] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 682] <... futex resumed>) = 0 [pid 682] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 682] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... futex resumed>) = 1 [pid 679] <... clone3 resumed> => {parent_tid=[685]}, 88) = 685 [pid 677] <... clone3 resumed>) = 686 [pid 680] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 681] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] rt_sigprocmask(SIG_SETMASK, [] [pid 683] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 679] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 677] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 681] <... futex resumed>) = 1 [pid 680] <... clone3 resumed> => {parent_tid=[687]}, 88) = 687 [pid 679] <... futex resumed>) = 0 [pid 678] <... futex resumed>) = 0 [pid 677] <... futex resumed>) = 1 [pid 672] <... futex resumed>) = 0 [pid 681] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 680] rt_sigprocmask(SIG_SETMASK, [] [pid 679] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 678] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 672] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 680] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 678] <... futex resumed>) = 0 [pid 677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 672] <... futex resumed>) = 0 [pid 681] ioctl(3, PPPIOCSFLAGS, 0 [pid 680] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 678] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 677] ioctl(3, PPPIOCSFLAGS, 0 [pid 672] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 681] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 680] <... futex resumed>) = 0 [pid 677] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 681] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 677] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 681] <... futex resumed>) = 1 [pid 678] <... futex resumed>) = 0 [pid 683] <... socket resumed>) = 4 [pid 683] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 682] <... futex resumed>) = 0 [pid 678] exit_group(0 [pid 682] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... futex resumed>) = 1 [pid 672] <... futex resumed>) = 0 [pid 678] <... exit_group resumed>) = ? [pid 681] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 682] <... futex resumed>) = 0 [pid 677] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 672] exit_group(0 [pid 682] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 677] <... futex resumed>) = ? [pid 672] <... exit_group resumed>) = ? [pid 683] <... futex resumed>) = 1 [pid 683] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 683] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 682] <... futex resumed>) = 0 [pid 682] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 682] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... futex resumed>) = 1 [pid 683] sendfile(-1, -1, [3 [pid 677] +++ exited with 0 +++ [pid 672] +++ exited with 0 +++ [pid 683] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 683] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 682] <... futex resumed>) = 0 [pid 682] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 682] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 681] +++ exited with 0 +++ [pid 678] +++ exited with 0 +++ [pid 683] <... futex resumed>) = 1 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=678, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 683] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 683] <... clone3 resumed>) = 688 [pid 683] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 682] <... futex resumed>) = 0 [pid 682] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 682] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... futex resumed>) = 1 [pid 683] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 683] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 682] <... futex resumed>) = 0 [pid 682] exit_group(0) = ? [pid 683] <... futex resumed>) = ? [pid 683] +++ exited with 0 +++ [pid 682] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 685 attached [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 687 attached [pid 685] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 685] rt_sigprocmask(SIG_SETMASK, [] [pid 687] set_robust_list(0x7ff80b98e9a0, 24 [pid 685] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 685] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 687] <... set_robust_list resumed>) = 0 [pid 685] <... socket resumed>) = 3 [pid 687] rt_sigprocmask(SIG_SETMASK, [] [pid 685] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 679] <... futex resumed>) = 0 [pid 679] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 685] <... futex resumed>) = 1 [pid 679] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 685] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 687] <... socket resumed>) = 3 [pid 685] <... socket resumed>) = 4 [pid 687] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 685] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 687] <... futex resumed>) = 1 [pid 680] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 0 [pid 680] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = 0 [pid 680] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 679] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 685] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 687] <... socket resumed>) = 4 [pid 685] <... connect resumed>) = -1 EEXIST (File exists) [pid 685] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 685] <... futex resumed>) = 1 [pid 679] <... futex resumed>) = 0 [pid 679] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 680] <... futex resumed>) = 0 [pid 680] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 687] <... futex resumed>) = 1 [pid 680] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 685] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 687] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 685] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 687] <... connect resumed>) = -1 EEXIST (File exists) [pid 679] <... futex resumed>) = 0 [pid 679] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 685] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 687] <... futex resumed>) = 1 [pid 685] <... clone3 resumed>) = 689 [pid 680] <... futex resumed>) = 0 [pid 680] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 680] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 687] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 685] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... restart_syscall resumed>) = 0 [pid 687] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 685] <... futex resumed>) = 1 [pid 679] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 687] <... futex resumed>) = 1 [pid 685] ioctl(3, PPPIOCSFLAGS, 0 [pid 680] <... futex resumed>) = 0 [pid 679] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 680] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 685] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 680] <... futex resumed>) = 0 [pid 679] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 687] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 685] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 690 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 691 ci2-android-5-10/strace-static-x86_64: Process 691 attached [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 685] <... futex resumed>) = 1 [pid 687] <... clone3 resumed>) = 692 [pid 685] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] <... futex resumed>) = 0 [pid 687] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] exit_group(0 [pid 685] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 679] <... exit_group resumed>) = ? [pid 687] <... futex resumed>) = 1 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 685] +++ exited with 0 +++ [pid 687] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 690 attached [pid 680] <... futex resumed>) = 0 [pid 679] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 680] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 690] set_robust_list(0x5555656516a0, 24 [pid 687] <... futex resumed>) = 0 [pid 680] <... futex resumed>) = 1 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 680] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 693 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 687] ioctl(3, PPPIOCSFLAGS, 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 691] set_robust_list(0x5555656516a0, 24) = 0 [pid 691] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 691] setpgid(0, 0) = 0 [pid 691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 687] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 691] <... openat resumed>) = 3 [pid 690] <... set_robust_list resumed>) = 0 [pid 687] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 693 attached [pid 691] write(3, "1000", 4) = 4 [pid 691] close(3) = 0 [pid 687] <... futex resumed>) = 1 [pid 680] <... futex resumed>) = 0 [pid 680] exit_group(0) = ? [pid 691] write(1, "executing program\n", 18) = 18 executing program [pid 691] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 691] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 691] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 691] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 691] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 687] +++ exited with 0 +++ [pid 680] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 691] <... clone3 resumed> => {parent_tid=[694]}, 88) = 694 [pid 691] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 691] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 694 attached [pid 694] set_robust_list(0x7ff80b98e9a0, 24 [pid 690] rt_sigprocmask(SIG_SETMASK, [] [pid 694] <... set_robust_list resumed>) = 0 [pid 694] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 694] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 690] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 694] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = 0 [pid 691] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 694] <... futex resumed>) = 1 [pid 694] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 694] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = 0 [pid 691] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 694] <... futex resumed>) = 1 [pid 694] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 694] <... connect resumed>) = -1 EEXIST (File exists) [pid 694] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = 0 [pid 691] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 694] <... futex resumed>) = 1 [pid 694] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 694] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = 0 [pid 691] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 694] <... futex resumed>) = 1 [pid 694] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 690] <... prctl resumed>) = 0 [pid 693] set_robust_list(0x5555656516a0, 24 [pid 694] <... clone3 resumed>) = 695 [pid 694] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = 0 [pid 691] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 690] setpgid(0, 0 [pid 694] <... futex resumed>) = 1 [pid 694] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 694] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = 0 [pid 691] exit_group(0) = ? [pid 694] <... futex resumed>) = ? [pid 690] <... setpgid resumed>) = 0 [pid 693] <... set_robust_list resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 690] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 697 attached [pid 693] rt_sigprocmask(SIG_SETMASK, [] [pid 690] write(3, "1000", 4 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 696 [pid 690] <... write resumed>) = 4 [pid 690] close(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 697 [pid 690] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 690] write(1, "executing program\n", 18 [pid 693] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 694] +++ exited with 0 +++ [pid 691] +++ exited with 0 +++ executing program [pid 690] <... write resumed>) = 18 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 690] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 696 attached [pid 690] <... futex resumed>) = 0 [pid 696] set_robust_list(0x5555656516a0, 24) = 0 [pid 696] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 690] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 696] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 690] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 696] <... prctl resumed>) = 0 [pid 690] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 690] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 696] setpgid(0, 0 [pid 690] rt_sigprocmask(SIG_BLOCK, ~[] [pid 696] <... setpgid resumed>) = 0 [pid 690] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 690] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 690] <... clone3 resumed> => {parent_tid=[698]}, 88) = 698 [pid 690] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 690] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 690] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... openat resumed>) = 3 [pid 696] write(3, "1000", 4) = 4 [pid 696] close(3 [pid 693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 696] <... close resumed>) = 0 [pid 696] write(1, "executing program\n", 18) = 18 executing program [pid 696] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 696] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 696] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 693] <... prctl resumed>) = 0 [pid 696] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 696] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 696] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 696] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[699]}, 88) = 699 [pid 696] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 696] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 696] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 698 attached [pid 698] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 698] rt_sigprocmask(SIG_SETMASK, [] [pid 693] setpgid(0, 0 [pid 698] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 698] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 698] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 690] <... futex resumed>) = 0 [pid 693] <... setpgid resumed>) = 0 [pid 690] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 698] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 690] <... futex resumed>) = 0 [pid 690] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 698] <... socket resumed>) = 4 [pid 698] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 690] <... futex resumed>) = 0 [pid 690] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 690] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 693] <... openat resumed>) = 3 [pid 698] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 698] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 690] <... futex resumed>) = 0 [pid 693] write(3, "1000", 4 [pid 690] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 698] sendfile(-1, -1, [3 [pid 690] <... futex resumed>) = 0 [pid 693] <... write resumed>) = 4 [pid 690] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 698] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 698] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] close(3 [pid 697] set_robust_list(0x5555656516a0, 24 [pid 698] <... futex resumed>) = 1 [pid 690] <... futex resumed>) = 0 [pid 697] <... set_robust_list resumed>) = 0 [pid 693] <... close resumed>) = 0 [pid 690] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 698] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 693] write(1, "executing program\n", 18 [pid 690] <... futex resumed>) = 0 [pid 697] rt_sigprocmask(SIG_SETMASK, [] [pid 693] <... write resumed>) = 18 [pid 690] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 693] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 693] <... futex resumed>) = 0 [pid 697] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 693] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 697] <... prctl resumed>) = 0 [pid 693] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 697] setpgid(0, 0 [pid 693] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 697] <... setpgid resumed>) = 0 [pid 698] <... clone3 resumed>) = 700 [pid 693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 698] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 698] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 690] <... futex resumed>) = 0 [pid 697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 693] <... mmap resumed>) = 0x7ff80b96e000 [pid 690] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 693] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 690] <... futex resumed>) = 0 [pid 698] ioctl(3, PPPIOCSFLAGS, 0 [pid 690] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 697] <... openat resumed>) = 3 [pid 693] <... mprotect resumed>) = 0 [pid 697] write(3, "1000", 4 [pid 698] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 698] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 690] <... futex resumed>) = 0 [pid 698] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 699 attached [pid 690] exit_group(0 [pid 697] <... write resumed>) = 4 [pid 693] rt_sigprocmask(SIG_BLOCK, ~[] [pid 690] <... exit_group resumed>) = ? [pid 693] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 697] close(3 [pid 698] <... futex resumed>) = ? [pid 693] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 697] <... close resumed>) = 0 [pid 697] write(1, "executing program\n", 18 [pid 693] <... clone3 resumed> => {parent_tid=[701]}, 88) = 701 [pid 693] rt_sigprocmask(SIG_SETMASK, [] [pid 697] <... write resumed>) = 18 [pid 693] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 693] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] <... futex resumed>) = 0 [pid 699] set_robust_list(0x7ff80b98e9a0, 24 [pid 693] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 697] <... futex resumed>) = 0 [pid 699] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 701 attached executing program [pid 697] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 699] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 699] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 697] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 701] set_robust_list(0x7ff80b98e9a0, 24 [pid 699] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = 0 [pid 696] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 696] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 699] <... futex resumed>) = 1 [pid 699] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 699] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 300] <... restart_syscall resumed>) = 0 [pid 697] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 696] <... futex resumed>) = 0 [pid 697] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 697] <... mmap resumed>) = 0x7ff80b96e000 [pid 696] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 697] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 696] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 696] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 699] <... futex resumed>) = 1 [pid 697] <... mprotect resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 702 [pid 699] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 697] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 697] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 697] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 699] <... connect resumed>) = -1 EEXIST (File exists) [pid 699] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = 0 [pid 696] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 696] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 699] <... futex resumed>) = 1 [pid 699] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 697] <... clone3 resumed> => {parent_tid=[703]}, 88) = 703 [pid 701] <... set_robust_list resumed>) = 0 [pid 697] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 699] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = 0 [pid 697] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 696] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... futex resumed>) = 0 [pid 696] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 701] rt_sigprocmask(SIG_SETMASK, [] [pid 699] <... futex resumed>) = 1 [pid 699] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 698] +++ exited with 0 +++ [pid 690] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 702 attached [pid 701] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 699] <... clone3 resumed>) = 704 [pid 699] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = 0 [pid 702] set_robust_list(0x5555656516a0, 24 [pid 701] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 696] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 696] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 699] <... futex resumed>) = 1 [pid 699] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 699] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = 0 [pid 696] exit_group(0) = ? [pid 701] <... socket resumed>) = 3 [pid 699] <... futex resumed>) = ? [pid 702] <... set_robust_list resumed>) = 0 [pid 701] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 699] +++ exited with 0 +++ [pid 696] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 703 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 701] <... futex resumed>) = 1 [pid 693] <... futex resumed>) = 0 [pid 703] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 703] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 703] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 693] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 701] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 703] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] <... futex resumed>) = 0 [pid 697] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 697] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] <... futex resumed>) = 1 [pid 703] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 703] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] <... futex resumed>) = 0 [pid 701] <... socket resumed>) = 4 [pid 693] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 697] <... futex resumed>) = 0 [pid 697] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 697] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] <... futex resumed>) = 1 [pid 703] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 703] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] <... futex resumed>) = 0 [pid 697] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 697] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] <... futex resumed>) = 1 [pid 703] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 703] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] <... futex resumed>) = 0 [pid 697] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 697] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] <... futex resumed>) = 1 [pid 703] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 705 [pid 702] rt_sigprocmask(SIG_SETMASK, [] [pid 701] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] <... futex resumed>) = 0 [pid 697] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 697] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] <... futex resumed>) = 1 [pid 703] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 702] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 701] <... futex resumed>) = 1 [pid 693] <... futex resumed>) = 0 [pid 703] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] <... futex resumed>) = 0 [pid 697] exit_group(0) = ? [pid 703] <... futex resumed>) = ? [pid 703] +++ exited with 0 +++ [pid 702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 701] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 697] +++ exited with 0 +++ [pid 693] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 702] <... prctl resumed>) = 0 [pid 701] <... connect resumed>) = -1 EEXIST (File exists) [pid 693] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 701] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 702] setpgid(0, 0 [pid 701] <... futex resumed>) = 0 [pid 702] <... setpgid resumed>) = 0 [pid 693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 693] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 701] sendfile(-1, -1, [3 [pid 693] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 706 attached ci2-android-5-10/strace-static-x86_64: Process 707 attached [pid 702] <... openat resumed>) = 3 [pid 701] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 693] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 706 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 707 [pid 702] write(3, "1000", 4 [pid 701] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 701] <... futex resumed>) = 0 [pid 693] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 702] <... write resumed>) = 4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 693] <... futex resumed>) = 0 [pid 702] close(3 [pid 706] set_robust_list(0x5555656516a0, 24 [pid 701] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 693] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 702] <... close resumed>) = 0 [pid 707] set_robust_list(0x5555656516a0, 24 [pid 706] <... set_robust_list resumed>) = 0 [pid 702] write(1, "executing program\n", 18 [pid 701] <... clone3 resumed>) = 708 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 702] <... write resumed>) = 18 executing program ci2-android-5-10/strace-static-x86_64: Process 709 attached [pid 707] <... set_robust_list resumed>) = 0 [pid 706] rt_sigprocmask(SIG_SETMASK, [] [pid 702] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 701] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 709 [pid 709] set_robust_list(0x5555656516a0, 24) = 0 [pid 702] <... futex resumed>) = 0 [pid 701] <... futex resumed>) = 1 [pid 693] <... futex resumed>) = 0 [pid 702] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 709] setpgid(0, 0) = 0 [pid 709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 693] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 702] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 709] <... openat resumed>) = 3 [pid 709] write(3, "1000", 4) = 4 [pid 709] close(3) = 0 [pid 709] write(1, "executing program\n", 18) = 18 [pid 709] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 709] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 693] <... futex resumed>) = 0 executing program [pid 702] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 701] ioctl(3, PPPIOCSFLAGS, 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 709] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 702] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 693] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 701] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 709] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 709] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[710]}, 88) = 710 [pid 702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 706] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 701] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 709] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 709] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 710 attached [pid 710] set_robust_list(0x7ff80b98e9a0, 24 [pid 702] <... mmap resumed>) = 0x7ff80b96e000 [pid 701] <... futex resumed>) = 1 [pid 693] <... futex resumed>) = 0 [pid 710] <... set_robust_list resumed>) = 0 [pid 710] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 710] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 710] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] <... futex resumed>) = 0 [pid 709] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 709] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 710] <... futex resumed>) = 1 [pid 710] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 710] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] <... futex resumed>) = 0 [pid 709] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 709] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 710] <... futex resumed>) = 1 [pid 710] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 710] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] <... futex resumed>) = 0 [pid 709] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 709] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 710] <... futex resumed>) = 1 [pid 710] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 710] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] <... futex resumed>) = 0 [pid 709] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 709] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 710] <... futex resumed>) = 1 [pid 710] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 693] exit_group(0 [pid 702] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 701] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 706] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 693] <... exit_group resumed>) = ? [pid 702] <... mprotect resumed>) = 0 [pid 706] <... prctl resumed>) = 0 [pid 701] <... futex resumed>) = ? [pid 702] rt_sigprocmask(SIG_BLOCK, ~[] [pid 710] <... clone3 resumed>) = 711 [pid 710] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] <... futex resumed>) = 0 [pid 709] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 709] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 710] <... futex resumed>) = 1 [pid 701] +++ exited with 0 +++ [pid 702] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 693] +++ exited with 0 +++ [pid 706] setpgid(0, 0 [pid 702] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 706] <... setpgid resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 702] <... clone3 resumed> => {parent_tid=[712]}, 88) = 712 [pid 706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 702] rt_sigprocmask(SIG_SETMASK, [] [pid 710] ioctl(3, PPPIOCSFLAGS, 0 [pid 702] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 710] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 706] <... openat resumed>) = 3 [pid 702] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 706] write(3, "1000", 4 [pid 702] <... futex resumed>) = 0 [pid 709] <... futex resumed>) = 0 [pid 702] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 706] <... write resumed>) = 4 [pid 709] exit_group(0) = ? [pid 710] <... futex resumed>) = ? [pid 706] close(3) = 0 [pid 707] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 713 executing program [pid 706] write(1, "executing program\n", 18) = 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 706] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 706] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 706] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 706] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 710] +++ exited with 0 +++ [pid 709] +++ exited with 0 +++ [pid 706] <... mprotect resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 713 attached [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 706] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 706] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 713] set_robust_list(0x5555656516a0, 24 [pid 706] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 713] <... set_robust_list resumed>) = 0 [pid 706] <... clone3 resumed> => {parent_tid=[714]}, 88) = 714 [pid 713] rt_sigprocmask(SIG_SETMASK, [] [pid 706] rt_sigprocmask(SIG_SETMASK, [] [pid 713] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 706] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 706] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 706] <... futex resumed>) = 0 [pid 713] setpgid(0, 0 [pid 706] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 713] <... setpgid resumed>) = 0 [pid 713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 712 attached [pid 712] set_robust_list(0x7ff80b98e9a0, 24 [pid 713] <... openat resumed>) = 3 [pid 712] <... set_robust_list resumed>) = 0 [pid 712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 712] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 ci2-android-5-10/strace-static-x86_64: Process 714 attached [pid 713] write(3, "1000", 4 [pid 712] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... prctl resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 707] setpgid(0, 0) = 0 [pid 707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 707] <... openat resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 707] write(3, "1000", 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 707] <... write resumed>) = 4 [pid 707] close(3 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 715 [pid 707] <... close resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 707] write(1, "executing program\n", 18 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 707] <... write resumed>) = 18 [pid 707] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}ci2-android-5-10/strace-static-x86_64: Process 715 attached , NULL, 8) = 0 [pid 707] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 707] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 707] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[716]}, 88) = 716 [pid 707] rt_sigprocmask(SIG_SETMASK, [] [pid 714] set_robust_list(0x7ff80b98e9a0, 24 [pid 707] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 714] <... set_robust_list resumed>) = 0 [pid 713] <... write resumed>) = 4 [pid 712] <... futex resumed>) = 1 [pid 707] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 702] <... futex resumed>) = 0 [pid 714] rt_sigprocmask(SIG_SETMASK, [] [pid 713] close(3 [pid 712] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] <... futex resumed>) = 0 [pid 702] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 713] <... close resumed>) = 0 [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 702] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 716 attached [pid 715] set_robust_list(0x5555656516a0, 24 [pid 714] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 713] write(1, "executing program\n", 18 executing program [pid 712] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 702] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 714] <... socket resumed>) = 3 [pid 713] <... write resumed>) = 18 [pid 712] <... socket resumed>) = 4 [pid 714] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 713] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... futex resumed>) = 1 [pid 713] <... futex resumed>) = 0 [pid 712] <... futex resumed>) = 1 [pid 706] <... futex resumed>) = 0 [pid 702] <... futex resumed>) = 0 [pid 714] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 713] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 712] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 706] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 702] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 713] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 706] <... futex resumed>) = 0 [pid 702] <... futex resumed>) = 0 [pid 714] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 713] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 712] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 706] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 702] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 716] set_robust_list(0x7ff80b98e9a0, 24 [pid 715] <... set_robust_list resumed>) = 0 [pid 714] <... socket resumed>) = 4 [pid 713] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 712] <... connect resumed>) = 0 [pid 714] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 713] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 712] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... futex resumed>) = 1 [pid 713] <... mmap resumed>) = 0x7ff80b96e000 [pid 712] <... futex resumed>) = 1 [pid 706] <... futex resumed>) = 0 [pid 702] <... futex resumed>) = 0 [pid 714] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 713] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 712] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 706] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 702] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] <... set_robust_list resumed>) = 0 [pid 715] rt_sigprocmask(SIG_SETMASK, [] [pid 714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 713] <... mprotect resumed>) = 0 [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 706] <... futex resumed>) = 0 [pid 702] <... futex resumed>) = 0 [pid 714] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 713] rt_sigprocmask(SIG_BLOCK, ~[] [pid 712] sendfile(-1, -1, [3 [pid 706] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 702] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 714] <... connect resumed>) = -1 EEXIST (File exists) [pid 713] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 712] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 714] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 713] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 712] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] rt_sigprocmask(SIG_SETMASK, [] [pid 715] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 714] <... futex resumed>) = 1 [pid 712] <... futex resumed>) = 1 [pid 706] <... futex resumed>) = 0 [pid 702] <... futex resumed>) = 0 [pid 714] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 713] <... clone3 resumed> => {parent_tid=[717]}, 88) = 717 [pid 712] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 706] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 702] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 713] rt_sigprocmask(SIG_SETMASK, [] [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 706] <... futex resumed>) = 0 [pid 702] <... futex resumed>) = 0 [pid 714] sendfile(-1, -1, [3 [pid 713] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 36.720542][ T647] ------------[ cut here ]------------ [ 36.726038][ T647] WARNING: CPU: 0 PID: 647 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 36.737095][ T647] Modules linked in: [ 36.741363][ T647] CPU: 0 PID: 647 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 36.750722][ T647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.762479][ T647] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [pid 712] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 706] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 702] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 717 attached [pid 716] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 714] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 713] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] <... clone3 resumed>) = 718 [pid 714] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 713] <... futex resumed>) = 0 [pid 712] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... futex resumed>) = 1 [pid 713] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 712] <... futex resumed>) = 1 [pid 706] <... futex resumed>) = 0 [pid 702] <... futex resumed>) = 0 [pid 714] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 712] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 706] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 702] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 706] <... futex resumed>) = 0 [pid 702] <... futex resumed>) = 0 [pid 714] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 712] ioctl(3, PPPIOCSFLAGS, 0 [pid 706] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 702] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 714] <... clone3 resumed>) = 719 [pid 712] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 714] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... futex resumed>) = 1 [pid 712] <... futex resumed>) = 1 [pid 706] <... futex resumed>) = 0 [pid 702] <... futex resumed>) = 0 [pid 714] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 712] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 706] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 702] exit_group(0 [pid 714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 712] <... futex resumed>) = ? [pid 706] <... futex resumed>) = 0 [pid 702] <... exit_group resumed>) = ? [pid 714] ioctl(3, PPPIOCSFLAGS, 0 [pid 712] +++ exited with 0 +++ [pid 706] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 702] +++ exited with 0 +++ [pid 714] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 714] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 714] <... futex resumed>) = 1 [pid 706] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 716] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 715] <... prctl resumed>) = 0 [pid 714] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 706] exit_group(0 [pid 714] <... futex resumed>) = ? [pid 706] <... exit_group resumed>) = ? [pid 714] +++ exited with 0 +++ [pid 706] +++ exited with 0 +++ [pid 716] <... socket resumed>) = 3 [pid 715] setpgid(0, 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 717] set_robust_list(0x7ff80b98e9a0, 24 [pid 716] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 715] <... setpgid resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 717] <... set_robust_list resumed>) = 0 [pid 716] <... futex resumed>) = 1 [pid 715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 707] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 707] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 720 [pid 707] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 720 attached [pid 720] set_robust_list(0x5555656516a0, 24 [pid 717] rt_sigprocmask(SIG_SETMASK, [] [pid 716] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 717] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 716] <... socket resumed>) = 4 [pid 715] <... openat resumed>) = 3 [pid 720] <... set_robust_list resumed>) = 0 [pid 720] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 721 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 720] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 720] setpgid(0, 0) = 0 [pid 720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 716] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 715] write(3, "1000", 4 [pid 720] write(3, "1000", 4) = 4 [pid 716] <... futex resumed>) = 1 [pid 715] <... write resumed>) = 4 [pid 707] <... futex resumed>) = 0 [pid 717] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 720] close(3) = 0 executing program [pid 720] write(1, "executing program\n", 18) = 18 [pid 720] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 720] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 720] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0ci2-android-5-10/strace-static-x86_64: Process 721 attached ) = 0x7ff80b96e000 [pid 721] set_robust_list(0x5555656516a0, 24 [pid 720] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 721] <... set_robust_list resumed>) = 0 [pid 720] <... mprotect resumed>) = 0 [pid 721] rt_sigprocmask(SIG_SETMASK, [] [pid 720] rt_sigprocmask(SIG_BLOCK, ~[] [pid 721] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 720] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 717] <... socket resumed>) = 3 [pid 716] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 715] close(3 [pid 707] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 720] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 721] <... prctl resumed>) = 0 [pid 721] setpgid(0, 0 [pid 720] <... clone3 resumed> => {parent_tid=[722]}, 88) = 722 [pid 721] <... setpgid resumed>) = 0 [pid 720] rt_sigprocmask(SIG_SETMASK, [] [pid 721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 720] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 721] <... openat resumed>) = 3 [ 36.770310][ T647] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 36.792164][ T647] RSP: 0018:ffffc90001437c40 EFLAGS: 00010293 [ 36.798475][ T647] RAX: ffffffff842f41a7 RBX: ffff88810b088800 RCX: ffff88810ec8e2c0 [ 36.806856][ T647] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d [pid 720] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] write(3, "1000", 4 [pid 720] <... futex resumed>) = 0 [pid 721] <... write resumed>) = 4 [pid 720] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 717] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 715] <... close resumed>) = 0 [pid 707] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 722 attached [pid 721] close(3) = 0 executing program [pid 721] write(1, "executing program\n", 18) = 18 [pid 721] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 721] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 713] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 721] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 713] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 713] <... futex resumed>) = 0 [pid 721] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 713] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 721] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 721] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 721] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[723]}, 88) = 723 [pid 721] rt_sigprocmask(SIG_SETMASK, [] [pid 717] <... futex resumed>) = 1 [pid 716] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 722] set_robust_list(0x7ff80b98e9a0, 24 [pid 715] write(1, "executing program\n", 18 [pid 707] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 721] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 717] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 716] <... connect resumed>) = -1 EEXIST (File exists) [pid 713] <... futex resumed>) = 0 [pid 721] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 721] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 723 attached [pid 723] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 723] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 723] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] <... futex resumed>) = 0 [pid 721] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 721] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 723] <... futex resumed>) = 1 [pid 722] <... set_robust_list resumed>) = 0 [pid 715] <... write resumed>) = 18 [pid 717] <... socket resumed>) = 4 [pid 713] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=37000000} [pid 723] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 722] rt_sigprocmask(SIG_SETMASK, [] [pid 723] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 715] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 722] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 717] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 715] <... futex resumed>) = 0 [pid 723] <... futex resumed>) = 1 [pid 721] <... futex resumed>) = 0 [pid 723] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 721] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] <... connect resumed>) = -1 EEXIST (File exists) [pid 721] <... futex resumed>) = 0 [pid 723] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 723] <... futex resumed>) = 0 [pid 721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 723] sendfile(-1, -1, [3 [pid 721] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 721] <... futex resumed>) = 0 [pid 723] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 723] <... futex resumed>) = 0 [pid 721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 723] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 721] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] <... clone3 resumed>) = 724 [pid 722] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 721] <... futex resumed>) = 0 [pid 717] <... futex resumed>) = 1 [pid 716] <... futex resumed>) = 1 [pid 715] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 713] <... futex resumed>) = 0 [pid 707] <... futex resumed>) = 0 [pid 723] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 723] <... futex resumed>) = 0 [pid 721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 723] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 721] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 722] <... socket resumed>) = 3 [pid 721] <... futex resumed>) = 0 [pid 717] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 716] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 715] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 713] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] ioctl(3, PPPIOCSFLAGS, 0 [pid 722] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 715] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 713] <... futex resumed>) = 0 [pid 707] <... futex resumed>) = 0 [pid 723] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 723] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 721] <... futex resumed>) = 0 [pid 723] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 721] exit_group(0 [pid 723] <... futex resumed>) = ? [pid 721] <... exit_group resumed>) = ? [pid 723] +++ exited with 0 +++ [pid 721] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 722] <... futex resumed>) = 1 [pid 720] <... futex resumed>) = 0 [pid 722] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 720] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 717] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 720] <... futex resumed>) = 0 [pid 716] sendfile(-1, -1, [3 [pid 715] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 713] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 707] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 722] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 720] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 722] <... socket resumed>) = 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 722] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 720] <... futex resumed>) = 0 [pid 722] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [ 36.815600][ T647] RBP: ffffc90001437c60 R08: ffff88810b088883 R09: 1ffff11021611110 [ 36.824528][ T647] R10: dffffc0000000000 R11: ffffed1021611111 R12: dffffc0000000000 [ 36.832829][ T647] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88812241d800 [ 36.841742][ T647] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 36.851086][ T647] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.858687][ T647] CR2: 00007ff80ba5eb40 CR3: 000000010ba14000 CR4: 00000000003506b0 [pid 720] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 720] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 722] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 720] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 722] <... connect resumed>) = -1 EEXIST (File exists) [pid 717] <... connect resumed>) = -1 EEXIST (File exists) [pid 716] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 722] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 725 [pid 722] <... futex resumed>) = 1 [pid 720] <... futex resumed>) = 0 [pid 717] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 722] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 720] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 720] <... futex resumed>) = 0 [pid 722] sendfile(-1, -1, [3 [pid 720] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 722] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 722] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 720] <... futex resumed>) = 0 [pid 722] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 720] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 720] <... futex resumed>) = 0 [pid 722] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 720] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 717] <... futex resumed>) = 1 [pid 716] <... futex resumed>) = 1 [pid 715] <... mmap resumed>) = 0x7ff80b96e000 [pid 713] <... futex resumed>) = 0 [pid 707] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 725 attached [pid 722] <... clone3 resumed>) = 726 [pid 713] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] set_robust_list(0x5555656516a0, 24 [pid 722] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 713] <... futex resumed>) = 0 [pid 725] <... set_robust_list resumed>) = 0 [pid 722] <... futex resumed>) = 1 [pid 720] <... futex resumed>) = 0 [pid 717] sendfile(-1, -1, [3 [pid 716] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 715] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 713] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 707] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] rt_sigprocmask(SIG_SETMASK, [] [pid 722] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 720] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 720] <... futex resumed>) = 0 [pid 725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 722] ioctl(3, PPPIOCSFLAGS, 0 [pid 720] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] <... prctl resumed>) = 0 [pid 722] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 717] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 715] <... mprotect resumed>) = 0 [pid 707] <... futex resumed>) = 0 [pid 725] setpgid(0, 0 [pid 722] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... setpgid resumed>) = 0 [pid 722] <... futex resumed>) = 1 [pid 720] <... futex resumed>) = 0 [pid 725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 722] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 720] exit_group(0 [pid 725] <... openat resumed>) = 3 [pid 722] <... futex resumed>) = ? [pid 720] <... exit_group resumed>) = ? [pid 717] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 715] rt_sigprocmask(SIG_BLOCK, ~[] [pid 707] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] write(3, "1000", 4 [pid 722] +++ exited with 0 +++ [pid 720] +++ exited with 0 +++ [pid 717] <... futex resumed>) = 1 [pid 713] <... futex resumed>) = 0 [pid 725] <... write resumed>) = 4 [pid 717] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 713] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 725] close(3 [pid 717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 716] <... clone3 resumed>) = 727 [pid 715] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 713] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 725] <... close resumed>) = 0 [pid 717] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 713] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] write(1, "executing program\n", 18 [pid 717] <... clone3 resumed>) = 728 [pid 725] <... write resumed>) = 18 executing program [pid 717] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 715] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 725] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 717] <... futex resumed>) = 1 [pid 713] <... futex resumed>) = 0 [pid 725] <... futex resumed>) = 0 [pid 717] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 713] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 713] <... futex resumed>) = 0 [pid 725] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 717] ioctl(3, PPPIOCSFLAGS, 0 [pid 713] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 717] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 716] <... futex resumed>) = 1 [pid 300] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 729 attached [pid 725] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 717] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 715] <... clone3 resumed> => {parent_tid=[729]}, 88) = 729 [pid 707] <... futex resumed>) = 0 [pid 725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 717] <... futex resumed>) = 1 [pid 713] <... futex resumed>) = 0 [pid 725] <... mmap resumed>) = 0x7ff80b96e000 [pid 717] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 713] exit_group(0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 725] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 717] <... futex resumed>) = ? [pid 713] <... exit_group resumed>) = ? [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 729] set_robust_list(0x7ff80b98e9a0, 24 [pid 725] <... mprotect resumed>) = 0 [pid 717] +++ exited with 0 +++ [pid 715] rt_sigprocmask(SIG_SETMASK, [] [pid 713] +++ exited with 0 +++ [pid 707] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 729] <... set_robust_list resumed>) = 0 [pid 725] rt_sigprocmask(SIG_BLOCK, ~[] [pid 716] <... futex resumed>) = 0 [pid 715] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 707] <... futex resumed>) = 1 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 725] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 730 [ 36.866968][ T647] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.875223][ T647] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.883455][ T647] Call Trace: [ 36.886820][ T647] pppol2tp_release+0x150/0x2b0 [ 36.892092][ T647] sock_close+0xb8/0x200 [ 36.896456][ T647] ? sock_mmap+0xa0/0xa0 [ 36.901343][ T647] __fput+0x2dc/0x730 [ 36.905539][ T647] ____fput+0x15/0x20 [ 36.910049][ T647] task_work_run+0x127/0x190 [ 36.914756][ T647] do_exit+0xa7c/0x24e0 [pid 725] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 729] rt_sigprocmask(SIG_SETMASK, [] [pid 725] <... clone3 resumed> => {parent_tid=[731]}, 88) = 731 [pid 716] ioctl(3, PPPIOCSFLAGS, 0 [pid 715] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 730 attached [pid 729] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 725] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 725] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 725] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 732 [pid 725] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 725] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 730] set_robust_list(0x5555656516a0, 24 [pid 729] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 716] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 715] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 731 attached [pid 731] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 732 attached [pid 731] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 732] set_robust_list(0x5555656516a0, 24) = 0 [pid 732] rt_sigprocmask(SIG_SETMASK, [] [pid 731] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 732] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 731] <... futex resumed>) = 1 [pid 729] <... socket resumed>) = 3 [pid 725] <... futex resumed>) = 0 [pid 715] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 732] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 731] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 730] <... set_robust_list resumed>) = 0 [pid 725] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 732] <... prctl resumed>) = 0 [pid 731] <... socket resumed>) = 4 [pid 725] <... futex resumed>) = 0 [pid 732] setpgid(0, 0 [pid 731] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 732] <... setpgid resumed>) = 0 [pid 731] <... futex resumed>) = 0 [pid 725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 731] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 729] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 732] <... openat resumed>) = 3 [pid 731] <... connect resumed>) = -1 EEXIST (File exists) [pid 730] rt_sigprocmask(SIG_SETMASK, [] [pid 725] <... futex resumed>) = 0 [pid 716] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 732] write(3, "1000", 4 [pid 731] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 732] <... write resumed>) = 4 [pid 731] <... futex resumed>) = 0 [pid 725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 732] close(3 [pid 731] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 725] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 732] <... close resumed>) = 0 [pid 731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 725] <... futex resumed>) = 0 [pid 732] write(1, "executing program\n", 18 executing program [pid 731] sendfile(-1, -1, [3 [pid 730] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 729] <... futex resumed>) = 0 [pid 725] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 716] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 715] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] exit_group(0 [pid 732] <... write resumed>) = 18 [pid 731] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 732] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 731] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 732] <... futex resumed>) = 0 [pid 731] <... futex resumed>) = 1 [pid 725] <... futex resumed>) = 0 [pid 732] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 731] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 725] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 732] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 725] <... futex resumed>) = 0 [pid 732] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 731] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 725] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 732] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 731] <... clone3 resumed>) = 733 [pid 732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 731] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 732] <... mmap resumed>) = 0x7ff80b96e000 [pid 731] <... futex resumed>) = 1 [pid 725] <... futex resumed>) = 0 [pid 715] <... futex resumed>) = 0 [pid 732] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 731] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 729] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 725] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] <... futex resumed>) = ? [pid 707] <... exit_group resumed>) = ? [pid 732] <... mprotect resumed>) = 0 [pid 731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 725] <... futex resumed>) = 0 [pid 732] rt_sigprocmask(SIG_BLOCK, ~[] [pid 731] ioctl(3, PPPIOCSFLAGS, 0 [pid 725] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 732] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 731] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 732] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 731] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 725] <... futex resumed>) = 0 [pid 732] <... clone3 resumed> => {parent_tid=[734]}, 88) = 734 [pid 731] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 725] exit_group(0 [pid 732] rt_sigprocmask(SIG_SETMASK, [] [pid 731] <... futex resumed>) = ? [pid 725] <... exit_group resumed>) = ? [pid 732] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 731] +++ exited with 0 +++ [pid 730] <... prctl resumed>) = 0 [pid 729] <... socket resumed>) = 4 [pid 725] +++ exited with 0 +++ [pid 716] +++ exited with 0 +++ [pid 715] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 732] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] +++ exited with 0 +++ [pid 732] <... futex resumed>) = 0 [pid 730] setpgid(0, 0 [pid 729] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 732] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 735 ci2-android-5-10/strace-static-x86_64: Process 735 attached ci2-android-5-10/strace-static-x86_64: Process 734 attached [pid 730] <... setpgid resumed>) = 0 [pid 729] <... futex resumed>) = 1 [pid 715] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 734] set_robust_list(0x7ff80b98e9a0, 24 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 734] <... set_robust_list resumed>) = 0 [pid 734] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 734] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 734] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 732] <... futex resumed>) = 0 [pid 734] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [ 36.918978][ T647] ? __kasan_check_write+0x14/0x20 [ 36.924396][ T647] ? switch_fpu_return+0x19c/0x330 [ 36.929626][ T647] ? put_task_struct+0x90/0x90 [ 36.934709][ T647] ? fpu__clear_all+0x20/0x20 [ 36.939546][ T647] ? __kasan_check_read+0x11/0x20 [ 36.945647][ T718] ------------[ cut here ]------------ [ 36.951906][ T718] WARNING: CPU: 0 PID: 718 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 36.962698][ T647] __x64_sys_exit+0x40/0x40 [ 36.967291][ T647] do_syscall_64+0x31/0x40 [pid 732] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 729] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 715] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] set_robust_list(0x5555656516a0, 24 [pid 734] <... socket resumed>) = 4 [pid 732] <... futex resumed>) = 0 [pid 734] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 732] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 734] <... futex resumed>) = 0 [pid 732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 734] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 732] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] <... connect resumed>) = 0 [pid 732] <... futex resumed>) = 0 [pid 735] <... set_robust_list resumed>) = 0 [pid 734] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 732] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 730] <... openat resumed>) = 3 [pid 729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 715] <... futex resumed>) = 0 [pid 734] <... futex resumed>) = 0 [pid 732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 734] sendfile(-1, -1, [3 [pid 732] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 734] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 732] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 734] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 732] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 734] <... futex resumed>) = 0 [pid 732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 734] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 732] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 736 [pid 734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 732] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 734] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 732] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 735] rt_sigprocmask(SIG_SETMASK, [] [pid 734] <... clone3 resumed>) = 737 [pid 730] write(3, "1000", 4 [pid 729] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 715] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 734] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 732] <... futex resumed>) = 0 [pid 734] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 732] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 732] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 736 attached [pid 734] ioctl(3, PPPIOCSFLAGS, 0 [pid 732] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 736] set_robust_list(0x5555656516a0, 24 [pid 734] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 736] <... set_robust_list resumed>) = 0 [pid 734] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 736] rt_sigprocmask(SIG_SETMASK, [] [pid 735] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 734] <... futex resumed>) = 1 [pid 732] <... futex resumed>) = 0 [pid 729] <... connect resumed>) = -1 EEXIST (File exists) [pid 736] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 734] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 732] exit_group(0 [pid 730] <... write resumed>) = 4 [pid 736] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 734] <... futex resumed>) = ? [pid 732] <... exit_group resumed>) = ? [pid 736] <... prctl resumed>) = 0 [pid 734] +++ exited with 0 +++ [pid 732] +++ exited with 0 +++ [pid 736] setpgid(0, 0 [pid 735] <... prctl resumed>) = 0 [pid 730] close(3 [pid 729] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 736] <... setpgid resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 736] <... openat resumed>) = 3 [pid 736] write(3, "1000", 4) = 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 736] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 736] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD executing program [pid 736] write(1, "executing program\n", 18) = 18 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 738 [pid 736] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 736] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 736] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 736] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 735] setpgid(0, 0 [pid 736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 730] <... close resumed>) = 0 [pid 736] <... mmap resumed>) = 0x7ff80b96e000 [pid 735] <... setpgid resumed>) = 0 [pid 730] write(1, "executing program\n", 18 [pid 736] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 729] <... futex resumed>) = 1 [pid 715] <... futex resumed>) = 0 [pid 736] <... mprotect resumed>) = 0 [pid 736] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[739]}, 88) = 739 [pid 736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 736] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 736] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 738 attached [pid 738] set_robust_list(0x5555656516a0, 24) = 0 [pid 738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 730] <... write resumed>) = 18 [pid 715] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] <... prctl resumed>) = 0 executing program [pid 738] setpgid(0, 0) = 0 [pid 738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 715] <... futex resumed>) = 0 [pid 730] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 739 attached [pid 738] write(3, "1000", 4 [pid 735] <... openat resumed>) = 3 [pid 730] <... futex resumed>) = 0 [pid 729] sendfile(-1, -1, [3 [pid 715] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] <... write resumed>) = 4 [pid 738] close(3) = 0 executing program [pid 738] write(1, "executing program\n", 18) = 18 [pid 738] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 738] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 738] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 738] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 738] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 36.972189][ T718] Modules linked in: [ 36.976269][ T718] CPU: 0 PID: 718 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 36.985659][ T647] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 36.991756][ T647] RIP: 0033:0x7ff80b9ae199 [ 36.996333][ T718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 37.006701][ T647] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [pid 738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[740]}, 88) = 740 [pid 739] set_robust_list(0x7ff80b98e9a0, 24 [pid 735] write(3, "1000", 4 [pid 739] <... set_robust_list resumed>) = 0 [pid 738] rt_sigprocmask(SIG_SETMASK, [] [pid 730] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 729] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 738] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 735] <... write resumed>) = 4 [pid 738] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 738] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 740 attached [pid 740] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 740] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 739] rt_sigprocmask(SIG_SETMASK, [] [pid 730] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 729] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 735] close(3 [pid 730] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 729] <... futex resumed>) = 1 [pid 715] <... futex resumed>) = 0 [pid 740] <... socket resumed>) = 3 [pid 740] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] <... futex resumed>) = 0 [pid 738] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 738] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 740] <... futex resumed>) = 1 [pid 740] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 740] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 738] <... futex resumed>) = 0 [pid 740] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 738] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] <... connect resumed>) = -1 EEXIST (File exists) [pid 738] <... futex resumed>) = 0 [pid 740] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 740] <... futex resumed>) = 0 [pid 738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 740] sendfile(-1, -1, [3 [pid 738] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 738] <... futex resumed>) = 0 [pid 740] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 740] <... futex resumed>) = 0 [pid 738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 740] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 738] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] <... clone3 resumed>) = 741 [pid 738] <... futex resumed>) = 0 [pid 740] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 740] <... futex resumed>) = 0 [pid 738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 740] ioctl(3, PPPIOCSFLAGS, 0 [pid 738] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 740] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 738] <... futex resumed>) = 0 [pid 740] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 740] <... futex resumed>) = 0 [pid 738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 740] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] exit_group(0 [pid 740] <... futex resumed>) = ? [pid 738] <... exit_group resumed>) = ? [pid 740] +++ exited with 0 +++ [pid 738] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=738, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 715] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 715] <... futex resumed>) = 0 [pid 739] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 735] <... close resumed>) = 0 [pid 730] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 729] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 715] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 739] <... socket resumed>) = 3 [pid 735] write(1, "executing program\n", 18 [pid 730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 729] <... clone3 resumed>) = 742 [pid 301] <... restart_syscall resumed>) = 0 executing program [pid 739] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] <... write resumed>) = 18 [pid 730] <... mmap resumed>) = 0x7ff80b96e000 [pid 729] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 736] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 736] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 743 attached [pid 739] <... futex resumed>) = 0 [pid 736] <... futex resumed>) = 0 [pid 735] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 729] <... futex resumed>) = 1 [pid 715] <... futex resumed>) = 0 [pid 736] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 715] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 743 [pid 715] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 715] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 37.015082][ T647] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 37.023766][ T718] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 37.030339][ T718] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 37.050541][ T647] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [ 37.052764][ T718] RSP: 0018:ffffc90001567c40 EFLAGS: 00010293 [pid 743] set_robust_list(0x5555656516a0, 24 [pid 739] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 735] <... futex resumed>) = 0 [pid 730] <... mprotect resumed>) = 0 [pid 729] ioctl(3, PPPIOCSFLAGS, 0 [pid 743] <... set_robust_list resumed>) = 0 [pid 739] <... socket resumed>) = 4 [pid 735] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 730] rt_sigprocmask(SIG_BLOCK, ~[] [pid 729] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 743] rt_sigprocmask(SIG_SETMASK, [] [pid 739] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 743] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 730] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 729] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] <... futex resumed>) = 1 [pid 735] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 729] <... futex resumed>) = 1 [pid 743] <... prctl resumed>) = 0 [pid 739] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 735] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 743] setpgid(0, 0 [pid 736] <... futex resumed>) = 0 [pid 735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 729] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 715] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 744 attached [pid 743] <... setpgid resumed>) = 0 [pid 735] <... mmap resumed>) = 0x7ff80b96e000 [pid 730] <... clone3 resumed> => {parent_tid=[744]}, 88) = 744 [pid 736] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 715] exit_group(0 [pid 739] <... futex resumed>) = 0 [pid 736] <... futex resumed>) = 1 [pid 715] <... exit_group resumed>) = ? [pid 739] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 736] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 739] <... connect resumed>) = -1 EEXIST (File exists) [pid 739] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 736] <... futex resumed>) = 0 [pid 744] set_robust_list(0x7ff80b98e9a0, 24 [pid 739] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 736] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 736] <... futex resumed>) = 0 [pid 735] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 730] rt_sigprocmask(SIG_SETMASK, [] [pid 744] <... set_robust_list resumed>) = 0 [pid 739] sendfile(-1, -1, [3 [pid 736] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 729] <... futex resumed>) = ? [pid 739] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 739] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 736] <... futex resumed>) = 0 [pid 739] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 736] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 736] <... futex resumed>) = 0 [pid 739] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 736] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 744] rt_sigprocmask(SIG_SETMASK, [] [pid 743] <... openat resumed>) = 3 [pid 739] <... clone3 resumed>) = 745 [pid 735] <... mprotect resumed>) = 0 [pid 730] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 739] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 736] <... futex resumed>) = 0 [pid 729] +++ exited with 0 +++ [pid 715] +++ exited with 0 +++ [pid 744] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 743] write(3, "1000", 4 [pid 735] rt_sigprocmask(SIG_BLOCK, ~[] [ 37.065461][ T718] RAX: ffffffff842f41a7 RBX: ffff88810b012000 RCX: ffff888121c6e2c0 [ 37.069595][ T647] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 37.074056][ T718] RDX: 0000000000000000 RSI: 000000000c076a00 RDI: 000000000c04eb7d [ 37.084425][ T647] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 37.090191][ T718] RBP: ffffc90001567c60 R08: ffff88810b012083 R09: 1ffff11021602410 [ 37.106311][ T718] R10: dffffc0000000000 R11: ffffed1021602411 R12: dffffc0000000000 [ 37.114671][ T718] R13: dffffc0000000000 R14: 000000000c076a00 R15: ffff88810cec8400 [pid 730] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 736] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 736] <... futex resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 739] ioctl(3, PPPIOCSFLAGS, 0 [pid 736] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 739] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 739] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 736] <... futex resumed>) = 0 [pid 739] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 736] exit_group(0 [pid 739] <... futex resumed>) = ? [pid 736] <... exit_group resumed>) = ? [pid 739] +++ exited with 0 +++ [pid 736] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 744] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 743] <... write resumed>) = 4 [pid 735] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 730] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 746 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 747 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 747 attached [pid 744] <... socket resumed>) = 3 [pid 743] close(3 [pid 735] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 730] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 746 attached [pid 746] set_robust_list(0x5555656516a0, 24) = 0 [pid 746] rt_sigprocmask(SIG_SETMASK, [] [pid 744] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] <... close resumed>) = 0 [pid 730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 748 attached [pid 747] set_robust_list(0x5555656516a0, 24 [pid 744] <... futex resumed>) = 0 [pid 743] write(1, "executing program\n", 18 [pid 735] <... clone3 resumed> => {parent_tid=[748]}, 88) = 748 [pid 730] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 746] setpgid(0, 0) = 0 [pid 746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 746] write(3, "1000", 4) = 4 [pid 746] close(3) = 0 [pid 746] write(1, "executing program\n", 18) = 18 [pid 746] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 746] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 747] <... set_robust_list resumed>) = 0 [pid 744] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 743] <... write resumed>) = 18 [pid 735] rt_sigprocmask(SIG_SETMASK, [] [pid 730] <... futex resumed>) = 0 [pid 748] set_robust_list(0x7ff80b98e9a0, 24 [pid 747] rt_sigprocmask(SIG_SETMASK, [] [pid 746] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 744] <... socket resumed>) = 4 [pid 743] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 730] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 746] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 746] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 746] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[749]}, 88) = 749 [pid 746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 746] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 746] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 748] <... set_robust_list resumed>) = 0 [pid 747] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 744] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] <... futex resumed>) = 0 [pid 735] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 749 attached [pid 749] set_robust_list(0x7ff80b98e9a0, 24) = 0 [ 37.123553][ T718] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 37.132702][ T718] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.139430][ T718] CR2: 0000555565652718 CR3: 000000010b30e000 CR4: 00000000003506b0 [ 37.147850][ T718] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.156076][ T647] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 37.156507][ T718] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [pid 749] rt_sigprocmask(SIG_SETMASK, [] [pid 748] rt_sigprocmask(SIG_SETMASK, [] [pid 747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 744] <... futex resumed>) = 0 [pid 743] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 735] <... futex resumed>) = 0 [pid 730] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 749] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 749] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 749] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] <... futex resumed>) = 0 [pid 746] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 749] <... futex resumed>) = 1 [pid 746] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 749] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 748] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 747] <... prctl resumed>) = 0 [pid 744] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 743] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 735] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 730] <... futex resumed>) = 0 [pid 749] <... socket resumed>) = 4 [pid 749] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 746] <... futex resumed>) = 0 [pid 749] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 746] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 749] <... connect resumed>) = 0 [pid 748] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 747] setpgid(0, 0 [pid 746] <... futex resumed>) = 0 [pid 744] <... connect resumed>) = -1 EEXIST (File exists) [pid 743] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 730] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 749] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 749] <... futex resumed>) = 0 [pid 746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 749] sendfile(-1, -1, [3 [pid 746] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 749] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 746] <... futex resumed>) = 0 [pid 749] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 748] <... socket resumed>) = 3 [pid 747] <... setpgid resumed>) = 0 [pid 746] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 744] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 749] <... futex resumed>) = 0 [pid 746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 749] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 748] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 746] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 744] <... futex resumed>) = 0 [pid 743] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 730] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 746] <... futex resumed>) = 0 [pid 749] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 746] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 749] <... clone3 resumed>) = 750 [pid 748] <... futex resumed>) = 1 [pid 747] <... openat resumed>) = 3 [pid 744] sendfile(-1, -1, [3 [pid 743] <... mmap resumed>) = 0x7ff80b96e000 [pid 730] <... futex resumed>) = 0 [pid 749] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] <... futex resumed>) = 0 [pid 749] <... futex resumed>) = 1 [pid 746] <... futex resumed>) = 0 [pid 749] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 746] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 746] <... futex resumed>) = 0 [pid 749] ioctl(3, PPPIOCSFLAGS, 0 [pid 746] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 749] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 749] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 746] <... futex resumed>) = 0 [pid 749] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 748] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 747] write(3, "1000", 4 [pid 746] exit_group(0 [pid 744] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 743] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 735] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 749] <... futex resumed>) = ? [pid 746] <... exit_group resumed>) = ? [pid 749] +++ exited with 0 +++ [pid 746] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=746, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 747] <... write resumed>) = 4 [pid 744] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] <... mprotect resumed>) = 0 [pid 735] <... futex resumed>) = 0 [pid 730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 748] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 747] close(3 [pid 744] <... futex resumed>) = 0 [pid 743] rt_sigprocmask(SIG_BLOCK, ~[] [pid 735] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 730] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 751 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 37.172294][ T718] Call Trace: [ 37.175765][ T718] pppol2tp_release+0x150/0x2b0 [ 37.180898][ T718] sock_close+0xb8/0x200 [ 37.185257][ T718] ? sock_mmap+0xa0/0xa0 [ 37.188423][ T647] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 37.189681][ T718] __fput+0x2dc/0x730 [ 37.201738][ T718] ____fput+0x15/0x20 [ 37.206491][ T718] task_work_run+0x127/0x190 [ 37.211332][ T718] do_exit+0xa7c/0x24e0 [ 37.215607][ T718] ? __kasan_check_write+0x14/0x20 [pid 748] <... socket resumed>) = 4 [pid 747] <... close resumed>) = 0 [pid 744] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 743] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 730] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 751 attached [pid 751] set_robust_list(0x5555656516a0, 24) = 0 [pid 751] rt_sigprocmask(SIG_SETMASK, [] [pid 747] write(1, "executing program\n", 18 [pid 751] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 744] <... clone3 resumed>) = 752 [pid 743] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 730] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 753 attached [pid 748] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] <... write resumed>) = 18 [pid 744] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 751] setpgid(0, 0) = 0 [pid 751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 751] write(3, "1000", 4) = 4 [pid 748] <... futex resumed>) = 1 [pid 747] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 744] <... futex resumed>) = 0 [pid 743] <... clone3 resumed> => {parent_tid=[753]}, 88) = 753 [pid 730] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] <... futex resumed>) = 0 [pid 743] rt_sigprocmask(SIG_SETMASK, [] [pid 753] set_robust_list(0x7ff80b98e9a0, 24 [pid 748] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 747] <... futex resumed>) = 0 [pid 744] ioctl(3, PPPIOCSFLAGS, 0 [pid 735] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 751] close(3) = 0 executing program [pid 751] write(1, "executing program\n", 18) = 18 [pid 753] <... set_robust_list resumed>) = 0 [pid 743] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 748] <... connect resumed>) = -1 EEXIST (File exists) [pid 747] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 753] rt_sigprocmask(SIG_SETMASK, [] [pid 744] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 743] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] <... futex resumed>) = 0 [pid 730] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 751] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 751] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 748] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 753] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 748] <... futex resumed>) = 0 [pid 744] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] <... futex resumed>) = 0 [pid 735] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 751] <... mmap resumed>) = 0x7ff80b96e000 [pid 751] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 751] rt_sigprocmask(SIG_BLOCK, ~[] [pid 753] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 747] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 744] <... futex resumed>) = 0 [pid 743] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 730] exit_group(0 [pid 753] <... socket resumed>) = 3 [pid 748] sendfile(-1, -1, [3 [pid 735] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... exit_group resumed>) = ? [pid 753] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 748] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 747] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 735] <... futex resumed>) = 0 [pid 751] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[754]}, 88) = 754 [pid 751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 751] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 754 attached [pid 754] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 754] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 754] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 753] <... futex resumed>) = 1 [pid 754] <... socket resumed>) = 3 [pid 744] +++ exited with 0 +++ [pid 735] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 730] +++ exited with 0 +++ [pid 753] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 748] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 743] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 754] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 748] <... futex resumed>) = 0 [pid 747] <... mmap resumed>) = 0x7ff80b96e000 [pid 743] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 755 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 754] <... futex resumed>) = 1 [pid 754] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 754] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 754] <... futex resumed>) = 1 [ 37.221017][ T718] ? switch_fpu_return+0x19c/0x330 [ 37.223737][ T647] ---[ end trace c1d415d37a8f89cf ]--- [ 37.226434][ T718] ? put_task_struct+0x90/0x90 [ 37.237404][ T718] ? fpu__clear_all+0x20/0x20 [ 37.242545][ T718] ? __kasan_check_read+0x11/0x20 [ 37.247703][ T718] __x64_sys_exit+0x40/0x40 [ 37.252462][ T718] do_syscall_64+0x31/0x40 [ 37.257210][ T718] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 37.263928][ T718] RIP: 0033:0x7ff80b9ae199 [pid 754] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 754] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 754] <... futex resumed>) = 1 [pid 751] <... futex resumed>) = 0 [pid 754] sendfile(-1, -1, [3 [pid 753] <... futex resumed>) = 0 [pid 751] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 748] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 747] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 743] <... futex resumed>) = 1 ci2-android-5-10/strace-static-x86_64: Process 755 attached [pid 754] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 735] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 754] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 754] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 751] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 754] <... clone3 resumed>) = 756 [pid 751] <... futex resumed>) = 0 [pid 754] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 751] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 754] <... futex resumed>) = 0 [pid 751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 753] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 755] set_robust_list(0x5555656516a0, 24 [pid 754] ioctl(3, PPPIOCSFLAGS, 0 [pid 751] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] <... mprotect resumed>) = 0 [pid 743] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 735] <... futex resumed>) = 0 [pid 754] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 751] <... futex resumed>) = 0 [pid 754] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 751] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 754] <... futex resumed>) = 0 [pid 751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 754] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 751] exit_group(0 [pid 754] <... futex resumed>) = ? [pid 751] <... exit_group resumed>) = ? [pid 754] +++ exited with 0 +++ [pid 751] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=751, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 755] <... set_robust_list resumed>) = 0 [pid 753] <... socket resumed>) = 4 [pid 748] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 747] rt_sigprocmask(SIG_BLOCK, ~[] [pid 735] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 755] rt_sigprocmask(SIG_SETMASK, [] [pid 753] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 753] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 755] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 748] <... clone3 resumed>) = 757 [pid 747] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 743] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 748] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 743] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 743] <... futex resumed>) = 1 [pid 743] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 755] setpgid(0, 0 [pid 748] <... futex resumed>) = 1 [pid 747] <... clone3 resumed> => {parent_tid=[758]}, 88) = 758 [pid 735] <... futex resumed>) = 0 [pid 753] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 758 attached ci2-android-5-10/strace-static-x86_64: Process 759 attached [pid 755] <... setpgid resumed>) = 0 [pid 753] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 748] ioctl(3, PPPIOCSFLAGS, 0 [pid 747] rt_sigprocmask(SIG_SETMASK, [] [pid 735] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 753] <... connect resumed>) = -1 EEXIST (File exists) [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 759 [pid 753] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 753] <... futex resumed>) = 1 [pid 748] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 747] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 759] set_robust_list(0x5555656516a0, 24 [pid 758] set_robust_list(0x7ff80b98e9a0, 24 [pid 743] <... futex resumed>) = 0 [pid 735] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 753] sendfile(-1, -1, [3 [pid 743] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 753] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 743] <... futex resumed>) = 0 [pid 759] <... set_robust_list resumed>) = 0 [pid 758] <... set_robust_list resumed>) = 0 [pid 755] <... openat resumed>) = 3 [pid 748] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 753] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 753] <... futex resumed>) = 0 [pid 743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 753] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 743] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 755] write(3, "1000", 4 [pid 748] <... futex resumed>) = 0 [pid 747] <... futex resumed>) = 0 [pid 735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] rt_sigprocmask(SIG_SETMASK, [] [pid 758] rt_sigprocmask(SIG_SETMASK, [] [pid 755] <... write resumed>) = 4 [pid 753] <... clone3 resumed>) = 760 [pid 748] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 747] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 743] <... futex resumed>) = 0 [pid 735] exit_group(0 [pid 753] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 753] <... futex resumed>) = 0 [pid 743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 753] ioctl(3, PPPIOCSFLAGS, 0 [pid 743] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 755] close(3 [pid 753] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 748] <... futex resumed>) = ? [pid 743] <... futex resumed>) = 0 [pid 735] <... exit_group resumed>) = ? [pid 753] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 753] <... futex resumed>) = 0 [pid 743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 753] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 743] exit_group(0 [pid 753] <... futex resumed>) = ? [pid 743] <... exit_group resumed>) = ? [pid 759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 758] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 755] <... close resumed>) = 0 [pid 753] +++ exited with 0 +++ [pid 748] +++ exited with 0 +++ [pid 743] +++ exited with 0 +++ [pid 735] +++ exited with 0 +++ [pid 759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 758] <... socket resumed>) = 3 [pid 755] write(1, "executing program\n", 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 755] <... write resumed>) = 18 [pid 758] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 755] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 758] <... futex resumed>) = 1 [pid 755] <... futex resumed>) = 0 [pid 747] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 758] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 755] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 747] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 755] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 747] <... futex resumed>) = 0 [pid 758] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 755] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 747] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 758] <... socket resumed>) = 4 [pid 755] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 758] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 758] <... futex resumed>) = 1 [pid 755] <... mmap resumed>) = 0x7ff80b96e000 [pid 747] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 758] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 755] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 747] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 761 attached [pid 759] <... prctl resumed>) = 0 [pid 758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 755] <... mprotect resumed>) = 0 [pid 747] <... futex resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 758] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 755] rt_sigprocmask(SIG_BLOCK, ~[] [pid 747] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 761 [pid 758] <... connect resumed>) = -1 EEXIST (File exists) [pid 755] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 762 [pid 758] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 759] setpgid(0, 0 [pid 758] <... futex resumed>) = 1 [pid 747] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 759] <... setpgid resumed>) = 0 [pid 758] sendfile(-1, -1, [3 [pid 755] <... clone3 resumed> => {parent_tid=[763]}, 88) = 763 [ 37.268423][ T718] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 37.276058][ T718] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 37.284756][ T718] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [ 37.293441][ T718] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 37.309144][ T718] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [pid 747] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 758] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 755] rt_sigprocmask(SIG_SETMASK, [] [pid 747] <... futex resumed>) = 0 [pid 759] <... openat resumed>) = 3 [pid 758] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 755] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 747] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 763 attached ci2-android-5-10/strace-static-x86_64: Process 762 attached [pid 759] write(3, "1000", 4 [pid 758] <... futex resumed>) = 0 [pid 755] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] <... write resumed>) = 4 [pid 758] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 755] <... futex resumed>) = 0 [pid 747] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] close(3 [pid 758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 755] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 747] <... futex resumed>) = 0 [pid 759] <... close resumed>) = 0 [pid 758] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 747] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 759] write(1, "executing program\n", 18 [pid 758] <... clone3 resumed>) = 764 [pid 759] <... write resumed>) = 18 [pid 758] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... futex resumed>) = 1 [pid 747] <... futex resumed>) = 0 [pid 759] <... futex resumed>) = 0 [pid 758] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 747] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 747] <... futex resumed>) = 0 [pid 759] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 758] ioctl(3, PPPIOCSFLAGS, 0 [pid 747] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 763] set_robust_list(0x7ff80b98e9a0, 24 [pid 762] set_robust_list(0x5555656516a0, 24 [pid 759] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 758] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 761] set_robust_list(0x5555656516a0, 24 [pid 759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 758] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... set_robust_list resumed>) = 0 [pid 759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 758] <... futex resumed>) = 1 [pid 747] <... futex resumed>) = 0 [pid 761] rt_sigprocmask(SIG_SETMASK, [] [pid 759] <... mmap resumed>) = 0x7ff80b96e000 [pid 758] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 747] exit_group(0 [pid 761] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 759] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 758] <... futex resumed>) = ? [pid 747] <... exit_group resumed>) = ? [pid 763] <... set_robust_list resumed>) = 0 [pid 762] <... set_robust_list resumed>) = 0 [pid 761] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 759] <... mprotect resumed>) = 0 [pid 758] +++ exited with 0 +++ [pid 747] +++ exited with 0 +++ [pid 763] rt_sigprocmask(SIG_SETMASK, [] [pid 762] rt_sigprocmask(SIG_SETMASK, [] [pid 761] <... prctl resumed>) = 0 [pid 759] rt_sigprocmask(SIG_BLOCK, ~[] [pid 763] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 762] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 761] setpgid(0, 0 [pid 759] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 763] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 761] <... setpgid resumed>) = 0 [pid 759] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 763] <... socket resumed>) = 3 [pid 762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=747, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 763] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 762] <... prctl resumed>) = 0 [pid 761] <... openat resumed>) = 3 [pid 759] <... clone3 resumed> => {parent_tid=[765]}, 88) = 765 [pid 763] <... futex resumed>) = 1 [pid 762] setpgid(0, 0 [pid 761] write(3, "1000", 4 [pid 759] rt_sigprocmask(SIG_SETMASK, [] [pid 755] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 763] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 762] <... setpgid resumed>) = 0 [pid 761] <... write resumed>) = 4 [pid 759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 755] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 761] close(3 [pid 759] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 755] <... futex resumed>) = 0 [pid 763] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 762] <... openat resumed>) = 3 [pid 761] <... close resumed>) = 0 [pid 759] <... futex resumed>) = 0 [pid 755] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 763] <... socket resumed>) = 4 [pid 762] write(3, "1000", 4 [pid 761] write(1, "executing program\n", 18 [pid 759] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] <... write resumed>) = 18 [pid 761] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 761] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 763] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 762] <... write resumed>) = 4 [pid 761] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 766 [pid 763] <... futex resumed>) = 1 [pid 762] close(3 [pid 761] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 755] <... futex resumed>) = 0 [pid 763] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 762] <... close resumed>) = 0 [pid 761] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 755] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 762] write(1, "executing program\n", 18 [pid 761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 755] <... futex resumed>) = 0 executing program [pid 763] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 762] <... write resumed>) = 18 [pid 761] <... mmap resumed>) = 0x7ff80b96e000 [pid 755] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 763] <... connect resumed>) = -1 EEXIST (File exists) [pid 762] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 763] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 762] <... futex resumed>) = 0 [pid 761] <... mprotect resumed>) = 0 [pid 763] <... futex resumed>) = 1 [pid 762] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 761] rt_sigprocmask(SIG_BLOCK, ~[] [pid 755] <... futex resumed>) = 0 [pid 763] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 762] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 761] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 755] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 762] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 761] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 755] <... futex resumed>) = 0 [pid 763] sendfile(-1, -1, [3 [pid 762] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 755] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 763] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 761] <... clone3 resumed> => {parent_tid=[767]}, 88) = 767 [pid 763] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 762] <... mmap resumed>) = 0x7ff80b96e000 [pid 761] rt_sigprocmask(SIG_SETMASK, [] [pid 763] <... futex resumed>) = 1 [pid 762] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 761] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 755] <... futex resumed>) = 0 [pid 763] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 762] <... mprotect resumed>) = 0 [pid 761] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 755] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 762] rt_sigprocmask(SIG_BLOCK, ~[] [pid 761] <... futex resumed>) = 0 [pid 755] <... futex resumed>) = 0 [pid 763] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 762] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 761] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 755] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 766 attached [pid 766] set_robust_list(0x5555656516a0, 24) = 0 [pid 766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 766] setpgid(0, 0 [pid 763] <... clone3 resumed>) = 768 [pid 762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 766] <... setpgid resumed>) = 0 [pid 763] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 763] <... futex resumed>) = 1 [pid 755] <... futex resumed>) = 0 [pid 766] <... openat resumed>) = 3 [pid 763] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 762] <... clone3 resumed> => {parent_tid=[769]}, 88) = 769 [pid 755] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] write(3, "1000", 4 [pid 763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 762] rt_sigprocmask(SIG_SETMASK, [] [pid 755] <... futex resumed>) = 0 [pid 766] <... write resumed>) = 4 [pid 763] ioctl(3, PPPIOCSFLAGS, 0 [pid 762] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 755] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 765 attached [pid 766] close(3 [pid 763] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 766] <... close resumed>) = 0 [pid 762] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] write(1, "executing program\n", 18 [pid 763] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 762] <... futex resumed>) = 0 [pid 766] <... write resumed>) = 18 executing program [pid 763] <... futex resumed>) = 1 [pid 762] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 755] <... futex resumed>) = 0 [pid 766] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 763] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 755] exit_group(0 [pid 766] <... futex resumed>) = 0 [pid 763] <... futex resumed>) = ? [pid 755] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 769 attached ci2-android-5-10/strace-static-x86_64: Process 767 attached [pid 766] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 765] set_robust_list(0x7ff80b98e9a0, 24 [pid 763] +++ exited with 0 +++ [pid 755] +++ exited with 0 +++ [pid 766] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 765] <... set_robust_list resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 766] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 765] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 766] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 765] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 766] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 766] rt_sigprocmask(SIG_BLOCK, ~[] [pid 767] set_robust_list(0x7ff80b98e9a0, 24 [pid 765] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 766] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[770]}, 88) = 770 [pid 766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 766] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 766] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 770 attached [pid 770] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 770] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 770] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 770] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = 0 [pid 766] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 766] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 765] <... socket resumed>) = 3 [pid 770] <... futex resumed>) = 1 [pid 770] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 765] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = 0 [pid 766] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 766] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 770] <... futex resumed>) = 1 [pid 770] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 770] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = 0 [pid 766] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 766] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 770] <... futex resumed>) = 1 [pid 770] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 770] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = 0 [pid 766] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 766] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 770] <... futex resumed>) = 1 [pid 770] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 765] <... futex resumed>) = 1 [pid 300] <... restart_syscall resumed>) = 0 [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 765] <... socket resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 767] <... set_robust_list resumed>) = 0 [pid 765] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 765] <... futex resumed>) = 1 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 771 [pid 767] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 767] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 765] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 759] <... futex resumed>) = 0 [pid 767] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 759] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 759] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 765] <... futex resumed>) = 0 [pid 765] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 767] <... socket resumed>) = 3 [pid 765] <... connect resumed>) = -1 EEXIST (File exists) [pid 765] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 759] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 765] <... futex resumed>) = 1 [pid 765] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 765] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 759] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 765] <... futex resumed>) = 1 [pid 765] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 770] <... clone3 resumed>) = 772 [pid 769] set_robust_list(0x7ff80b98e9a0, 24 [pid 767] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... clone3 resumed>) = 773 [pid 765] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... futex resumed>) = 0 [pid 759] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 759] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 765] <... futex resumed>) = 1 [pid 765] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 765] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... futex resumed>) = 0 [pid 759] exit_group(0) = ? [pid 770] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] <... set_robust_list resumed>) = 0 [pid 767] <... futex resumed>) = 1 [pid 761] <... futex resumed>) = 0 [pid 761] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 761] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 765] <... futex resumed>) = ? [pid 770] <... futex resumed>) = 1 [pid 769] rt_sigprocmask(SIG_SETMASK, [] [pid 767] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 766] <... futex resumed>) = 0 [pid 766] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 766] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 770] ioctl(3, PPPIOCSFLAGS, 0 [pid 769] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 767] <... socket resumed>) = 4 [pid 765] +++ exited with 0 +++ [pid 759] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=759, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 770] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 770] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 766] <... futex resumed>) = 0 [pid 770] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 769] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 767] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] exit_group(0 [pid 770] <... futex resumed>) = ? [pid 766] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 771 attached [pid 770] +++ exited with 0 +++ [pid 769] <... socket resumed>) = 3 [pid 767] <... futex resumed>) = 1 [pid 766] +++ exited with 0 +++ [pid 761] <... futex resumed>) = 0 [pid 769] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] <... futex resumed>) = 1 [pid 767] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 762] <... futex resumed>) = 0 [pid 761] <... futex resumed>) = 0 [pid 761] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] set_robust_list(0x5555656516a0, 24 [pid 769] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 767] <... connect resumed>) = -1 EEXIST (File exists) [pid 762] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 769] <... socket resumed>) = 4 [pid 767] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... futex resumed>) = 1 [pid 761] <... futex resumed>) = 0 [pid 769] <... futex resumed>) = 0 [pid 767] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 761] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] <... futex resumed>) = 0 [pid 767] sendfile(-1, -1, [3 [pid 761] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 767] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 767] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 761] <... futex resumed>) = 0 [pid 767] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 761] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] <... futex resumed>) = 0 [pid 767] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 761] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] <... set_robust_list resumed>) = 0 [pid 769] <... futex resumed>) = 0 [pid 767] <... clone3 resumed>) = 774 [pid 762] <... futex resumed>) = 1 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 769] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 767] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 761] <... futex resumed>) = 0 [pid 767] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 761] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] <... futex resumed>) = 0 [pid 767] ioctl(3, PPPIOCSFLAGS, 0 [pid 761] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 767] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 767] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 761] <... futex resumed>) = 0 [pid 767] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 761] exit_group(0 [pid 767] <... futex resumed>) = ? [pid 761] <... exit_group resumed>) = ? [pid 771] rt_sigprocmask(SIG_SETMASK, [] [pid 767] +++ exited with 0 +++ [pid 762] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] +++ exited with 0 +++ [pid 771] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 771] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 762] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 771] <... prctl resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 771] setpgid(0, 0 [pid 769] <... futex resumed>) = 0 [pid 762] <... futex resumed>) = 1 [pid 769] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 762] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 769] <... connect resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 769] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 769] <... futex resumed>) = 1 [pid 762] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 769] sendfile(-1, -1, [3 [pid 762] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 762] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] <... setpgid resumed>) = 0 [pid 771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 769] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 775 [pid 771] <... openat resumed>) = 3 [pid 769] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 769] <... futex resumed>) = 1 [pid 762] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 769] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 762] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 762] <... futex resumed>) = 0 [pid 769] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 762] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] write(3, "1000", 4) = 4 [pid 771] close(3) = 0 [pid 771] write(1, "executing program\n", 18) = 18 executing program [pid 771] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] <... clone3 resumed>) = 776 [pid 771] <... futex resumed>) = 0 [pid 771] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 769] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 769] <... futex resumed>) = 1 [pid 762] <... futex resumed>) = 0 [pid 769] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 762] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 762] <... futex resumed>) = 0 [pid 769] ioctl(3, PPPIOCSFLAGS, 0 [pid 762] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 769] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 771] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 769] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 769] <... futex resumed>) = 1 [pid 762] <... futex resumed>) = 0 [pid 769] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 762] exit_group(0 [pid 771] <... mmap resumed>) = 0x7ff80b96e000 [pid 769] <... futex resumed>) = ? [pid 762] <... exit_group resumed>) = ? [pid 771] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 769] +++ exited with 0 +++ [pid 771] <... mprotect resumed>) = 0 [pid 771] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 762] +++ exited with 0 +++ [pid 771] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 771] <... clone3 resumed> => {parent_tid=[777]}, 88) = 777 [pid 771] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 777 attached ci2-android-5-10/strace-static-x86_64: Process 775 attached , NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 771] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 771] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 777] set_robust_list(0x7ff80b98e9a0, 24 [pid 775] set_robust_list(0x5555656516a0, 24ci2-android-5-10/strace-static-x86_64: Process 778 attached [pid 777] <... set_robust_list resumed>) = 0 [pid 771] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... restart_syscall resumed>) = 0 [pid 778] set_robust_list(0x5555656516a0, 24 [pid 775] <... set_robust_list resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 778 [pid 777] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 778] <... set_robust_list resumed>) = 0 [pid 775] rt_sigprocmask(SIG_SETMASK, [] [pid 777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 778] rt_sigprocmask(SIG_SETMASK, [] [pid 775] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 778] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 775] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 777] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 775] <... prctl resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 777] <... socket resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 778] <... prctl resumed>) = 0 [pid 775] setpgid(0, 0 [pid 778] setpgid(0, 0 [pid 775] <... setpgid resumed>) = 0 [pid 778] <... setpgid resumed>) = 0 [pid 775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 779 [pid 778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 775] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 779 attached [pid 778] <... openat resumed>) = 3 [pid 777] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] write(3, "1000", 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 778] write(3, "1000", 4 [pid 775] <... write resumed>) = 4 [pid 778] <... write resumed>) = 4 [pid 775] close(3 [pid 779] set_robust_list(0x5555656516a0, 24 [pid 778] close(3 [pid 777] <... futex resumed>) = 1 [pid 775] <... close resumed>) = 0 [pid 771] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 778] <... close resumed>) = 0 [pid 775] write(1, "executing program\n", 18 [pid 778] write(1, "executing program\n", 18 [pid 775] <... write resumed>) = 18 executing program executing program [pid 778] <... write resumed>) = 18 [pid 779] <... set_robust_list resumed>) = 0 [pid 777] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 775] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 778] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... futex resumed>) = 0 [pid 778] <... futex resumed>) = 0 [pid 775] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 778] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 775] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 778] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 775] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 778] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 775] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 771] <... futex resumed>) = 0 [pid 778] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 777] <... socket resumed>) = 4 [pid 775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 771] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 780 [pid 778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 777] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... mmap resumed>) = 0x7ff80b96e000 [pid 778] <... mmap resumed>) = 0x7ff80b96e000 [pid 775] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 778] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 777] <... futex resumed>) = 1 [pid 775] <... mprotect resumed>) = 0 [pid 771] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 779] rt_sigprocmask(SIG_SETMASK, [] [pid 778] <... mprotect resumed>) = 0 [pid 777] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 775] rt_sigprocmask(SIG_BLOCK, ~[] [pid 778] rt_sigprocmask(SIG_BLOCK, ~[] [pid 775] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 771] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 778] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 771] <... futex resumed>) = 0 [pid 777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 779] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 782 attached ci2-android-5-10/strace-static-x86_64: Process 780 attached [pid 775] <... clone3 resumed> => {parent_tid=[781]}, 88) = 781 [pid 778] <... clone3 resumed> => {parent_tid=[782]}, 88) = 782 [pid 778] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 778] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 778] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 781 attached [pid 781] set_robust_list(0x7ff80b98e9a0, 24 [pid 771] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 777] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 781] <... set_robust_list resumed>) = 0 [pid 781] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 781] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 782] set_robust_list(0x7ff80b98e9a0, 24 [pid 780] set_robust_list(0x5555656516a0, 24 [pid 779] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 777] <... connect resumed>) = -1 EEXIST (File exists) [pid 775] rt_sigprocmask(SIG_SETMASK, [] [pid 779] <... prctl resumed>) = 0 [pid 779] setpgid(0, 0 [pid 782] <... set_robust_list resumed>) = 0 [pid 780] <... set_robust_list resumed>) = 0 [pid 777] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... setpgid resumed>) = 0 [pid 775] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 782] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 777] <... futex resumed>) = 1 [pid 771] <... futex resumed>) = 0 [pid 779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 777] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 775] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 782] <... socket resumed>) = 3 [pid 782] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 779] <... openat resumed>) = 3 [pid 778] <... futex resumed>) = 0 [pid 771] <... futex resumed>) = 0 [pid 778] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 777] sendfile(-1, -1, [3 [pid 778] <... futex resumed>) = 0 [pid 777] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 779] write(3, "1000", 4 [pid 778] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 777] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... futex resumed>) = 1 [pid 771] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 779] <... write resumed>) = 4 [pid 777] <... futex resumed>) = 0 [pid 775] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 779] close(3 [pid 777] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 771] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 779] <... close resumed>) = 0 [pid 771] <... futex resumed>) = 0 [pid 779] write(1, "executing program\n", 18 [pid 777] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 771] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 781] <... futex resumed>) = 0 [pid 781] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 781] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 777] <... clone3 resumed>) = 783 [pid 779] <... write resumed>) = 18 [pid 782] <... futex resumed>) = 1 [pid 781] <... futex resumed>) = 1 [pid 777] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... futex resumed>) = 0 [pid 777] <... futex resumed>) = 1 [pid 771] <... futex resumed>) = 0 [pid 779] <... futex resumed>) = 0 [pid 777] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 779] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 775] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 780] rt_sigprocmask(SIG_SETMASK, [] [pid 779] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 777] ioctl(3, PPPIOCSFLAGS, 0 [pid 775] <... futex resumed>) = 0 [pid 771] <... futex resumed>) = 0 [pid 780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 779] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 777] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 775] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 779] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 777] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 780] <... prctl resumed>) = 0 [pid 779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 777] <... futex resumed>) = 0 [pid 771] exit_group(0 [pid 777] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 780] setpgid(0, 0 [pid 779] <... mmap resumed>) = 0x7ff80b96e000 [pid 771] <... exit_group resumed>) = ? [pid 777] +++ exited with 0 +++ [pid 782] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 781] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 782] <... socket resumed>) = 4 [pid 781] <... socket resumed>) = 4 [pid 781] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] +++ exited with 0 +++ [pid 779] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 780] <... setpgid resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 779] <... mprotect resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 782] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 781] <... futex resumed>) = 1 [pid 780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 779] rt_sigprocmask(SIG_BLOCK, ~[] [pid 775] <... futex resumed>) = 0 [pid 779] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 782] <... futex resumed>) = 1 [pid 781] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 780] <... openat resumed>) = 3 [pid 779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 778] <... futex resumed>) = 0 [pid 775] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 782] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 781] <... connect resumed>) = -1 EEXIST (File exists) [pid 780] write(3, "1000", 4 [pid 778] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 782] <... connect resumed>) = -1 EEXIST (File exists) [pid 781] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 780] <... write resumed>) = 4 [pid 779] <... clone3 resumed> => {parent_tid=[784]}, 88) = 784 [pid 778] <... futex resumed>) = 0 [pid 775] <... futex resumed>) = 0 [pid 782] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 781] <... futex resumed>) = 0 [pid 780] close(3 [pid 779] rt_sigprocmask(SIG_SETMASK, [] [pid 778] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 782] <... futex resumed>) = 0 [pid 781] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 780] <... close resumed>) = 0 [pid 779] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 782] sendfile(-1, -1, [3 [ 37.319227][ T718] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 37.327623][ T718] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 37.336139][ T718] ---[ end trace c1d415d37a8f89d0 ]--- [pid 780] write(1, "executing program\n", 18 [pid 779] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 775] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 782] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 780] <... write resumed>) = 18 [pid 779] <... futex resumed>) = 0 [pid 778] <... futex resumed>) = 0 [pid 775] <... futex resumed>) = 1 [pid 782] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 781] <... futex resumed>) = 0 [pid 780] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 778] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... restart_syscall resumed>) = 0 [pid 782] <... futex resumed>) = 0 [pid 781] sendfile(-1, -1, [3 [pid 780] <... futex resumed>) = 0 [pid 778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 784 attached [pid 782] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 781] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 780] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 778] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 784] set_robust_list(0x7ff80b98e9a0, 24 [pid 782] <... clone3 resumed>) = 785 [pid 781] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 780] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 778] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 782] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 782] <... futex resumed>) = 0 [pid 778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 782] ioctl(3, PPPIOCSFLAGS, 0 [pid 778] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 782] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 778] <... futex resumed>) = 0 [pid 782] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 782] <... futex resumed>) = 0 [pid 778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 782] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 781] <... futex resumed>) = 1 [pid 778] exit_group(0 [pid 782] <... futex resumed>) = ? [pid 780] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 778] <... exit_group resumed>) = ? [pid 775] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 784] <... set_robust_list resumed>) = 0 [pid 781] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 775] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 784] rt_sigprocmask(SIG_SETMASK, [] [pid 782] +++ exited with 0 +++ [pid 778] +++ exited with 0 +++ [pid 781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 780] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 775] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=778, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 781] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 780] <... mmap resumed>) = 0x7ff80b96e000 [pid 775] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 786 attached [pid 780] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 786] set_robust_list(0x5555656516a0, 24) = 0 [pid 786] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 786] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 781] <... clone3 resumed>) = 787 [pid 780] <... mprotect resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 786 [pid 786] <... prctl resumed>) = 0 [pid 786] setpgid(0, 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 784] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 781] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 780] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 781] <... futex resumed>) = 1 [pid 780] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 775] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 781] ioctl(3, PPPIOCSFLAGS, 0 [pid 780] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 775] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 788 attached ci2-android-5-10/strace-static-x86_64: Process 789 attached [pid 784] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 781] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 775] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 789 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 786] <... setpgid resumed>) = 0 [pid 786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 784] <... socket resumed>) = 3 [pid 781] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 780] <... clone3 resumed> => {parent_tid=[788]}, 88) = 788 [pid 775] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 788] set_robust_list(0x7ff80b98e9a0, 24 [pid 786] write(3, "1000", 4) = 4 [pid 786] close(3) = 0 [pid 789] set_robust_list(0x5555656516a0, 24 [pid 788] <... set_robust_list resumed>) = 0 [pid 784] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 781] <... futex resumed>) = 0 [pid 780] rt_sigprocmask(SIG_SETMASK, [] [pid 775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 786] write(1, "executing program\n", 18) = 18 executing program [pid 786] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 786] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 786] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 786] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 786] rt_sigprocmask(SIG_BLOCK, ~[] [pid 781] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 784] <... futex resumed>) = 1 [pid 780] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 775] exit_group(0 [pid 784] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 780] <... futex resumed>) = 0 [pid 781] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 779] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... set_robust_list resumed>) = 0 [pid 788] rt_sigprocmask(SIG_SETMASK, [] [pid 786] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 781] +++ exited with 0 +++ [pid 780] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 779] <... futex resumed>) = 0 [pid 775] <... exit_group resumed>) = ? [pid 784] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 779] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 775] +++ exited with 0 +++ [pid 786] <... clone3 resumed> => {parent_tid=[790]}, 88) = 790 [pid 784] <... socket resumed>) = 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 786] rt_sigprocmask(SIG_SETMASK, [] [pid 784] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 786] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 784] <... futex resumed>) = 1 [pid 779] <... futex resumed>) = 0 [pid 784] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 779] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 779] <... futex resumed>) = 0 [pid 786] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 784] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 779] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 784] <... connect resumed>) = -1 EEXIST (File exists) [pid 786] <... futex resumed>) = 0 [pid 784] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 784] <... futex resumed>) = 1 [pid 779] <... futex resumed>) = 0 [pid 784] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 779] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 779] <... futex resumed>) = 0 [pid 788] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 784] sendfile(-1, -1, [3 [pid 779] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 788] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 784] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) ci2-android-5-10/strace-static-x86_64: Process 790 attached [pid 784] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 779] <... futex resumed>) = 0 [pid 788] <... socket resumed>) = 3 [pid 784] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 779] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 788] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] <... futex resumed>) = 1 [pid 784] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 780] <... futex resumed>) = 0 [pid 779] <... futex resumed>) = 0 [pid 790] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 790] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 790] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 784] <... clone3 resumed>) = 791 [pid 780] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 788] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 779] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 784] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 780] <... futex resumed>) = 0 [pid 784] <... futex resumed>) = 0 [pid 780] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] <... socket resumed>) = 4 [pid 784] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 780] <... futex resumed>) = 0 [pid 784] ioctl(3, PPPIOCSFLAGS, 0 [pid 779] <... futex resumed>) = 0 [pid 788] <... futex resumed>) = 1 [pid 784] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 780] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 784] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 780] <... futex resumed>) = 0 [pid 779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 788] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 784] <... futex resumed>) = 0 [pid 780] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 788] <... connect resumed>) = -1 EEXIST (File exists) [pid 784] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 779] exit_group(0 [pid 788] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 784] <... futex resumed>) = ? [pid 779] <... exit_group resumed>) = ? [pid 784] +++ exited with 0 +++ [pid 790] <... socket resumed>) = 3 [pid 790] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] <... futex resumed>) = 0 [pid 786] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 786] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 790] <... futex resumed>) = 1 [pid 790] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 779] +++ exited with 0 +++ [pid 788] <... futex resumed>) = 1 [pid 780] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 788] sendfile(-1, -1, [3 [pid 780] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 788] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 780] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 788] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 780] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 788] <... futex resumed>) = 0 [pid 780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 788] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 780] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 789] rt_sigprocmask(SIG_SETMASK, [] [pid 788] <... clone3 resumed>) = 792 [pid 780] <... futex resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 793 [pid 788] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 780] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 788] <... futex resumed>) = 0 [pid 780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 780] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 788] ioctl(3, PPPIOCSFLAGS, 0 [pid 780] <... futex resumed>) = 0 [pid 780] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 788] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 790] <... socket resumed>) = 4 [pid 790] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] <... futex resumed>) = 0 [pid 786] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 793 attached ) = 0 [pid 789] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 788] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 788] <... futex resumed>) = 1 [pid 780] <... futex resumed>) = 0 [pid 790] <... futex resumed>) = 1 [pid 780] exit_group(0 [pid 789] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 780] <... exit_group resumed>) = ? [pid 790] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 790] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] <... futex resumed>) = 0 [pid 786] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 786] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 790] <... futex resumed>) = 1 [pid 788] +++ exited with 0 +++ [pid 780] +++ exited with 0 +++ [pid 790] sendfile(-1, -1, [3 [pid 789] <... prctl resumed>) = 0 [pid 790] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 789] setpgid(0, 0 [pid 790] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... setpgid resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 786] <... futex resumed>) = 0 [pid 786] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 786] <... futex resumed>) = 0 [pid 786] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 790] <... futex resumed>) = 1 [pid 790] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 789] <... openat resumed>) = 3 [pid 793] set_robust_list(0x5555656516a0, 24 [pid 790] <... clone3 resumed>) = 794 [pid 789] write(3, "1000", 4 [pid 793] <... set_robust_list resumed>) = 0 [pid 790] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... write resumed>) = 4 [pid 786] <... futex resumed>) = 0 [pid 786] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 786] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 793] rt_sigprocmask(SIG_SETMASK, [] [pid 789] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 790] <... futex resumed>) = 1 [pid 790] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 790] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] <... futex resumed>) = 0 [pid 786] exit_group(0 [pid 789] <... close resumed>) = 0 [pid 786] <... exit_group resumed>) = ? [pid 793] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 789] write(1, "executing program\n", 18 [pid 790] <... futex resumed>) = ? [pid 789] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 793] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 790] +++ exited with 0 +++ [pid 789] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 793] <... prctl resumed>) = 0 [pid 793] setpgid(0, 0 [pid 789] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=786, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 793] <... setpgid resumed>) = 0 [pid 793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 789] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 793] <... openat resumed>) = 3 [pid 793] write(3, "1000", 4) = 4 [pid 793] close(3) = 0 executing program [pid 793] write(1, "executing program\n", 18) = 18 ci2-android-5-10/strace-static-x86_64: Process 795 attached [pid 793] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 795 [pid 795] set_robust_list(0x5555656516a0, 24 [pid 793] <... futex resumed>) = 0 [pid 793] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 793] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 793] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 793] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 793] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 789] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 793] <... clone3 resumed> => {parent_tid=[796]}, 88) = 796 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 796 attached [pid 795] <... set_robust_list resumed>) = 0 [pid 793] rt_sigprocmask(SIG_SETMASK, [] [pid 789] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 793] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 793] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 793] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 796] set_robust_list(0x7ff80b98e9a0, 24 [pid 789] <... mmap resumed>) = 0x7ff80b96e000 [pid 796] <... set_robust_list resumed>) = 0 [pid 789] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 796] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 796] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 789] <... mprotect resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 796] <... socket resumed>) = 3 [pid 796] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 796] <... futex resumed>) = 1 [pid 793] <... futex resumed>) = 0 [pid 796] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 793] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 796] <... socket resumed>) = 4 [pid 793] <... futex resumed>) = 0 [pid 796] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 796] <... futex resumed>) = 0 [pid 793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 796] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 793] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 793] <... futex resumed>) = 0 [pid 789] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 796] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 793] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... restart_syscall resumed>) = 0 [pid 796] <... connect resumed>) = -1 EEXIST (File exists) [pid 795] rt_sigprocmask(SIG_SETMASK, [] [pid 789] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 797 [pid 796] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 793] <... futex resumed>) = 0 [pid 789] <... clone3 resumed> => {parent_tid=[798]}, 88) = 798 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 796] sendfile(-1, -1, [3 [pid 793] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 796] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 793] <... futex resumed>) = 0 [pid 789] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 797 attached [pid 796] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 795] <... prctl resumed>) = 0 [pid 793] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 796] <... futex resumed>) = 0 [pid 793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 796] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 795] setpgid(0, 0 [pid 793] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 799 attached ci2-android-5-10/strace-static-x86_64: Process 798 attached [pid 796] <... clone3 resumed>) = 800 [pid 795] <... setpgid resumed>) = 0 [pid 793] <... futex resumed>) = 0 [pid 796] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 796] <... futex resumed>) = 0 [pid 795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 799 [pid 796] ioctl(3, PPPIOCSFLAGS, 0 [pid 793] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 796] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 793] <... futex resumed>) = 0 [pid 796] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 796] <... futex resumed>) = 0 [pid 793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 796] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 793] exit_group(0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 799] set_robust_list(0x5555656516a0, 24 [pid 798] set_robust_list(0x7ff80b98e9a0, 24 [pid 796] <... futex resumed>) = ? [pid 795] <... openat resumed>) = 3 [pid 793] <... exit_group resumed>) = ? [pid 799] <... set_robust_list resumed>) = 0 [pid 798] <... set_robust_list resumed>) = 0 [pid 796] +++ exited with 0 +++ [pid 795] write(3, "1000", 4 [pid 793] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 797] set_robust_list(0x5555656516a0, 24) = 0 [pid 797] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=793, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 795] <... write resumed>) = 4 [pid 797] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 799] rt_sigprocmask(SIG_SETMASK, [] [pid 798] rt_sigprocmask(SIG_SETMASK, [] [pid 795] close(3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 797] <... prctl resumed>) = 0 [pid 795] <... close resumed>) = 0 [pid 797] setpgid(0, 0) = 0 [pid 798] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 799] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 795] write(1, "executing program\n", 18 executing program [pid 797] <... openat resumed>) = 3 [pid 795] <... write resumed>) = 18 [pid 797] write(3, "1000", 4 [pid 795] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] <... write resumed>) = 4 [pid 795] <... futex resumed>) = 0 [pid 797] close(3 [pid 795] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 797] <... close resumed>) = 0 [pid 795] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 797] write(1, "executing program\n", 18 [pid 798] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 795] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 799] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 798] <... socket resumed>) = 3 [pid 795] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 798] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] <... write resumed>) = 18 [pid 799] <... prctl resumed>) = 0 [pid 795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 799] setpgid(0, 0 [pid 798] <... futex resumed>) = 1 [pid 797] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 795] <... mmap resumed>) = 0x7ff80b96e000 [pid 789] <... futex resumed>) = 0 [pid 798] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 799] <... setpgid resumed>) = 0 [pid 797] <... futex resumed>) = 0 [pid 795] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 789] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 798] <... socket resumed>) = 4 [pid 797] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 795] <... mprotect resumed>) = 0 [pid 789] <... futex resumed>) = 0 [pid 797] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 798] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 795] rt_sigprocmask(SIG_BLOCK, ~[] [pid 789] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 799] <... openat resumed>) = 3 [pid 798] <... futex resumed>) = 0 [pid 795] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 799] write(3, "1000", 4 [pid 798] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 795] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 789] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... write resumed>) = 4 [pid 798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 797] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 799] close(3 [pid 798] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 789] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 799] <... close resumed>) = 0 [pid 798] <... connect resumed>) = -1 EEXIST (File exists) [pid 795] <... clone3 resumed> => {parent_tid=[801]}, 88) = 801 [pid 789] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 799] write(1, "executing program\n", 18 [pid 798] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 795] rt_sigprocmask(SIG_SETMASK, [] [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 799] <... write resumed>) = 18 [pid 798] <... futex resumed>) = 0 [pid 795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 789] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 798] sendfile(-1, -1, [3 [pid 795] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = 0 [pid 797] <... mmap resumed>) = 0x7ff80b96e000 [pid 797] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 797] rt_sigprocmask(SIG_BLOCK, ~[] [pid 799] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 798] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 795] <... futex resumed>) = 0 [pid 789] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 799] <... futex resumed>) = 0 [pid 798] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 795] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 802 [pid 799] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 798] <... futex resumed>) = 0 [pid 797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 789] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 803 attached ci2-android-5-10/strace-static-x86_64: Process 802 attached [pid 799] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 798] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 797] <... clone3 resumed> => {parent_tid=[803]}, 88) = 803 [pid 799] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 797] rt_sigprocmask(SIG_SETMASK, [] [pid 789] <... futex resumed>) = 0 [pid 797] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 797] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 801 attached ) = 0 [pid 801] set_robust_list(0x7ff80b98e9a0, 24 [pid 799] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 798] <... clone3 resumed>) = 804 [pid 797] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 789] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] <... set_robust_list resumed>) = 0 [pid 801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 801] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 798] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... mmap resumed>) = 0x7ff80b96e000 [pid 798] <... futex resumed>) = 1 [pid 789] <... futex resumed>) = 0 [pid 803] set_robust_list(0x7ff80b98e9a0, 24 [pid 802] set_robust_list(0x5555656516a0, 24 [pid 799] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 798] ioctl(3, PPPIOCSFLAGS, 0 [pid 789] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 801] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 803] <... set_robust_list resumed>) = 0 [pid 802] <... set_robust_list resumed>) = 0 [pid 799] <... mprotect resumed>) = 0 [pid 798] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 795] <... futex resumed>) = 0 [pid 789] <... futex resumed>) = 0 [pid 803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 803] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 803] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] <... futex resumed>) = 0 [pid 799] rt_sigprocmask(SIG_BLOCK, ~[] [pid 798] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] rt_sigprocmask(SIG_SETMASK, [] [pid 795] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 799] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 798] <... futex resumed>) = 0 [pid 797] <... futex resumed>) = 0 [pid 795] <... futex resumed>) = 1 [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 801] <... futex resumed>) = 0 [pid 799] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 798] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 797] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 795] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 803] <... futex resumed>) = 1 [pid 801] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 789] exit_group(0 [pid 799] <... clone3 resumed> => {parent_tid=[805]}, 88) = 805 [pid 789] <... exit_group resumed>) = ? [pid 799] rt_sigprocmask(SIG_SETMASK, [] [pid 798] <... futex resumed>) = ? [pid 803] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 801] <... socket resumed>) = 4 [pid 799] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 803] <... socket resumed>) = 4 [pid 801] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 803] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... futex resumed>) = 1 [pid 803] <... futex resumed>) = 1 [pid 801] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 798] +++ exited with 0 +++ [pid 797] <... futex resumed>) = 0 [pid 789] +++ exited with 0 +++ [pid 803] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 799] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 795] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 799] <... futex resumed>) = 0 [pid 797] <... futex resumed>) = 0 [pid 795] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 803] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 799] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 797] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 795] <... futex resumed>) = 1 [pid 803] <... connect resumed>) = -1 EEXIST (File exists) [pid 795] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 802] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 803] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 797] <... futex resumed>) = 0 [pid 803] sendfile(-1, -1, [3 [pid 802] <... prctl resumed>) = 0 [pid 801] <... futex resumed>) = 0 [pid 797] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 803] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 797] <... futex resumed>) = 0 [pid 803] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 802] setpgid(0, 0 [pid 803] <... futex resumed>) = 0 [pid 801] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 803] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 797] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 803] <... clone3 resumed>) = 806 [pid 802] <... setpgid resumed>) = 0 [pid 801] <... connect resumed>) = -1 EEXIST (File exists) [pid 797] <... futex resumed>) = 0 [pid 803] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 805 attached [pid 803] <... futex resumed>) = 0 [pid 802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 801] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 805] set_robust_list(0x7ff80b98e9a0, 24 [pid 803] ioctl(3, PPPIOCSFLAGS, 0 [pid 802] <... openat resumed>) = 3 [pid 797] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... futex resumed>) = 1 [pid 805] <... set_robust_list resumed>) = 0 [pid 803] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 797] <... futex resumed>) = 0 [pid 795] <... futex resumed>) = 0 [pid 805] rt_sigprocmask(SIG_SETMASK, [] [pid 803] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 795] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 805] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 803] <... futex resumed>) = 0 [pid 802] write(3, "1000", 4 [pid 801] sendfile(-1, -1, [3 [pid 797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 795] <... futex resumed>) = 0 [pid 805] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 803] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 802] <... write resumed>) = 4 [pid 801] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 797] exit_group(0 [pid 795] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 805] <... socket resumed>) = 3 [pid 803] <... futex resumed>) = ? [pid 802] close(3 [pid 801] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] <... exit_group resumed>) = ? [pid 795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... restart_syscall resumed>) = 0 [pid 805] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 803] +++ exited with 0 +++ [pid 802] <... close resumed>) = 0 [pid 801] <... futex resumed>) = 0 [pid 797] +++ exited with 0 +++ [pid 795] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 805] <... futex resumed>) = 1 [pid 802] write(1, "executing program\n", 18 executing program [pid 801] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 799] <... futex resumed>) = 0 [pid 795] <... futex resumed>) = 0 [pid 805] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 802] <... write resumed>) = 18 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 802] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... clone3 resumed>) = 807 [pid 799] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 795] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 805] <... futex resumed>) = 0 [pid 802] <... futex resumed>) = 0 [pid 801] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... futex resumed>) = 1 [pid 795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 808 [pid 805] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 802] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 801] <... futex resumed>) = 0 [pid 799] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 795] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 805] <... socket resumed>) = 4 [pid 802] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 805] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 801] ioctl(3, PPPIOCSFLAGS, 0 [pid 795] <... futex resumed>) = 0 [pid 805] <... futex resumed>) = 1 [pid 802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 801] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 799] <... futex resumed>) = 0 [pid 795] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 805] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 801] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 802] <... mmap resumed>) = 0x7ff80b96e000 [pid 801] <... futex resumed>) = 0 [pid 799] <... futex resumed>) = 0 [pid 795] exit_group(0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 808 attached [pid 805] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 802] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 799] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 795] <... exit_group resumed>) = ? [pid 805] <... connect resumed>) = -1 EEXIST (File exists) [pid 802] <... mprotect resumed>) = 0 [pid 801] +++ exited with 0 +++ [pid 805] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 805] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 808] set_robust_list(0x5555656516a0, 24) = 0 [pid 808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 795] +++ exited with 0 +++ [pid 808] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 802] rt_sigprocmask(SIG_BLOCK, ~[] [pid 799] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 809 [pid 808] <... prctl resumed>) = 0 [pid 802] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 799] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 808] setpgid(0, 0 [pid 805] <... futex resumed>) = 0 [pid 802] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 799] <... futex resumed>) = 1 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 810 attached ci2-android-5-10/strace-static-x86_64: Process 809 attached [pid 808] <... setpgid resumed>) = 0 [pid 805] sendfile(-1, -1, [3 [pid 808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 805] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 802] <... clone3 resumed> => {parent_tid=[810]}, 88) = 810 [pid 799] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 810] set_robust_list(0x7ff80b98e9a0, 24 [pid 808] write(3, "1000", 4) = 4 [pid 808] close(3) = 0 [pid 810] <... set_robust_list resumed>) = 0 [pid 809] set_robust_list(0x5555656516a0, 24 [pid 808] write(1, "executing program\n", 18 [pid 805] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] rt_sigprocmask(SIG_SETMASK, [] [pid 799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 810] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 810] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] <... set_robust_list resumed>) = 0 executing program [pid 808] <... write resumed>) = 18 [pid 805] <... futex resumed>) = 0 [pid 802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 799] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 809] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 808] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 805] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 802] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... futex resumed>) = 0 [pid 809] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 809] <... prctl resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 809] setpgid(0, 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 810] <... futex resumed>) = 0 [pid 809] <... setpgid resumed>) = 0 [pid 808] <... futex resumed>) = 0 [pid 805] <... clone3 resumed>) = 811 [pid 802] <... futex resumed>) = 1 [pid 799] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 812 attached [pid 810] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 808] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 805] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 812 [pid 812] set_robust_list(0x5555656516a0, 24 [pid 810] <... socket resumed>) = 3 [pid 809] <... openat resumed>) = 3 [pid 808] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 805] <... futex resumed>) = 0 [pid 799] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 810] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] write(3, "1000", 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 810] <... futex resumed>) = 1 [pid 809] <... write resumed>) = 4 [pid 810] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] close(3) = 0 executing program [pid 809] write(1, "executing program\n", 18) = 18 [pid 809] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 805] ioctl(3, PPPIOCSFLAGS, 0 [pid 799] <... futex resumed>) = 0 [pid 802] <... futex resumed>) = 0 [pid 808] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 809] <... futex resumed>) = 0 [pid 809] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 809] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 812] <... set_robust_list resumed>) = 0 [pid 805] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 802] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 809] <... mmap resumed>) = 0x7ff80b96e000 [pid 809] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 809] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[813]}, 88) = 813 [pid 809] rt_sigprocmask(SIG_SETMASK, [] [pid 810] <... futex resumed>) = 0 [pid 805] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] <... futex resumed>) = 1 [pid 808] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 810] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 809] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 805] <... futex resumed>) = 1 [pid 802] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 799] <... futex resumed>) = 0 [pid 810] <... socket resumed>) = 4 [pid 809] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 808] <... mmap resumed>) = 0x7ff80b96e000 [pid 805] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 810] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 799] exit_group(0 [pid 808] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 812] rt_sigprocmask(SIG_SETMASK, [] [pid 810] <... futex resumed>) = 1 [pid 809] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 805] <... futex resumed>) = ? [pid 802] <... futex resumed>) = 0 [pid 799] <... exit_group resumed>) = ? [pid 810] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 808] <... mprotect resumed>) = 0 [pid 805] +++ exited with 0 +++ [pid 802] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 810] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 802] <... futex resumed>) = 0 [pid 799] +++ exited with 0 +++ [pid 810] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 808] rt_sigprocmask(SIG_BLOCK, ~[] [pid 810] <... futex resumed>) = 0 [pid 802] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 810] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 808] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 808] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 802] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 813 attached ) = 1 [pid 810] <... futex resumed>) = 0 [pid 808] <... clone3 resumed> => {parent_tid=[814]}, 88) = 814 [pid 810] sendfile(-1, -1, [3 [pid 802] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 808] rt_sigprocmask(SIG_SETMASK, [] [pid 810] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 810] <... futex resumed>) = 1 [pid 808] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] <... futex resumed>) = 0 [pid 810] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 808] <... futex resumed>) = 0 [pid 802] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 808] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 802] <... futex resumed>) = 0 [pid 810] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 802] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 813] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 813] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 813] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 810] <... clone3 resumed>) = 815 [pid 813] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 810] <... futex resumed>) = 1 [pid 809] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] <... futex resumed>) = 0 [pid 810] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] <... futex resumed>) = 0 [pid 810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 802] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] ioctl(3, PPPIOCSFLAGS, 0 [pid 802] <... futex resumed>) = 0 [pid 810] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 802] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 810] <... futex resumed>) = 0 [pid 810] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 802] exit_group(0 [pid 813] <... futex resumed>) = 1 [pid 810] <... futex resumed>) = ? [pid 802] <... exit_group resumed>) = ? [pid 813] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 810] +++ exited with 0 +++ [pid 813] <... socket resumed>) = 4 [pid 813] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 802] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 809] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=802, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 813] <... futex resumed>) = 1 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 813] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 813] <... connect resumed>) = -1 EEXIST (File exists) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 813] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 813] <... futex resumed>) = 1 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 816 [pid 813] sendfile(-1, -1, [3 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 813] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 813] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 813] <... futex resumed>) = 1 [pid 812] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 813] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 816 attached ) = 817 [pid 812] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 813] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 812] <... prctl resumed>) = 0 [pid 813] <... futex resumed>) = 1 [pid 813] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 813] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = 0 [pid 813] <... futex resumed>) = 1 [pid 809] exit_group(0) = ? [pid 816] set_robust_list(0x5555656516a0, 24 [pid 813] +++ exited with 0 +++ [pid 812] setpgid(0, 0 [pid 809] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 814 attached [pid 814] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 814] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 814] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 812] <... setpgid resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 816] <... set_robust_list resumed>) = 0 [pid 814] <... socket resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 814] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 808] <... futex resumed>) = 0 [pid 808] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 808] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 814] <... futex resumed>) = 1 [pid 814] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 298] <... restart_syscall resumed>) = 0 [pid 814] <... socket resumed>) = 4 [pid 812] <... openat resumed>) = 3 [pid 814] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 808] <... futex resumed>) = 0 [pid 812] write(3, "1000", 4 [pid 808] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 812] <... write resumed>) = 4 [pid 808] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 812] close(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 814] <... futex resumed>) = 1 [pid 814] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 814] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 808] <... futex resumed>) = 0 [pid 808] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... close resumed>) = 0 [pid 808] <... futex resumed>) = 0 [pid 814] <... futex resumed>) = 1 [pid 808] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 818 [pid 812] write(1, "executing program\n", 18 [pid 814] sendfile(-1, -1, [3 [pid 812] <... write resumed>) = 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 816] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 812] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 816] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 812] <... futex resumed>) = 0 [pid 812] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 816] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 812] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 814] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 816] <... prctl resumed>) = 0 [pid 812] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 814] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 816] setpgid(0, 0 [pid 812] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 816] <... setpgid resumed>) = 0 [pid 814] <... futex resumed>) = 1 [pid 812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 808] <... futex resumed>) = 0 [pid 816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 814] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 812] <... mmap resumed>) = 0x7ff80b96e000 [pid 808] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 818 attached [pid 816] <... openat resumed>) = 3 [pid 814] <... clone3 resumed>) = 819 [pid 812] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 808] <... futex resumed>) = 0 [pid 814] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 808] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 814] <... futex resumed>) = 0 [pid 808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 814] ioctl(3, PPPIOCSFLAGS, 0 [pid 808] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 814] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 808] <... futex resumed>) = 0 [pid 814] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 808] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] set_robust_list(0x5555656516a0, 24 [pid 816] write(3, "1000", 4 [pid 814] <... futex resumed>) = 0 [pid 812] <... mprotect resumed>) = 0 [pid 808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 818] <... set_robust_list resumed>) = 0 [pid 816] <... write resumed>) = 4 [pid 814] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 812] rt_sigprocmask(SIG_BLOCK, ~[] [pid 808] exit_group(0 [pid 816] close(3 [pid 814] <... futex resumed>) = ? [pid 808] <... exit_group resumed>) = ? [pid 301] <... restart_syscall resumed>) = 0 [pid 816] <... close resumed>) = 0 [pid 814] +++ exited with 0 +++ [pid 812] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 808] +++ exited with 0 +++ [pid 818] rt_sigprocmask(SIG_SETMASK, [] [pid 816] write(1, "executing program\n", 18 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=808, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 818] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 816] <... write resumed>) = 18 [pid 812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 816] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... clone3 resumed> => {parent_tid=[820]}, 88) = 820 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 818] <... prctl resumed>) = 0 [pid 816] <... futex resumed>) = 0 [pid 812] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 818] setpgid(0, 0 [pid 816] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 812] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 812] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 812] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 820 attached [pid 818] <... setpgid resumed>) = 0 [pid 816] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 821 [pid 816] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 820] set_robust_list(0x7ff80b98e9a0, 24 [pid 816] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 816] <... mmap resumed>) = 0x7ff80b96e000 [pid 818] <... openat resumed>) = 3 [pid 816] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 818] write(3, "1000", 4 [pid 816] rt_sigprocmask(SIG_BLOCK, ~[] [pid 820] <... set_robust_list resumed>) = 0 [pid 816] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 818] <... write resumed>) = 4 [pid 816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 820] rt_sigprocmask(SIG_SETMASK, [] [pid 818] close(3 [pid 820] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 816] <... clone3 resumed> => {parent_tid=[822]}, 88) = 822 ci2-android-5-10/strace-static-x86_64: Process 822 attached [pid 818] <... close resumed>) = 0 [pid 820] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 822] set_robust_list(0x7ff80b98e9a0, 24 [pid 818] write(1, "executing program\n", 18 [pid 816] rt_sigprocmask(SIG_SETMASK, [] [pid 820] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] <... write resumed>) = 18 [pid 816] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 812] <... futex resumed>) = 0 [pid 812] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 812] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 822] <... set_robust_list resumed>) = 0 [pid 818] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 816] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 822] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 818] <... futex resumed>) = 0 [pid 816] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 823 attached [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 823 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 820] <... futex resumed>) = 1 [pid 820] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 820] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... futex resumed>) = 0 [pid 823] set_robust_list(0x5555656516a0, 24 [pid 822] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 818] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 816] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 812] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 812] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] <... futex resumed>) = 1 [pid 820] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 818] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 820] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... futex resumed>) = 0 [pid 812] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 812] <... futex resumed>) = 0 [pid 812] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] <... futex resumed>) = 1 [pid 820] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 820] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... futex resumed>) = 0 [pid 812] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 812] <... futex resumed>) = 0 [pid 818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 812] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] <... mmap resumed>) = 0x7ff80b96e000 [pid 820] <... futex resumed>) = 1 [pid 818] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 820] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 818] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 823] <... set_robust_list resumed>) = 0 [pid 822] <... socket resumed>) = 3 [pid 820] <... clone3 resumed>) = 824 [pid 818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 820] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... futex resumed>) = 0 [pid 812] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 812] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] <... futex resumed>) = 1 [pid 820] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 822] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... futex resumed>) = 0 [pid 822] <... futex resumed>) = 1 [pid 818] <... clone3 resumed> => {parent_tid=[825]}, 88) = 825 [pid 816] <... futex resumed>) = 0 [pid 812] exit_group(0 [pid 823] rt_sigprocmask(SIG_SETMASK, [] [pid 822] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 812] <... exit_group resumed>) = ? [pid 820] <... futex resumed>) = ? [pid 818] rt_sigprocmask(SIG_SETMASK, [] [pid 816] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 822] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 820] +++ exited with 0 +++ [pid 818] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 816] <... futex resumed>) = 0 [pid 812] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 821 attached [pid 821] set_robust_list(0x5555656516a0, 24) = 0 [pid 821] rt_sigprocmask(SIG_SETMASK, [] [pid 816] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 818] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... socket resumed>) = 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 823] <... prctl resumed>) = 0 [pid 822] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 818] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 822] <... futex resumed>) = 1 [pid 818] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 816] <... futex resumed>) = 0 [pid 822] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 816] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 816] <... futex resumed>) = 0 [pid 822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 816] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 822] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 821] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 823] setpgid(0, 0 [pid 821] <... prctl resumed>) = 0 [pid 821] setpgid(0, 0) = 0 [pid 821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 822] <... connect resumed>) = -1 EEXIST (File exists) [pid 821] <... openat resumed>) = 3 [pid 823] <... setpgid resumed>) = 0 [pid 822] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 826 [pid 822] <... futex resumed>) = 1 [pid 816] <... futex resumed>) = 0 [pid 821] write(3, "1000", 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 816] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] sendfile(-1, -1, [3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 822] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 816] <... futex resumed>) = 0 [pid 822] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 816] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 822] <... futex resumed>) = 0 [pid 816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 822] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 816] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 816] <... futex resumed>) = 0 [pid 823] <... openat resumed>) = 3 [pid 822] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 816] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 825 attached [pid 821] <... write resumed>) = 4 [pid 825] set_robust_list(0x7ff80b98e9a0, 24 [pid 821] close(3 [pid 825] <... set_robust_list resumed>) = 0 [pid 821] <... close resumed>) = 0 [pid 825] rt_sigprocmask(SIG_SETMASK, [] [pid 821] write(1, "executing program\n", 18 [pid 825] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 823] write(3, "1000", 4 [pid 822] <... clone3 resumed>) = 827 executing program [pid 821] <... write resumed>) = 18 [pid 825] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 823] <... write resumed>) = 4 [pid 822] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = 1 [pid 816] <... futex resumed>) = 0 [pid 823] close(3 [pid 822] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 823] <... close resumed>) = 0 [pid 816] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] write(1, "executing program\n", 18 [pid 822] ioctl(3, PPPIOCSFLAGS, 0 [pid 816] <... futex resumed>) = 0 [pid 823] <... write resumed>) = 18 executing program [pid 822] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 816] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 825] <... socket resumed>) = 3 [pid 823] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] <... futex resumed>) = 0 [pid 822] <... futex resumed>) = 0 [pid 825] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 823] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 822] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 816] exit_group(0 [pid 823] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 822] <... futex resumed>) = ? [pid 816] <... exit_group resumed>) = ? [pid 825] <... futex resumed>) = 1 [pid 822] +++ exited with 0 +++ [pid 821] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 825] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 821] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 821] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 ci2-android-5-10/strace-static-x86_64: Process 826 attached [pid 821] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 816] +++ exited with 0 +++ [pid 826] set_robust_list(0x5555656516a0, 24 [pid 823] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 821] <... mprotect resumed>) = 0 [pid 818] <... futex resumed>) = 0 [pid 826] <... set_robust_list resumed>) = 0 [pid 821] rt_sigprocmask(SIG_BLOCK, ~[] [pid 818] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] rt_sigprocmask(SIG_SETMASK, [] [pid 823] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 821] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 825] <... futex resumed>) = 0 [pid 818] <... futex resumed>) = 1 [pid 826] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 825] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 821] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 818] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 828 attached [pid 826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 825] <... socket resumed>) = 4 [pid 823] <... mmap resumed>) = 0x7ff80b96e000 [pid 826] <... prctl resumed>) = 0 [pid 825] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 821] <... clone3 resumed> => {parent_tid=[828]}, 88) = 828 [pid 826] setpgid(0, 0 [pid 825] <... futex resumed>) = 1 [pid 823] <... mprotect resumed>) = 0 [pid 821] rt_sigprocmask(SIG_SETMASK, [] [pid 818] <... futex resumed>) = 0 [pid 828] set_robust_list(0x7ff80b98e9a0, 24 [pid 826] <... setpgid resumed>) = 0 [pid 825] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 823] rt_sigprocmask(SIG_BLOCK, ~[] [pid 821] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 818] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 821] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] <... futex resumed>) = 0 [pid 828] <... set_robust_list resumed>) = 0 [pid 826] <... openat resumed>) = 3 [pid 825] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 821] <... futex resumed>) = 0 [pid 826] write(3, "1000", 4 [pid 825] <... connect resumed>) = -1 EEXIST (File exists) [pid 821] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 826] <... write resumed>) = 4 [pid 825] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] <... clone3 resumed> => {parent_tid=[829]}, 88) = 829 [pid 818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 826] close(3 [pid 825] <... futex resumed>) = 0 [pid 823] rt_sigprocmask(SIG_SETMASK, [] [pid 818] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] <... close resumed>) = 0 [pid 825] sendfile(-1, -1, [3 [pid 823] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 818] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 826] write(1, "executing program\n", 18 [pid 825] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 823] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 818] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 826] <... write resumed>) = 18 [pid 825] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] <... futex resumed>) = 0 [pid 818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 826] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 825] <... futex resumed>) = 0 [pid 823] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 818] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] <... futex resumed>) = 0 [pid 825] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 818] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 828] rt_sigprocmask(SIG_SETMASK, [] [pid 826] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 825] <... clone3 resumed>) = 830 [pid 818] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 826] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 825] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 829 attached [pid 826] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 825] <... futex resumed>) = 0 [pid 818] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 825] ioctl(3, PPPIOCSFLAGS, 0 [pid 826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 825] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 826] <... mmap resumed>) = 0x7ff80b96e000 [pid 825] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] <... futex resumed>) = 0 [pid 826] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 825] <... futex resumed>) = 0 [pid 818] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 831 [pid 826] <... mprotect resumed>) = 0 [pid 825] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 831 attached [pid 828] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 826] rt_sigprocmask(SIG_BLOCK, ~[] [pid 818] exit_group(0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 826] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 826] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[832]}, 88) = 832 [pid 825] <... futex resumed>) = ? [pid 818] <... exit_group resumed>) = ? [pid 828] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 831] set_robust_list(0x5555656516a0, 24 [pid 826] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 826] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 826] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 825] +++ exited with 0 +++ [pid 818] +++ exited with 0 +++ [pid 829] set_robust_list(0x7ff80b98e9a0, 24 [pid 828] <... socket resumed>) = 3 [pid 829] <... set_robust_list resumed>) = 0 [pid 828] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 829] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 828] <... futex resumed>) = 1 [pid 821] <... futex resumed>) = 0 [pid 829] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 828] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 821] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 821] <... futex resumed>) = 0 [pid 829] <... socket resumed>) = 3 [pid 821] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 831] <... set_robust_list resumed>) = 0 [pid 829] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 823] <... futex resumed>) = 0 [pid 828] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 829] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 823] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 828] <... socket resumed>) = 4 [pid 823] <... futex resumed>) = 0 [pid 829] <... socket resumed>) = 4 [pid 828] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 829] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 828] <... futex resumed>) = 1 [pid 821] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = 1 [pid 823] <... futex resumed>) = 0 [pid 821] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 828] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 823] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 831] rt_sigprocmask(SIG_SETMASK, [] [pid 829] <... connect resumed>) = -1 EEXIST (File exists) [pid 828] <... connect resumed>) = -1 EEXIST (File exists) [pid 823] <... futex resumed>) = 0 [pid 821] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 829] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 828] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 829] <... futex resumed>) = 0 [pid 828] <... futex resumed>) = 0 [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 821] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 829] sendfile(-1, -1, [3 [pid 828] sendfile(-1, -1, [3 [pid 823] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 829] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 828] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 823] <... futex resumed>) = 0 [pid 821] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 829] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 828] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 829] <... futex resumed>) = 0 [pid 828] <... futex resumed>) = 0 [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 821] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 829] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 828] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 823] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 831] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 829] <... clone3 resumed>) = 834 [pid 828] <... clone3 resumed>) = 833 [pid 823] <... futex resumed>) = 0 [pid 821] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 829] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 828] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 829] <... futex resumed>) = 0 [pid 821] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 821] <... futex resumed>) = 0 [pid 821] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 828] <... futex resumed>) = 0 [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 828] ioctl(3, PPPIOCSFLAGS, 0 [pid 823] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 835 ci2-android-5-10/strace-static-x86_64: Process 832 attached [pid 829] <... futex resumed>) = 0 [pid 828] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 823] <... futex resumed>) = 1 [pid 832] set_robust_list(0x7ff80b98e9a0, 24 [pid 829] ioctl(3, PPPIOCSFLAGS, 0 [pid 828] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 832] <... set_robust_list resumed>) = 0 [pid 829] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 828] <... futex resumed>) = 1 [pid 821] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 832] rt_sigprocmask(SIG_SETMASK, [] [pid 831] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 829] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 828] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 821] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 835 attached [pid 832] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 829] <... futex resumed>) = 1 [pid 821] <... exit_group resumed>) = ? [pid 832] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 829] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 823] <... futex resumed>) = 0 [pid 828] <... futex resumed>) = -1 ENOSYS (Function not implemented) [pid 835] set_robust_list(0x5555656516a0, 24 [pid 832] <... socket resumed>) = 3 [pid 831] <... prctl resumed>) = 0 [pid 823] exit_group(0 [pid 832] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 826] <... futex resumed>) = 0 [pid 832] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 826] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 832] <... socket resumed>) = 4 [pid 828] +++ exited with 0 +++ [pid 826] <... futex resumed>) = 0 [pid 821] +++ exited with 0 +++ [pid 832] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 831] setpgid(0, 0 [pid 829] <... futex resumed>) = ? [pid 823] <... exit_group resumed>) = ? [pid 835] <... set_robust_list resumed>) = 0 [pid 832] <... futex resumed>) = 0 [pid 831] <... setpgid resumed>) = 0 [pid 829] +++ exited with 0 +++ [pid 826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=821, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 832] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 826] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] +++ exited with 0 +++ [pid 832] <... connect resumed>) = -1 EEXIST (File exists) [pid 831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 826] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 832] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 832] <... futex resumed>) = 0 [pid 831] <... openat resumed>) = 3 [pid 826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 832] sendfile(-1, -1, [3 [pid 831] write(3, "1000", 4 [pid 826] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 832] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 826] <... futex resumed>) = 0 [pid 832] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 832] <... futex resumed>) = 0 [pid 826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 832] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 826] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 831] <... write resumed>) = 4 [pid 826] <... futex resumed>) = 0 [pid 832] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 831] close(3 [pid 826] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 836 [pid 835] rt_sigprocmask(SIG_SETMASK, [] [pid 832] <... clone3 resumed>) = 837 [pid 835] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 832] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 832] <... futex resumed>) = 1 [pid 826] <... futex resumed>) = 0 [pid 832] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 826] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 831] write(1, "executing program\n", 18 [pid 826] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 832] ioctl(3, PPPIOCSFLAGS, 0 [pid 826] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 832] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 832] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 826] <... futex resumed>) = 0 executing program [pid 835] <... prctl resumed>) = 0 [pid 832] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 831] <... write resumed>) = 18 [pid 826] exit_group(0 [pid 832] <... futex resumed>) = ? [pid 826] <... exit_group resumed>) = ? [pid 835] setpgid(0, 0 [pid 832] +++ exited with 0 +++ [pid 831] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 836 attached [pid 836] set_robust_list(0x5555656516a0, 24 [pid 831] <... futex resumed>) = 0 [pid 826] +++ exited with 0 +++ [pid 836] <... set_robust_list resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 831] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 836] rt_sigprocmask(SIG_SETMASK, [] [pid 831] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 836] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 831] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 831] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 836] <... prctl resumed>) = 0 [pid 831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 836] setpgid(0, 0 [pid 831] <... mmap resumed>) = 0x7ff80b96e000 [pid 836] <... setpgid resumed>) = 0 [pid 831] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 831] <... mprotect resumed>) = 0 [pid 836] <... openat resumed>) = 3 [pid 831] rt_sigprocmask(SIG_BLOCK, ~[] [pid 836] write(3, "1000", 4) = 4 [pid 836] close(3) = 0 [pid 831] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 836] write(1, "executing program\n", 18 [pid 831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 836] <... write resumed>) = 18 [pid 836] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... setpgid resumed>) = 0 executing program [pid 836] <... futex resumed>) = 0 [pid 831] <... clone3 resumed> => {parent_tid=[838]}, 88) = 838 [pid 835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 831] rt_sigprocmask(SIG_SETMASK, [] [pid 836] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 831] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 836] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 831] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... openat resumed>) = 3 [pid 831] <... futex resumed>) = 0 [pid 836] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 831] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] write(3, "1000", 4 [pid 836] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 835] <... write resumed>) = 4 [pid 836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 835] close(3 [pid 836] <... mmap resumed>) = 0x7ff80b96e000 [pid 835] <... close resumed>) = 0 [pid 836] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 836] rt_sigprocmask(SIG_BLOCK, ~[] [pid 835] write(1, "executing program\n", 18 [pid 836] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 835] <... write resumed>) = 18 executing program [pid 836] <... clone3 resumed> => {parent_tid=[839]}, 88) = 839 [pid 835] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 836] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 836] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 838 attached [pid 838] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 838] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 835] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 835] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 835] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 835] <... mmap resumed>) = 0x7ff80b96e000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 840 attached [pid 835] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITEci2-android-5-10/strace-static-x86_64: Process 841 attached [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 841 [pid 835] <... mprotect resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 840 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 840] set_robust_list(0x5555656516a0, 24 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 838] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 838] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 839 attached [pid 831] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 835] rt_sigprocmask(SIG_BLOCK, ~[] [pid 831] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 839] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 839] rt_sigprocmask(SIG_SETMASK, [] [pid 841] set_robust_list(0x5555656516a0, 24 [pid 840] <... set_robust_list resumed>) = 0 [pid 839] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 835] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 831] <... futex resumed>) = 1 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 838] <... futex resumed>) = 0 [pid 838] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 838] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 838] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 839] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 839] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... futex resumed>) = 0 [pid 836] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 836] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 831] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 839] <... futex resumed>) = 1 [pid 831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 839] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 839] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... futex resumed>) = 0 [pid 836] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 836] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 839] <... futex resumed>) = 1 [pid 839] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 839] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... futex resumed>) = 0 [pid 831] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... clone3 resumed> => {parent_tid=[842]}, 88) = 842 [pid 836] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] rt_sigprocmask(SIG_SETMASK, [] [pid 831] <... futex resumed>) = 1 [pid 839] <... futex resumed>) = 1 [pid 838] <... futex resumed>) = 0 [pid 836] <... futex resumed>) = 0 [pid 835] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 831] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 838] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 836] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 841] <... set_robust_list resumed>) = 0 [pid 840] rt_sigprocmask(SIG_SETMASK, [] [pid 838] <... connect resumed>) = 0 [pid 835] <... futex resumed>) = 0 [pid 838] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 838] <... futex resumed>) = 1 [pid 831] <... futex resumed>) = 0 [pid 838] sendfile(-1, -1, [3 [pid 831] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 840] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 831] <... futex resumed>) = 0 [pid 838] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 840] <... prctl resumed>) = 0 [pid 838] <... futex resumed>) = 0 [pid 831] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] setpgid(0, 0 [pid 839] sendfile(-1, -1, [3 [pid 838] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 831] <... futex resumed>) = 0 [pid 840] <... setpgid resumed>) = 0 [pid 839] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 838] <... clone3 resumed>) = 843 [pid 831] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 839] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 839] <... futex resumed>) = 1 [pid 838] <... futex resumed>) = 1 [pid 836] <... futex resumed>) = 0 [pid 831] <... futex resumed>) = 0 [pid 840] write(3, "1000", 4 [pid 839] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 838] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 836] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 841] rt_sigprocmask(SIG_SETMASK, [] [pid 840] <... write resumed>) = 4 [pid 839] <... clone3 resumed>) = 844 [pid 838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 836] <... futex resumed>) = 0 [pid 831] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 839] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] ioctl(3, PPPIOCSFLAGS, 0 [pid 836] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 840] close(3 [pid 839] <... futex resumed>) = 0 [pid 838] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 831] <... futex resumed>) = 0 [pid 839] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 838] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 841] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 840] <... close resumed>) = 0 [pid 839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 838] <... futex resumed>) = 0 [pid 836] <... futex resumed>) = 0 [pid 831] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 840] write(1, "executing program\n", 18 [pid 839] ioctl(3, PPPIOCSFLAGS, 0 executing program [pid 838] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 836] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 842 attached [pid 841] <... prctl resumed>) = 0 [pid 840] <... write resumed>) = 18 [pid 839] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 831] exit_group(0 [pid 841] setpgid(0, 0 [pid 840] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 842] set_robust_list(0x7ff80b98e9a0, 24 [pid 839] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... futex resumed>) = 0 [pid 838] <... futex resumed>) = ? [pid 831] <... exit_group resumed>) = ? [pid 841] <... setpgid resumed>) = 0 [pid 842] <... set_robust_list resumed>) = 0 [pid 840] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 839] <... futex resumed>) = 1 [pid 838] +++ exited with 0 +++ [pid 836] <... futex resumed>) = 0 [pid 842] rt_sigprocmask(SIG_SETMASK, [] [pid 841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 840] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 839] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 836] exit_group(0 [pid 831] +++ exited with 0 +++ [pid 842] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 840] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 839] <... futex resumed>) = ? [pid 836] <... exit_group resumed>) = ? [pid 842] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 841] <... openat resumed>) = 3 [pid 840] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 839] +++ exited with 0 +++ [pid 836] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 842] <... socket resumed>) = 3 [pid 841] write(3, "1000", 4 [pid 840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 842] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 841] <... write resumed>) = 4 [pid 840] <... mmap resumed>) = 0x7ff80b96e000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 842] <... futex resumed>) = 1 [pid 840] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 835] <... futex resumed>) = 0 [pid 841] close(3 [pid 840] <... mprotect resumed>) = 0 [pid 835] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 842] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 840] rt_sigprocmask(SIG_BLOCK, ~[] [pid 841] <... close resumed>) = 0 [pid 835] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 841] write(1, "executing program\n", 18 [pid 840] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 835] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 841] <... write resumed>) = 18 [pid 840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 841] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 840] <... clone3 resumed> => {parent_tid=[845]}, 88) = 845 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 841] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 840] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 841] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 840] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 841] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 840] <... futex resumed>) = 0 [pid 842] <... socket resumed>) = 4 [pid 842] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 841] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 840] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] <... futex resumed>) = 0 [pid 842] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 835] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 846 [pid 842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 841] <... mmap resumed>) = 0x7ff80b96e000 [pid 835] <... futex resumed>) = 0 [pid 842] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 841] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 835] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 842] <... connect resumed>) = -1 EEXIST (File exists) [pid 841] <... mprotect resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 842] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 842] <... futex resumed>) = 1 [pid 841] rt_sigprocmask(SIG_BLOCK, ~[] [pid 835] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 842] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 841] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 835] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 835] <... futex resumed>) = 0 [pid 842] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 842] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 842] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 845 attached [pid 845] set_robust_list(0x7ff80b98e9a0, 24 [pid 835] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 847 [pid 835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 845] <... set_robust_list resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 835] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 845] rt_sigprocmask(SIG_SETMASK, [] [pid 842] <... futex resumed>) = 0 [pid 841] <... clone3 resumed> => {parent_tid=[848]}, 88) = 848 [pid 835] <... futex resumed>) = 1 [pid 845] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 842] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 841] rt_sigprocmask(SIG_SETMASK, [] [pid 835] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 848 attached ci2-android-5-10/strace-static-x86_64: Process 846 attached [pid 845] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 842] <... clone3 resumed>) = 849 [pid 845] <... socket resumed>) = 3 [pid 842] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 845] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 842] <... futex resumed>) = 0 [pid 841] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 846] set_robust_list(0x5555656516a0, 24 [pid 845] <... futex resumed>) = 1 [pid 842] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 840] <... futex resumed>) = 0 [pid 845] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 840] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 840] <... futex resumed>) = 0 [pid 845] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 840] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 845] <... socket resumed>) = 4 [pid 845] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 840] <... futex resumed>) = 0 [pid 845] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 841] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... set_robust_list resumed>) = 0 [pid 845] <... connect resumed>) = -1 EEXIST (File exists) [pid 842] <... futex resumed>) = 0 [pid 841] <... futex resumed>) = 0 [pid 840] <... futex resumed>) = 0 [pid 835] <... futex resumed>) = 1 [pid 845] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 842] ioctl(3, PPPIOCSFLAGS, 0 [pid 841] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 840] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 846] rt_sigprocmask(SIG_SETMASK, [] [pid 845] <... futex resumed>) = 0 [pid 842] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 846] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 845] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 842] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 842] <... futex resumed>) = 1 [pid 840] <... futex resumed>) = 0 [pid 835] <... futex resumed>) = 0 [pid 846] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 845] sendfile(-1, -1, [3 [pid 842] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 840] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 846] <... prctl resumed>) = 0 [pid 845] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 835] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 847 attached [pid 846] setpgid(0, 0 [pid 845] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 842] <... futex resumed>) = ? [pid 835] <... exit_group resumed>) = ? [pid 847] set_robust_list(0x5555656516a0, 24 [pid 845] <... futex resumed>) = 1 [pid 842] +++ exited with 0 +++ [pid 840] <... futex resumed>) = 0 [pid 847] <... set_robust_list resumed>) = 0 [pid 845] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 840] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] set_robust_list(0x7ff80b98e9a0, 24 [pid 847] rt_sigprocmask(SIG_SETMASK, [] [pid 846] <... setpgid resumed>) = 0 [pid 845] <... clone3 resumed>) = 850 [pid 840] <... futex resumed>) = 0 [pid 835] +++ exited with 0 +++ [pid 847] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 845] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 845] <... futex resumed>) = 0 [pid 840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 847] <... prctl resumed>) = 0 [pid 846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 845] ioctl(3, PPPIOCSFLAGS, 0 [pid 840] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] <... set_robust_list resumed>) = 0 [pid 847] setpgid(0, 0 [pid 845] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 840] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=835, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 847] <... setpgid resumed>) = 0 [pid 845] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 845] <... futex resumed>) = 0 [pid 840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 848] rt_sigprocmask(SIG_SETMASK, [] [pid 847] <... openat resumed>) = 3 [pid 846] <... openat resumed>) = 3 [pid 845] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 840] exit_group(0 [pid 847] write(3, "1000", 4 [pid 845] <... futex resumed>) = ? [pid 840] <... exit_group resumed>) = ? [pid 848] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 847] <... write resumed>) = 4 [pid 846] write(3, "1000", 4 [pid 845] +++ exited with 0 +++ [pid 840] +++ exited with 0 +++ [pid 847] close(3) = 0 [pid 847] write(1, "executing program\n", 18) = 18 [pid 847] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 847] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 848] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 846] <... write resumed>) = 4 [pid 846] close(3 [pid 847] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 846] <... close resumed>) = 0 [pid 848] <... socket resumed>) = 3 [pid 846] write(1, "executing program\n", 18 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 848] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... write resumed>) = 18 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 846] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] <... futex resumed>) = 1 [pid 841] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 848] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 846] <... futex resumed>) = 0 [pid 841] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 847] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 846] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 841] <... futex resumed>) = 0 [pid 848] <... socket resumed>) = 4 [pid 847] rt_sigprocmask(SIG_BLOCK, ~[] [pid 846] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 841] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 851 [pid 848] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 846] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 848] <... futex resumed>) = 0 [pid 847] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 846] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 841] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 848] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 841] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 848] <... connect resumed>) = -1 EEXIST (File exists) [pid 847] <... clone3 resumed> => {parent_tid=[852]}, 88) = 852 [pid 846] <... mmap resumed>) = 0x7ff80b96e000 [pid 841] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] rt_sigprocmask(SIG_SETMASK, [] [pid 846] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 848] <... futex resumed>) = 0 [pid 847] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 847] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... mprotect resumed>) = 0 [pid 848] sendfile(-1, -1, [3 [pid 847] <... futex resumed>) = 0 [pid 841] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 847] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 846] rt_sigprocmask(SIG_BLOCK, ~[] [pid 841] <... futex resumed>) = 0 [pid 848] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 841] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... futex resumed>) = 0 [pid 846] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 848] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 851 attached ) = -1 EAGAIN (Resource temporarily unavailable) [pid 841] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 846] <... clone3 resumed> => {parent_tid=[853]}, 88) = 853 [pid 841] <... futex resumed>) = 0 [pid 851] set_robust_list(0x5555656516a0, 24) = 0 [pid 851] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 848] <... clone3 resumed>) = 854 [pid 841] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 846] rt_sigprocmask(SIG_SETMASK, [] [pid 848] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 848] <... futex resumed>) = 0 [pid 846] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] ioctl(3, PPPIOCSFLAGS, 0 [pid 846] <... futex resumed>) = 0 [pid 841] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 846] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 841] <... futex resumed>) = 0 [pid 848] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 841] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... futex resumed>) = 0 [pid 841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 848] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 851] setpgid(0, 0) = 0 [pid 841] exit_group(0 [pid 851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 848] <... futex resumed>) = ? [pid 841] <... exit_group resumed>) = ? [pid 851] <... openat resumed>) = 3 [pid 848] +++ exited with 0 +++ [pid 851] write(3, "1000", 4) = 4 [pid 851] close(3 [pid 841] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 851] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 851] write(1, "executing program\n", 18 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 852 attached executing program [pid 851] <... write resumed>) = 18 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 852] set_robust_list(0x7ff80b98e9a0, 24ci2-android-5-10/strace-static-x86_64: Process 853 attached [pid 851] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] set_robust_list(0x7ff80b98e9a0, 24 [pid 851] <... futex resumed>) = 0 [pid 853] <... set_robust_list resumed>) = 0 [pid 851] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 853] rt_sigprocmask(SIG_SETMASK, [] [pid 851] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 853] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 851] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 853] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 851] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 853] <... socket resumed>) = 3 [pid 851] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 853] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... mmap resumed>) = 0x7ff80b96e000 [pid 853] <... futex resumed>) = 1 [pid 851] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 846] <... futex resumed>) = 0 [pid 853] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 851] <... mprotect resumed>) = 0 [pid 851] rt_sigprocmask(SIG_BLOCK, ~[] [pid 846] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 855 [pid 846] <... futex resumed>) = 1 ci2-android-5-10/strace-static-x86_64: Process 855 attached [pid 853] <... futex resumed>) = 0 [pid 852] <... set_robust_list resumed>) = 0 [pid 851] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 846] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 853] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 851] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 853] <... socket resumed>) = 4 [pid 852] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 853] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... clone3 resumed> => {parent_tid=[856]}, 88) = 856 [pid 853] <... futex resumed>) = 1 [pid 851] rt_sigprocmask(SIG_SETMASK, [] [pid 853] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 851] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 851] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 851] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 856 attached [pid 856] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 856] rt_sigprocmask(SIG_SETMASK, [] [pid 855] set_robust_list(0x5555656516a0, 24 [pid 852] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 846] <... futex resumed>) = 0 [pid 856] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 856] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 856] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... futex resumed>) = 0 [pid 851] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 851] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 856] <... futex resumed>) = 1 [pid 856] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 856] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... futex resumed>) = 0 [pid 855] <... set_robust_list resumed>) = 0 [pid 852] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 846] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 851] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 856] <... futex resumed>) = 1 [pid 853] <... futex resumed>) = 0 [pid 846] <... futex resumed>) = 1 [pid 299] <... restart_syscall resumed>) = 0 [pid 853] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 846] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] <... connect resumed>) = -1 EEXIST (File exists) [pid 853] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 846] <... futex resumed>) = 0 [pid 853] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 846] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 846] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 853] sendfile(-1, -1, [3 [pid 846] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 853] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 853] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 853] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 856] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 846] <... futex resumed>) = 0 [pid 846] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 857 [pid 853] <... futex resumed>) = 0 [pid 846] <... futex resumed>) = 1 [pid 853] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 846] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 856] <... connect resumed>) = -1 EEXIST (File exists) [pid 856] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... futex resumed>) = 0 [pid 851] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 851] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 856] <... futex resumed>) = 1 [pid 856] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 856] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] <... clone3 resumed>) = 858 [pid 851] <... futex resumed>) = 0 [pid 853] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 853] <... futex resumed>) = 1 [pid 851] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 846] <... futex resumed>) = 0 [pid 856] <... futex resumed>) = 1 [pid 853] ioctl(3, PPPIOCSFLAGS, 0 [pid 846] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 846] <... futex resumed>) = 0 [pid 853] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 846] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 856] <... clone3 resumed>) = 859 [pid 855] rt_sigprocmask(SIG_SETMASK, [] [pid 853] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... socket resumed>) = 3 [pid 856] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... futex resumed>) = 0 [pid 851] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 851] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 856] <... futex resumed>) = 1 [pid 856] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 856] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 853] <... futex resumed>) = 1 [pid 852] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 851] <... futex resumed>) = 0 [pid 853] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 852] <... futex resumed>) = 1 [pid 851] exit_group(0 [pid 847] <... futex resumed>) = 0 [pid 852] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 851] <... exit_group resumed>) = ? [pid 847] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] exit_group(0 [pid 847] <... futex resumed>) = 0 [pid 847] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 856] <... futex resumed>) = ? [pid 856] +++ exited with 0 +++ [pid 855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 853] <... futex resumed>) = ? [pid 852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 851] +++ exited with 0 +++ [pid 846] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 857 attached [pid 857] set_robust_list(0x5555656516a0, 24) = 0 [pid 857] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 853] +++ exited with 0 +++ [pid 852] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 857] <... prctl resumed>) = 0 [pid 857] setpgid(0, 0) = 0 [pid 857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 846] +++ exited with 0 +++ [pid 857] write(3, "1000", 4) = 4 [pid 857] close(3) = 0 [pid 857] write(1, "executing program\n", 18) = 18 [pid 857] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 857] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 857] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 857] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 857] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 857] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[860]}, 88) = 860 [pid 857] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 857] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 857] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 860 attached [pid 860] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 860] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 860] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 857] <... futex resumed>) = 0 [pid 857] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 857] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 860] <... futex resumed>) = 1 [pid 860] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 860] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 857] <... futex resumed>) = 0 [pid 857] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 857] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 852] <... socket resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 852] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 860] <... futex resumed>) = 1 [pid 860] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 860] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 857] <... futex resumed>) = 0 [pid 857] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 857] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 860] <... futex resumed>) = 1 [pid 860] sendfile(-1, -1, [3 [pid 852] <... futex resumed>) = 1 [pid 855] <... prctl resumed>) = 0 [pid 847] <... futex resumed>) = 0 [pid 847] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 847] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 860] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 855] setpgid(0, 0 [pid 852] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 860] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 857] <... futex resumed>) = 0 [pid 857] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... connect resumed>) = -1 EEXIST (File exists) [pid 855] <... setpgid resumed>) = 0 [pid 852] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 857] <... futex resumed>) = 0 [pid 852] <... futex resumed>) = 1 [pid 847] <... futex resumed>) = 0 [pid 855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 852] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 857] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 847] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] <... openat resumed>) = 3 [pid 852] <... futex resumed>) = 0 [pid 847] <... futex resumed>) = 1 [pid 855] write(3, "1000", 4 [pid 852] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 847] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] <... write resumed>) = 4 [pid 852] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] close(3 [pid 852] <... futex resumed>) = 0 [pid 847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 852] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 855] <... close resumed>) = 0 [pid 847] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 0 [pid 847] <... futex resumed>) = 1 [pid 855] write(1, "executing program\n", 18 [pid 852] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 847] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 860] <... futex resumed>) = 1 [pid 860] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 852] <... clone3 resumed>) = 861 [pid 855] <... write resumed>) = 18 [pid 852] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 855] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] <... futex resumed>) = 1 [pid 847] <... futex resumed>) = 0 [pid 847] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 847] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] <... futex resumed>) = 0 [pid 852] ioctl(3, PPPIOCSFLAGS, 0 executing program [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 855] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 852] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 855] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 852] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 860] <... clone3 resumed>) = 862 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 855] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 852] <... futex resumed>) = 1 [pid 847] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 863 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 855] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 852] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] exit_group(0 [pid 860] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 857] <... futex resumed>) = 0 [pid 857] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 857] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 860] <... futex resumed>) = 1 [pid 860] ioctl(3, PPPIOCSFLAGS, 0 [pid 847] <... exit_group resumed>) = ? [pid 860] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 860] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 864 [pid 855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 852] <... futex resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 857] <... futex resumed>) = 0 [pid 857] exit_group(0) = ? [pid 860] <... futex resumed>) = ? [pid 852] +++ exited with 0 +++ [pid 847] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 855] <... mmap resumed>) = 0x7ff80b96e000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 855] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 855] <... mprotect resumed>) = 0 [pid 855] rt_sigprocmask(SIG_BLOCK, ~[] [pid 860] +++ exited with 0 +++ [pid 857] +++ exited with 0 +++ [pid 855] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=857, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 865 attached [pid 865] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 865] rt_sigprocmask(SIG_SETMASK, [] [pid 855] <... clone3 resumed> => {parent_tid=[865]}, 88) = 865 [pid 865] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 865] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] <... restart_syscall resumed>) = 0 [pid 855] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 863 attached , NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 855] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 863] set_robust_list(0x5555656516a0, 24) = 0 [pid 863] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 855] <... futex resumed>) = 1 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 866 [pid 863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 855] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 863] <... prctl resumed>) = 0 [pid 863] setpgid(0, 0) = 0 [pid 863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 863] write(3, "1000", 4) = 4 [pid 863] close(3) = 0 [pid 863] write(1, "executing program\n", 18) = 18 [pid 863] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 863] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 executing program [pid 865] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 864 attached [pid 865] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 864] set_robust_list(0x5555656516a0, 24 [pid 865] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] <... futex resumed>) = 0 [pid 865] <... futex resumed>) = 1 [pid 864] <... set_robust_list resumed>) = 0 [pid 855] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 865] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 855] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 865] <... socket resumed>) = 4 [pid 865] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] <... futex resumed>) = 0 [pid 865] <... futex resumed>) = 1 [pid 864] rt_sigprocmask(SIG_SETMASK, [] [pid 855] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 855] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 865] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 864] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 865] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] <... futex resumed>) = 0 [pid 865] <... futex resumed>) = 1 [pid 855] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 865] sendfile(-1, -1, [3 [pid 855] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 865] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 865] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 855] <... futex resumed>) = 0 [pid 865] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 855] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 865] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 867 [pid 864] <... prctl resumed>) = 0 [pid 865] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 864] setpgid(0, 0 [pid 865] <... futex resumed>) = 1 [pid 855] <... futex resumed>) = 0 [pid 864] <... setpgid resumed>) = 0 [pid 863] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 865] ioctl(3, PPPIOCSFLAGS, 0 [pid 864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 855] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... restart_syscall resumed>) = 0 [pid 863] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 863] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 855] <... futex resumed>) = 0 [pid 865] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 863] <... clone3 resumed> => {parent_tid=[868]}, 88) = 868 [pid 865] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 864] <... openat resumed>) = 3 [pid 863] rt_sigprocmask(SIG_SETMASK, [] [pid 855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 865] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 863] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 863] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 863] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] exit_group(0 [pid 865] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 864] write(3, "1000", 4 [pid 855] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 865] +++ exited with 0 +++ [pid 855] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 869 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 864] <... write resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 864] close(3ci2-android-5-10/strace-static-x86_64: Process 869 attached ) = 0 [pid 864] write(1, "executing program\n", 18 [pid 869] set_robust_list(0x5555656516a0, 24 [pid 864] <... write resumed>) = 18 executing program [pid 869] <... set_robust_list resumed>) = 0 [pid 864] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 ci2-android-5-10/strace-static-x86_64: Process 866 attached [pid 866] set_robust_list(0x5555656516a0, 24 [pid 869] rt_sigprocmask(SIG_SETMASK, [] [pid 864] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 869] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 866] <... set_robust_list resumed>) = 0 [pid 866] rt_sigprocmask(SIG_SETMASK, [] [pid 864] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 866] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 864] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 866] setpgid(0, 0) = 0 [pid 864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 864] <... mmap resumed>) = 0x7ff80b96e000 [pid 864] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 866] <... openat resumed>) = 3 [pid 869] <... prctl resumed>) = 0 [pid 864] <... mprotect resumed>) = 0 [pid 864] rt_sigprocmask(SIG_BLOCK, ~[] [pid 866] write(3, "1000", 4) = 4 [pid 866] close(3) = 0 [pid 864] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 869] setpgid(0, 0 [pid 864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 869] <... setpgid resumed>) = 0 [pid 866] write(1, "executing program\n", 18) = 18 [pid 298] <... restart_syscall resumed>) = 0 executing program [pid 864] <... clone3 resumed> => {parent_tid=[870]}, 88) = 870 [pid 864] rt_sigprocmask(SIG_SETMASK, [] [pid 866] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 864] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 864] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 864] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 864] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 866] <... futex resumed>) = 0 [pid 866] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 871 attached ci2-android-5-10/strace-static-x86_64: Process 870 attached ci2-android-5-10/strace-static-x86_64: Process 868 attached [pid 869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 866] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 869] <... openat resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 871 [pid 869] write(3, "1000", 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 871] set_robust_list(0x5555656516a0, 24 [pid 870] set_robust_list(0x7ff80b98e9a0, 24 [pid 869] <... write resumed>) = 4 [pid 866] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 871] <... set_robust_list resumed>) = 0 [pid 870] <... set_robust_list resumed>) = 0 [pid 869] close(3 [pid 866] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 871] rt_sigprocmask(SIG_SETMASK, [] [pid 870] rt_sigprocmask(SIG_SETMASK, [] [pid 869] <... close resumed>) = 0 [pid 866] <... mmap resumed>) = 0x7ff80b96e000 [pid 871] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 870] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 868] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 868] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 868] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 869] write(1, "executing program\n", 18 [pid 868] <... socket resumed>) = 3 [pid 866] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 870] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 868] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 863] <... futex resumed>) = 0 [pid 863] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 863] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 868] <... futex resumed>) = 1 [pid 868] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 869] <... write resumed>) = 18 executing program [pid 868] <... socket resumed>) = 4 [pid 869] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 870] <... socket resumed>) = 3 [pid 868] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 863] <... futex resumed>) = 0 [pid 869] <... futex resumed>) = 0 [pid 868] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 863] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 870] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 868] <... connect resumed>) = -1 EEXIST (File exists) [pid 866] <... mprotect resumed>) = 0 [pid 863] <... futex resumed>) = 0 [pid 868] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 863] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 868] <... futex resumed>) = 0 [pid 863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 868] sendfile(-1, -1, [3 [pid 863] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 868] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 863] <... futex resumed>) = 0 [pid 868] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 863] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 868] <... futex resumed>) = 0 [pid 863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 868] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 863] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 870] <... futex resumed>) = 1 [pid 869] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 866] rt_sigprocmask(SIG_BLOCK, ~[] [pid 864] <... futex resumed>) = 0 [pid 863] <... futex resumed>) = 0 [pid 871] <... prctl resumed>) = 0 [pid 870] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 869] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 868] <... clone3 resumed>) = 872 [pid 866] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 864] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 871] setpgid(0, 0 [pid 870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 869] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 868] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 866] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 864] <... futex resumed>) = 0 [pid 863] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 871] <... setpgid resumed>) = 0 [pid 870] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 869] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 868] <... futex resumed>) = 0 [pid 864] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 873 attached [pid 871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 870] <... socket resumed>) = 4 [pid 869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 868] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 866] <... clone3 resumed> => {parent_tid=[873]}, 88) = 873 [pid 871] <... openat resumed>) = 3 [pid 870] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] <... mmap resumed>) = 0x7ff80b96e000 [pid 871] write(3, "1000", 4 [pid 870] <... futex resumed>) = 1 [pid 869] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 866] rt_sigprocmask(SIG_SETMASK, [] [pid 864] <... futex resumed>) = 0 [pid 871] <... write resumed>) = 4 [pid 870] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 869] <... mprotect resumed>) = 0 [pid 868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 866] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 864] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 863] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 871] close(3 [pid 870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 869] rt_sigprocmask(SIG_BLOCK, ~[] [pid 868] ioctl(3, PPPIOCSFLAGS, 0 [pid 866] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 864] <... futex resumed>) = 0 [pid 863] <... futex resumed>) = 0 [pid 871] <... close resumed>) = 0 [pid 870] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 869] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 868] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 866] <... futex resumed>) = 0 [pid 864] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 863] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 871] write(1, "executing program\n", 18 [pid 870] <... connect resumed>) = -1 EEXIST (File exists) executing program [pid 869] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 868] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 866] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 871] <... write resumed>) = 18 [pid 870] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 868] <... futex resumed>) = 0 [pid 863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 871] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 870] <... futex resumed>) = 1 [pid 869] <... clone3 resumed> => {parent_tid=[874]}, 88) = 874 [pid 868] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 864] <... futex resumed>) = 0 [pid 871] <... futex resumed>) = 0 [pid 870] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 869] rt_sigprocmask(SIG_SETMASK, [] [pid 864] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 863] exit_group(0 [pid 871] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 869] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 864] <... futex resumed>) = 0 [pid 871] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 870] sendfile(-1, -1, [3 [pid 869] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 868] <... futex resumed>) = ? [pid 864] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 863] <... exit_group resumed>) = ? [pid 871] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 870] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 869] <... futex resumed>) = 0 [pid 868] +++ exited with 0 +++ [pid 871] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 870] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 870] <... futex resumed>) = 1 [pid 864] <... futex resumed>) = 0 [pid 871] <... mmap resumed>) = 0x7ff80b96e000 [pid 870] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 864] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 871] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 864] <... futex resumed>) = 0 [pid 863] +++ exited with 0 +++ [pid 871] <... mprotect resumed>) = 0 [pid 870] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 864] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 873] set_robust_list(0x7ff80b98e9a0, 24 [pid 871] rt_sigprocmask(SIG_BLOCK, ~[] [pid 870] <... clone3 resumed>) = 875 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 871] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 870] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 870] <... futex resumed>) = 1 [pid 864] <... futex resumed>) = 0 [pid 870] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 864] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 871] <... clone3 resumed> => {parent_tid=[876]}, 88) = 876 [pid 870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 864] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 871] rt_sigprocmask(SIG_SETMASK, [] [pid 870] ioctl(3, PPPIOCSFLAGS, 0 [pid 864] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 871] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 870] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 876 attached ci2-android-5-10/strace-static-x86_64: Process 877 attached [pid 873] <... set_robust_list resumed>) = 0 [pid 871] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 870] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 871] <... futex resumed>) = 0 [pid 870] <... futex resumed>) = 1 [pid 864] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 877 [pid 871] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 870] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 864] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 873] rt_sigprocmask(SIG_SETMASK, [] [pid 870] <... futex resumed>) = ? [pid 864] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 877] set_robust_list(0x5555656516a0, 24 [pid 876] set_robust_list(0x7ff80b98e9a0, 24 [pid 873] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 870] +++ exited with 0 +++ [pid 864] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 874 attached [pid 874] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 874] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 874] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 876] <... set_robust_list resumed>) = 0 [pid 873] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 874] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] <... futex resumed>) = 0 [pid 869] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 869] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 874] <... futex resumed>) = 1 [pid 874] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 874] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] <... futex resumed>) = 0 [pid 869] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 877] <... set_robust_list resumed>) = 0 [pid 876] rt_sigprocmask(SIG_SETMASK, [] [pid 873] <... socket resumed>) = 3 [pid 869] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 874] <... futex resumed>) = 1 [pid 874] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 874] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] <... futex resumed>) = 0 [pid 869] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 869] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 873] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 874] <... futex resumed>) = 1 [pid 873] <... futex resumed>) = 1 [pid 866] <... futex resumed>) = 0 [pid 874] sendfile(-1, -1, [3 [pid 873] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 866] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 874] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 866] <... futex resumed>) = 0 [pid 873] <... socket resumed>) = 4 [pid 874] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 866] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 874] <... futex resumed>) = 1 [pid 873] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] <... futex resumed>) = 0 [pid 874] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 873] <... futex resumed>) = 1 [pid 869] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 866] <... futex resumed>) = 0 [pid 874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 873] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 869] <... futex resumed>) = 0 [pid 866] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 874] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 869] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 866] <... futex resumed>) = 0 [pid 877] rt_sigprocmask(SIG_SETMASK, [] [pid 876] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 874] <... clone3 resumed>) = 878 [pid 873] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 866] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 874] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 869] <... futex resumed>) = 0 [pid 874] ioctl(3, PPPIOCSFLAGS, 0 [pid 869] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 874] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 869] <... futex resumed>) = 0 [pid 876] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 874] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 873] <... connect resumed>) = -1 EEXIST (File exists) [pid 869] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 874] <... futex resumed>) = 0 [pid 869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 874] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 869] exit_group(0 [pid 874] <... futex resumed>) = ? [pid 869] <... exit_group resumed>) = ? [pid 877] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 876] <... socket resumed>) = 3 [pid 874] +++ exited with 0 +++ [pid 873] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 869] +++ exited with 0 +++ [pid 877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 876] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 873] <... futex resumed>) = 1 [pid 866] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 877] <... prctl resumed>) = 0 [pid 866] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 877] setpgid(0, 0 [pid 876] <... futex resumed>) = 1 [pid 873] sendfile(-1, -1, [3 [pid 871] <... futex resumed>) = 0 [pid 866] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 877] <... setpgid resumed>) = 0 [pid 871] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 866] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 871] <... futex resumed>) = 0 [pid 877] <... openat resumed>) = 3 [pid 876] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 873] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 871] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 877] write(3, "1000", 4) = 4 [pid 877] close(3) = 0 [pid 877] write(1, "executing program\n", 18) = 18 [pid 877] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 877] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 877] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 877] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 877] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... restart_syscall resumed>) = 0 [pid 877] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 873] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 876] <... socket resumed>) = 4 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... restart_syscall resumed>) = 0 [pid 877] <... clone3 resumed> => {parent_tid=[879]}, 88) = 879 [pid 876] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 873] <... futex resumed>) = 1 [pid 866] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 877] rt_sigprocmask(SIG_SETMASK, [] [pid 876] <... futex resumed>) = 1 [pid 873] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 871] <... futex resumed>) = 0 [pid 866] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 879 attached [pid 877] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 876] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 871] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 866] <... futex resumed>) = 0 [pid 877] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 871] <... futex resumed>) = 0 [pid 866] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 880 [pid 877] <... futex resumed>) = 0 [pid 871] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 877] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 873] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 876] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50ci2-android-5-10/strace-static-x86_64: Process 880 attached [pid 880] set_robust_list(0x5555656516a0, 24) = 0 [pid 880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 873] <... clone3 resumed>) = 881 [pid 876] <... connect resumed>) = -1 EEXIST (File exists) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 880] setpgid(0, 0) = 0 [pid 880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 876] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 873] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] <... openat resumed>) = 3 [pid 880] write(3, "1000", 4) = 4 [pid 880] close(3) = 0 [pid 880] write(1, "executing program\n", 18) = 18 [pid 880] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 876] <... futex resumed>) = 1 [pid 871] <... futex resumed>) = 0 [pid 873] <... futex resumed>) = 1 [pid 866] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 882 executing program [pid 876] sendfile(-1, -1, [3 [pid 873] ioctl(3, PPPIOCSFLAGS, 0 [pid 871] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 866] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 871] <... futex resumed>) = 0 [pid 866] <... futex resumed>) = 0 [pid 871] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 866] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 880] <... futex resumed>) = 0 [pid 880] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 880] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 876] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 880] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 876] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 873] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 880] <... mprotect resumed>) = 0 [pid 880] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[883]}, 88) = 883 [pid 876] <... futex resumed>) = 1 [pid 873] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 871] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 871] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 871] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 880] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 880] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 876] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 873] <... futex resumed>) = 1 [pid 866] <... futex resumed>) = 0 [pid 866] exit_group(0) = ? ci2-android-5-10/strace-static-x86_64: Process 882 attached [pid 882] set_robust_list(0x5555656516a0, 24) = 0 [pid 882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 876] <... clone3 resumed>) = 884 [pid 882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 882] setpgid(0, 0) = 0 [pid 882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 876] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] <... openat resumed>) = 3 [pid 882] write(3, "1000", 4) = 4 [pid 882] close(3) = 0 [pid 882] write(1, "executing program\n", 18) = 18 [pid 882] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 873] +++ exited with 0 +++ [pid 876] <... futex resumed>) = 1 [pid 871] <... futex resumed>) = 0 executing program [pid 866] +++ exited with 0 +++ [pid 876] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 871] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 871] <... futex resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 876] ioctl(3, PPPIOCSFLAGS, 0 [pid 871] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 876] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 882] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 876] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 876] <... futex resumed>) = 1 [pid 871] <... futex resumed>) = 0 [pid 879] set_robust_list(0x7ff80b98e9a0, 24 [pid 876] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 871] exit_group(0) = ? [pid 882] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 882] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 882] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 876] <... futex resumed>) = ? [pid 882] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 882] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[885]}, 88) = 885 [pid 882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 882] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 882] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 883 attached [pid 876] +++ exited with 0 +++ [pid 871] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 883] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 883] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 879] <... set_robust_list resumed>) = 0 [pid 883] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] <... futex resumed>) = 0 [pid 880] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] rt_sigprocmask(SIG_SETMASK, [] [pid 880] <... futex resumed>) = 0 [pid 880] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 883] <... futex resumed>) = 1 [pid 879] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 879] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 886 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 879] <... socket resumed>) = 3 [pid 883] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 883] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] <... futex resumed>) = 0 [pid 880] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 880] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 879] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 879] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 877] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 887 [pid 877] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 887 attached [pid 877] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 879] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 883] <... futex resumed>) = 1 [pid 883] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 883] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... socket resumed>) = 4 [pid 880] <... futex resumed>) = 0 [pid 880] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 880] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 883] <... futex resumed>) = 1 [pid 883] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 883] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] <... futex resumed>) = 0 [pid 880] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 880] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 883] <... futex resumed>) = 1 [pid 883] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 879] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 877] <... futex resumed>) = 0 [pid 887] set_robust_list(0x5555656516a0, 24 [pid 877] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 877] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 883] <... clone3 resumed>) = 888 [pid 883] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 880] <... futex resumed>) = 0 [pid 880] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 880] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 883] <... futex resumed>) = 1 [pid 883] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 883] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 880] <... futex resumed>) = 0 [pid 880] exit_group(0) = ? [pid 883] <... futex resumed>) = ? [pid 887] <... set_robust_list resumed>) = 0 [pid 883] +++ exited with 0 +++ [pid 880] +++ exited with 0 +++ [pid 879] <... connect resumed>) = -1 EEXIST (File exists) ci2-android-5-10/strace-static-x86_64: Process 886 attached [pid 879] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 879] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 877] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 877] <... futex resumed>) = 0 [pid 879] sendfile(-1, -1, [3 [pid 877] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] set_robust_list(0x5555656516a0, 24) = 0 [pid 886] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 886] setpgid(0, 0) = 0 [pid 886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 887] rt_sigprocmask(SIG_SETMASK, [] [pid 886] <... openat resumed>) = 3 [pid 879] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 886] write(3, "1000", 4) = 4 [pid 879] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] close(3) = 0 [pid 886] write(1, "executing program\n", 18) = 18 executing program [pid 886] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 886] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 886] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 886] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 886] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[889]}, 88) = 889 [pid 886] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 886] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 885 attached ) = 0 [pid 885] set_robust_list(0x7ff80b98e9a0, 24 [pid 886] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 885] <... set_robust_list resumed>) = 0 [pid 885] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 885] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 885] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] <... futex resumed>) = 0 [pid 882] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 877] <... futex resumed>) = 0 [pid 882] <... futex resumed>) = 0 [pid 877] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 887] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 882] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 879] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 877] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 879] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 885] <... futex resumed>) = 1 [pid 885] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 885] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] <... futex resumed>) = 0 [pid 882] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 882] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 885] <... futex resumed>) = 1 [pid 885] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 879] <... clone3 resumed>) = 890 [pid 887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 885] <... connect resumed>) = -1 EEXIST (File exists) [pid 879] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 887] <... prctl resumed>) = 0 [pid 879] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 887] setpgid(0, 0 [pid 879] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 887] <... setpgid resumed>) = 0 [pid 879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 877] <... futex resumed>) = 0 [pid 879] ioctl(3, PPPIOCSFLAGS, 0 [pid 877] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 885] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 885] <... futex resumed>) = 1 [pid 882] <... futex resumed>) = 0 [pid 879] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] sendfile(-1, -1, [3 [pid 882] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 879] <... futex resumed>) = 1 [pid 877] <... futex resumed>) = 0 [pid 887] <... openat resumed>) = 3 [pid 885] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 882] <... futex resumed>) = 0 [pid 879] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 877] exit_group(0 [pid 887] write(3, "1000", 4 [pid 885] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 877] <... exit_group resumed>) = ? [pid 885] <... futex resumed>) = 0 [pid 887] <... write resumed>) = 4 [pid 882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 879] <... futex resumed>) = ? [pid 885] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 882] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 889 attached [pid 885] <... clone3 resumed>) = 891 [pid 882] <... futex resumed>) = 0 [pid 879] +++ exited with 0 +++ [pid 877] +++ exited with 0 +++ [pid 885] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 887] close(3 [pid 885] <... futex resumed>) = 0 [pid 882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... restart_syscall resumed>) = 0 [pid 885] ioctl(3, PPPIOCSFLAGS, 0 [pid 887] <... close resumed>) = 0 [pid 882] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 885] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 882] <... futex resumed>) = 0 [pid 885] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 882] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 887] write(1, "executing program\n", 18 [pid 885] <... futex resumed>) = 0 [pid 882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 885] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 882] exit_group(0 [pid 887] <... write resumed>) = 18 [pid 885] <... futex resumed>) = ? [pid 882] <... exit_group resumed>) = ? executing program [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 887] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 885] +++ exited with 0 +++ [pid 882] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 887] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 887] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 889] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 889] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 889] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 889] <... socket resumed>) = 3 [pid 889] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] <... futex resumed>) = 0 [pid 886] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 886] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 892 [pid 887] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 887] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 893 [pid 889] <... futex resumed>) = 1 [pid 887] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 887] <... mmap resumed>) = 0x7ff80b96e000 [pid 887] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 889] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 887] <... mprotect resumed>) = 0 [pid 889] <... socket resumed>) = 4 [pid 887] rt_sigprocmask(SIG_BLOCK, ~[] [pid 889] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 887] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 889] <... futex resumed>) = 1 [pid 886] <... futex resumed>) = 0 [pid 889] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 886] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... restart_syscall resumed>) = 0 [pid 889] <... connect resumed>) = -1 EEXIST (File exists) [pid 887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 886] <... futex resumed>) = 0 [pid 889] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 889] <... futex resumed>) = 0 [pid 886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 889] sendfile(-1, -1, [3 [pid 886] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 889] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 887] <... clone3 resumed> => {parent_tid=[894]}, 88) = 894 [pid 886] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 889] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 887] rt_sigprocmask(SIG_SETMASK, [] [pid 886] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 889] <... futex resumed>) = 0 [pid 887] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 889] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 886] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 895 attached ci2-android-5-10/strace-static-x86_64: Process 893 attached [pid 889] <... clone3 resumed>) = 896 [pid 887] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] <... futex resumed>) = 0 [pid 889] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 889] <... futex resumed>) = 0 [pid 887] <... futex resumed>) = 0 [pid 886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 895 [pid 889] ioctl(3, PPPIOCSFLAGS, 0 [pid 886] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 889] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 886] <... futex resumed>) = 0 [pid 889] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 886] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 889] <... futex resumed>) = 0 [pid 886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 889] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 886] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 892 attached [pid 889] <... futex resumed>) = ? [pid 886] <... exit_group resumed>) = ? [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 895] set_robust_list(0x5555656516a0, 24 [pid 893] set_robust_list(0x5555656516a0, 24 [pid 892] set_robust_list(0x5555656516a0, 24 [pid 889] +++ exited with 0 +++ [pid 887] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 886] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 892] <... set_robust_list resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 892] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 892] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 895] <... set_robust_list resumed>) = 0 [pid 893] <... set_robust_list resumed>) = 0 [pid 892] <... prctl resumed>) = 0 [pid 892] setpgid(0, 0) = 0 [pid 892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 893] rt_sigprocmask(SIG_SETMASK, [] [pid 892] <... openat resumed>) = 3 [pid 892] write(3, "1000", 4) = 4 [pid 892] close(3) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 892] write(1, "executing program\n", 18) = 18 [pid 892] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 892] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 892] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 897 attached [pid 895] rt_sigprocmask(SIG_SETMASK, [] [pid 893] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 892] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 892] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 897 [pid 892] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 892] <... mmap resumed>) = 0x7ff80b96e000 [pid 892] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 892] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 892] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 894 attached => {parent_tid=[898]}, 88) = 898 [pid 894] set_robust_list(0x7ff80b98e9a0, 24 [pid 892] rt_sigprocmask(SIG_SETMASK, [] [pid 895] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 894] <... set_robust_list resumed>) = 0 [pid 893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 892] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 894] rt_sigprocmask(SIG_SETMASK, [] [pid 892] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 894] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 892] <... futex resumed>) = 0 [pid 894] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 892] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 894] <... socket resumed>) = 3 [pid 894] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 887] <... futex resumed>) = 0 [pid 894] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 893] <... prctl resumed>) = 0 [pid 887] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 894] <... socket resumed>) = 4 [pid 887] <... futex resumed>) = 0 [pid 897] set_robust_list(0x5555656516a0, 24 [pid 894] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 887] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 895] <... prctl resumed>) = 0 [pid 893] setpgid(0, 0 [pid 897] <... set_robust_list resumed>) = 0 [pid 894] <... futex resumed>) = 0 [pid 887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 897] rt_sigprocmask(SIG_SETMASK, [] [pid 894] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 887] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 894] <... connect resumed>) = -1 EEXIST (File exists) [pid 887] <... futex resumed>) = 0 [pid 897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 894] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 887] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 897] <... prctl resumed>) = 0 [pid 894] <... futex resumed>) = 0 [pid 887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 897] setpgid(0, 0 [pid 894] sendfile(-1, -1, [3 [pid 887] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] <... setpgid resumed>) = 0 [pid 894] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 887] <... futex resumed>) = 0 [pid 897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 894] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 893] <... setpgid resumed>) = 0 [pid 887] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 895] setpgid(0, 0 [pid 897] <... openat resumed>) = 3 [pid 894] <... futex resumed>) = 0 [pid 893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 895] <... setpgid resumed>) = 0 [pid 897] write(3, "1000", 4 [pid 894] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 887] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] <... write resumed>) = 4 [pid 895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 894] <... clone3 resumed>) = 899 [pid 893] <... openat resumed>) = 3 [pid 887] <... futex resumed>) = 0 [pid 897] close(3 [pid 894] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 887] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 897] <... close resumed>) = 0 [pid 894] <... futex resumed>) = 0 [pid 887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 897] write(1, "executing program\n", 18 [pid 894] ioctl(3, PPPIOCSFLAGS, 0 [pid 887] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] <... write resumed>) = 18 executing program [pid 894] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 887] <... futex resumed>) = 0 [pid 897] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 894] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 887] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 897] <... futex resumed>) = 0 [pid 894] <... futex resumed>) = 0 [pid 887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 897] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 894] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 887] exit_group(0 [pid 897] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 895] <... openat resumed>) = 3 [pid 894] <... futex resumed>) = ? [pid 893] write(3, "1000", 4 [pid 887] <... exit_group resumed>) = ? [pid 897] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 895] write(3, "1000", 4 [pid 894] +++ exited with 0 +++ [pid 893] <... write resumed>) = 4 [pid 887] +++ exited with 0 +++ [pid 897] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 897] <... mmap resumed>) = 0x7ff80b96e000 [pid 897] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 897] rt_sigprocmask(SIG_BLOCK, ~[] [pid 893] close(3 [pid 895] <... write resumed>) = 4 [pid 893] <... close resumed>) = 0 [pid 895] close(3 [pid 893] write(1, "executing program\n", 18 [pid 895] <... close resumed>) = 0 [pid 893] <... write resumed>) = 18 [pid 895] write(1, "executing program\n", 18 [pid 897] <... rt_sigprocmask resumed>, [], 8) = 0 executing program executing program [pid 897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 895] <... write resumed>) = 18 [pid 893] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] <... clone3 resumed> => {parent_tid=[900]}, 88) = 900 [pid 895] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 897] rt_sigprocmask(SIG_SETMASK, [] [pid 895] <... futex resumed>) = 0 [pid 893] <... futex resumed>) = 0 [pid 897] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 895] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 893] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}ci2-android-5-10/strace-static-x86_64: Process 898 attached [pid 897] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 898] set_robust_list(0x7ff80b98e9a0, 24 [pid 897] <... futex resumed>) = 0 [pid 895] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 898] <... set_robust_list resumed>) = 0 [pid 897] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 893] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 898] rt_sigprocmask(SIG_SETMASK, [] [pid 895] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 898] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 898] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 893] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 895] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 893] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 898] <... socket resumed>) = 3 [pid 895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 893] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 895] <... mmap resumed>) = 0x7ff80b96e000 [pid 893] <... mmap resumed>) = 0x7ff80b96e000 [pid 895] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 893] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 895] <... mprotect resumed>) = 0 [pid 893] <... mprotect resumed>) = 0 [pid 898] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 892] <... futex resumed>) = 0 [pid 898] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 895] rt_sigprocmask(SIG_BLOCK, ~[] [pid 893] rt_sigprocmask(SIG_BLOCK, ~[] [pid 892] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 898] <... socket resumed>) = 4 [pid 895] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 893] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 892] <... futex resumed>) = 0 [pid 898] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 893] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 892] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 898] <... futex resumed>) = 0 [pid 892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 898] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 892] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 898] <... connect resumed>) = -1 EEXIST (File exists) [pid 895] <... clone3 resumed> => {parent_tid=[901]}, 88) = 901 [pid 892] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 900 attached [pid 898] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] rt_sigprocmask(SIG_SETMASK, [] [pid 893] <... clone3 resumed> => {parent_tid=[902]}, 88) = 902 [pid 892] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 898] <... futex resumed>) = 0 [pid 892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 898] sendfile(-1, -1, [3 [pid 892] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 898] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 892] <... futex resumed>) = 0 [pid 898] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 892] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 898] <... futex resumed>) = 0 [pid 892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 898] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 892] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] set_robust_list(0x7ff80b98e9a0, 24 [pid 898] <... clone3 resumed>) = 903 [pid 895] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 893] rt_sigprocmask(SIG_SETMASK, [] [pid 892] <... futex resumed>) = 0 [pid 898] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 893] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 892] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 898] <... futex resumed>) = 0 [pid 892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 898] ioctl(3, PPPIOCSFLAGS, 0 [pid 892] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 898] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 895] <... futex resumed>) = 0 [pid 893] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 892] <... futex resumed>) = 0 [pid 898] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 892] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 898] <... futex resumed>) = 0 [pid 892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 898] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 892] exit_group(0 [pid 898] <... futex resumed>) = ? [pid 892] <... exit_group resumed>) = ? [pid 900] <... set_robust_list resumed>) = 0 [pid 898] +++ exited with 0 +++ [pid 895] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 893] <... futex resumed>) = 0 [pid 892] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 901 attached [pid 901] set_robust_list(0x7ff80b98e9a0, 24 [pid 298] <... restart_syscall resumed>) = 0 [pid 893] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 900] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 900] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 904 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 901] <... set_robust_list resumed>) = 0 [pid 901] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 901] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 901] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 902 attached [pid 901] <... futex resumed>) = 1 [pid 895] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 902] set_robust_list(0x7ff80b98e9a0, 24 [pid 901] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 895] <... futex resumed>) = 0 [pid 902] <... set_robust_list resumed>) = 0 [pid 901] <... socket resumed>) = 4 [pid 895] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 902] rt_sigprocmask(SIG_SETMASK, [] [pid 901] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 902] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 901] <... futex resumed>) = 1 [pid 895] <... futex resumed>) = 0 [pid 902] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 901] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 895] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 902] <... socket resumed>) = 3 [pid 901] <... connect resumed>) = -1 EEXIST (File exists) [pid 895] <... futex resumed>) = 0 [pid 902] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 901] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 902] <... futex resumed>) = 1 [pid 901] <... futex resumed>) = 0 [pid 895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 893] <... futex resumed>) = 0 [pid 902] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 901] sendfile(-1, -1, [3 [pid 895] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 893] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 901] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 895] <... futex resumed>) = 0 [pid 893] <... futex resumed>) = 0 [pid 902] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 901] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 893] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 902] <... socket resumed>) = 4 [pid 901] <... futex resumed>) = 0 [pid 900] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 902] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 901] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 895] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 904 attached [pid 902] <... futex resumed>) = 1 [pid 901] <... clone3 resumed>) = 905 [pid 900] <... socket resumed>) = 3 [pid 895] <... futex resumed>) = 0 [pid 893] <... futex resumed>) = 0 [pid 902] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 901] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 893] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 901] <... futex resumed>) = 0 [pid 895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 893] <... futex resumed>) = 0 [pid 902] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 901] ioctl(3, PPPIOCSFLAGS, 0 [pid 895] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 893] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 902] <... connect resumed>) = -1 EEXIST (File exists) [pid 901] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 895] <... futex resumed>) = 0 [pid 902] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 901] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 902] <... futex resumed>) = 1 [pid 901] <... futex resumed>) = 0 [pid 895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 893] <... futex resumed>) = 0 [pid 902] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 901] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 900] <... futex resumed>) = 1 [pid 897] <... futex resumed>) = 0 [pid 895] exit_group(0 [pid 893] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 901] <... futex resumed>) = ? [pid 897] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 895] <... exit_group resumed>) = ? [pid 893] <... futex resumed>) = 0 [pid 904] set_robust_list(0x5555656516a0, 24 [pid 902] sendfile(-1, -1, [3 [pid 901] +++ exited with 0 +++ [pid 900] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 897] <... futex resumed>) = 0 [pid 895] +++ exited with 0 +++ [pid 893] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 902] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 897] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 902] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 893] <... futex resumed>) = 0 [pid 902] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 893] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 893] <... futex resumed>) = 0 [pid 902] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 893] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 904] <... set_robust_list resumed>) = 0 [pid 902] <... clone3 resumed>) = 906 [pid 900] <... socket resumed>) = 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 902] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 893] <... futex resumed>) = 0 [pid 902] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 893] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 893] <... futex resumed>) = 0 [pid 902] ioctl(3, PPPIOCSFLAGS, 0 [pid 893] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 902] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 902] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 893] <... futex resumed>) = 0 [pid 902] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 893] exit_group(0 [pid 902] <... futex resumed>) = ? [pid 893] <... exit_group resumed>) = ? [pid 904] rt_sigprocmask(SIG_SETMASK, [] [pid 902] +++ exited with 0 +++ [pid 900] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 893] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 904] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 900] <... futex resumed>) = 1 [pid 897] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 897] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 897] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 900] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 904] <... prctl resumed>) = 0 [pid 900] <... connect resumed>) = -1 EEXIST (File exists) [pid 900] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 897] <... futex resumed>) = 0 [pid 900] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 897] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 897] <... futex resumed>) = 0 [pid 900] sendfile(-1, -1, [3 [pid 897] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 904] setpgid(0, 0 [pid 900] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 907 [pid 900] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 897] <... futex resumed>) = 0 [pid 900] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 897] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 897] <... futex resumed>) = 0 [pid 900] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 897] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 904] <... setpgid resumed>) = 0 [pid 900] <... clone3 resumed>) = 908 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 900] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 900] <... futex resumed>) = 1 [pid 897] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 900] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 897] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 897] <... futex resumed>) = 0 [pid 900] ioctl(3, PPPIOCSFLAGS, 0 [pid 897] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 900] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 900] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 897] <... futex resumed>) = 0 [pid 900] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 897] exit_group(0 [pid 900] <... futex resumed>) = ? [pid 897] <... exit_group resumed>) = ? [pid 904] <... openat resumed>) = 3 [pid 900] +++ exited with 0 +++ [pid 897] +++ exited with 0 +++ [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 907 attached [pid 907] set_robust_list(0x5555656516a0, 24) = 0 [pid 907] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 907] setpgid(0, 0) = 0 [pid 907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 904] write(3, "1000", 4 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 909 [pid 907] write(3, "1000", 4) = 4 [pid 907] close(3) = 0 [pid 907] write(1, "executing program\n", 18) = 18 [pid 907] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 907] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 904] <... write resumed>) = 4 [pid 907] <... rt_sigaction resumed>, NULL, 8) = 0 executing program [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 904] close(3 [pid 907] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 907] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 907] rt_sigprocmask(SIG_BLOCK, ~[] [pid 904] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 907] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 907] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[910]}, 88) = 910 [pid 907] rt_sigprocmask(SIG_SETMASK, [] [pid 904] write(1, "executing program\n", 18 [pid 907] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 907] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 907] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 909 attached [pid 909] set_robust_list(0x5555656516a0, 24) = 0 [pid 909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 904] <... write resumed>) = 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 904] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 904] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 904] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 904] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 911 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 912 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 909] <... prctl resumed>) = 0 [pid 909] setpgid(0, 0) = 0 [pid 909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 904] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 909] <... openat resumed>) = 3 [pid 909] write(3, "1000", 4) = 4 [pid 909] close(3) = 0 [pid 909] write(1, "executing program\n", 18) = 18 [pid 909] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 909] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 909] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 ci2-android-5-10/strace-static-x86_64: Process 912 attached [pid 909] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 912] set_robust_list(0x5555656516a0, 24 [pid 909] <... mprotect resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 911 attached [pid 912] <... set_robust_list resumed>) = 0 executing program [pid 909] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 910 attached [pid 912] rt_sigprocmask(SIG_SETMASK, [] [pid 911] set_robust_list(0x5555656516a0, 24 [pid 909] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 912] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 911] <... set_robust_list resumed>) = 0 [pid 910] set_robust_list(0x7ff80b98e9a0, 24 [pid 909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 911] rt_sigprocmask(SIG_SETMASK, [] [pid 910] <... set_robust_list resumed>) = 0 [pid 912] <... prctl resumed>) = 0 [pid 911] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 910] rt_sigprocmask(SIG_SETMASK, [] [pid 909] <... clone3 resumed> => {parent_tid=[913]}, 88) = 913 [pid 912] setpgid(0, 0 [pid 911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 910] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 909] rt_sigprocmask(SIG_SETMASK, [] [pid 904] <... mmap resumed>) = 0x7ff80b96e000 [pid 912] <... setpgid resumed>) = 0 [pid 911] <... prctl resumed>) = 0 [pid 910] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 909] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 911] setpgid(0, 0 [pid 910] <... socket resumed>) = 3 [pid 909] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 904] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 912] <... openat resumed>) = 3 [pid 911] <... setpgid resumed>) = 0 [pid 910] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 909] <... futex resumed>) = 0 [pid 912] write(3, "1000", 4 [pid 911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 910] <... futex resumed>) = 1 [pid 909] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 907] <... futex resumed>) = 0 [pid 912] <... write resumed>) = 4 [pid 911] <... openat resumed>) = 3 [pid 910] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 907] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 913 attached [pid 912] close(3 [pid 911] write(3, "1000", 4 [pid 910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 907] <... futex resumed>) = 0 [pid 913] set_robust_list(0x7ff80b98e9a0, 24 [pid 912] <... close resumed>) = 0 [pid 911] <... write resumed>) = 4 [pid 910] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 907] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 913] <... set_robust_list resumed>) = 0 [pid 912] write(1, "executing program\n", 18 executing program [pid 911] close(3 [pid 910] <... socket resumed>) = 4 [pid 913] rt_sigprocmask(SIG_SETMASK, [] [pid 912] <... write resumed>) = 18 [pid 911] <... close resumed>) = 0 [pid 910] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 912] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 911] write(1, "executing program\n", 18 [pid 910] <... futex resumed>) = 1 executing program [pid 907] <... futex resumed>) = 0 [pid 913] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 912] <... futex resumed>) = 0 [pid 911] <... write resumed>) = 18 [pid 910] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 907] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... socket resumed>) = 3 [pid 912] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 911] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 907] <... futex resumed>) = 0 [pid 913] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 912] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 911] <... futex resumed>) = 0 [pid 910] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 907] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 913] <... futex resumed>) = 1 [pid 912] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 911] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 910] <... connect resumed>) = 0 [pid 909] <... futex resumed>) = 0 [pid 913] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 912] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 911] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 910] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 909] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 911] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 910] <... futex resumed>) = 1 [pid 909] <... futex resumed>) = 0 [pid 907] <... futex resumed>) = 0 [pid 913] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 912] <... mmap resumed>) = 0x7ff80b96e000 [pid 911] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 910] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 907] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... socket resumed>) = 4 [pid 912] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 907] <... futex resumed>) = 0 [pid 913] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 912] <... mprotect resumed>) = 0 [pid 911] <... mmap resumed>) = 0x7ff80b96e000 [pid 910] sendfile(-1, -1, [3 [pid 907] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 913] <... futex resumed>) = 1 [pid 912] rt_sigprocmask(SIG_BLOCK, ~[] [pid 911] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 910] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 909] <... futex resumed>) = 0 [pid 904] <... mprotect resumed>) = 0 [pid 913] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 912] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 911] <... mprotect resumed>) = 0 [pid 910] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 909] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 911] rt_sigprocmask(SIG_BLOCK, ~[] [pid 910] <... futex resumed>) = 1 [pid 909] <... futex resumed>) = 0 [pid 907] <... futex resumed>) = 0 [pid 904] rt_sigprocmask(SIG_BLOCK, ~[] [pid 913] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 911] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 910] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 907] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... connect resumed>) = -1 EEXIST (File exists) [pid 912] <... clone3 resumed> => {parent_tid=[914]}, 88) = 914 [pid 911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 907] <... futex resumed>) = 0 [pid 913] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 912] rt_sigprocmask(SIG_SETMASK, [] [pid 910] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 907] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 904] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 913] <... futex resumed>) = 1 [pid 912] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 911] <... clone3 resumed> => {parent_tid=[915]}, 88) = 915 [pid 910] <... clone3 resumed>) = 916 [pid 909] <... futex resumed>) = 0 [pid 913] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 912] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 911] rt_sigprocmask(SIG_SETMASK, [] [pid 910] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 909] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 912] <... futex resumed>) = 0 [pid 911] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 910] <... futex resumed>) = 1 [pid 909] <... futex resumed>) = 0 [pid 907] <... futex resumed>) = 0 [pid 904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 913] sendfile(-1, -1, [3 [pid 912] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 911] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 907] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 911] <... futex resumed>) = 0 [pid 910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 907] <... futex resumed>) = 0 [pid 913] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 911] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 910] ioctl(3, PPPIOCSFLAGS, 0 [pid 907] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 913] <... futex resumed>) = 1 [pid 910] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 909] <... futex resumed>) = 0 [pid 913] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 910] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 909] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 910] <... futex resumed>) = 1 [pid 909] <... futex resumed>) = 0 [pid 907] <... futex resumed>) = 0 [ 37.675965][ T844] ------------[ cut here ]------------ [ 37.682277][ T843] ------------[ cut here ]------------ [ 37.685918][ T844] WARNING: CPU: 0 PID: 844 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 37.688865][ T843] WARNING: CPU: 1 PID: 843 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 37.709298][ T843] Modules linked in: [pid 913] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 910] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 907] exit_group(0 [pid 913] <... clone3 resumed>) = 918 [pid 910] <... futex resumed>) = ? [pid 907] <... exit_group resumed>) = ? [pid 913] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 910] +++ exited with 0 +++ [pid 907] +++ exited with 0 +++ [pid 913] <... futex resumed>) = 1 [pid 909] <... futex resumed>) = 0 [pid 913] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 914 attached [pid 913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 909] <... futex resumed>) = 0 [pid 914] set_robust_list(0x7ff80b98e9a0, 24 [pid 913] ioctl(3, PPPIOCSFLAGS, 0 [pid 909] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 914] <... set_robust_list resumed>) = 0 [pid 913] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 914] rt_sigprocmask(SIG_SETMASK, [] [pid 913] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 913] <... futex resumed>) = 1 [pid 909] <... futex resumed>) = 0 [pid 914] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 913] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 909] exit_group(0 [pid 914] <... socket resumed>) = 3 [pid 913] <... futex resumed>) = ? [pid 909] <... exit_group resumed>) = ? [pid 914] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 913] +++ exited with 0 +++ [pid 909] +++ exited with 0 +++ [pid 914] <... futex resumed>) = 1 [pid 912] <... futex resumed>) = 0 [pid 914] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 912] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... socket resumed>) = 4 [pid 912] <... futex resumed>) = 0 [pid 914] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 912] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 914] <... futex resumed>) = 0 [pid 912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 914] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 912] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... connect resumed>) = -1 EEXIST (File exists) [pid 912] <... futex resumed>) = 0 [pid 914] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 912] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 914] <... futex resumed>) = 0 [pid 912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 914] sendfile(-1, -1, [3 [pid 912] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 912] <... futex resumed>) = 0 [pid 914] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 912] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 914] <... futex resumed>) = 0 [pid 912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 914] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 912] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 912] <... futex resumed>) = 0 [pid 914] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 912] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 914] <... clone3 resumed>) = 919 [pid 914] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 904] <... clone3 resumed> => {parent_tid=[917]}, 88) = 917 [pid 904] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 904] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 904] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 914] <... futex resumed>) = 1 [pid 912] <... futex resumed>) = 0 [pid 904] <... futex resumed>) = 0 [pid 914] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 912] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 912] <... futex resumed>) = 0 [pid 904] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 914] ioctl(3, PPPIOCSFLAGS, 0 [pid 912] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 914] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 914] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 912] <... futex resumed>) = 0 [pid 914] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 912] exit_group(0 [pid 914] <... futex resumed>) = ? [pid 912] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 917 attached ci2-android-5-10/strace-static-x86_64: Process 915 attached [pid 914] +++ exited with 0 +++ [pid 912] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 920 attached [pid 920] set_robust_list(0x5555656516a0, 24) = 0 [pid 920] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 920] setpgid(0, 0) = 0 [pid 920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 920] write(3, "1000", 4) = 4 [pid 920] close(3) = 0 executing program [pid 920] write(1, "executing program\n", 18) = 18 [pid 920] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 920] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 920] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 917] set_robust_list(0x7ff80b98e9a0, 24 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 920 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 920] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 915] set_robust_list(0x7ff80b98e9a0, 24 [pid 920] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 920] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 920] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 921 [pid 920] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 920] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 920] <... clone3 resumed> => {parent_tid=[922]}, 88) = 922 [pid 920] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 920] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 37.716948][ T843] CPU: 1 PID: 843 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 37.733385][ T844] Modules linked in: [ 37.738168][ T843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 37.738742][ T844] CPU: 1 PID: 844 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 37.753096][ T843] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 37.763763][ T844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [pid 920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 923 attached [pid 917] <... set_robust_list resumed>) = 0 [pid 915] <... set_robust_list resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 911] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 911] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b94d000 [pid 911] mprotect(0x7ff80b94e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 911] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b96d990, parent_tid=0x7ff80b96d990, exit_signal=0, stack=0x7ff80b94d000, stack_size=0x20300, tls=0x7ff80b96d6c0} => {parent_tid=[924]}, 88) = 924 [pid 911] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 911] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 911] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 921 attached ci2-android-5-10/strace-static-x86_64: Process 922 attached [pid 922] set_robust_list(0x7ff80b98e9a0, 24 [pid 921] set_robust_list(0x5555656516a0, 24 [pid 922] <... set_robust_list resumed>) = 0 [pid 922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 922] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 921] <... set_robust_list resumed>) = 0 [pid 921] rt_sigprocmask(SIG_SETMASK, [] [pid 922] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 920] <... futex resumed>) = 0 [pid 920] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 922] <... futex resumed>) = 1 [pid 922] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 921] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 922] <... socket resumed>) = 4 [pid 921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 922] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 920] <... futex resumed>) = 0 [pid 920] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 921] <... prctl resumed>) = 0 [pid 922] <... futex resumed>) = 1 [pid 921] setpgid(0, 0 [pid 922] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 921] <... setpgid resumed>) = 0 [pid 921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 922] <... connect resumed>) = -1 EEXIST (File exists) [pid 922] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 920] <... futex resumed>) = 0 [pid 920] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 922] <... futex resumed>) = 1 [pid 922] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 921] <... openat resumed>) = 3 [pid 922] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 920] <... futex resumed>) = 0 [pid 920] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 922] <... futex resumed>) = 1 [pid 922] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 925 [pid 921] write(3, "1000", 4) = 4 [pid 921] close(3) = 0 [pid 921] write(1, "executing program\n", 18) = 18 [pid 921] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 921] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 922] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1]ci2-android-5-10/strace-static-x86_64: Process 924 attached [pid 922] <... futex resumed>) = 1 [pid 921] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 920] <... futex resumed>) = 0 [pid 924] set_robust_list(0x7ff80b96d9a0, 24 [pid 922] ioctl(3, PPPIOCSFLAGS, 0 [pid 921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 920] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 924] <... set_robust_list resumed>) = 0 [pid 922] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 921] <... mmap resumed>) = 0x7ff80b96e000 [pid 920] <... futex resumed>) = 0 [pid 924] rt_sigprocmask(SIG_SETMASK, [] [pid 922] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 924] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 922] <... futex resumed>) = 0 [pid 921] <... mprotect resumed>) = 0 [pid 920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 924] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 922] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 921] rt_sigprocmask(SIG_BLOCK, ~[] [pid 920] exit_group(0 [pid 924] <... socket resumed>) = 3 [pid 922] <... futex resumed>) = ? [pid 921] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 920] <... exit_group resumed>) = ? [pid 924] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 922] +++ exited with 0 +++ [pid 921] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 920] +++ exited with 0 +++ [pid 924] <... futex resumed>) = 1 [pid 911] <... futex resumed>) = 0 [pid 924] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 921] <... clone3 resumed> => {parent_tid=[926]}, 88) = 926 [pid 911] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 921] rt_sigprocmask(SIG_SETMASK, [] [pid 911] <... futex resumed>) = 0 [pid 924] connect(-1, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 921] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 911] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 924] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 921] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 924] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] <... futex resumed>) = 0 [pid 924] <... futex resumed>) = 1 [pid 921] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 911] <... futex resumed>) = 0 executing program [pid 924] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 911] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 911] <... futex resumed>) = 0 [pid 924] sendfile(-1, -1, [3 [pid 911] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 924] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 924] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 911] <... futex resumed>) = 0 [pid 924] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 911] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 911] <... futex resumed>) = 0 [pid 924] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 911] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 926 attached [pid 924] <... clone3 resumed>) = 927 [pid 923] set_robust_list(0x5555656516a0, 24 [pid 917] rt_sigprocmask(SIG_SETMASK, [] [pid 915] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 923 [pid 926] set_robust_list(0x7ff80b98e9a0, 24 [pid 924] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 926] <... set_robust_list resumed>) = 0 [pid 924] <... futex resumed>) = 1 [pid 911] <... futex resumed>) = 0 [pid 926] rt_sigprocmask(SIG_SETMASK, [] [pid 924] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 911] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 926] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 911] <... futex resumed>) = 0 [pid 904] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 926] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 924] ioctl(3, PPPIOCSFLAGS, 0 [pid 911] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 926] <... socket resumed>) = 3 [pid 924] <... ioctl resumed>) = -1 ENOTTY (Inappropriate ioctl for device) [pid 926] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 924] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 926] <... futex resumed>) = 1 [pid 924] <... futex resumed>) = 1 [pid 921] <... futex resumed>) = 0 [pid 911] <... futex resumed>) = 0 [pid 926] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 924] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 921] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 921] <... futex resumed>) = 0 [pid 926] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 921] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 926] <... socket resumed>) = 4 [pid 926] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 921] <... futex resumed>) = 0 [pid 926] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 921] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 926] <... connect resumed>) = -1 EEXIST (File exists) [pid 923] <... set_robust_list resumed>) = 0 [pid 921] <... futex resumed>) = 0 [pid 917] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 915] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 904] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 926] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 926] <... futex resumed>) = 0 [pid 921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 926] sendfile(-1, -1, [3 [pid 921] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 926] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 921] <... futex resumed>) = 0 [pid 926] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 926] <... futex resumed>) = 0 [pid 921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 926] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 921] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 926] <... clone3 resumed>) = 928 [pid 921] <... futex resumed>) = 0 [pid 926] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 921] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 926] <... futex resumed>) = 0 [pid 921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 926] ioctl(3, PPPIOCSFLAGS, 0 [pid 921] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 926] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 921] <... futex resumed>) = 0 [pid 926] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 923] rt_sigprocmask(SIG_SETMASK, [] [pid 921] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 917] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 904] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 915] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 926] <... futex resumed>) = 0 [pid 923] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 926] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 921] exit_group(0 [pid 926] <... futex resumed>) = ? [pid 921] <... exit_group resumed>) = ? [pid 917] <... socket resumed>) = 3 [pid 904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 926] +++ exited with 0 +++ [pid 923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 921] +++ exited with 0 +++ [pid 915] <... socket resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 37.763779][ T844] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 37.763821][ T844] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 37.805444][ T844] RSP: 0018:ffffc900017c7c40 EFLAGS: 00010293 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 923] <... prctl resumed>) = 0 [pid 917] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 915] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 904] <... mmap resumed>) = 0x7ff80b94d000 [pid 300] <... restart_syscall resumed>) = 0 [pid 911] exit_group(0 [pid 924] <... futex resumed>) = ? [pid 911] <... exit_group resumed>) = ? [pid 924] +++ exited with 0 +++ [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 929 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 929 attached [pid 929] set_robust_list(0x5555656516a0, 24) = 0 [pid 929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 929] setpgid(0, 0) = 0 [pid 929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 929] write(3, "1000", 4) = 4 [pid 929] close(3) = 0 [pid 929] write(1, "executing program\n", 18) = 18 [pid 929] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 929] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 929] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 929] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[930]}, 88) = 930 [pid 929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 929] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 929] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 930 attached [pid 930] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 930] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 930] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 930] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] <... futex resumed>) = 0 [pid 929] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 929] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 930] <... futex resumed>) = 1 [pid 930] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 930] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] <... futex resumed>) = 0 [pid 929] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 929] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 930] <... futex resumed>) = 1 [pid 930] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 930] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] <... futex resumed>) = 0 [pid 929] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 929] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 930] <... futex resumed>) = 1 [pid 930] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 930] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] <... futex resumed>) = 0 [pid 929] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 929] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 930] <... futex resumed>) = 1 [pid 930] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 923] setpgid(0, 0 [pid 917] <... futex resumed>) = 0 [pid 915] <... futex resumed>) = ? [pid 904] mprotect(0x7ff80b94e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 917] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 930] <... clone3 resumed>) = 931 [pid 930] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 929] <... futex resumed>) = 0 [pid 929] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 915] +++ exited with 0 +++ [pid 911] +++ exited with 0 +++ [pid 923] <... setpgid resumed>) = 0 [pid 904] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 904] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 923] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b96d990, parent_tid=0x7ff80b96d990, exit_signal=0, stack=0x7ff80b94d000, stack_size=0x20300, tls=0x7ff80b96d6c0} [pid 929] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 923] write(3, "1000", 4 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 932 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 930] <... futex resumed>) = 1 [pid 930] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 904] <... clone3 resumed> => {parent_tid=[933]}, 88) = 933 [pid 923] <... write resumed>) = 4 [pid 904] rt_sigprocmask(SIG_SETMASK, [] [pid 923] close(3 [pid 904] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 923] <... close resumed>) = 0 [pid 904] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 923] write(1, "executing program\n", 18 [pid 904] <... futex resumed>) = 0 [pid 923] <... write resumed>) = 18 [pid 904] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 934 [pid 923] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 923] <... futex resumed>) = 0 [pid 930] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 923] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 929] <... futex resumed>) = 0 [pid 923] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 929] exit_group(0 [pid 923] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 929] <... exit_group resumed>) = ? [pid 923] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 923] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 930] <... futex resumed>) = ? [pid 923] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 923] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 923] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[935]}, 88) = 935 [pid 923] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 923] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 923] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 930] +++ exited with 0 +++ [pid 929] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 935 attached [pid 935] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 935] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 935] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 935] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 923] <... futex resumed>) = 0 [pid 923] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 923] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 935] <... futex resumed>) = 1 [pid 935] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 ci2-android-5-10/strace-static-x86_64: Process 932 attached [pid 935] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 923] <... futex resumed>) = 0 [pid 923] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 923] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 935] <... futex resumed>) = 1 [pid 935] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 932] set_robust_list(0x5555656516a0, 24 [pid 935] <... connect resumed>) = -1 EEXIST (File exists) [pid 932] <... set_robust_list resumed>) = 0 [pid 932] rt_sigprocmask(SIG_SETMASK, [] [pid 935] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 923] <... futex resumed>) = 0 [pid 923] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 923] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 935] <... futex resumed>) = 1 [pid 935] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 932] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 935] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 923] <... futex resumed>) = 0 [pid 923] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 923] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 935] <... futex resumed>) = 1 [pid 935] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 936 [pid 932] <... prctl resumed>) = 0 [pid 932] setpgid(0, 0) = 0 [pid 932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 934 attached ci2-android-5-10/strace-static-x86_64: Process 933 attached [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 934] set_robust_list(0x5555656516a0, 24 [pid 933] set_robust_list(0x7ff80b96d9a0, 24 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 937 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 934] <... set_robust_list resumed>) = 0 [pid 933] <... set_robust_list resumed>) = 0 [pid 932] <... openat resumed>) = 3 [pid 932] write(3, "1000", 4) = 4 [pid 932] close(3) = 0 [pid 932] write(1, "executing program\n", 18 [pid 935] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] <... write resumed>) = 18 [pid 935] <... futex resumed>) = 1 [pid 932] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 923] <... futex resumed>) = 0 [pid 935] ioctl(3, PPPIOCSFLAGS, 0 [pid 932] <... futex resumed>) = 0 [pid 923] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 935] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 932] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 923] <... futex resumed>) = 0 [pid 935] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 923] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 937 attached [pid 935] <... futex resumed>) = 0 [pid 932] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 937] set_robust_list(0x5555656516a0, 24 [pid 935] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 932] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 923] exit_group(0 [pid 937] <... set_robust_list resumed>) = 0 [pid 935] <... futex resumed>) = ? [pid 932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 923] <... exit_group resumed>) = ? [pid 937] rt_sigprocmask(SIG_SETMASK, [] [pid 935] +++ exited with 0 +++ [pid 932] <... mmap resumed>) = 0x7ff80b96e000 [pid 923] +++ exited with 0 +++ [pid 937] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 932] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 932] <... mprotect resumed>) = 0 [pid 937] <... prctl resumed>) = 0 executing program [pid 932] rt_sigprocmask(SIG_BLOCK, ~[] [pid 937] setpgid(0, 0 [pid 932] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 937] <... setpgid resumed>) = 0 [pid 937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 937] <... openat resumed>) = 3 [pid 937] write(3, "1000", 4 [pid 932] <... clone3 resumed> => {parent_tid=[938]}, 88) = 938 [pid 937] <... write resumed>) = 4 [pid 932] rt_sigprocmask(SIG_SETMASK, [] [pid 937] close(3 [pid 934] rt_sigprocmask(SIG_SETMASK, [] [pid 933] rt_sigprocmask(SIG_SETMASK, [] [pid 932] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 937] <... close resumed>) = 0 [pid 932] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] write(1, "executing program\n", 18 [pid 932] <... futex resumed>) = 0 [pid 937] <... write resumed>) = 18 [pid 932] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 937] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 937] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 937] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 937] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 933] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 937] rt_sigprocmask(SIG_BLOCK, ~[] [pid 934] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 933] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 937] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 937] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 933] <... socket resumed>) = 4 [pid 934] <... prctl resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 937] <... clone3 resumed> => {parent_tid=[939]}, 88) = 939 [pid 937] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 934] setpgid(0, 0 [pid 933] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 937] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 934] <... setpgid resumed>) = 0 [pid 933] <... futex resumed>) = 1 [pid 904] <... futex resumed>) = 0 [ 37.807394][ T843] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 37.814260][ T844] RAX: ffffffff842f41a7 RBX: ffff88810fe67000 RCX: ffff88810fe7a780 [ 37.847667][ T844] RDX: 0000000000000000 RSI: 0000000010002000 RDI: 000000000c04eb7d [ 37.856805][ T844] RBP: ffffc900017c7c60 R08: ffff88810fe67083 R09: 1ffff11021fcce10 [ 37.868192][ T843] RSP: 0018:ffffc900017b7c40 EFLAGS: 00010293 [pid 934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 933] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 904] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 938 attached [pid 938] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 938] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 938] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 938] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] <... futex resumed>) = 0 [pid 932] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 932] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 938] <... futex resumed>) = 1 ci2-android-5-10/strace-static-x86_64: Process 939 attached [pid 938] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 939] set_robust_list(0x7ff80b98e9a0, 24 [pid 938] <... socket resumed>) = 4 [pid 939] <... set_robust_list resumed>) = 0 [pid 938] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 939] rt_sigprocmask(SIG_SETMASK, [] [pid 938] <... futex resumed>) = 1 [pid 932] <... futex resumed>) = 0 [pid 939] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 938] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 932] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 939] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 938] <... connect resumed>) = -1 EEXIST (File exists) [pid 932] <... futex resumed>) = 0 [pid 939] <... socket resumed>) = 3 [pid 938] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 939] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 938] <... futex resumed>) = 0 [pid 932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 939] <... futex resumed>) = 1 [pid 938] sendfile(-1, -1, [3 [pid 937] <... futex resumed>) = 0 [pid 932] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 939] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 938] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 937] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] <... futex resumed>) = 0 [pid 939] <... socket resumed>) = 4 [pid 938] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] <... futex resumed>) = 0 [pid 932] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 939] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 938] <... futex resumed>) = 0 [pid 937] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 939] <... futex resumed>) = 0 [pid 938] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 932] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 939] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 937] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 932] <... futex resumed>) = 0 [pid 939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 938] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 937] <... futex resumed>) = 0 [pid 932] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 939] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 938] <... clone3 resumed>) = 940 [pid 937] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 934] <... openat resumed>) = 3 [pid 917] <... futex resumed>) = 0 [pid 904] <... futex resumed>) = 1 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 938] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 932] <... futex resumed>) = 0 [pid 938] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 932] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 932] <... futex resumed>) = 0 [pid 938] ioctl(3, PPPIOCSFLAGS, 0 [pid 932] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 938] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 938] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 932] <... futex resumed>) = 0 [pid 938] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 932] exit_group(0 [pid 938] <... futex resumed>) = ? [pid 934] write(3, "1000", 4 [pid 932] <... exit_group resumed>) = ? [pid 917] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 904] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 938] +++ exited with 0 +++ [pid 932] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 939] <... connect resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 934] <... write resumed>) = 4 [pid 917] <... connect resumed>) = -1 EEXIST (File exists) [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 941 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 942 attached [pid 942] set_robust_list(0x5555656516a0, 24 [pid 917] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 934] close(3 [pid 942] <... set_robust_list resumed>) = 0 [pid 942] rt_sigprocmask(SIG_SETMASK, [] [pid 917] <... futex resumed>) = 1 [pid 904] <... futex resumed>) = 0 [pid 934] <... close resumed>) = 0 [pid 917] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 942 [pid 942] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 942] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 934] write(1, "executing program\n", 18 [pid 917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 904] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 942] <... prctl resumed>) = 0 [pid 942] setpgid(0, 0) = 0 [pid 942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 934] <... write resumed>) = 18 [pid 917] sendfile(-1, -1, [3 [pid 904] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 942] write(3, "1000", 4) = 4 [pid 942] close(3) = 0 [pid 942] write(1, "executing program\n", 18) = 18 ci2-android-5-10/strace-static-x86_64: Process 941 attached [pid 942] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] set_robust_list(0x5555656516a0, 24 [pid 942] <... futex resumed>) = 0 [pid 942] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 941] <... set_robust_list resumed>) = 0 [pid 941] rt_sigprocmask(SIG_SETMASK, [] [pid 942] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 941] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 942] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 942] <... mprotect resumed>) = 0 [pid 941] <... prctl resumed>) = 0 [pid 942] rt_sigprocmask(SIG_BLOCK, ~[] [pid 941] setpgid(0, 0 [pid 939] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 942] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 941] <... setpgid resumed>) = 0 [pid 939] <... futex resumed>) = 1 [pid 937] <... futex resumed>) = 0 [pid 942] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 939] sendfile(-1, -1, [3 [pid 937] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... openat resumed>) = 3 [pid 939] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 937] <... futex resumed>) = 0 [pid 942] <... clone3 resumed> => {parent_tid=[943]}, 88) = 943 [pid 941] write(3, "1000", 4 [pid 939] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] rt_sigprocmask(SIG_SETMASK, [] [pid 941] <... write resumed>) = 4 [pid 939] <... futex resumed>) = 0 [pid 937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 942] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 941] close(3 [pid 939] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 937] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 942] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... close resumed>) = 0 [pid 939] <... clone3 resumed>) = 944 executing program executing program [pid 937] <... futex resumed>) = 0 [pid 942] <... futex resumed>) = 0 [pid 941] write(1, "executing program\n", 18 [pid 939] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 937] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 942] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 941] <... write resumed>) = 18 executing program [pid 939] <... futex resumed>) = 0 [pid 937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 934] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 917] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 904] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 941] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 939] ioctl(3, PPPIOCSFLAGS, 0 [pid 937] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 943 attached [pid 941] <... futex resumed>) = 0 [pid 939] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 937] <... futex resumed>) = 0 [pid 943] set_robust_list(0x7ff80b98e9a0, 24 [pid 941] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 939] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [ 37.869356][ T844] R10: dffffc0000000000 R11: ffffed1021fcce11 R12: dffffc0000000000 [ 37.883545][ T844] R13: dffffc0000000000 R14: 0000000010002000 R15: ffff88810cec9400 [ 37.892021][ T844] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 37.895205][ T843] RAX: ffffffff842f41a7 RBX: ffff88812057c800 RCX: ffff88810fe7cf00 [ 37.902319][ T844] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.917206][ T844] CR2: 00007ff80b9ffda0 CR3: 000000010be2b000 CR4: 00000000003506a0 [pid 937] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... set_robust_list resumed>) = 0 [pid 941] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 939] <... futex resumed>) = 0 [pid 937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 943] rt_sigprocmask(SIG_SETMASK, [] [pid 941] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 939] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 937] exit_group(0 [pid 917] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 934] <... futex resumed>) = 0 [pid 943] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 941] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 939] <... futex resumed>) = ? [pid 937] <... exit_group resumed>) = ? [pid 943] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 939] +++ exited with 0 +++ [pid 937] +++ exited with 0 +++ [pid 943] <... socket resumed>) = 3 [pid 941] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 943] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 943] <... futex resumed>) = 1 [pid 942] <... futex resumed>) = 0 [pid 941] <... mprotect resumed>) = 0 [pid 943] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 942] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] rt_sigprocmask(SIG_BLOCK, ~[] [pid 943] <... socket resumed>) = 4 [pid 942] <... futex resumed>) = 0 [pid 941] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 943] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 942] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 943] <... futex resumed>) = 0 [pid 942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 943] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 942] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... clone3 resumed> => {parent_tid=[945]}, 88) = 945 [pid 943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 942] <... futex resumed>) = 0 [pid 941] rt_sigprocmask(SIG_SETMASK, [] [pid 943] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 942] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 941] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 943] <... connect resumed>) = -1 EEXIST (File exists) [pid 941] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 941] <... futex resumed>) = 0 [pid 943] <... futex resumed>) = 1 [pid 942] <... futex resumed>) = 0 [pid 941] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 942] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 942] <... futex resumed>) = 0 [pid 943] sendfile(-1, -1, [3 [pid 942] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 943] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 942] <... futex resumed>) = 0 [pid 943] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 942] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 942] <... futex resumed>) = 0 [pid 943] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 942] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 943] <... clone3 resumed>) = 946 [pid 934] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 917] <... futex resumed>) = 0 [pid 904] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 [pid 943] <... futex resumed>) = 1 [pid 942] <... futex resumed>) = 0 [pid 943] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 942] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 945 attached [pid 943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 942] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 945] set_robust_list(0x7ff80b98e9a0, 24 [pid 943] ioctl(3, PPPIOCSFLAGS, 0 [pid 942] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 945] <... set_robust_list resumed>) = 0 [pid 943] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 934] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 917] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 904] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 945] rt_sigprocmask(SIG_SETMASK, [] [pid 943] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 934] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 917] <... clone3 resumed>) = 947 [pid 945] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 943] <... futex resumed>) = 1 [pid 942] <... futex resumed>) = 0 [pid 917] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 948 [pid 945] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 943] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 942] exit_group(0 [pid 917] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 945] <... socket resumed>) = 3 [pid 943] <... futex resumed>) = ? [pid 942] <... exit_group resumed>) = ? [pid 917] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 945] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 943] +++ exited with 0 +++ [pid 942] +++ exited with 0 +++ [pid 934] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 904] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 945] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 941] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 941] <... futex resumed>) = 0 [pid 945] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 941] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 945] <... socket resumed>) = 4 [pid 945] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 941] <... futex resumed>) = 0 [pid 945] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 941] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 941] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 948 attached [pid 945] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 941] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] set_robust_list(0x5555656516a0, 24 [pid 945] <... connect resumed>) = -1 EEXIST (File exists) [pid 948] <... set_robust_list resumed>) = 0 [pid 945] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] rt_sigprocmask(SIG_SETMASK, [] [pid 945] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 948] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 945] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 941] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 941] <... futex resumed>) = 0 [pid 948] <... prctl resumed>) = 0 [pid 945] sendfile(-1, -1, [3 [pid 941] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] setpgid(0, 0 [pid 945] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 948] <... setpgid resumed>) = 0 [pid 945] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 945] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 948] <... openat resumed>) = 3 [pid 945] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 941] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] write(3, "1000", 4 [pid 945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 941] <... futex resumed>) = 0 [pid 948] <... write resumed>) = 4 [pid 945] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 941] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] close(3 [pid 945] <... clone3 resumed>) = 949 [pid 934] <... mmap resumed>) = 0x7ff80b96e000 [pid 904] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 948] <... close resumed>) = 0 [pid 945] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] write(1, "executing program\n", 18 [pid 945] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 948] <... write resumed>) = 18 [pid 945] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 941] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 941] <... futex resumed>) = 0 [pid 948] <... futex resumed>) = 0 [pid 945] ioctl(3, PPPIOCSFLAGS, 0 [pid 941] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 948] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 945] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 948] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 945] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 945] <... futex resumed>) = 1 [pid 941] <... futex resumed>) = 0 [pid 948] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 945] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 941] exit_group(0 [pid 948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 945] <... futex resumed>) = ? executing program [pid 941] <... exit_group resumed>) = ? [pid 948] <... mmap resumed>) = 0x7ff80b96e000 [pid 945] +++ exited with 0 +++ [pid 941] +++ exited with 0 +++ [pid 934] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 917] <... futex resumed>) = 0 [pid 904] <... futex resumed>) = 1 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 948] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 917] ioctl(3, PPPIOCSFLAGS, 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 948] <... mprotect resumed>) = 0 [pid 917] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 948] rt_sigprocmask(SIG_BLOCK, ~[] [pid 917] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 917] <... futex resumed>) = 0 [pid 948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 917] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 948] <... clone3 resumed> => {parent_tid=[950]}, 88) = 950 [pid 948] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 948] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 950 attached [pid 950] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 950] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 950] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 950] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 934] <... mprotect resumed>) = 0 [pid 904] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 951 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 934] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 950] <... futex resumed>) = 1 [pid 950] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 950] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 950] <... futex resumed>) = 1 [pid 950] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 950] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 950] <... futex resumed>) = 1 [ 37.927564][ T844] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.936154][ T844] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.939089][ T843] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d [ 37.945534][ T844] Call Trace: [ 37.955858][ T844] pppol2tp_release+0x150/0x2b0 [ 37.961350][ T844] sock_close+0xb8/0x200 [ 37.966939][ T844] ? sock_mmap+0xa0/0xa0 [ 37.971836][ T844] __fput+0x2dc/0x730 [pid 950] sendfile(-1, -1, [3 [pid 934] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 904] exit_group(0 [pid 950] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 950] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 950] <... futex resumed>) = 1 [pid 948] <... futex resumed>) = 0 [pid 950] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 948] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 950] <... clone3 resumed>) = 953 [pid 950] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 948] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 950] <... futex resumed>) = 1 [pid 950] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 950] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 948] <... futex resumed>) = 0 [pid 948] exit_group(0) = ? [pid 934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 933] <... futex resumed>) = ? [pid 917] <... futex resumed>) = ? [pid 904] <... exit_group resumed>) = ? [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 952 [pid 950] <... futex resumed>) = ? [pid 950] +++ exited with 0 +++ [pid 948] +++ exited with 0 +++ [pid 933] +++ exited with 0 +++ [pid 917] +++ exited with 0 +++ [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 904] +++ exited with 0 +++ [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 934] <... clone3 resumed> => {parent_tid=[954]}, 88) = 954 ci2-android-5-10/strace-static-x86_64: Process 952 attached [pid 952] set_robust_list(0x5555656516a0, 24) = 0 [pid 952] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 952] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 951 attached ) = 0 [pid 951] set_robust_list(0x5555656516a0, 24 [pid 934] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 952] setpgid(0, 0) = 0 [pid 952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 951] <... set_robust_list resumed>) = 0 [pid 951] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 954 attached [pid 934] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 951] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 954] set_robust_list(0x7ff80b98e9a0, 24 [pid 952] <... openat resumed>) = 3 [pid 934] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 951] setpgid(0, 0 [pid 952] write(3, "1000", 4 [pid 954] <... set_robust_list resumed>) = 0 [pid 952] <... write resumed>) = 4 [pid 951] <... setpgid resumed>) = 0 [pid 934] <... futex resumed>) = 0 [pid 952] close(3 [pid 951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 952] <... close resumed>) = 0 [pid 951] <... openat resumed>) = 3 [pid 952] write(1, "executing program\n", 18 [pid 951] write(3, "1000", 4 [pid 952] <... write resumed>) = 18 [pid 951] <... write resumed>) = 4 [pid 952] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 951] close(3 [pid 952] <... futex resumed>) = 0 [pid 951] <... close resumed>) = 0 [pid 952] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 951] write(1, "executing program\n", 18 [pid 952] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 951] <... write resumed>) = 18 [pid 952] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 951] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 951] <... futex resumed>) = 0 [pid 952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 951] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 952] <... mmap resumed>) = 0x7ff80b96e000 [pid 951] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 952] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 951] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 952] <... mprotect resumed>) = 0 [pid 951] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 952] rt_sigprocmask(SIG_BLOCK, ~[] [pid 951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 952] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 951] <... mmap resumed>) = 0x7ff80b96e000 executing program executing program [pid 952] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 951] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 951] <... mprotect resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 954] rt_sigprocmask(SIG_SETMASK, [] [pid 952] <... clone3 resumed> => {parent_tid=[955]}, 88) = 955 [pid 951] rt_sigprocmask(SIG_BLOCK, ~[] [pid 934] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 952] rt_sigprocmask(SIG_SETMASK, [] [pid 951] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 952] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 951] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 956 [pid 952] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 952] <... futex resumed>) = 0 [pid 951] <... clone3 resumed> => {parent_tid=[957]}, 88) = 957 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 952] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 951] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 951] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 954] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 955 attached [pid 955] set_robust_list(0x7ff80b98e9a0, 24ci2-android-5-10/strace-static-x86_64: Process 956 attached ci2-android-5-10/strace-static-x86_64: Process 957 attached [pid 956] set_robust_list(0x5555656516a0, 24 [pid 955] <... set_robust_list resumed>) = 0 [pid 957] set_robust_list(0x7ff80b98e9a0, 24 [pid 956] <... set_robust_list resumed>) = 0 [pid 955] rt_sigprocmask(SIG_SETMASK, [] [pid 957] <... set_robust_list resumed>) = 0 [pid 956] rt_sigprocmask(SIG_SETMASK, [] [pid 955] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 957] rt_sigprocmask(SIG_SETMASK, [] [pid 956] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 955] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 957] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 955] <... socket resumed>) = 3 [pid 957] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 956] <... prctl resumed>) = 0 [pid 957] <... socket resumed>) = 3 [pid 956] setpgid(0, 0 [pid 955] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 957] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 956] <... setpgid resumed>) = 0 [pid 955] <... futex resumed>) = 1 [pid 952] <... futex resumed>) = 0 [pid 957] <... futex resumed>) = 1 [pid 956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 955] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 952] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 951] <... futex resumed>) = 0 [pid 957] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 956] <... openat resumed>) = 3 [pid 955] <... socket resumed>) = 4 [pid 952] <... futex resumed>) = 0 [pid 951] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 956] write(3, "1000", 4 [pid 955] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 951] <... futex resumed>) = 0 [pid 957] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 956] <... write resumed>) = 4 [pid 955] <... futex resumed>) = 0 [pid 952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 957] <... socket resumed>) = 4 [pid 956] close(3 [pid 955] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 952] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 957] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 956] <... close resumed>) = 0 [pid 955] <... connect resumed>) = -1 EEXIST (File exists) [pid 952] <... futex resumed>) = 0 [pid 957] <... futex resumed>) = 1 [pid 956] write(1, "executing program\n", 18 [pid 955] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 951] <... futex resumed>) = 0 [pid 957] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 956] <... write resumed>) = 18 [pid 955] <... futex resumed>) = 0 [pid 954] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 951] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 956] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 955] sendfile(-1, -1, [3 [pid 954] <... socket resumed>) = 3 [pid 952] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 951] <... futex resumed>) = 0 [pid 957] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 956] <... futex resumed>) = 0 [pid 955] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 952] <... futex resumed>) = 0 [pid 951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 957] <... connect resumed>) = -1 EEXIST (File exists) [pid 956] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 955] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 957] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 956] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 955] <... futex resumed>) = 0 [pid 952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 957] <... futex resumed>) = 1 [pid 956] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 955] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 952] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 951] <... futex resumed>) = 0 [pid 957] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 956] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 952] <... futex resumed>) = 0 [pid 951] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 955] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 952] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 951] <... futex resumed>) = 0 [pid 957] sendfile(-1, -1, [3 [pid 956] <... mmap resumed>) = 0x7ff80b96e000 [pid 955] <... clone3 resumed>) = 958 [pid 951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 957] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 956] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 955] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 957] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 956] <... mprotect resumed>) = 0 [pid 955] <... futex resumed>) = 1 [pid 954] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 952] <... futex resumed>) = 0 [pid 957] <... futex resumed>) = 1 [pid 956] rt_sigprocmask(SIG_BLOCK, ~[] [pid 955] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 954] <... futex resumed>) = 1 [pid 952] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 951] <... futex resumed>) = 0 [pid 934] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 957] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 956] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 952] <... futex resumed>) = 0 [pid 951] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 955] ioctl(3, PPPIOCSFLAGS, 0 [pid 954] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 952] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 951] <... futex resumed>) = 0 [pid 934] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 957] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 955] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 957] <... clone3 resumed>) = 960 [pid 956] <... clone3 resumed> => {parent_tid=[959]}, 88) = 959 [pid 955] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 957] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 956] rt_sigprocmask(SIG_SETMASK, [] [pid 955] <... futex resumed>) = 1 [pid 952] <... futex resumed>) = 0 [pid 957] <... futex resumed>) = 1 [pid 956] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 955] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 952] exit_group(0 [pid 951] <... futex resumed>) = 0 [pid 957] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 956] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 955] <... futex resumed>) = ? [pid 952] <... exit_group resumed>) = ? [pid 951] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 956] <... futex resumed>) = 0 [pid 955] +++ exited with 0 +++ [pid 954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 952] +++ exited with 0 +++ [pid 951] <... futex resumed>) = 0 [pid 934] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 957] ioctl(3, PPPIOCSFLAGS, 0 [pid 956] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 954] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 934] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 957] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 957] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 951] <... futex resumed>) = 0 [pid 957] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 954] <... socket resumed>) = 4 [ 37.978213][ T843] RBP: ffffc900017b7c60 R08: ffff88812057c883 R09: 1ffff110240af910 [ 37.980967][ T844] ____fput+0x15/0x20 [ 37.993199][ T844] task_work_run+0x127/0x190 [ 37.998857][ T844] do_exit+0xa7c/0x24e0 [ 38.002745][ T843] R10: dffffc0000000000 R11: ffffed10240af911 R12: dffffc0000000000 [ 38.004609][ T844] ? __kasan_check_write+0x14/0x20 [ 38.021406][ T844] ? switch_fpu_return+0x19c/0x330 [pid 951] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 957] <... futex resumed>) = ? [pid 954] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 951] <... exit_group resumed>) = ? [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 961 ci2-android-5-10/strace-static-x86_64: Process 959 attached [pid 957] +++ exited with 0 +++ [pid 954] <... futex resumed>) = 1 [pid 951] +++ exited with 0 +++ [pid 934] <... futex resumed>) = 0 [pid 959] set_robust_list(0x7ff80b98e9a0, 24 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 959] <... set_robust_list resumed>) = 0 [pid 954] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 934] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 959] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 961 attached [pid 959] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 961] set_robust_list(0x5555656516a0, 24 [pid 959] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 961] <... set_robust_list resumed>) = 0 [pid 959] <... socket resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 961] rt_sigprocmask(SIG_SETMASK, [] [pid 959] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 961] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 959] <... futex resumed>) = 1 [pid 956] <... futex resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 959] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 956] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 961] <... prctl resumed>) = 0 [pid 959] <... socket resumed>) = 4 [pid 956] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 962 [pid 961] setpgid(0, 0 [pid 959] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 956] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 961] <... setpgid resumed>) = 0 [pid 959] <... futex resumed>) = 0 [pid 956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 959] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 956] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 961] <... openat resumed>) = 3 [pid 959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 956] <... futex resumed>) = 0 [pid 961] write(3, "1000", 4 [pid 959] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 956] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 961] <... write resumed>) = 4 [pid 959] <... connect resumed>) = -1 EEXIST (File exists) [pid 961] close(3 [pid 959] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 961] <... close resumed>) = 0 [pid 959] <... futex resumed>) = 1 [pid 956] <... futex resumed>) = 0 [pid 961] write(1, "executing program\n", 18 [pid 959] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 956] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 934] <... futex resumed>) = 0 [pid 961] <... write resumed>) = 18 [pid 959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 956] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 961] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 959] sendfile(-1, -1, [3 [pid 956] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 961] <... futex resumed>) = 0 [pid 959] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 961] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 959] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 961] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 959] <... futex resumed>) = 1 [pid 956] <... futex resumed>) = 0 [pid 961] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 959] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 956] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 934] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 961] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 956] <... futex resumed>) = 0 [pid 954] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 959] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 956] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 961] <... mmap resumed>) = 0x7ff80b96e000 [pid 959] <... clone3 resumed>) = 963 [pid 954] <... connect resumed>) = -1 EEXIST (File exists) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 961] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 959] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 961] <... mprotect resumed>) = 0 [pid 959] <... futex resumed>) = 1 [pid 956] <... futex resumed>) = 0 [pid 961] rt_sigprocmask(SIG_BLOCK, ~[] [pid 959] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 956] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 962 attached [pid 961] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 956] <... futex resumed>) = 0 [pid 962] set_robust_list(0x5555656516a0, 24 [pid 961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 959] ioctl(3, PPPIOCSFLAGS, 0 [pid 956] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 962] <... set_robust_list resumed>) = 0 [pid 959] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 962] rt_sigprocmask(SIG_SETMASK, [] [pid 961] <... clone3 resumed> => {parent_tid=[964]}, 88) = 964 [pid 959] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 961] rt_sigprocmask(SIG_SETMASK, [] [pid 959] <... futex resumed>) = 1 [pid 956] <... futex resumed>) = 0 [pid 962] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 961] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 959] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 956] exit_group(0 [pid 962] <... prctl resumed>) = 0 [pid 961] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 959] <... futex resumed>) = ? [pid 956] <... exit_group resumed>) = ? [pid 962] setpgid(0, 0 [pid 961] <... futex resumed>) = 0 [pid 959] +++ exited with 0 +++ [pid 956] +++ exited with 0 +++ [pid 954] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 962] <... setpgid resumed>) = 0 [pid 961] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 962] write(3, "1000", 4) = 4 [pid 962] close(3ci2-android-5-10/strace-static-x86_64: Process 964 attached ) = 0 [pid 964] set_robust_list(0x7ff80b98e9a0, 24 [pid 962] write(1, "executing program\n", 18 [pid 964] <... set_robust_list resumed>) = 0 [pid 962] <... write resumed>) = 18 [pid 964] rt_sigprocmask(SIG_SETMASK, [] [pid 962] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 964] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 962] <... futex resumed>) = 0 [pid 964] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 962] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 964] <... socket resumed>) = 3 [pid 962] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 964] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 964] <... futex resumed>) = 1 [pid 962] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 961] <... futex resumed>) = 0 [pid 964] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 executing program [pid 961] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 962] <... mmap resumed>) = 0x7ff80b96e000 [pid 961] <... futex resumed>) = 0 [pid 964] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 962] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 961] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 964] <... socket resumed>) = 4 [pid 962] <... mprotect resumed>) = 0 [pid 964] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] rt_sigprocmask(SIG_BLOCK, ~[] [pid 964] <... futex resumed>) = 1 [pid 962] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 961] <... futex resumed>) = 0 [pid 954] <... futex resumed>) = 1 [pid 934] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 964] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 961] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 961] <... futex resumed>) = 0 [pid 964] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 962] <... clone3 resumed> => {parent_tid=[965]}, 88) = 965 [pid 961] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 964] <... connect resumed>) = -1 EEXIST (File exists) [pid 962] rt_sigprocmask(SIG_SETMASK, [] [pid 964] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 964] <... futex resumed>) = 1 [pid 962] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 961] <... futex resumed>) = 0 [pid 964] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 962] <... futex resumed>) = 0 [pid 961] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 962] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 961] <... futex resumed>) = 0 [pid 964] sendfile(-1, -1, [3 [pid 961] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 964] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 964] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 961] <... futex resumed>) = 0 [pid 964] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 961] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 961] <... futex resumed>) = 0 [pid 964] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 961] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 964] <... clone3 resumed>) = 966 [pid 954] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 934] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 964] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 961] <... futex resumed>) = 0 [pid 964] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 961] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 961] <... futex resumed>) = 0 [pid 964] ioctl(3, PPPIOCSFLAGS, 0 [pid 961] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 964] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 964] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 961] <... futex resumed>) = 0 [pid 964] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 961] exit_group(0 [pid 964] <... futex resumed>) = ? [pid 961] <... exit_group resumed>) = ? [pid 964] +++ exited with 0 +++ [pid 961] +++ exited with 0 +++ [pid 954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 934] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 967 [ 38.028140][ T844] ? put_task_struct+0x90/0x90 [ 38.029420][ T843] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88810cecb000 [ 38.034166][ T844] ? fpu__clear_all+0x20/0x20 [ 38.048407][ T844] ? __kasan_check_read+0x11/0x20 [ 38.054343][ T844] __x64_sys_exit+0x40/0x40 [ 38.059595][ T844] do_syscall_64+0x31/0x40 [ 38.063932][ T843] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 ci2-android-5-10/strace-static-x86_64: Process 967 attached [pid 954] sendfile(-1, -1, [3 [pid 934] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 965 attached [pid 965] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 965] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 965] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 965] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 968 [pid 965] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 965] <... futex resumed>) = 1 [pid 962] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 967] set_robust_list(0x5555656516a0, 24 [pid 965] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 962] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 954] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 965] <... socket resumed>) = 4 [pid 962] <... futex resumed>) = 0 [pid 965] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 965] <... futex resumed>) = 0 [pid 962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 965] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 962] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 965] <... connect resumed>) = 0 [pid 962] <... futex resumed>) = 0 [pid 965] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 965] <... futex resumed>) = 0 [pid 962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 965] sendfile(-1, -1, [3 [pid 962] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 965] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 962] <... futex resumed>) = 0 [pid 965] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 965] <... futex resumed>) = 0 [pid 962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 965] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 962] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 967] <... set_robust_list resumed>) = 0 [pid 965] <... clone3 resumed>) = 969 [pid 962] <... futex resumed>) = 0 [pid 954] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 965] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 968 attached [pid 965] <... futex resumed>) = 0 [pid 962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 968] set_robust_list(0x5555656516a0, 24 [pid 965] ioctl(3, PPPIOCSFLAGS, 0 [pid 962] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] <... set_robust_list resumed>) = 0 [pid 965] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 962] <... futex resumed>) = 0 [pid 968] rt_sigprocmask(SIG_SETMASK, [] [pid 965] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 962] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 968] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 965] <... futex resumed>) = 0 [pid 962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 968] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 965] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 962] exit_group(0 [pid 968] <... prctl resumed>) = 0 [pid 965] <... futex resumed>) = ? [pid 962] <... exit_group resumed>) = ? [pid 968] setpgid(0, 0 [pid 965] +++ exited with 0 +++ [pid 962] +++ exited with 0 +++ [pid 968] <... setpgid resumed>) = 0 [pid 967] rt_sigprocmask(SIG_SETMASK, [] [pid 954] <... futex resumed>) = 1 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 934] <... futex resumed>) = 0 [pid 968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 968] write(3, "1000", 4 [pid 967] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 954] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 934] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 968] <... write resumed>) = 4 [pid 934] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 968] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 968] <... close resumed>) = 0 [pid 968] write(1, "executing program\n", 18 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 970 [pid 968] <... write resumed>) = 18 [pid 954] <... clone3 resumed>) = 971 executing program [pid 934] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 968] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 968] <... futex resumed>) = 0 [pid 968] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 967] <... prctl resumed>) = 0 [pid 954] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 968] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 967] setpgid(0, 0 [pid 954] <... futex resumed>) = 1 [pid 967] <... setpgid resumed>) = 0 [pid 934] <... futex resumed>) = 0 [pid 968] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 934] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 968] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 954] ioctl(3, PPPIOCSFLAGS, 0 [pid 934] <... futex resumed>) = 0 [pid 968] <... clone3 resumed> => {parent_tid=[972]}, 88) = 972 [pid 968] rt_sigprocmask(SIG_SETMASK, [] [pid 967] <... openat resumed>) = 3 [pid 954] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 968] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 934] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 968] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 968] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 967] write(3, "1000", 4 [pid 954] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 967] <... write resumed>) = 4 [pid 954] <... futex resumed>) = 1 [pid 934] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 970 attached [pid 970] set_robust_list(0x5555656516a0, 24) = 0 [pid 970] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 970] setpgid(0, 0 [pid 934] exit_group(0 [pid 954] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 967] close(3 [pid 970] <... setpgid resumed>) = 0 [pid 970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 954] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 934] <... exit_group resumed>) = ? [pid 967] <... close resumed>) = 0 [pid 970] <... openat resumed>) = 3 [pid 970] write(3, "1000", 4 [pid 954] +++ exited with 0 +++ [pid 970] <... write resumed>) = 4 [pid 970] close(3) = 0 [pid 970] write(1, "executing program\n", 18) = 18 [pid 970] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 970] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}ci2-android-5-10/strace-static-x86_64: Process 972 attached , NULL, 8) = 0 [pid 972] set_robust_list(0x7ff80b98e9a0, 24 [pid 934] +++ exited with 0 +++ executing program [pid 967] write(1, "executing program\n", 18 [pid 970] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 972] <... set_robust_list resumed>) = 0 [pid 970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 972] rt_sigprocmask(SIG_SETMASK, [] [pid 970] <... mmap resumed>) = 0x7ff80b96e000 [pid 972] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 972] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 970] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 972] <... socket resumed>) = 3 [pid 970] <... mprotect resumed>) = 0 executing program [pid 970] rt_sigprocmask(SIG_BLOCK, ~[] [pid 967] <... write resumed>) = 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 972] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 970] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 972] <... futex resumed>) = 1 [pid 970] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 968] <... futex resumed>) = 0 [pid 972] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 968] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 972] <... socket resumed>) = 4 [pid 970] <... clone3 resumed> => {parent_tid=[973]}, 88) = 973 [pid 968] <... futex resumed>) = 0 [pid 967] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 972] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 970] rt_sigprocmask(SIG_SETMASK, [] [pid 968] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 967] <... futex resumed>) = 0 [pid 972] <... futex resumed>) = 0 [pid 970] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 972] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 970] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 972] <... connect resumed>) = -1 EEXIST (File exists) [pid 970] <... futex resumed>) = 0 [pid 968] <... futex resumed>) = 0 [pid 972] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 970] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 968] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 0 [pid 968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 972] sendfile(-1, -1, [3 [pid 968] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 972] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 968] <... futex resumed>) = 0 [pid 967] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 972] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 967] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 972] <... futex resumed>) = 0 [pid 968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 967] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 972] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 968] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 972] <... clone3 resumed>) = 975 [pid 968] <... futex resumed>) = 0 [pid 967] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 972] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 0 [pid 968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 972] ioctl(3, PPPIOCSFLAGS, 0 [pid 968] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 972] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 968] <... futex resumed>) = 0 [pid 972] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 968] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 972] <... futex resumed>) = 0 [pid 968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 972] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 968] exit_group(0 [pid 972] <... futex resumed>) = ? [pid 968] <... exit_group resumed>) = ? [pid 972] +++ exited with 0 +++ [pid 968] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=968, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 973 attached [pid 973] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 973] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 973] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 973] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 970] <... futex resumed>) = 0 [pid 973] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 970] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 974 attached [pid 973] <... socket resumed>) = 4 [pid 970] <... futex resumed>) = 0 [pid 967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 974 [pid 973] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 970] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 973] <... futex resumed>) = 0 [pid 970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 973] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 970] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 973] <... connect resumed>) = -1 EEXIST (File exists) [pid 970] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 973] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 970] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 973] <... futex resumed>) = 0 [pid 970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 973] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 970] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 976 [pid 973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 970] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 973] sendfile(-1, -1, [3 [pid 970] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 973] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 973] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 970] <... futex resumed>) = 0 [pid 973] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 970] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 970] <... futex resumed>) = 0 [pid 973] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 970] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 973] <... clone3 resumed>) = 977 [pid 973] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 970] <... futex resumed>) = 0 [pid 973] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 970] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 970] <... futex resumed>) = 0 [pid 974] set_robust_list(0x5555656516a0, 24 [pid 973] ioctl(3, PPPIOCSFLAGS, 0 [pid 970] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 967] <... mmap resumed>) = 0x7ff80b96e000 [pid 973] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 973] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 970] <... futex resumed>) = 0 [pid 973] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 970] exit_group(0 [pid 973] <... futex resumed>) = ? [pid 970] <... exit_group resumed>) = ? [pid 974] <... set_robust_list resumed>) = 0 [pid 973] +++ exited with 0 +++ [pid 970] +++ exited with 0 +++ [pid 967] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 976 attached [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 976] set_robust_list(0x5555656516a0, 24 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 976] <... set_robust_list resumed>) = 0 [pid 976] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 976] setpgid(0, 0) = 0 [pid 976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 976] write(3, "1000", 4) = 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 976] close(3) = 0 [pid 976] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 976] <... write resumed>) = 18 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 976] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 976] <... futex resumed>) = 0 [pid 976] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 978 [pid 976] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 976] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 976] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [ 38.068681][ T844] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 38.084081][ T844] RIP: 0033:0x7ff80b9ae199 [ 38.097239][ T844] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 38.103222][ T843] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.105576][ T844] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 38.120888][ T844] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [pid 976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 974] rt_sigprocmask(SIG_SETMASK, [] [pid 967] <... mprotect resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 976] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 976] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 976] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[979]}, 88) = 979 [pid 976] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 978 attached [pid 976] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 978] set_robust_list(0x5555656516a0, 24 [pid 976] <... futex resumed>) = 0 [pid 978] <... set_robust_list resumed>) = 0 [pid 976] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 978] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 978] setpgid(0, 0) = 0 [pid 978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 978] write(3, "1000", 4) = 4 [pid 978] close(3) = 0 [pid 978] write(1, "executing program\n", 18) = 18 [pid 978] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 978] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 978] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1]ci2-android-5-10/strace-static-x86_64: Process 979 attached , NULL, 8) = 0 [pid 979] set_robust_list(0x7ff80b98e9a0, 24) = 0 executing program [pid 978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 979] rt_sigprocmask(SIG_SETMASK, [] [pid 978] <... mmap resumed>) = 0x7ff80b96e000 [pid 979] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 978] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 979] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 978] <... mprotect resumed>) = 0 [pid 979] <... socket resumed>) = 3 [pid 978] rt_sigprocmask(SIG_BLOCK, ~[] [pid 974] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 967] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 979] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 978] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 979] <... futex resumed>) = 1 [pid 978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 976] <... futex resumed>) = 0 [pid 979] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 976] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 979] <... socket resumed>) = 4 [pid 978] <... clone3 resumed> => {parent_tid=[980]}, 88) = 980 [pid 976] <... futex resumed>) = 0 [pid 979] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 978] rt_sigprocmask(SIG_SETMASK, [] [pid 976] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 967] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 979] <... futex resumed>) = 0 [pid 978] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 979] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 978] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 979] <... connect resumed>) = -1 EEXIST (File exists) [pid 978] <... futex resumed>) = 0 [pid 976] <... futex resumed>) = 0 [pid 979] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 978] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 976] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 979] <... futex resumed>) = 0 [pid 976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 979] sendfile(-1, -1, [3 [pid 976] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... prctl resumed>) = 0 [pid 967] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 979] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 976] <... futex resumed>) = 0 [pid 979] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 979] <... futex resumed>) = 0 [pid 976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 979] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 976] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 981 attached ci2-android-5-10/strace-static-x86_64: Process 980 attached [pid 979] <... clone3 resumed>) = 983 [pid 976] <... futex resumed>) = 0 [pid 974] setpgid(0, 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 981 [pid 979] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 979] <... futex resumed>) = 0 [pid 976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 979] ioctl(3, PPPIOCSFLAGS, 0 [pid 976] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 979] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 976] <... futex resumed>) = 0 [pid 979] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 976] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 979] <... futex resumed>) = 0 [pid 976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 979] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 976] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 982 attached [pid 979] <... futex resumed>) = ? [pid 976] <... exit_group resumed>) = ? [pid 982] set_robust_list(0x7ff80b98e9a0, 24 [pid 979] +++ exited with 0 +++ [pid 976] +++ exited with 0 +++ [pid 982] <... set_robust_list resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 982] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 982] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 982] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 981] set_robust_list(0x5555656516a0, 24 [pid 980] set_robust_list(0x7ff80b98e9a0, 24 [pid 974] <... setpgid resumed>) = 0 [pid 967] <... clone3 resumed> => {parent_tid=[982]}, 88) = 982 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 984 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 984 attached [pid 984] set_robust_list(0x5555656516a0, 24) = 0 [pid 984] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 984] setpgid(0, 0) = 0 [pid 984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 984] write(3, "1000", 4) = 4 [pid 984] close(3) = 0 [pid 984] write(1, "executing program\n", 18) = 18 [pid 984] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 984] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 984] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 984] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 984] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 984] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[985]}, 88) = 985 executing program [pid 984] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 984] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 38.127407][ T843] CR2: 00005555656516b8 CR3: 000000010ae47000 CR4: 00000000003506b0 [ 38.131543][ T844] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 38.147690][ T844] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 38.153713][ T843] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.157611][ T844] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [pid 984] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 981] <... set_robust_list resumed>) = 0 [pid 980] <... set_robust_list resumed>) = 0 [pid 974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 967] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 985 attached [pid 985] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 985] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 985] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 984] <... futex resumed>) = 0 [pid 984] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 984] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 985] <... futex resumed>) = 1 [pid 985] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 985] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 984] <... futex resumed>) = 0 [pid 984] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 984] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 985] <... futex resumed>) = 1 [pid 985] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 985] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 984] <... futex resumed>) = 0 [pid 984] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 984] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 985] <... futex resumed>) = 1 [pid 985] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 985] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 984] <... futex resumed>) = 0 [pid 984] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 984] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 985] <... futex resumed>) = 1 [pid 985] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 986 [pid 985] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 984] <... futex resumed>) = 0 [pid 984] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 984] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 985] <... futex resumed>) = 1 [pid 985] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 985] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 984] <... futex resumed>) = 0 [pid 984] exit_group(0) = ? [pid 985] <... futex resumed>) = ? [pid 985] +++ exited with 0 +++ [pid 984] +++ exited with 0 +++ [pid 981] rt_sigprocmask(SIG_SETMASK, [] [pid 980] rt_sigprocmask(SIG_SETMASK, [] [pid 974] <... openat resumed>) = 3 [pid 967] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 967] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 980] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 981] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 974] write(3, "1000", 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 982] <... futex resumed>) = 0 [pid 981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 980] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 974] <... write resumed>) = 4 [pid 967] <... futex resumed>) = 1 [pid 982] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 300] <... restart_syscall resumed>) = 0 [pid 982] <... socket resumed>) = 3 [pid 982] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 982] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 987 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 978] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 978] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}ci2-android-5-10/strace-static-x86_64: Process 987 attached [pid 981] <... prctl resumed>) = 0 [pid 980] <... socket resumed>) = 3 [pid 978] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 974] close(3 [pid 967] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 981] setpgid(0, 0 [pid 980] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 978] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... close resumed>) = 0 [pid 967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 981] <... setpgid resumed>) = 0 [pid 980] <... futex resumed>) = 0 [pid 978] <... futex resumed>) = 0 [pid 974] write(1, "executing program\n", 18 [pid 967] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 980] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 978] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 974] <... write resumed>) = 18 [pid 967] <... futex resumed>) = 1 [pid 981] <... openat resumed>) = 3 [pid 980] <... socket resumed>) = 4 [pid 974] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 967] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 982] <... futex resumed>) = 0 [pid 981] write(3, "1000", 4 [pid 980] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... futex resumed>) = 0 [pid 981] <... write resumed>) = 4 [pid 980] <... futex resumed>) = 1 [pid 978] <... futex resumed>) = 0 [pid 974] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 981] close(3 [pid 980] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 978] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 981] <... close resumed>) = 0 [pid 980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 978] <... futex resumed>) = 0 [pid 974] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 981] write(1, "executing program\n", 18 [pid 980] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 978] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 974] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 981] <... write resumed>) = 18 [pid 980] <... connect resumed>) = -1 EEXIST (File exists) [pid 974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 981] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 980] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... mmap resumed>) = 0x7ff80b96e000 [pid 981] <... futex resumed>) = 0 [pid 980] <... futex resumed>) = 1 [pid 978] <... futex resumed>) = 0 [pid 974] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 981] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 980] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 978] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... mprotect resumed>) = 0 [pid 981] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 978] <... futex resumed>) = 0 [pid 974] rt_sigprocmask(SIG_BLOCK, ~[] [pid 981] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 980] sendfile(-1, -1, [3 [pid 978] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 982] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 974] <... rt_sigprocmask resumed>, [], 8) = 0 executing program executing program [pid 981] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 980] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 974] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 980] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 981] <... mmap resumed>) = 0x7ff80b96e000 [pid 980] <... futex resumed>) = 1 [pid 978] <... futex resumed>) = 0 [pid 974] <... clone3 resumed> => {parent_tid=[988]}, 88) = 988 [pid 981] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 980] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 978] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] rt_sigprocmask(SIG_SETMASK, [] [pid 987] set_robust_list(0x5555656516a0, 24 [pid 982] <... socket resumed>) = 4 [pid 981] <... mprotect resumed>) = 0 [pid 980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 978] <... futex resumed>) = 0 [pid 974] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 987] <... set_robust_list resumed>) = 0 [pid 981] rt_sigprocmask(SIG_BLOCK, ~[] [pid 980] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 978] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 974] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 988 attached [pid 987] rt_sigprocmask(SIG_SETMASK, [] [pid 982] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 981] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 980] <... clone3 resumed>) = 989 [pid 974] <... futex resumed>) = 0 [pid 987] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 980] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 980] <... futex resumed>) = 1 [pid 978] <... futex resumed>) = 0 [pid 988] set_robust_list(0x7ff80b98e9a0, 24 [pid 987] <... prctl resumed>) = 0 [pid 982] <... futex resumed>) = 1 [pid 981] <... clone3 resumed> => {parent_tid=[990]}, 88) = 990 [pid 980] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 978] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 967] <... futex resumed>) = 0 [pid 987] setpgid(0, 0 [pid 981] rt_sigprocmask(SIG_SETMASK, [] [pid 980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 978] <... futex resumed>) = 0 [pid 967] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 987] <... setpgid resumed>) = 0 [pid 981] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 38.172067][ T843] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.173346][ T844] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 38.190048][ T843] Call Trace: [ 38.190919][ T844] ---[ end trace c1d415d37a8f89d1 ]--- [ 38.196957][ T843] pppol2tp_release+0x150/0x2b0 [ 38.203902][ T843] sock_close+0xb8/0x200 [ 38.208249][ T843] ? sock_mmap+0xa0/0xa0 [ 38.212593][ T843] __fput+0x2dc/0x730 [ 38.216753][ T843] ____fput+0x15/0x20 [ 38.221086][ T843] task_work_run+0x127/0x190 [pid 980] ioctl(3, PPPIOCSFLAGS, 0 [pid 978] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 967] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 990 attached [pid 988] <... set_robust_list resumed>) = 0 [pid 987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 982] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 981] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 980] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 967] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 987] <... openat resumed>) = 3 [pid 981] <... futex resumed>) = 0 [pid 980] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 987] write(3, "1000", 4 [pid 981] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 980] <... futex resumed>) = 1 [pid 978] <... futex resumed>) = 0 [pid 987] <... write resumed>) = 4 [pid 980] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 978] exit_group(0 [pid 987] close(3 [pid 980] <... futex resumed>) = ? [pid 978] <... exit_group resumed>) = ? [pid 990] set_robust_list(0x7ff80b98e9a0, 24 [pid 988] rt_sigprocmask(SIG_SETMASK, [] [pid 987] <... close resumed>) = 0 [pid 982] <... connect resumed>) = -1 EEXIST (File exists) [pid 980] +++ exited with 0 +++ [pid 978] +++ exited with 0 +++ [pid 990] <... set_robust_list resumed>) = 0 [pid 988] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 987] write(1, "executing program\n", 18) = 18 [pid 987] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 987] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 987] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 987] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 990] rt_sigprocmask(SIG_SETMASK, [] [pid 988] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 987] rt_sigprocmask(SIG_BLOCK, ~[] [pid 982] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 987] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 987] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[991]}, 88) = 991 [pid 987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 987] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 987] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 991 attached [pid 991] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 990] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 988] <... socket resumed>) = 3 [pid 982] <... futex resumed>) = 1 [pid 967] <... futex resumed>) = 0 [pid 967] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 967] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 990] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 982] sendfile(-1, -1, [3 [pid 990] <... socket resumed>) = 3 [pid 988] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 982] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 991] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 991] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 987] <... futex resumed>) = 0 [pid 987] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 987] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] <... futex resumed>) = 1 [pid 991] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 991] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 990] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 988] <... futex resumed>) = 1 [pid 982] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 974] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 974] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] <... futex resumed>) = 1 [pid 987] <... futex resumed>) = 0 [pid 991] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 987] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 990] <... futex resumed>) = 1 [pid 988] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 987] <... futex resumed>) = 0 [pid 982] <... futex resumed>) = 1 [pid 981] <... futex resumed>) = 0 [pid 967] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 987] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 981] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 967] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 981] <... futex resumed>) = 0 [pid 967] <... futex resumed>) = 0 [pid 981] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 967] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] <... connect resumed>) = 0 [pid 990] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 988] <... socket resumed>) = 4 [pid 982] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 991] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 987] <... futex resumed>) = 0 [pid 987] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 987] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] <... futex resumed>) = 1 [pid 991] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 991] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 982] <... clone3 resumed>) = 993 ci2-android-5-10/strace-static-x86_64: Process 992 attached [pid 990] <... socket resumed>) = 4 [pid 988] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 982] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 992 [pid 987] <... futex resumed>) = 0 [pid 987] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 38.225789][ T843] do_exit+0xa7c/0x24e0 [ 38.230213][ T843] ? __kasan_check_write+0x14/0x20 [ 38.235991][ T843] ? switch_fpu_return+0x19c/0x330 [ 38.241312][ T843] ? put_task_struct+0x90/0x90 [ 38.247013][ T843] ? fpu__clear_all+0x20/0x20 [ 38.251769][ T843] ? __kasan_check_read+0x11/0x20 [ 38.257112][ T969] ------------[ cut here ]------------ [ 38.258104][ T843] __x64_sys_exit+0x40/0x40 [ 38.267270][ T843] do_syscall_64+0x31/0x40 [ 38.271888][ T843] entry_SYSCALL_64_after_hwframe+0x61/0xcb [pid 987] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] <... futex resumed>) = 1 [pid 991] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 994 [pid 992] set_robust_list(0x5555656516a0, 24 [pid 990] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 988] <... futex resumed>) = 1 [pid 982] <... futex resumed>) = 1 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 992] <... set_robust_list resumed>) = 0 [pid 990] <... futex resumed>) = 1 [pid 988] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 982] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 981] <... futex resumed>) = 0 [pid 974] <... futex resumed>) = 0 [pid 967] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 991] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 987] <... futex resumed>) = 0 [pid 987] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 987] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 991] <... futex resumed>) = 1 [pid 991] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 991] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 987] <... futex resumed>) = 0 [pid 991] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 987] exit_group(0 [pid 991] <... futex resumed>) = ? [pid 987] <... exit_group resumed>) = ? [pid 992] rt_sigprocmask(SIG_SETMASK, [] [pid 990] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 981] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 967] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 981] <... futex resumed>) = 0 [pid 974] <... futex resumed>) = 1 [pid 992] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 988] <... futex resumed>) = 0 [pid 982] <... futex resumed>) = 0 [pid 981] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 974] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 967] <... futex resumed>) = 1 [pid 991] +++ exited with 0 +++ [pid 987] +++ exited with 0 +++ [pid 992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 990] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 988] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 982] ioctl(3, PPPIOCSFLAGS, 0 [pid 967] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 992] <... prctl resumed>) = 0 [pid 990] <... connect resumed>) = -1 EEXIST (File exists) [pid 988] <... connect resumed>) = -1 EEXIST (File exists) [pid 982] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 38.279333][ T843] RIP: 0033:0x7ff80b9ae199 [ 38.284177][ T843] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 38.291849][ T843] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 38.294059][ T969] WARNING: CPU: 1 PID: 969 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 38.301160][ T843] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [ 38.314959][ T969] Modules linked in: [pid 992] setpgid(0, 0 [pid 990] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 988] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 982] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 992] <... setpgid resumed>) = 0 [pid 992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 992] write(3, "1000", 4) = 4 [pid 992] close(3) = 0 [pid 992] write(1, "executing program\n", 18) = 18 [pid 992] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 992] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 992] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 executing program [pid 992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 992] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 992] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 992] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 990] <... futex resumed>) = 1 [pid 988] <... futex resumed>) = 1 [pid 982] <... futex resumed>) = 1 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 992] <... clone3 resumed> => {parent_tid=[995]}, 88) = 995 [pid 992] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 995 attached , NULL, 8) = 0 [pid 990] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 988] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 982] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 981] <... futex resumed>) = 0 [pid 974] <... futex resumed>) = 0 [pid 967] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 992] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 992] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 995] set_robust_list(0x7ff80b98e9a0, 24 [pid 981] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 967] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 996 attached [pid 996] set_robust_list(0x5555656516a0, 24) = 0 [pid 996] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 996] setpgid(0, 0) = 0 [pid 996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 995] <... set_robust_list resumed>) = 0 [pid 981] <... futex resumed>) = 1 [pid 974] <... futex resumed>) = 1 [pid 967] <... exit_group resumed>) = ? [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 996 [pid 996] <... openat resumed>) = 3 [pid 996] write(3, "1000", 4) = 4 [pid 990] <... futex resumed>) = 0 [pid 988] <... futex resumed>) = 0 [pid 995] rt_sigprocmask(SIG_SETMASK, [] [pid 982] <... futex resumed>) = ? [pid 981] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 974] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 996] close(3) = 0 executing program [pid 996] write(1, "executing program\n", 18) = 18 [pid 996] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 990] sendfile(-1, -1, [3 [pid 988] sendfile(-1, -1, [3 [pid 995] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 996] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 982] +++ exited with 0 +++ [pid 967] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 995] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 990] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 988] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [ 38.318903][ T843] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 38.323566][ T969] CPU: 1 PID: 969 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 38.330796][ T843] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 38.348265][ T843] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 38.351124][ T969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 38.357450][ T843] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [pid 995] <... socket resumed>) = 3 [pid 990] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 988] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 995] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 990] <... futex resumed>) = 1 [pid 988] <... futex resumed>) = 1 [pid 981] <... futex resumed>) = 0 [pid 974] <... futex resumed>) = 0 [pid 996] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 996] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 996] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 996] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[997]}, 88) = 997 [pid 996] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 995] <... futex resumed>) = 1 [pid 992] <... futex resumed>) = 0 [pid 990] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 988] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 981] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 992] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 992] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 996] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 996] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 997 attached [pid 997] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 997] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 997] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 997] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 996] <... futex resumed>) = 0 [pid 996] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 996] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 997] <... futex resumed>) = 1 [pid 997] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 997] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 996] <... futex resumed>) = 0 [pid 996] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 996] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 997] <... futex resumed>) = 1 [pid 997] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 997] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 996] <... futex resumed>) = 0 [pid 996] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 996] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 997] <... futex resumed>) = 1 [pid 997] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 997] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 996] <... futex resumed>) = 0 [pid 996] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 996] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 997] <... futex resumed>) = 1 [pid 997] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 998 [pid 997] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 996] <... futex resumed>) = 0 [pid 996] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 996] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 997] <... futex resumed>) = 1 [pid 995] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 981] <... futex resumed>) = 0 [pid 974] <... futex resumed>) = 0 [pid 995] <... socket resumed>) = 4 [pid 990] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 995] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 988] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 981] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 974] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... restart_syscall resumed>) = 0 [pid 995] <... futex resumed>) = 1 [pid 992] <... futex resumed>) = 0 [pid 990] <... clone3 resumed>) = 999 [pid 992] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 992] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 997] ioctl(3, PPPIOCSFLAGS, 0 [pid 988] <... clone3 resumed>) = 1000 [pid 995] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 997] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 995] <... connect resumed>) = -1 EEXIST (File exists) [pid 997] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 990] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 995] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 990] <... futex resumed>) = 1 [pid 988] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 981] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 996] <... futex resumed>) = 0 [pid 996] exit_group(0) = ? [pid 997] <... futex resumed>) = ? [pid 997] +++ exited with 0 +++ [pid 996] +++ exited with 0 +++ [pid 995] <... futex resumed>) = 1 [pid 992] <... futex resumed>) = 0 [pid 995] sendfile(-1, -1, [3 [pid 992] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 995] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 992] <... futex resumed>) = 0 [pid 995] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 992] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 981] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 995] <... futex resumed>) = 0 [pid 992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 990] ioctl(3, PPPIOCSFLAGS, 0 [pid 988] <... futex resumed>) = 1 [pid 974] <... futex resumed>) = 0 [pid 995] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 992] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 992] <... futex resumed>) = 0 [pid 995] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 992] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 995] <... clone3 resumed>) = 1001 [pid 995] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 992] <... futex resumed>) = 0 [pid 995] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 992] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 992] <... futex resumed>) = 0 [pid 995] ioctl(3, PPPIOCSFLAGS, 0 [pid 992] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 995] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 995] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 992] <... futex resumed>) = 0 [pid 995] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 992] exit_group(0 [pid 981] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 1002 attached [pid 995] <... futex resumed>) = ? [pid 992] <... exit_group resumed>) = ? [pid 990] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 988] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 981] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 974] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 995] +++ exited with 0 +++ [pid 992] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=992, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1002] set_robust_list(0x5555656516a0, 24) = 0 [pid 1002] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1002] setpgid(0, 0) = 0 [ 38.375379][ T843] ---[ end trace c1d415d37a8f89d2 ]--- [ 38.381945][ T969] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 38.388397][ T969] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 38.408325][ T969] RSP: 0018:ffffc90001957c40 EFLAGS: 00010293 [ 38.415751][ T969] RAX: ffffffff842f41a7 RBX: ffff888110293800 RCX: ffff888110c462c0 [pid 1002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1002] write(3, "1000", 4) = 4 [pid 1002] close(3) = 0 [pid 990] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 974] <... futex resumed>) = 0 executing program [pid 1002] write(1, "executing program\n", 18 [pid 990] <... futex resumed>) = 0 [pid 988] ioctl(3, PPPIOCSFLAGS, 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1002 [pid 1002] <... write resumed>) = 18 [pid 1002] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1002] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1002] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1002] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1002] <... mmap resumed>) = 0x7ff80b96e000 [pid 990] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 981] exit_group(0 [pid 988] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 974] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1002] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1003 [pid 1002] <... mprotect resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1002] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1002] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 990] <... futex resumed>) = ? [pid 988] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 981] <... exit_group resumed>) = ? [pid 974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1004]}, 88) = 1004 [pid 1002] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1003 attached , NULL, 8) = 0 [pid 1003] set_robust_list(0x5555656516a0, 24 [pid 1002] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1003] <... set_robust_list resumed>) = 0 [pid 1002] <... futex resumed>) = 0 [pid 1003] rt_sigprocmask(SIG_SETMASK, [] [pid 1002] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1003] setpgid(0, 0) = 0 [pid 1003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1003] write(3, "1000", 4) = 4 [pid 1003] close(3) = 0 [pid 990] +++ exited with 0 +++ [pid 988] <... futex resumed>) = 0 executing program [pid 1003] write(1, "executing program\n", 18) = 18 [pid 981] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1004 attached [pid 1003] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 974] exit_group(0 [pid 988] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1003] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1003] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1003] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1003] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1003] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1003] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1004] set_robust_list(0x7ff80b98e9a0, 24 [pid 988] <... futex resumed>) = ? [pid 974] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1003] <... clone3 resumed> => {parent_tid=[1005]}, 88) = 1005 [ 38.424441][ T969] RDX: 0000000000000000 RSI: 0000000010b50000 RDI: 000000000c04eb7d [ 38.432683][ T969] RBP: ffffc90001957c60 R08: ffff888110293883 R09: 1ffff11022052710 [ 38.440952][ T969] R10: dffffc0000000000 R11: ffffed1022052711 R12: dffffc0000000000 [ 38.449075][ T969] R13: dffffc0000000000 R14: 0000000010b50000 R15: ffff888110360c00 [ 38.449644][ T994] ------------[ cut here ]------------ [ 38.457367][ T969] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 38.472237][ T969] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1003] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1006 [pid 1003] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1003] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1003] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1005 attached [pid 1005] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1005] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1004] <... set_robust_list resumed>) = 0 [pid 988] +++ exited with 0 +++ [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1004] rt_sigprocmask(SIG_SETMASK, [] [pid 1005] <... socket resumed>) = 3 [pid 1005] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1003] <... futex resumed>) = 0 [pid 1003] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1004] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1003] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1004] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1005] <... futex resumed>) = 1 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1007 [pid 1004] <... socket resumed>) = 3 [pid 1005] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1004] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1007 attached ci2-android-5-10/strace-static-x86_64: Process 1006 attached [pid 1005] <... socket resumed>) = 4 [pid 1004] <... futex resumed>) = 1 [pid 1002] <... futex resumed>) = 0 [pid 974] +++ exited with 0 +++ [pid 1005] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1005] <... futex resumed>) = 1 [pid 1003] <... futex resumed>) = 0 [pid 1002] <... futex resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1005] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1003] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 1007] set_robust_list(0x5555656516a0, 24 [pid 1006] set_robust_list(0x5555656516a0, 24 [pid 1004] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1003] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1003] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1007] <... set_robust_list resumed>) = 0 [pid 1006] <... set_robust_list resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1008 [pid 1004] <... socket resumed>) = 4 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1007] rt_sigprocmask(SIG_SETMASK, [] [pid 1006] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1004] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1006] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1008 attached [pid 1008] set_robust_list(0x5555656516a0, 24) = 0 [pid 1008] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 38.478929][ T969] CR2: 00007ff80ba64820 CR3: 000000010f942000 CR4: 00000000003506b0 [ 38.488053][ T969] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.496248][ T969] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.504608][ T969] Call Trace: [ 38.505312][ T994] WARNING: CPU: 1 PID: 994 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 38.507950][ T969] pppol2tp_release+0x150/0x2b0 [ 38.507963][ T969] sock_close+0xb8/0x200 [pid 1008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1008] setpgid(0, 0) = 0 [pid 1008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1008] write(3, "1000", 4) = 4 [pid 1008] close(3) = 0 [pid 1008] write(1, "executing program\n", 18) = 18 [pid 1008] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1008] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1008] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 executing program [pid 1008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1008] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1008] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1008] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1004] <... futex resumed>) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1008] <... clone3 resumed> => {parent_tid=[1009]}, 88) = 1009 [pid 1008] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1008] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1008] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1009 attached [pid 1007] <... prctl resumed>) = 0 [pid 1006] <... prctl resumed>) = 0 [pid 1004] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1002] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1009] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1009] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1009] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1008] <... futex resumed>) = 0 [pid 1009] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1008] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] <... socket resumed>) = 4 [pid 1008] <... futex resumed>) = 0 [pid 1003] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1009] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1008] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1007] setpgid(0, 0 [pid 1006] setpgid(0, 0 [pid 1004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1003] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1002] <... futex resumed>) = 0 [pid 1009] <... futex resumed>) = 0 [pid 1008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1003] <... futex resumed>) = 0 [pid 1009] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1008] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1009] <... connect resumed>) = -1 EEXIST (File exists) [pid 1008] <... futex resumed>) = 0 [pid 1003] <... mmap resumed>) = 0x7ff80b94d000 [pid 1009] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1008] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1007] <... setpgid resumed>) = 0 [pid 1006] <... setpgid resumed>) = 0 [pid 1004] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1003] mprotect(0x7ff80b94e000, 131072, PROT_READ|PROT_WRITE [pid 1002] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1009] <... futex resumed>) = 0 [pid 1008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1005] <... connect resumed>) = 0 [pid 1003] <... mprotect resumed>) = 0 [pid 1009] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1008] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1003] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1008] <... futex resumed>) = 0 [pid 1005] <... futex resumed>) = 0 [pid 1003] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1009] sendfile(-1, -1, [3 [pid 1008] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1005] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1004] <... connect resumed>) = -1 EEXIST (File exists) [pid 1003] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b96d990, parent_tid=0x7ff80b96d990, exit_signal=0, stack=0x7ff80b94d000, stack_size=0x20300, tls=0x7ff80b96d6c0} [pid 1009] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1009] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1003] <... clone3 resumed> => {parent_tid=[1010]}, 88) = 1010 [pid 1009] <... futex resumed>) = 1 [pid 1008] <... futex resumed>) = 0 [pid 1003] rt_sigprocmask(SIG_SETMASK, [] [pid 1009] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1008] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1003] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1008] <... futex resumed>) = 0 [pid 1007] <... openat resumed>) = 3 [pid 1006] <... openat resumed>) = 3 [pid 1004] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1003] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1008] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1003] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1010 attached [pid 1009] <... clone3 resumed>) = 1011 [pid 1003] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1010] set_robust_list(0x7ff80b96d9a0, 24 [pid 1009] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] <... set_robust_list resumed>) = 0 [pid 1009] <... futex resumed>) = 1 [pid 1008] <... futex resumed>) = 0 [pid 1010] rt_sigprocmask(SIG_SETMASK, [] [pid 1009] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1008] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1008] <... futex resumed>) = 0 [pid 1010] sendfile(-1, -1, [3 [ 38.507974][ T969] ? sock_mmap+0xa0/0xa0 [ 38.507987][ T969] __fput+0x2dc/0x730 [ 38.508035][ T969] ____fput+0x15/0x20 [ 38.539777][ T969] task_work_run+0x127/0x190 [ 38.544459][ T969] do_exit+0xa7c/0x24e0 [ 38.548730][ T969] ? __kasan_check_write+0x14/0x20 [ 38.554133][ T969] ? switch_fpu_return+0x19c/0x330 [ 38.559479][ T969] ? put_task_struct+0x90/0x90 [ 38.564573][ T969] ? fpu__clear_all+0x20/0x20 [ 38.568909][ T994] Modules linked in: [ 38.569276][ T969] ? __kasan_check_read+0x11/0x20 [pid 1009] ioctl(3, PPPIOCSFLAGS, 0 [pid 1008] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1010] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1009] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1010] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] <... futex resumed>) = 1 [pid 1009] <... futex resumed>) = 1 [pid 1008] <... futex resumed>) = 0 [pid 1003] <... futex resumed>) = 0 [pid 1010] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1009] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1008] exit_group(0 [pid 1003] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1009] <... futex resumed>) = ? [pid 1008] <... exit_group resumed>) = ? [pid 1005] <... futex resumed>) = 0 [pid 1003] <... futex resumed>) = 1 [pid 1009] +++ exited with 0 +++ [pid 1008] +++ exited with 0 +++ [ 38.569290][ T969] __x64_sys_exit+0x40/0x40 [ 38.569304][ T969] do_syscall_64+0x31/0x40 [ 38.569316][ T969] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 38.569326][ T969] RIP: 0033:0x7ff80b9ae199 [ 38.569332][ T969] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 38.569340][ T969] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 38.569355][ T969] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [ 38.569363][ T969] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [pid 1005] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1003] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1007] write(3, "1000", 4 [pid 1006] write(3, "1000", 4 [pid 1005] <... clone3 resumed>) = 1012 [pid 1004] <... futex resumed>) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1007] <... write resumed>) = 4 [pid 1006] <... write resumed>) = 4 [pid 1004] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1002] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] close(3 [pid 1006] close(3 [pid 1004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1002] <... futex resumed>) = 0 [pid 1007] <... close resumed>) = 0 [pid 1006] <... close resumed>) = 0 [pid 1004] sendfile(-1, -1, [3 [pid 1002] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1007] write(1, "executing program\n", 18 [pid 1006] write(1, "executing program\n", 18 [pid 1004] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1007] <... write resumed>) = 18 [pid 1006] <... write resumed>) = 18 [pid 1004] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1004] <... futex resumed>) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1007] <... futex resumed>) = 0 [pid 1006] <... futex resumed>) = 0 [pid 1004] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1002] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1006] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1002] <... futex resumed>) = 0 [pid 1007] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1006] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1004] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1002] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1007] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1006] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1004] <... clone3 resumed>) = 1013 [pid 1007] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1006] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1004] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1004] <... futex resumed>) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1007] <... mmap resumed>) = 0x7ff80b96e000 [pid 1006] <... mmap resumed>) = 0x7ff80b96e000 [pid 1004] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1002] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1006] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1002] <... futex resumed>) = 0 [pid 1007] <... mprotect resumed>) = 0 [pid 1006] <... mprotect resumed>) = 0 [pid 1004] ioctl(3, PPPIOCSFLAGS, 0 [pid 1002] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1007] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1006] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1004] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1007] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1006] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1004] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1006] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1004] <... futex resumed>) = 1 [pid 1002] <... futex resumed>) = 0 [pid 1004] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1002] exit_group(0 [pid 1007] <... clone3 resumed> => {parent_tid=[1014]}, 88) = 1014 [pid 1006] <... clone3 resumed> => {parent_tid=[1015]}, 88) = 1015 [pid 1004] <... futex resumed>) = ? [pid 1002] <... exit_group resumed>) = ? [pid 1007] rt_sigprocmask(SIG_SETMASK, [] [pid 1006] rt_sigprocmask(SIG_SETMASK, [] [pid 1004] +++ exited with 0 +++ [pid 1002] +++ exited with 0 +++ [pid 1007] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1006] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1007] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1007] <... futex resumed>) = 0 [pid 1006] <... futex resumed>) = 0 [pid 1007] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1006] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1016 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1015 attached [pid 1015] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1015] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1015] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1015] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1006] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1015] <... futex resumed>) = 1 [pid 1006] <... futex resumed>) = 0 [pid 1015] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1006] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1015] <... socket resumed>) = 4 [pid 1015] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1006] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1014 attached [pid 1015] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1006] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1015] <... connect resumed>) = -1 EEXIST (File exists) [pid 1014] set_robust_list(0x7ff80b98e9a0, 24 [pid 1006] <... futex resumed>) = 0 [pid 1015] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1014] <... set_robust_list resumed>) = 0 [pid 1006] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1016 attached [pid 1015] <... futex resumed>) = 0 [pid 1014] rt_sigprocmask(SIG_SETMASK, [] [pid 1006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1016] set_robust_list(0x5555656516a0, 24 [pid 1015] sendfile(-1, -1, [3 [pid 1014] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1006] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] <... set_robust_list resumed>) = 0 [pid 1015] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1014] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1006] <... futex resumed>) = 0 [pid 1016] rt_sigprocmask(SIG_SETMASK, [] [pid 1015] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1014] <... socket resumed>) = 3 [pid 1006] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1016] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1015] <... futex resumed>) = 0 [pid 1014] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1016] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1015] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1014] <... futex resumed>) = 1 [pid 1007] <... futex resumed>) = 0 [pid 1006] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] <... prctl resumed>) = 0 [pid 1015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1014] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1007] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1016] setpgid(0, 0 [pid 1015] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1007] <... futex resumed>) = 0 [pid 1006] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1016] <... setpgid resumed>) = 0 [pid 1015] <... clone3 resumed>) = 1017 [pid 1014] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1007] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1015] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1014] <... socket resumed>) = 4 [pid 1016] <... openat resumed>) = 3 [pid 1015] <... futex resumed>) = 1 [pid 1014] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1016] write(3, "1000", 4 [pid 1015] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1014] <... futex resumed>) = 1 [pid 1007] <... futex resumed>) = 0 [pid 1006] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] <... write resumed>) = 4 [pid 1015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1014] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1007] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1016] close(3 [pid 1015] ioctl(3, PPPIOCSFLAGS, 0 [pid 1014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1007] <... futex resumed>) = 0 [pid 1006] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1016] <... close resumed>) = 0 [pid 1015] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1014] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1007] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1016] write(1, "executing program\n", 18 [pid 1015] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1014] <... connect resumed>) = -1 EEXIST (File exists) [pid 1016] <... write resumed>) = 18 [pid 1015] <... futex resumed>) = 1 [pid 1014] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... futex resumed>) = 0 [pid 1016] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1015] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1014] <... futex resumed>) = 1 [pid 1007] <... futex resumed>) = 0 [pid 1006] exit_group(0 [pid 1016] <... futex resumed>) = 0 [pid 1015] <... futex resumed>) = ? [pid 1014] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1007] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1006] <... exit_group resumed>) = ? [pid 1016] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1015] +++ exited with 0 +++ [pid 1014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1007] <... futex resumed>) = 0 [pid 1006] +++ exited with 0 +++ [pid 1016] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1014] sendfile(-1, -1, [3 [pid 1007] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1016] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1014] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1016] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1014] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1014] <... futex resumed>) = 1 [pid 1007] <... futex resumed>) = 0 [pid 1016] <... mmap resumed>) = 0x7ff80b96e000 [pid 1014] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1007] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1007] <... futex resumed>) = 0 [pid 1016] <... mprotect resumed>) = 0 [pid 1014] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1007] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1016] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1014] <... clone3 resumed>) = 1018 [pid 1016] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1014] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} executing program executing program executing program executing program executing program [pid 1014] <... futex resumed>) = 1 [pid 1007] <... futex resumed>) = 0 [pid 1014] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1007] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] <... clone3 resumed> => {parent_tid=[1019]}, 88) = 1019 [pid 1014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1007] <... futex resumed>) = 0 [pid 1016] rt_sigprocmask(SIG_SETMASK, [] [pid 1014] ioctl(3, PPPIOCSFLAGS, 0 [pid 1007] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1016] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1014] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1016] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1014] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] <... futex resumed>) = 0 [pid 1014] <... futex resumed>) = 1 [pid 1007] <... futex resumed>) = 0 [pid 1016] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1014] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1007] exit_group(0 [pid 1014] <... futex resumed>) = ? [pid 1007] <... exit_group resumed>) = ? [pid 1014] +++ exited with 0 +++ [pid 1007] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1007, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1019 attached [pid 1019] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1019] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1019] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1019] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] <... futex resumed>) = 0 [pid 1016] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1016] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1019] <... futex resumed>) = 1 [pid 1019] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1019] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1016] <... futex resumed>) = 0 [pid 1019] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1016] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1019] <... connect resumed>) = -1 EEXIST (File exists) [pid 1016] <... futex resumed>) = 0 [pid 1019] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1019] <... futex resumed>) = 0 [pid 1016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1019] sendfile(-1, -1, [3 [pid 1016] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1019] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1016] <... futex resumed>) = 0 [pid 1019] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1019] <... futex resumed>) = 0 [pid 1016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1019] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1016] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1019] <... clone3 resumed>) = 1020 [pid 1016] <... futex resumed>) = 0 [pid 1019] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1019] <... futex resumed>) = 0 [pid 1016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1019] ioctl(3, PPPIOCSFLAGS, 0 [pid 1016] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1019] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1016] <... futex resumed>) = 0 [pid 1019] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1016] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1019] <... futex resumed>) = 0 [pid 1016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1019] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1016] exit_group(0 [pid 1019] <... futex resumed>) = ? [pid 1016] <... exit_group resumed>) = ? [pid 1019] +++ exited with 0 +++ [pid 1016] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... restart_syscall resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1021 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1022 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1022 attached ci2-android-5-10/strace-static-x86_64: Process 1021 attached [pid 1022] set_robust_list(0x5555656516a0, 24 [pid 1021] set_robust_list(0x5555656516a0, 24 [pid 1022] <... set_robust_list resumed>) = 0 [pid 1022] rt_sigprocmask(SIG_SETMASK, [] [pid 1021] <... set_robust_list resumed>) = 0 [pid 1021] rt_sigprocmask(SIG_SETMASK, [] [pid 1022] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1021] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1021] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1022] <... prctl resumed>) = 0 [pid 1022] setpgid(0, 0) = 0 [pid 1022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1021] <... prctl resumed>) = 0 [pid 1021] setpgid(0, 0) = 0 [pid 1021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1022] <... openat resumed>) = 3 [pid 1021] <... openat resumed>) = 3 [pid 1021] write(3, "1000", 4 [pid 1022] write(3, "1000", 4 [pid 1021] <... write resumed>) = 4 [pid 1022] <... write resumed>) = 4 [pid 1021] close(3 [pid 1022] close(3 [pid 1021] <... close resumed>) = 0 [pid 1022] <... close resumed>) = 0 [pid 1021] write(1, "executing program\n", 18 [pid 1022] write(1, "executing program\n", 18 [pid 1021] <... write resumed>) = 18 [pid 1022] <... write resumed>) = 18 [pid 1021] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1022] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1022] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1021] <... futex resumed>) = 0 [pid 1022] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1021] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1022] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1021] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1022] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1021] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1021] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1022] <... mmap resumed>) = 0x7ff80b96e000 [pid 1021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1022] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1021] <... mmap resumed>) = 0x7ff80b96e000 [pid 1022] <... mprotect resumed>) = 0 [pid 1021] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1022] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1021] <... mprotect resumed>) = 0 [pid 1022] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1021] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1021] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1005] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1022] <... clone3 resumed> => {parent_tid=[1023]}, 88) = 1023 [pid 1021] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1022] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... restart_syscall resumed>) = 0 [pid 1022] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1021] <... clone3 resumed> => {parent_tid=[1024]}, 88) = 1024 [pid 1022] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1022] <... futex resumed>) = 0 [pid 1021] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1022] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1021] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [ 38.569371][ T969] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 38.569379][ T969] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 38.569386][ T969] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 38.569400][ T969] ---[ end trace c1d415d37a8f89d3 ]--- [ 38.589634][ T994] [ 38.661662][ T994] CPU: 1 PID: 994 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 38.670836][ T994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1024 attached ci2-android-5-10/strace-static-x86_64: Process 1023 attached [pid 1021] <... futex resumed>) = 0 [pid 1005] <... futex resumed>) = 1 [pid 1003] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1021] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1025 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1026 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1024] set_robust_list(0x7ff80b98e9a0, 24 [pid 1023] set_robust_list(0x7ff80b98e9a0, 24 [pid 1024] <... set_robust_list resumed>) = 0 [pid 1023] <... set_robust_list resumed>) = 0 [pid 1005] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1003] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1025 attached [pid 1024] rt_sigprocmask(SIG_SETMASK, [] [pid 1023] rt_sigprocmask(SIG_SETMASK, [] [pid 1005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1003] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1026 attached [pid 1025] set_robust_list(0x5555656516a0, 24 [pid 1024] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1023] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1005] ioctl(3, PPPIOCSFLAGS, 0 [pid 1003] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1025] <... set_robust_list resumed>) = 0 [pid 1024] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1023] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1026] set_robust_list(0x5555656516a0, 24 [pid 1005] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 1025] rt_sigprocmask(SIG_SETMASK, [] [pid 1023] <... socket resumed>) = 3 [pid 1026] <... set_robust_list resumed>) = 0 [pid 1025] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1024] <... socket resumed>) = 3 [pid 1023] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1005] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1024] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1023] <... futex resumed>) = 1 [pid 1022] <... futex resumed>) = 0 [pid 1005] <... futex resumed>) = 1 [pid 1003] <... futex resumed>) = 0 [pid 1022] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1022] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1026] setpgid(0, 0) = 0 [pid 1026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1026] write(3, "1000", 4) = 4 [ 38.681921][ T994] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 38.688668][ T994] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 38.708669][ T994] RSP: 0018:ffffc900019d7c40 EFLAGS: 00010293 [ 38.715135][ T994] RAX: ffffffff842f41a7 RBX: ffff888110b56800 RCX: ffff888110b662c0 [ 38.723464][ T994] RDX: 0000000000000000 RSI: 0000000006182980 RDI: 000000000c04eb7d [pid 1026] close(3) = 0 [pid 1026] write(1, "executing program\n", 18) = 18 [pid 1025] <... prctl resumed>) = 0 [pid 1024] <... futex resumed>) = 1 [pid 1023] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1021] <... futex resumed>) = 0 [pid 1005] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1003] exit_group(0 [pid 1026] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] <... futex resumed>) = 0 [pid 1021] <... futex resumed>) = 0 [pid 1026] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1021] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1026] <... rt_sigaction resumed>, NULL, 8) = 0 executing program [pid 1026] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1026] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1026] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1026] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1025] setpgid(0, 0 [pid 1024] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1023] <... socket resumed>) = 4 [pid 1026] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1025] <... setpgid resumed>) = 0 [pid 1010] <... futex resumed>) = ? [pid 1005] <... futex resumed>) = ? [pid 1003] <... exit_group resumed>) = ? [pid 1026] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1027]}, 88) = 1027 [pid 1026] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1026] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1026] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1027 attached [pid 1027] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1027] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1027] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1024] <... socket resumed>) = 4 [pid 1023] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1010] +++ exited with 0 +++ [pid 1005] +++ exited with 0 +++ [pid 1027] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1003] +++ exited with 0 +++ [pid 1024] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1003, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 1023] <... futex resumed>) = 1 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1022] <... futex resumed>) = 0 [pid 1025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1024] <... futex resumed>) = 1 [pid 1023] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1022] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] <... futex resumed>) = 0 [pid 1026] <... futex resumed>) = 0 [pid 1026] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1026] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1027] <... futex resumed>) = 1 [pid 1027] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1027] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] <... futex resumed>) = 0 [pid 1026] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1026] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1027] <... futex resumed>) = 1 [pid 1027] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1027] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] <... futex resumed>) = 0 [pid 1026] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1026] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1027] <... futex resumed>) = 1 [pid 1027] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1027] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] <... futex resumed>) = 0 [pid 1026] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1026] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1027] <... futex resumed>) = 1 [pid 1025] <... openat resumed>) = 3 [pid 1024] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1027] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 1028 [pid 1025] write(3, "1000", 4 [pid 1024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1023] <... connect resumed>) = -1 EEXIST (File exists) [pid 1022] <... futex resumed>) = 0 [pid 1021] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 [pid 1027] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1027] <... futex resumed>) = 1 [pid 1026] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1027] ioctl(3, PPPIOCSFLAGS, 0 [pid 1026] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1027] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1026] <... futex resumed>) = 0 [pid 1027] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1026] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1029 [pid 1027] <... futex resumed>) = 0 [pid 1026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1027] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1026] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1027] <... futex resumed>) = ? [pid 1026] <... exit_group resumed>) = ? [pid 1025] <... write resumed>) = 4 [pid 1024] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1023] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1022] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1021] <... futex resumed>) = 0 [pid 1027] +++ exited with 0 +++ [pid 1026] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1029 attached ) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1025] close(3 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1030 [pid 1025] <... close resumed>) = 0 [pid 1024] <... connect resumed>) = -1 EEXIST (File exists) [pid 1023] <... futex resumed>) = 0 [pid 1022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1021] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1029] set_robust_list(0x5555656516a0, 24 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1029] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1029] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1029] setpgid(0, 0) = 0 [pid 1029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 1030 attached ) = 3 [pid 1025] write(1, "executing program\n", 18 [pid 1024] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1023] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1022] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1030] set_robust_list(0x5555656516a0, 24 [ 38.731886][ T994] RBP: ffffc900019d7c60 R08: ffff888110b56883 R09: 1ffff1102216ad10 [ 38.740079][ T994] R10: dffffc0000000000 R11: ffffed102216ad11 R12: dffffc0000000000 [ 38.749456][ T994] R13: dffffc0000000000 R14: 0000000006182980 R15: ffff888110a6a000 [ 38.758042][ T994] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 38.767490][ T994] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.774424][ T994] CR2: 0000200000000240 CR3: 000000010b77e000 CR4: 00000000003506a0 [pid 1029] write(3, "1000", 4 [pid 1030] <... set_robust_list resumed>) = 0 [pid 1029] <... write resumed>) = 4 [pid 1030] rt_sigprocmask(SIG_SETMASK, [] [pid 1029] close(3 [pid 1030] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1029] <... close resumed>) = 0 [pid 1030] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 1029] write(1, "executing program\n", 18 [pid 1030] <... prctl resumed>) = 0 [pid 1029] <... write resumed>) = 18 [pid 1030] setpgid(0, 0 [pid 1029] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1030] <... setpgid resumed>) = 0 [pid 1029] <... futex resumed>) = 0 [pid 1030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 1029] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1030] <... openat resumed>) = 3 [pid 1029] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1025] <... write resumed>) = 18 [pid 1024] <... futex resumed>) = 0 [pid 1023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1022] <... futex resumed>) = 0 [pid 1021] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1030] write(3, "1000", 4 [pid 1029] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1030] <... write resumed>) = 4 [pid 1029] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1030] close(3 [pid 1029] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1030] <... close resumed>) = 0 [pid 1029] <... mmap resumed>) = 0x7ff80b96e000 executing program [pid 1030] write(1, "executing program\n", 18 [pid 1029] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1030] <... write resumed>) = 18 [pid 1029] <... mprotect resumed>) = 0 [pid 1030] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1029] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1030] <... futex resumed>) = 0 [pid 1029] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1030] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1029] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1030] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1030] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1029] <... clone3 resumed> => {parent_tid=[1031]}, 88) = 1031 [pid 1030] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1029] rt_sigprocmask(SIG_SETMASK, [] [pid 1025] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1024] sendfile(-1, -1, [3 [pid 1023] sendfile(-1, -1, [3 [pid 1022] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1021] <... futex resumed>) = 0 [pid 1030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1029] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1025] <... futex resumed>) = 0 [pid 1024] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1023] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1030] <... mmap resumed>) = 0x7ff80b96e000 [pid 1029] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1030] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1029] <... futex resumed>) = 0 [pid 1030] <... mprotect resumed>) = 0 [pid 1029] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1030] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1032]}, 88) = 1032 [pid 1030] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1031 attached , NULL, 8) = 0 [pid 1031] set_robust_list(0x7ff80b98e9a0, 24 [pid 1030] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1024] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1023] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1031] <... set_robust_list resumed>) = 0 [pid 1030] <... futex resumed>) = 0 [pid 1031] rt_sigprocmask(SIG_SETMASK, [] [pid 1030] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1031] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1031] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1031] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1029] <... futex resumed>) = 0 [pid 1025] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1024] <... futex resumed>) = 0 [pid 1023] <... futex resumed>) = 1 [pid 1021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1031] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1029] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1032 attached [pid 1031] <... socket resumed>) = 4 [pid 1029] <... futex resumed>) = 0 [pid 1032] set_robust_list(0x7ff80b98e9a0, 24 [pid 1031] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1029] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1025] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1024] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1023] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1022] <... futex resumed>) = 0 [pid 1021] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1032] <... set_robust_list resumed>) = 0 [pid 1031] <... futex resumed>) = 0 [pid 1029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1032] rt_sigprocmask(SIG_SETMASK, [] [pid 1031] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1029] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1032] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1029] <... futex resumed>) = 0 [pid 1032] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1031] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1029] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1032] <... socket resumed>) = 3 [pid 1031] <... connect resumed>) = -1 EEXIST (File exists) [pid 1025] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1022] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] <... futex resumed>) = 0 [pid 1032] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1032] <... futex resumed>) = 1 [pid 1031] <... futex resumed>) = 1 [pid 1030] <... futex resumed>) = 0 [pid 1029] <... futex resumed>) = 0 [pid 1032] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1031] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1030] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1029] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1030] <... futex resumed>) = 0 [pid 1029] <... futex resumed>) = 0 [pid 1025] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1024] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1023] <... futex resumed>) = 0 [pid 1022] <... futex resumed>) = 1 [pid 1021] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1032] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1031] sendfile(-1, -1, [3 [pid 1030] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1029] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1032] <... socket resumed>) = 4 [pid 1031] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1032] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1032] <... futex resumed>) = 1 [pid 1031] <... futex resumed>) = 1 [pid 1030] <... futex resumed>) = 0 [pid 1029] <... futex resumed>) = 0 [pid 1025] <... mmap resumed>) = 0x7ff80b96e000 [pid 1032] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1031] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1030] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1029] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1030] <... futex resumed>) = 0 [pid 1029] <... futex resumed>) = 0 [pid 1025] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1024] <... clone3 resumed>) = 1033 [pid 1023] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1022] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1032] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1031] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1030] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1029] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1032] <... connect resumed>) = -1 EEXIST (File exists) [pid 1031] <... clone3 resumed>) = 1034 [pid 1032] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] <... mprotect resumed>) = 0 [pid 1024] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1032] <... futex resumed>) = 1 [pid 1031] <... futex resumed>) = 1 [pid 1030] <... futex resumed>) = 0 [pid 1029] <... futex resumed>) = 0 [pid 1024] <... futex resumed>) = 1 [pid 1023] <... clone3 resumed>) = 1035 [pid 1021] <... futex resumed>) = 0 [pid 1032] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [ 38.782672][ T994] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.790978][ T994] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.799168][ T994] Call Trace: [ 38.802598][ T994] pppol2tp_release+0x150/0x2b0 [ 38.807657][ T994] sock_close+0xb8/0x200 [ 38.812793][ T994] ? sock_mmap+0xa0/0xa0 [ 38.817246][ T994] __fput+0x2dc/0x730 [ 38.821440][ T994] ____fput+0x15/0x20 [ 38.826276][ T994] task_work_run+0x127/0x190 [pid 1031] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1030] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1029] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1030] <... futex resumed>) = 0 [pid 1029] <... futex resumed>) = 0 [pid 1024] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1023] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1032] sendfile(-1, -1, [3 [pid 1031] ioctl(3, PPPIOCSFLAGS, 0 [pid 1030] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1029] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1032] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1031] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1032] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1031] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1032] <... futex resumed>) = 1 [pid 1031] <... futex resumed>) = 1 [pid 1030] <... futex resumed>) = 0 [pid 1029] <... futex resumed>) = 0 [pid 1025] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1023] <... futex resumed>) = 1 [pid 1022] <... futex resumed>) = 0 [pid 1021] <... futex resumed>) = 0 [pid 1032] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1031] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1030] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1029] exit_group(0 [pid 1032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1031] <... futex resumed>) = ? [pid 1030] <... futex resumed>) = 0 [pid 1029] <... exit_group resumed>) = ? [pid 1032] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1031] +++ exited with 0 +++ [pid 1030] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1029] +++ exited with 0 +++ [pid 1025] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1024] ioctl(3, PPPIOCSFLAGS, 0 [pid 1023] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1022] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1032] <... clone3 resumed>) = 1036 [pid 1032] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1032] <... futex resumed>) = 1 [pid 1030] <... futex resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1032] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1030] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1030] <... futex resumed>) = 0 [pid 1032] ioctl(3, PPPIOCSFLAGS, 0 [pid 1030] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1032] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1024] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1022] <... futex resumed>) = 0 [pid 1032] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1030] <... futex resumed>) = 0 [pid 1032] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1030] exit_group(0 [pid 1032] <... futex resumed>) = ? [pid 1030] <... exit_group resumed>) = ? [pid 1032] +++ exited with 0 +++ [pid 1030] +++ exited with 0 +++ [pid 1025] <... clone3 resumed> => {parent_tid=[1037]}, 88) = 1037 [pid 1024] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1023] ioctl(3, PPPIOCSFLAGS, 0 [pid 1022] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1037 attached [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 38.832141][ T994] do_exit+0xa7c/0x24e0 [ 38.836504][ T994] ? __kasan_check_write+0x14/0x20 [ 38.837067][ T1012] ------------[ cut here ]------------ [ 38.841662][ T994] ? switch_fpu_return+0x19c/0x330 [ 38.841709][ T994] ? put_task_struct+0x90/0x90 [ 38.853102][ T1012] WARNING: CPU: 0 PID: 1012 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 38.857562][ T994] ? fpu__clear_all+0x20/0x20 [ 38.872159][ T994] ? __kasan_check_read+0x11/0x20 [ 38.877626][ T994] __x64_sys_exit+0x40/0x40 [pid 1037] set_robust_list(0x7ff80b98e9a0, 24 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1037] <... set_robust_list resumed>) = 0 [pid 1037] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... restart_syscall resumed>) = 0 [pid 1037] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1037] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1025] rt_sigprocmask(SIG_SETMASK, [] [pid 1024] <... futex resumed>) = 1 [pid 1023] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1021] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1038 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1039 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1039 attached [pid 1039] set_robust_list(0x5555656516a0, 24ci2-android-5-10/strace-static-x86_64: Process 1038 attached [pid 1025] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1024] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1023] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1021] exit_group(0 [pid 1025] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1024] <... futex resumed>) = ? [pid 1023] <... futex resumed>) = 1 [pid 1022] <... futex resumed>) = 0 [pid 1021] <... exit_group resumed>) = ? [pid 1039] <... set_robust_list resumed>) = 0 [pid 1038] set_robust_list(0x5555656516a0, 24 [pid 1039] rt_sigprocmask(SIG_SETMASK, [] [pid 1038] <... set_robust_list resumed>) = 0 [pid 1039] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1038] rt_sigprocmask(SIG_SETMASK, [] [pid 1039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1038] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1039] <... prctl resumed>) = 0 [pid 1038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1039] setpgid(0, 0 [pid 1038] <... prctl resumed>) = 0 [pid 1039] <... setpgid resumed>) = 0 [pid 1038] setpgid(0, 0 [pid 1037] <... futex resumed>) = 0 [pid 1025] <... futex resumed>) = 1 [pid 1024] +++ exited with 0 +++ [pid 1023] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1038] <... setpgid resumed>) = 0 [pid 1037] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1022] exit_group(0 [pid 1039] <... openat resumed>) = 3 [pid 1038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1037] <... socket resumed>) = 3 [pid 1025] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1021] +++ exited with 0 +++ [pid 1039] write(3, "1000", 4 [pid 1038] <... openat resumed>) = 3 [pid 1037] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1039] <... write resumed>) = 4 [pid 1038] write(3, "1000", 4 [pid 1037] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1039] close(3 [pid 1038] <... write resumed>) = 4 [pid 1037] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1039] <... close resumed>) = 0 [pid 1038] close(3 executing program [pid 1039] write(1, "executing program\n", 18 [pid 1038] <... close resumed>) = 0 [pid 1039] <... write resumed>) = 18 [pid 1038] write(1, "executing program\n", 18 [pid 1039] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... write resumed>) = 18 executing program [pid 300] <... restart_syscall resumed>) = 0 [pid 1039] <... futex resumed>) = 0 [pid 1038] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1023] <... futex resumed>) = ? [pid 1022] <... exit_group resumed>) = ? [pid 1039] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1038] <... futex resumed>) = 0 [pid 1039] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1038] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1039] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1038] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1039] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1038] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1039] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1038] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1025] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1023] +++ exited with 0 +++ [pid 1022] +++ exited with 0 +++ [pid 1039] <... mmap resumed>) = 0x7ff80b96e000 [pid 1038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1040 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1039] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1038] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1039] <... mprotect resumed>) = 0 [pid 1038] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1039] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1038] <... mprotect resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1039] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1038] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1039] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1038] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1041 attached ci2-android-5-10/strace-static-x86_64: Process 1040 attached [pid 1038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1037] <... futex resumed>) = 0 [pid 1025] <... futex resumed>) = 1 [pid 1039] <... clone3 resumed> => {parent_tid=[1041]}, 88) = 1041 [pid 1037] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1042 [pid 1039] rt_sigprocmask(SIG_SETMASK, [] [pid 1038] <... clone3 resumed> => {parent_tid=[1043]}, 88) = 1043 [pid 1037] <... socket resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1039] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1038] rt_sigprocmask(SIG_SETMASK, [] [pid 1037] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1039] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1037] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = 0 [pid 1038] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1037] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1039] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1038] <... futex resumed>) = 0 [ 38.882507][ T994] do_syscall_64+0x31/0x40 [ 38.887261][ T994] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 38.893587][ T994] RIP: 0033:0x7ff80b9ae199 [ 38.898808][ T994] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 38.906415][ T994] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 38.910191][ T1012] Modules linked in: [ 38.916737][ T994] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [pid 1038] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1043 attached [pid 1043] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1043] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1043] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1041] set_robust_list(0x7ff80b98e9a0, 24 [pid 1040] set_robust_list(0x5555656516a0, 24 [pid 1025] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1043] <... socket resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 1042 attached [pid 1043] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] <... set_robust_list resumed>) = 0 [pid 1040] <... set_robust_list resumed>) = 0 [pid 1025] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1043] <... futex resumed>) = 1 [pid 1038] <... futex resumed>) = 0 [pid 1043] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1038] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1043] <... socket resumed>) = 4 [pid 1038] <... futex resumed>) = 0 [pid 1043] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1043] <... futex resumed>) = 0 [pid 1038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1043] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1038] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] set_robust_list(0x5555656516a0, 24 [pid 1041] rt_sigprocmask(SIG_SETMASK, [] [pid 1040] rt_sigprocmask(SIG_SETMASK, [] [pid 1038] <... futex resumed>) = 0 [pid 1025] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... set_robust_list resumed>) = 0 [pid 1041] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1040] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1038] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] rt_sigprocmask(SIG_SETMASK, [] [pid 1041] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1037] <... futex resumed>) = 0 [pid 1025] <... futex resumed>) = 1 [pid 1042] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1041] <... socket resumed>) = 3 [pid 1040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1037] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1025] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1041] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... prctl resumed>) = 0 [pid 1037] <... connect resumed>) = -1 EEXIST (File exists) [pid 1037] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1037] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1043] <... connect resumed>) = 0 [pid 1042] <... prctl resumed>) = 0 [pid 1041] <... futex resumed>) = 1 [pid 1040] setpgid(0, 0 [pid 1039] <... futex resumed>) = 0 [pid 1025] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1042] setpgid(0, 0 [pid 1041] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] <... setpgid resumed>) = 0 [pid 1025] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1043] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... futex resumed>) = 0 [pid 1038] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1038] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1043] <... futex resumed>) = 1 [pid 1043] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1043] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... futex resumed>) = 0 [pid 1038] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1038] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1043] <... futex resumed>) = 1 [ 38.927667][ T994] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 38.936114][ T994] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 38.944514][ T994] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 38.952966][ T994] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 38.954041][ T1012] CPU: 0 PID: 1012 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 38.961469][ T994] ---[ end trace c1d415d37a8f89d4 ]--- [pid 1043] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 1044 [pid 1043] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... setpgid resumed>) = 0 [pid 1041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1025] <... futex resumed>) = 1 [pid 1038] <... futex resumed>) = 0 [pid 1038] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1038] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1043] <... futex resumed>) = 1 [pid 1043] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 1043] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1038] <... futex resumed>) = 0 [pid 1038] exit_group(0 [pid 1042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1041] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1038] <... exit_group resumed>) = ? [pid 1037] <... futex resumed>) = 0 [pid 1041] <... socket resumed>) = 4 [pid 1025] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1040] <... openat resumed>) = 3 [pid 1037] sendfile(-1, -1, [3 [pid 1041] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... openat resumed>) = 3 [pid 1041] <... futex resumed>) = 1 [pid 1040] write(3, "1000", 4 [pid 1039] <... futex resumed>) = 0 [pid 1037] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1039] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1043] <... futex resumed>) = ? [pid 1043] +++ exited with 0 +++ [pid 1038] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1042] write(3, "1000", 4) = 4 [pid 1042] close(3) = 0 executing program [pid 1042] write(1, "executing program\n", 18) = 18 [pid 1041] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1040] <... write resumed>) = 4 [pid 1037] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 [pid 1042] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] close(3 [pid 1037] <... futex resumed>) = 1 [pid 1025] <... futex resumed>) = 0 [pid 1041] <... connect resumed>) = -1 EEXIST (File exists) [pid 1042] <... futex resumed>) = 0 [pid 1042] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1042] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1042] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1042] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1042] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1045 [pid 1042] <... mmap resumed>) = 0x7ff80b96e000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1042] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1042] <... mprotect resumed>) = 0 [pid 1042] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1042] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1046]}, 88) = 1046 [pid 1042] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1042] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1042] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1045 attached [pid 1045] set_robust_list(0x5555656516a0, 24) = 0 [pid 1045] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1045] setpgid(0, 0) = 0 [pid 1045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1045] write(3, "1000", 4) = 4 [pid 1045] close(3) = 0 [pid 1045] write(1, "executing program\n", 18 [pid 1041] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... close resumed>) = 0 [pid 1037] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1025] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1046 attached [pid 1045] <... write resumed>) = 18 executing program [pid 1045] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1045] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1045] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1045] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1045] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1045] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1041] <... futex resumed>) = 1 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1039] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1040] write(1, "executing program\n", 18 [pid 1037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1046] set_robust_list(0x7ff80b98e9a0, 24 [pid 1025] <... futex resumed>) = 0 [pid 1041] sendfile(-1, -1, [3 [pid 1040] <... write resumed>) = 18 [pid 1037] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1045] <... clone3 resumed> => {parent_tid=[1047]}, 88) = 1047 executing program [pid 1045] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1045] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1045] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1047 attached [pid 1047] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1047] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1047] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1047] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1045] <... futex resumed>) = 0 [pid 1045] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1045] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1047] <... futex resumed>) = 1 [pid 1046] <... set_robust_list resumed>) = 0 [pid 1041] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1040] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1025] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1046] rt_sigprocmask(SIG_SETMASK, [] [pid 1041] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... futex resumed>) = 0 [pid 1037] <... clone3 resumed>) = 1048 [pid 1047] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1047] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1045] <... futex resumed>) = 0 [pid 1045] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 38.976073][ T1012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 38.988156][ T1012] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 38.994951][ T1012] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 39.014950][ T1012] RSP: 0018:ffffc90001a67c40 EFLAGS: 00010293 [ 39.021493][ T1012] RAX: ffffffff842f41a7 RBX: ffff888110bcd000 RCX: ffff888110b6bb40 [pid 1045] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1047] <... futex resumed>) = 1 [pid 1047] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1047] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1045] <... futex resumed>) = 0 [pid 1045] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1045] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1047] <... futex resumed>) = 1 [pid 1047] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1047] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1045] <... futex resumed>) = 0 [pid 1045] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1045] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1047] <... futex resumed>) = 1 [pid 1047] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 1049 [pid 1046] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1041] <... futex resumed>) = 1 [pid 1040] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1037] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] <... futex resumed>) = 0 [pid 1039] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1047] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1046] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1041] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1040] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1037] <... futex resumed>) = 1 [pid 1025] <... futex resumed>) = 0 [pid 1045] <... futex resumed>) = 0 [pid 1045] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1045] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1047] <... futex resumed>) = 1 [pid 1047] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1047] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1045] <... futex resumed>) = 0 [pid 1047] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1045] exit_group(0 [pid 1047] <... futex resumed>) = ? [pid 1045] <... exit_group resumed>) = ? [pid 1047] +++ exited with 0 +++ [pid 1045] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1046] <... socket resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1046] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] <... clone3 resumed>) = 1050 [pid 1040] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1037] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1025] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1046] <... futex resumed>) = 1 [pid 1041] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1025] <... futex resumed>) = 0 [pid 1046] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1041] <... futex resumed>) = 1 [pid 1040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1037] ioctl(3, PPPIOCSFLAGS, 0 [pid 1025] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] <... mmap resumed>) = 0x7ff80b96e000 [pid 1037] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1040] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1037] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... mprotect resumed>) = 0 [pid 1037] <... futex resumed>) = 1 [pid 1025] <... futex resumed>) = 0 [pid 1040] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1037] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1025] exit_group(0 [pid 1040] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1037] <... futex resumed>) = ? [pid 1025] <... exit_group resumed>) = ? [pid 1040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1037] +++ exited with 0 +++ [pid 1025] +++ exited with 0 +++ [pid 1040] <... clone3 resumed> => {parent_tid=[1051]}, 88) = 1051 [pid 1040] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1040] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1040] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1042] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1051 attached [pid 1039] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1052 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1052 attached [pid 1052] set_robust_list(0x5555656516a0, 24) = 0 [pid 1052] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1052] setpgid(0, 0) = 0 [pid 1052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1052] write(3, "1000", 4) = 4 [pid 1052] close(3) = 0 [pid 1052] write(1, "executing program\n", 18) = 18 [pid 1052] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1052] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1052] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1052] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1052] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1052] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 executing program [pid 1052] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1042] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1052] <... clone3 resumed> => {parent_tid=[1053]}, 88) = 1053 [pid 1052] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1052] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1052] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1053 attached [pid 1051] set_robust_list(0x7ff80b98e9a0, 24 [pid 1039] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = 1 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1046] <... futex resumed>) = 0 [pid 1051] <... set_robust_list resumed>) = 0 [pid 1053] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1053] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1053] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1046] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1051] rt_sigprocmask(SIG_SETMASK, [] [pid 1042] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1041] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = 1 [pid 1053] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1052] <... futex resumed>) = 0 [pid 1052] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1052] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1053] <... futex resumed>) = 1 [pid 1053] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1041] ioctl(3, PPPIOCSFLAGS, 0 [pid 1046] <... socket resumed>) = 4 [pid 1053] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1052] <... futex resumed>) = 0 [pid 1052] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1041] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1051] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1046] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1052] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1053] <... futex resumed>) = 1 [pid 1053] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1053] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1052] <... futex resumed>) = 0 [pid 1041] <... futex resumed>) = 0 [pid 1039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1051] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1046] <... futex resumed>) = 1 [pid 1042] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1052] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1052] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1053] <... futex resumed>) = 1 [pid 1053] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1042] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1053] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1039] exit_group(0 [pid 1052] <... futex resumed>) = 0 [pid 1052] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1051] <... socket resumed>) = 3 [pid 1042] <... futex resumed>) = 0 [pid 1052] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1046] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1042] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1051] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1041] <... futex resumed>) = ? [pid 1039] <... exit_group resumed>) = ? [pid 1053] <... futex resumed>) = 1 [pid 1053] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1041] +++ exited with 0 +++ [pid 1051] <... futex resumed>) = 1 [pid 1040] <... futex resumed>) = 0 [pid 1046] <... connect resumed>) = -1 EEXIST (File exists) [pid 1053] <... clone3 resumed>) = 1055 [pid 1053] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1039] +++ exited with 0 +++ [pid 1040] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1051] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1046] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1054 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1052] <... futex resumed>) = 0 [pid 1052] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1040] <... futex resumed>) = 0 [pid 1052] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1051] <... socket resumed>) = 4 [pid 1046] <... futex resumed>) = 1 [pid 1042] <... futex resumed>) = 0 [pid 1051] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1053] <... futex resumed>) = 1 [pid 1046] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1051] <... futex resumed>) = 0 [pid 1046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1042] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1051] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1046] sendfile(-1, -1, [3 [pid 1042] <... futex resumed>) = 0 [pid 1040] <... futex resumed>) = 0 [pid 1051] <... connect resumed>) = -1 EEXIST (File exists) [pid 1046] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1042] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1040] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1051] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1051] <... futex resumed>) = 0 [pid 1046] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1051] sendfile(-1, -1, [3 [pid 1046] <... futex resumed>) = 1 [pid 1051] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1046] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1042] <... futex resumed>) = 0 [pid 1040] <... futex resumed>) = 0 [pid 1051] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1051] <... futex resumed>) = 0 [pid 1046] <... futex resumed>) = 0 [pid 1042] <... futex resumed>) = 1 [pid 1051] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1046] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1042] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1053] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1053] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1052] <... futex resumed>) = 0 [pid 1052] exit_group(0) = ? [pid 1053] <... futex resumed>) = ? [pid 1046] <... clone3 resumed>) = 1056 [pid 1040] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1046] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1040] <... futex resumed>) = 1 [pid 1051] <... futex resumed>) = 0 [pid 1046] <... futex resumed>) = 1 [pid 1051] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1042] <... futex resumed>) = 0 [pid 1040] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1046] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1053] +++ exited with 0 +++ [pid 1052] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1054 attached [pid 1051] <... clone3 resumed>) = 1057 [pid 1054] set_robust_list(0x5555656516a0, 24 [pid 1042] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1051] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] <... futex resumed>) = 0 [pid 1046] ioctl(3, PPPIOCSFLAGS, 0 [pid 1051] <... futex resumed>) = 1 [pid 1042] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1040] <... futex resumed>) = 0 [pid 1046] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1054] <... set_robust_list resumed>) = 0 [pid 1040] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1046] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1051] ioctl(3, PPPIOCSFLAGS, 0 [pid 1040] <... futex resumed>) = 0 [pid 1046] <... futex resumed>) = 1 [pid 1042] <... futex resumed>) = 0 [pid 1040] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1051] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1046] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1051] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1042] exit_group(0) = ? [pid 1051] <... futex resumed>) = 1 [pid 1046] <... futex resumed>) = ? [pid 1040] <... futex resumed>) = 0 [pid 1054] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1040] exit_group(0 [pid 1054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1054] setpgid(0, 0) = 0 [pid 1054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1046] +++ exited with 0 +++ [pid 1042] +++ exited with 0 +++ [pid 1040] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1054] <... openat resumed>) = 3 [pid 1054] write(3, "1000", 4) = 4 [pid 1054] close(3) = 0 [pid 1054] write(1, "executing program\n", 18) = 18 [pid 1054] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1051] +++ exited with 0 +++ [pid 1040] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1054] <... futex resumed>) = 0 [pid 1054] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1054] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1054] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1054] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1058]}, 88) = 1058 [pid 1054] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1054] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1054] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1058 attached [pid 1058] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1058] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1058] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 39.030299][ T1012] RDX: 0000000000000000 RSI: 0000000006182100 RDI: 000000000c04eb7d [ 39.039250][ T1012] RBP: ffffc90001a67c60 R08: ffff888110bcd083 R09: 1ffff11022179a10 [ 39.047902][ T1012] R10: dffffc0000000000 R11: ffffed1022179a11 R12: dffffc0000000000 [ 39.056024][ T1012] R13: dffffc0000000000 R14: 0000000006182100 R15: ffff888110060c00 [ 39.074071][ T1012] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1059 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1060 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1061 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1062 attached ci2-android-5-10/strace-static-x86_64: Process 1061 attached ci2-android-5-10/strace-static-x86_64: Process 1060 attached ci2-android-5-10/strace-static-x86_64: Process 1059 attached [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1062 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1058] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1054] <... futex resumed>) = 0 [pid 1058] <... futex resumed>) = 1 [pid 1054] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1054] <... futex resumed>) = 0 [pid 1058] <... socket resumed>) = 4 [pid 1054] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1054] <... futex resumed>) = 0 [pid 1058] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1054] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] <... connect resumed>) = -1 EEXIST (File exists) [pid 1054] <... futex resumed>) = 0 [pid 1058] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1054] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 0 [pid 1054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1058] sendfile(-1, -1, [3 [pid 1054] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1054] <... futex resumed>) = 0 [pid 1058] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1054] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 0 [pid 1054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1058] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1054] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1062] set_robust_list(0x5555656516a0, 24 [pid 1061] set_robust_list(0x5555656516a0, 24 [pid 1060] set_robust_list(0x5555656516a0, 24 [pid 1059] set_robust_list(0x5555656516a0, 24 [pid 1058] <... clone3 resumed>) = 1063 [pid 1054] <... futex resumed>) = 0 [pid 1058] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1054] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 0 [pid 1054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1058] ioctl(3, PPPIOCSFLAGS, 0 [pid 1054] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1058] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1054] <... futex resumed>) = 0 [pid 1058] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1054] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1058] <... futex resumed>) = 0 [pid 1054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1058] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1054] exit_group(0 [pid 1058] <... futex resumed>) = ? [pid 1054] <... exit_group resumed>) = ? [pid 1058] +++ exited with 0 +++ [pid 1054] +++ exited with 0 +++ [pid 1062] <... set_robust_list resumed>) = 0 [pid 1061] <... set_robust_list resumed>) = 0 [pid 1060] <... set_robust_list resumed>) = 0 [pid 1059] <... set_robust_list resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1062] rt_sigprocmask(SIG_SETMASK, [] [pid 1061] rt_sigprocmask(SIG_SETMASK, [] [pid 1060] rt_sigprocmask(SIG_SETMASK, [] [pid 1059] rt_sigprocmask(SIG_SETMASK, [] [pid 1062] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1061] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1060] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1059] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1059] setpgid(0, 0) = 0 [pid 1059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1059] write(3, "1000", 4) = 4 [pid 1059] close(3) = 0 [pid 1059] write(1, "executing program\n", 18) = 18 [pid 1059] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1059] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1059] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 executing program [pid 1059] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1059] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1059] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1059] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1064]}, 88) = 1064 [pid 1059] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1059] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1059] <... futex resumed>) = 0 [pid 1060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1059] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1062] <... prctl resumed>) = 0 [pid 1061] <... prctl resumed>) = 0 [pid 1060] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1064 attached [pid 1064] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1064] rt_sigprocmask(SIG_SETMASK, [] [pid 1062] setpgid(0, 0 [pid 1061] setpgid(0, 0 [pid 1060] setpgid(0, 0 [pid 1064] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1064] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1064] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] <... futex resumed>) = 0 [pid 1059] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1059] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1064] <... futex resumed>) = 1 [pid 1064] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1064] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] <... futex resumed>) = 0 [pid 1059] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1059] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1062] <... setpgid resumed>) = 0 [pid 1061] <... setpgid resumed>) = 0 [pid 1060] <... setpgid resumed>) = 0 [pid 1064] <... futex resumed>) = 1 [pid 1064] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1064] <... connect resumed>) = -1 EEXIST (File exists) [pid 1062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1064] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] <... futex resumed>) = 0 [pid 1060] <... openat resumed>) = 3 [pid 1059] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1064] <... futex resumed>) = 1 [pid 1061] <... openat resumed>) = 3 [pid 1060] write(3, "1000", 4 [pid 1059] <... futex resumed>) = 0 [pid 1064] sendfile(-1, -1, [3 [pid 1062] <... openat resumed>) = 3 [pid 1061] write(3, "1000", 4 [pid 1060] <... write resumed>) = 4 [pid 1059] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1064] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1064] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1059] <... futex resumed>) = 0 [pid 1064] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1059] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1064] <... clone3 resumed>) = 1065 [pid 1059] <... futex resumed>) = 0 [pid 1064] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1064] <... futex resumed>) = 0 [pid 1062] write(3, "1000", 4 [pid 1061] <... write resumed>) = 4 [pid 1060] close(3 [pid 1059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1064] ioctl(3, PPPIOCSFLAGS, 0 [pid 1059] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1064] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1059] <... futex resumed>) = 0 [pid 1064] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1059] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1064] <... futex resumed>) = 0 [pid 1059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1064] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1059] exit_group(0 [pid 1064] <... futex resumed>) = ? [pid 1059] <... exit_group resumed>) = ? [pid 1064] +++ exited with 0 +++ [pid 1062] <... write resumed>) = 4 [pid 1061] close(3 [pid 1060] <... close resumed>) = 0 [pid 1059] +++ exited with 0 +++ [ 39.083324][ T1012] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.090300][ T1012] CR2: 00005555656516b8 CR3: 0000000109b49000 CR4: 00000000003506a0 [ 39.098844][ T1012] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.107530][ T1012] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.116035][ T1012] Call Trace: [ 39.119492][ T1012] pppol2tp_release+0x150/0x2b0 [ 39.125224][ T1012] sock_close+0xb8/0x200 [ 39.129771][ T1012] ? sock_mmap+0xa0/0xa0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1062] close(3) = 0 executing program [pid 1062] write(1, "executing program\n", 18) = 18 [pid 1062] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1062] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1062] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1061] <... close resumed>) = 0 [pid 1060] write(1, "executing program\n", 18 [pid 1062] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1062] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1062] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1066]}, 88) = 1066 [pid 1062] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1062] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1062] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 1061] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 1066 attached ) = 18 [pid 1060] <... write resumed>) = 18 executing program [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... restart_syscall resumed>) = 0 [pid 1061] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1061] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1061] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1061] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1066] set_robust_list(0x7ff80b98e9a0, 24 [pid 1061] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1060] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1067 [pid 1061] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1061] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1061] <... mprotect resumed>) = 0 [pid 1061] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1068]}, 88) = 1068 [pid 1061] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1061] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1061] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1066] <... set_robust_list resumed>) = 0 [pid 1060] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1068 attached [pid 1068] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1068] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1068] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1068] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1061] <... futex resumed>) = 0 [pid 1061] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1060] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1061] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1068] <... futex resumed>) = 1 [pid 1068] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1066] rt_sigprocmask(SIG_SETMASK, [] [pid 1060] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1069 ci2-android-5-10/strace-static-x86_64: Process 1067 attached [pid 1066] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1068] <... socket resumed>) = 4 [pid 1068] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1061] <... futex resumed>) = 0 [pid 1061] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1061] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1068] <... futex resumed>) = 1 [pid 1068] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 1067] set_robust_list(0x5555656516a0, 24 [pid 1066] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1060] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1069 attached [pid 1069] set_robust_list(0x5555656516a0, 24) = 0 [pid 1069] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1069] setpgid(0, 0) = 0 [pid 1066] <... socket resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1067] <... set_robust_list resumed>) = 0 [pid 1066] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1060] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1069] <... openat resumed>) = 3 [pid 1068] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] write(3, "1000", 4 [pid 1061] <... futex resumed>) = 0 [pid 1061] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] <... write resumed>) = 4 [pid 1068] <... futex resumed>) = 1 [pid 1061] <... futex resumed>) = 0 [pid 1069] close(3 [pid 1068] sendfile(-1, -1, [3 [pid 1061] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... close resumed>) = 0 [pid 1068] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1069] write(1, "executing program\n", 18 executing program [pid 1068] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] <... write resumed>) = 18 [pid 1068] <... futex resumed>) = 1 [pid 1061] <... futex resumed>) = 0 [pid 1069] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1068] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1061] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] <... futex resumed>) = 0 [pid 1068] <... clone3 resumed>) = 1070 [pid 1067] rt_sigprocmask(SIG_SETMASK, [] [pid 1066] <... futex resumed>) = 1 [pid 1062] <... futex resumed>) = 0 [pid 1061] <... futex resumed>) = 0 [pid 1060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1069] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1068] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1062] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1061] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1069] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1068] <... futex resumed>) = 0 [pid 1062] <... futex resumed>) = 0 [pid 1061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1069] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1068] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1062] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1061] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1066] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1061] <... futex resumed>) = 0 [pid 1060] <... mmap resumed>) = 0x7ff80b96e000 [pid 1069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1068] ioctl(3, PPPIOCSFLAGS, 0 [pid 1067] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1066] <... socket resumed>) = 4 [pid 1061] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1060] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1069] <... mmap resumed>) = 0x7ff80b96e000 [pid 1068] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [ 39.134356][ T1012] __fput+0x2dc/0x730 [ 39.138599][ T1012] ____fput+0x15/0x20 [ 39.142814][ T1012] task_work_run+0x127/0x190 [ 39.147509][ T1012] do_exit+0xa7c/0x24e0 [ 39.151947][ T1012] ? __kasan_check_write+0x14/0x20 [ 39.157346][ T1012] ? switch_fpu_return+0x19c/0x330 [ 39.163240][ T1012] ? put_task_struct+0x90/0x90 [ 39.168348][ T1012] ? fpu__clear_all+0x20/0x20 [ 39.173447][ T1012] ? __kasan_check_read+0x11/0x20 [ 39.178828][ T1012] __x64_sys_exit+0x40/0x40 [pid 1067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1066] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1068] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1069] <... mprotect resumed>) = 0 [pid 1068] <... futex resumed>) = 1 [pid 1061] <... futex resumed>) = 0 [pid 1069] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1068] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1061] exit_group(0 [pid 1069] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1068] <... futex resumed>) = ? [pid 1061] <... exit_group resumed>) = ? [pid 1069] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1068] +++ exited with 0 +++ [pid 1061] +++ exited with 0 +++ [pid 1066] <... futex resumed>) = 1 [pid 1067] <... prctl resumed>) = 0 [pid 1062] <... futex resumed>) = 0 [pid 1060] <... mprotect resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1071 attached [pid 1067] setpgid(0, 0 [pid 1066] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1062] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1069] <... clone3 resumed> => {parent_tid=[1071]}, 88) = 1071 [pid 1062] <... futex resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1069] rt_sigprocmask(SIG_SETMASK, [] [pid 1062] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 1069] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1069] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1069] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1072 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1071] set_robust_list(0x7ff80b98e9a0, 24 [pid 1067] <... setpgid resumed>) = 0 [pid 1066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1060] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 1072 attached [pid 1072] set_robust_list(0x5555656516a0, 24) = 0 [pid 1072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1072] setpgid(0, 0) = 0 [pid 1072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1072] write(3, "1000", 4) = 4 [pid 1072] close(3) = 0 [pid 1072] write(1, "executing program\n", 18) = 18 [pid 1072] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1071] <... set_robust_list resumed>) = 0 [pid 1067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1066] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1072] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1071] rt_sigprocmask(SIG_SETMASK, [] [pid 1066] <... connect resumed>) = -1 EEXIST (File exists) [pid 1072] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1071] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1067] <... openat resumed>) = 3 [pid 1071] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1066] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1060] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1067] write(3, "1000", 4 [pid 1072] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1072] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1072] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1072] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1073]}, 88) = 1073 [pid 1072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1072] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1072] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1073 attached [pid 1073] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1073] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1073] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1073] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1071] <... socket resumed>) = 3 [pid 1067] <... write resumed>) = 4 [pid 1066] <... futex resumed>) = 1 [pid 1062] <... futex resumed>) = 0 [pid 1060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1062] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1062] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1072] <... futex resumed>) = 0 [pid 1072] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1072] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1073] <... futex resumed>) = 1 [pid 1073] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1073] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1071] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] close(3 [pid 1066] sendfile(-1, -1, [3 [pid 1071] <... futex resumed>) = 1 [pid 1069] <... futex resumed>) = 0 [pid 1067] <... close resumed>) = 0 [pid 1066] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1069] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1069] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1072] <... futex resumed>) = 0 [pid 1072] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1072] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1073] <... futex resumed>) = 1 [ 39.184456][ T1012] do_syscall_64+0x31/0x40 [ 39.189332][ T1012] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.195279][ T1012] RIP: 0033:0x7ff80b9ae199 [ 39.200290][ T1012] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 39.207974][ T1012] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 39.216903][ T1012] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [ 39.225349][ T1012] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [pid 1073] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1073] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1072] <... futex resumed>) = 0 [pid 1073] sendfile(-1, -1, [3 [pid 1072] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1072] <... futex resumed>) = 0 [pid 1073] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1072] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1073] <... futex resumed>) = 0 [pid 1072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1073] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1072] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1073] <... clone3 resumed>) = 1075 [pid 1072] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1074 attached [pid 1073] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1072] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1074] set_robust_list(0x7ff80b98e9a0, 24 [pid 1073] <... futex resumed>) = 0 [pid 1072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1071] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1067] write(1, "executing program\n", 18 [pid 1066] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1060] <... clone3 resumed> => {parent_tid=[1074]}, 88) = 1074 [pid 1074] <... set_robust_list resumed>) = 0 [pid 1073] ioctl(3, PPPIOCSFLAGS, 0 [pid 1072] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] rt_sigprocmask(SIG_SETMASK, [] [pid 1073] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1072] <... futex resumed>) = 0 [pid 1074] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1073] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1072] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1074] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1073] <... futex resumed>) = 0 [pid 1072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1073] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1072] exit_group(0 [pid 1073] <... futex resumed>) = ? [pid 1072] <... exit_group resumed>) = ? [pid 1073] +++ exited with 0 +++ [pid 1072] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1072, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1071] <... socket resumed>) = 4 [pid 1067] <... write resumed>) = 18 [pid 1066] <... futex resumed>) = 1 [pid 1062] <... futex resumed>) = 0 [pid 1060] rt_sigprocmask(SIG_SETMASK, [] [pid 1067] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1062] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1071] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] <... futex resumed>) = 0 [pid 1066] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1062] <... futex resumed>) = 0 [pid 1060] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1062] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1071] <... futex resumed>) = 1 [pid 1069] <... futex resumed>) = 0 [pid 1071] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1069] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1069] <... futex resumed>) = 0 [pid 1071] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1069] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1071] <... connect resumed>) = -1 EEXIST (File exists) [pid 1071] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1069] <... futex resumed>) = 0 [pid 1071] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1069] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1069] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1071] sendfile(-1, -1, [3 [pid 1069] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1071] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1071] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1071] <... futex resumed>) = 1 [pid 1069] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1071] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1069] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1069] <... futex resumed>) = 0 [pid 1067] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1071] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1069] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1076 ci2-android-5-10/strace-static-x86_64: Process 1076 attached [pid 1071] <... clone3 resumed>) = 1078 [pid 1067] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1066] <... clone3 resumed>) = 1077 [pid 1060] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1071] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1071] <... futex resumed>) = 1 [pid 1069] <... futex resumed>) = 0 [pid 1071] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1069] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1069] <... futex resumed>) = 0 [pid 1071] ioctl(3, PPPIOCSFLAGS, 0 [pid 1069] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1071] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1071] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1069] <... futex resumed>) = 0 [pid 1071] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1069] exit_group(0 [pid 1071] <... futex resumed>) = ? [pid 1069] <... exit_group resumed>) = ? [pid 1076] set_robust_list(0x5555656516a0, 24 [pid 1074] <... futex resumed>) = 0 [pid 1071] +++ exited with 0 +++ [pid 1069] +++ exited with 0 +++ [pid 1067] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1066] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1060] <... futex resumed>) = 1 [pid 1076] <... set_robust_list resumed>) = 0 [pid 1074] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1067] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1066] <... futex resumed>) = 1 [pid 1062] <... futex resumed>) = 0 [pid 1060] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1076] rt_sigprocmask(SIG_SETMASK, [] [pid 1074] <... socket resumed>) = 3 [pid 1067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1066] ioctl(3, PPPIOCSFLAGS, 0 [pid 1062] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1076] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1074] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] <... mmap resumed>) = 0x7ff80b96e000 [pid 1066] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1062] <... futex resumed>) = 0 [pid 1074] <... futex resumed>) = 1 [pid 1062] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1060] <... futex resumed>) = 0 [pid 1076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1074] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1067] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1066] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1062] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1060] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... prctl resumed>) = 0 [pid 1074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1067] <... mprotect resumed>) = 0 [pid 1066] <... futex resumed>) = 0 [pid 1062] exit_group(0 [pid 1060] <... futex resumed>) = 0 [pid 1076] setpgid(0, 0 [pid 1074] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1062] <... exit_group resumed>) = ? [pid 1076] <... setpgid resumed>) = 0 [pid 1074] <... socket resumed>) = 4 [pid 1067] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1060] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1074] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1066] +++ exited with 0 +++ [pid 1062] +++ exited with 0 +++ [pid 1060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1076] <... openat resumed>) = 3 [pid 1074] <... futex resumed>) = 0 [pid 1067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1060] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1079 attached [pid 1076] write(3, "1000", 4 [pid 1074] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1060] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1076] <... write resumed>) = 4 [pid 1074] <... connect resumed>) = -1 EEXIST (File exists) [pid 1067] <... clone3 resumed> => {parent_tid=[1079]}, 88) = 1079 [pid 1060] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1079] set_robust_list(0x7ff80b98e9a0, 24 [pid 1076] close(3 [pid 1074] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] rt_sigprocmask(SIG_SETMASK, [] [pid 1060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1076] <... close resumed>) = 0 [pid 1074] <... futex resumed>) = 0 [pid 1067] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1060] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1079] <... set_robust_list resumed>) = 0 [pid 1076] write(1, "executing program\n", 18 [pid 1074] sendfile(-1, -1, [3 executing program [pid 1067] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1060] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1076] <... write resumed>) = 18 [pid 1067] <... futex resumed>) = 0 [pid 1060] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1080 ci2-android-5-10/strace-static-x86_64: Process 1081 attached ci2-android-5-10/strace-static-x86_64: Process 1080 attached [pid 1079] rt_sigprocmask(SIG_SETMASK, [] [pid 1076] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1067] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1076] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1081 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1076] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1076] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1079] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1076] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1074] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1076] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1080] set_robust_list(0x5555656516a0, 24 [pid 1079] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1076] <... mprotect resumed>) = 0 [pid 1074] <... futex resumed>) = 1 [pid 1081] set_robust_list(0x5555656516a0, 24 [pid 1060] <... futex resumed>) = 0 [pid 1081] <... set_robust_list resumed>) = 0 [pid 1080] <... set_robust_list resumed>) = 0 [pid 1079] <... socket resumed>) = 3 [pid 1076] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1074] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1060] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1076] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1079] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1060] <... futex resumed>) = 0 [pid 1080] rt_sigprocmask(SIG_SETMASK, [] [pid 1076] <... clone3 resumed> => {parent_tid=[1082]}, 88) = 1082 [pid 1081] rt_sigprocmask(SIG_SETMASK, [] [pid 1079] <... futex resumed>) = 1 [pid 1076] rt_sigprocmask(SIG_SETMASK, [] [pid 1074] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1067] <... futex resumed>) = 0 [pid 1060] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1067] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] <... futex resumed>) = 0 [pid 1076] <... futex resumed>) = 0 [pid 1067] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1076] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1082 attached [pid 1082] set_robust_list(0x7ff80b98e9a0, 24 [pid 1074] <... clone3 resumed>) = 1083 [pid 1080] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1079] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1082] <... set_robust_list resumed>) = 0 [pid 1074] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1082] rt_sigprocmask(SIG_SETMASK, [] [pid 1079] <... socket resumed>) = 4 [pid 1074] <... futex resumed>) = 1 [pid 1060] <... futex resumed>) = 0 [pid 1082] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1060] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1079] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] ioctl(3, PPPIOCSFLAGS, 0 [pid 1060] <... futex resumed>) = 0 [pid 1080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1079] <... futex resumed>) = 1 [pid 1067] <... futex resumed>) = 0 [pid 1060] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1079] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1074] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1067] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1080] <... prctl resumed>) = 0 [pid 1079] <... connect resumed>) = -1 EEXIST (File exists) [pid 1067] <... futex resumed>) = 0 [pid 1080] setpgid(0, 0 [pid 1079] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1074] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1080] <... setpgid resumed>) = 0 [pid 1079] <... futex resumed>) = 0 [pid 1067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1079] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1074] <... futex resumed>) = 1 [pid 1067] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1060] <... futex resumed>) = 0 [pid 1079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1067] <... futex resumed>) = 0 [pid 1067] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1079] sendfile(-1, -1, [3 [pid 1074] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1060] exit_group(0 [pid 1080] <... openat resumed>) = 3 [pid 1079] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1074] <... futex resumed>) = ? [pid 1079] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1060] <... exit_group resumed>) = ? [pid 1080] write(3, "1000", 4 [pid 1079] <... futex resumed>) = 1 [pid 1074] +++ exited with 0 +++ [pid 1067] <... futex resumed>) = 0 [pid 1067] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1067] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1082] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1060] +++ exited with 0 +++ [pid 1079] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1082] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = 0 [pid 1076] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1076] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1082] <... futex resumed>) = 1 [pid 1082] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1082] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1079] <... clone3 resumed>) = 1084 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1080] <... write resumed>) = 4 [pid 1079] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1080] close(3 [pid 1079] <... futex resumed>) = 1 [pid 1076] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1067] <... futex resumed>) = 0 [pid 1080] <... close resumed>) = 0 [pid 1079] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1076] <... futex resumed>) = 0 [pid 1067] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1080] write(1, "executing program\n", 18 [pid 1079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1076] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1067] <... futex resumed>) = 0 [pid 1080] <... write resumed>) = 18 [pid 1079] ioctl(3, PPPIOCSFLAGS, 0 [pid 1067] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1080] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1079] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1082] <... futex resumed>) = 1 [pid 1080] <... futex resumed>) = 0 executing program [pid 1079] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1082] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1080] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1079] <... futex resumed>) = 1 [pid 1067] <... futex resumed>) = 0 [pid 1080] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1079] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1082] <... connect resumed>) = -1 EEXIST (File exists) [pid 1080] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1067] exit_group(0 [pid 1082] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1079] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 1067] <... exit_group resumed>) = ? [pid 1080] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1079] +++ exited with 0 +++ [pid 1076] <... futex resumed>) = 0 [pid 1076] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1076] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1082] <... futex resumed>) = 1 [pid 1082] sendfile(-1, -1, [3 [pid 1067] +++ exited with 0 +++ [pid 1082] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1082] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1080] <... mmap resumed>) = 0x7ff80b96e000 [pid 1076] <... futex resumed>) = 0 [pid 1076] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1076] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1082] <... futex resumed>) = 1 [pid 1082] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1081] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1080] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1082] <... clone3 resumed>) = 1085 [pid 1081] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1080] <... mprotect resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1082] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1080] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1076] <... futex resumed>) = 0 [pid 1076] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1076] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1082] <... futex resumed>) = 1 [pid 1082] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1082] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1076] <... futex resumed>) = 0 [pid 1081] <... prctl resumed>) = 0 [pid 1080] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1076] exit_group(0 [pid 1082] <... futex resumed>) = ? [pid 1076] <... exit_group resumed>) = ? [pid 1082] +++ exited with 0 +++ [pid 1081] setpgid(0, 0 [pid 1080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1076] +++ exited with 0 +++ [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1081] <... setpgid resumed>) = 0 [pid 1081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1081] write(3, "1000", 4) = 4 [pid 1081] close(3) = 0 [pid 1081] write(1, "executing program\n", 18 [pid 1080] <... clone3 resumed> => {parent_tid=[1086]}, 88) = 1086 executing program [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1081] <... write resumed>) = 18 [pid 1081] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1081] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1081] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1081] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1081] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1081] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1080] rt_sigprocmask(SIG_SETMASK, [] [pid 1081] <... clone3 resumed> => {parent_tid=[1088]}, 88) = 1088 [pid 1080] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1087 [pid 1081] rt_sigprocmask(SIG_SETMASK, [] [pid 1080] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1081] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1080] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1081] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1080] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1087 attached [pid 1081] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1086 attached [pid 1086] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1086] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1086] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1086] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1086] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1088 attached [pid 1088] set_robust_list(0x7ff80b98e9a0, 24 [pid 1080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1088] <... set_robust_list resumed>) = 0 [pid 1088] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1088] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1088] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1081] <... futex resumed>) = 0 [pid 1081] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1081] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1088] <... futex resumed>) = 1 [pid 1088] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1080] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1088] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1080] <... futex resumed>) = 1 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1086] <... futex resumed>) = 0 [pid 1086] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1086] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1086] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1081] <... futex resumed>) = 0 [pid 1081] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1080] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1081] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1080] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1088] <... futex resumed>) = 1 [pid 1088] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1088] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1081] <... futex resumed>) = 0 [pid 1081] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1080] <... futex resumed>) = 1 [pid 1081] <... futex resumed>) = 0 [pid 1081] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1086] <... futex resumed>) = 0 [pid 1086] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1080] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1089 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1090 [pid 1086] <... connect resumed>) = -1 EEXIST (File exists) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1086] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1080] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1080] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1086] sendfile(-1, -1, [3 [pid 1080] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1086] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1086] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1080] <... futex resumed>) = 0 [pid 1086] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1080] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1080] <... futex resumed>) = 0 [pid 1086] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1080] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1090 attached ci2-android-5-10/strace-static-x86_64: Process 1089 attached [pid 1088] <... futex resumed>) = 1 [pid 1087] set_robust_list(0x5555656516a0, 24 [pid 1086] <... clone3 resumed>) = 1091 [pid 1088] sendfile(-1, -1, [3 [pid 1086] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] set_robust_list(0x5555656516a0, 24 [pid 1089] set_robust_list(0x5555656516a0, 24 [pid 1088] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1087] <... set_robust_list resumed>) = 0 [pid 1086] <... futex resumed>) = 1 [pid 1080] <... futex resumed>) = 0 [pid 1088] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1086] ioctl(3, PPPIOCSFLAGS, 0 [pid 1080] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1088] <... futex resumed>) = 1 [pid 1086] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1081] <... futex resumed>) = 0 [pid 1080] <... futex resumed>) = 0 [pid 1088] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1090] <... set_robust_list resumed>) = 0 [pid 1089] <... set_robust_list resumed>) = 0 [pid 1087] rt_sigprocmask(SIG_SETMASK, [] [pid 1086] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1081] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1080] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1090] rt_sigprocmask(SIG_SETMASK, [] [pid 1089] rt_sigprocmask(SIG_SETMASK, [] [pid 1088] <... clone3 resumed>) = 1092 [pid 1087] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1086] <... futex resumed>) = 0 [pid 1081] <... futex resumed>) = 0 [pid 1080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1090] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1089] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1088] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1086] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1081] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1080] exit_group(0 [pid 1090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1088] <... futex resumed>) = 0 [pid 1087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1086] <... futex resumed>) = ? [pid 1081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1080] <... exit_group resumed>) = ? [pid 1090] <... prctl resumed>) = 0 [pid 1089] <... prctl resumed>) = 0 [pid 1088] ioctl(3, PPPIOCSFLAGS, 0 [pid 1087] <... prctl resumed>) = 0 [pid 1086] +++ exited with 0 +++ [pid 1081] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1080] +++ exited with 0 +++ [pid 1088] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1081] <... futex resumed>) = 0 [pid 1088] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1081] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1090] setpgid(0, 0 [pid 1089] setpgid(0, 0 [pid 1088] <... futex resumed>) = 0 [pid 1087] setpgid(0, 0 [pid 1081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1090] <... setpgid resumed>) = 0 [pid 1089] <... setpgid resumed>) = 0 [pid 1088] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1087] <... setpgid resumed>) = 0 [pid 1081] exit_group(0 [pid 1088] <... futex resumed>) = ? [pid 1081] <... exit_group resumed>) = ? [pid 1090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1088] +++ exited with 0 +++ [pid 1087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1081] +++ exited with 0 +++ executing program [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1090] <... openat resumed>) = 3 [pid 1090] write(3, "1000", 4) = 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 1090] close(3) = 0 [pid 1087] <... openat resumed>) = 3 [pid 1090] write(1, "executing program\n", 18) = 18 [pid 1089] <... openat resumed>) = 3 [pid 1087] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1090] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] write(3, "1000", 4 [pid 1087] <... write resumed>) = 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1090] <... futex resumed>) = 0 [pid 1089] <... write resumed>) = 4 [pid 1087] close(3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1090] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1089] close(3 [pid 1087] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1090] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1089] <... close resumed>) = 0 [pid 1087] write(1, "executing program\n", 18 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1090] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1089] write(1, "executing program\n", 18 [pid 1087] <... write resumed>) = 18 [pid 1090] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1090] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 executing program executing program [pid 1087] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1089] <... write resumed>) = 18 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1093 [pid 1090] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1089] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1087] <... futex resumed>) = 0 [pid 1090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1089] <... futex resumed>) = 0 [pid 1087] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1089] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1087] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1090] <... clone3 resumed> => {parent_tid=[1094]}, 88) = 1094 [pid 1089] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1087] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1090] rt_sigprocmask(SIG_SETMASK, [] [pid 1089] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1087] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1090] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1089] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1090] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1090] <... futex resumed>) = 0 [pid 1087] <... mmap resumed>) = 0x7ff80b96e000 [pid 1089] <... mmap resumed>) = 0x7ff80b96e000 [pid 1090] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1087] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1089] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1087] <... mprotect resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1093 attached [pid 1089] <... mprotect resumed>) = 0 [pid 1093] set_robust_list(0x5555656516a0, 24 [pid 1087] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1089] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1087] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1089] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1087] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1093] <... set_robust_list resumed>) = 0 [pid 1093] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1087] <... clone3 resumed> => {parent_tid=[1095]}, 88) = 1095 [pid 1089] <... clone3 resumed> => {parent_tid=[1096]}, 88) = 1096 [pid 1087] rt_sigprocmask(SIG_SETMASK, [] [pid 1089] rt_sigprocmask(SIG_SETMASK, [] [pid 1087] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1089] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1087] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1087] <... futex resumed>) = 0 [pid 1089] <... futex resumed>) = 0 [pid 1087] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1093] <... prctl resumed>) = 0 [pid 1093] setpgid(0, 0) = 0 ci2-android-5-10/strace-static-x86_64: Process 1094 attached [pid 1093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1094] set_robust_list(0x7ff80b98e9a0, 24 [pid 1093] <... openat resumed>) = 3 [pid 1093] write(3, "1000", 4) = 4 [pid 1093] close(3) = 0 [pid 1093] write(1, "executing program\n", 18) = 18 [pid 1093] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1093] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1094] <... set_robust_list resumed>) = 0 [pid 1093] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1093] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1093] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1093] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1093] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1094] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1093] <... clone3 resumed> => {parent_tid=[1097]}, 88) = 1097 [pid 1094] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1093] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1093] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1093] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1095 attached [pid 1095] set_robust_list(0x7ff80b98e9a0, 24ci2-android-5-10/strace-static-x86_64: Process 1096 attached [pid 1096] set_robust_list(0x7ff80b98e9a0, 24 [pid 1095] <... set_robust_list resumed>) = 0 [pid 1095] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1094] <... socket resumed>) = 3 [pid 1096] <... set_robust_list resumed>) = 0 [pid 1096] rt_sigprocmask(SIG_SETMASK, [] [pid 1095] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1096] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1095] <... socket resumed>) = 3 [pid 1096] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1094] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... socket resumed>) = 3 [pid 1095] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1087] <... futex resumed>) = 0 [pid 1096] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1087] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... futex resumed>) = 1 [pid 1089] <... futex resumed>) = 0 [pid 1087] <... futex resumed>) = 0 [pid 1089] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1087] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] <... futex resumed>) = 0 [pid 1095] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1089] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1096] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1095] <... socket resumed>) = 4 [pid 1095] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1094] <... futex resumed>) = 1 [pid 1090] <... futex resumed>) = 0 [pid 1096] <... socket resumed>) = 4 [pid 1095] <... futex resumed>) = 1 [pid 1090] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1087] <... futex resumed>) = 0 [pid 1096] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1095] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1094] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1090] <... futex resumed>) = 0 [pid 1087] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... futex resumed>) = 1 [pid 1095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1090] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] <... futex resumed>) = 0 [pid 1087] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1096] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1095] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1089] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1087] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] <... futex resumed>) = 0 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1095] <... connect resumed>) = -1 EEXIST (File exists) [pid 1089] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1096] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1095] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1094] <... socket resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1096] <... connect resumed>) = -1 EEXIST (File exists) [pid 1095] <... futex resumed>) = 1 [pid 1094] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1087] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1096] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1095] sendfile(-1, -1, [3 [pid 1090] <... futex resumed>) = 0 [pid 1087] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] <... futex resumed>) = 1 [pid 1095] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1090] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1095] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] <... futex resumed>) = 0 [pid 1095] <... futex resumed>) = 0 [pid 1090] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1095] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1094] <... futex resumed>) = 1 [pid 1089] <... futex resumed>) = 0 [pid 1087] <... futex resumed>) = 0 [pid 1089] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1094] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1087] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1098 [pid 1089] <... futex resumed>) = 1 [pid 1094] <... connect resumed>) = -1 EEXIST (File exists) [pid 1087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1089] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1087] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1094] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1087] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1097 attached [pid 1096] <... futex resumed>) = 0 [pid 1095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1094] <... futex resumed>) = 1 [pid 1090] <... futex resumed>) = 0 [pid 1087] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1097] set_robust_list(0x7ff80b98e9a0, 24 [pid 1096] sendfile(-1, -1, [3 [pid 1095] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1094] sendfile(-1, -1, [3 [pid 1090] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1098 attached [pid 1097] <... set_robust_list resumed>) = 0 [pid 1096] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1095] <... clone3 resumed>) = 1099 [pid 1090] <... futex resumed>) = 0 [pid 1097] rt_sigprocmask(SIG_SETMASK, [] [pid 1096] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1095] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1097] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1096] <... futex resumed>) = 1 [pid 1095] <... futex resumed>) = 1 [pid 1094] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1089] <... futex resumed>) = 0 [pid 1087] <... futex resumed>) = 0 [pid 1098] set_robust_list(0x5555656516a0, 24 [pid 1097] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1096] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1095] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1089] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1087] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1097] <... socket resumed>) = 3 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1094] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1089] <... futex resumed>) = 0 [pid 1087] <... futex resumed>) = 0 [pid 1097] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1095] ioctl(3, PPPIOCSFLAGS, 0 [pid 1089] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1087] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1094] <... futex resumed>) = 1 [pid 1090] <... futex resumed>) = 0 [pid 1098] <... set_robust_list resumed>) = 0 [pid 1097] <... futex resumed>) = 1 [pid 1096] <... clone3 resumed>) = 1100 [pid 1095] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1093] <... futex resumed>) = 0 [pid 1090] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] rt_sigprocmask(SIG_SETMASK, [] [pid 1097] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1095] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1094] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1093] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] <... futex resumed>) = 0 [pid 1097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1096] <... futex resumed>) = 1 [pid 1095] <... futex resumed>) = 1 [pid 1093] <... futex resumed>) = 0 [pid 1090] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] <... futex resumed>) = 0 [pid 1097] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1096] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1095] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1093] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1097] <... socket resumed>) = 4 [pid 1096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1089] <... futex resumed>) = 0 [pid 1097] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] ioctl(3, PPPIOCSFLAGS, 0 [pid 1089] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1097] <... futex resumed>) = 1 [pid 1096] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1094] <... clone3 resumed>) = 1101 [pid 1093] <... futex resumed>) = 0 [pid 1087] <... futex resumed>) = 0 [pid 1097] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1096] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1093] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1096] <... futex resumed>) = 1 [pid 1093] <... futex resumed>) = 0 [pid 1089] <... futex resumed>) = 0 [pid 1097] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1096] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1094] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1093] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1089] exit_group(0 [pid 1087] exit_group(0 [pid 1098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1097] <... connect resumed>) = -1 EEXIST (File exists) [pid 1096] <... futex resumed>) = ? [pid 1089] <... exit_group resumed>) = ? [pid 1098] <... prctl resumed>) = 0 [pid 1097] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1096] +++ exited with 0 +++ [pid 1095] <... futex resumed>) = ? [pid 1094] <... futex resumed>) = 1 [pid 1090] <... futex resumed>) = 0 [pid 1089] +++ exited with 0 +++ [pid 1087] <... exit_group resumed>) = ? [pid 1098] setpgid(0, 0 [pid 1097] <... futex resumed>) = 1 [pid 1095] +++ exited with 0 +++ [pid 1094] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1093] <... futex resumed>) = 0 [pid 1090] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1097] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1093] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] <... futex resumed>) = 0 [pid 1097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1093] <... futex resumed>) = 0 [pid 1090] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1097] sendfile(-1, -1, [3 [pid 1093] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... setpgid resumed>) = 0 [pid 1097] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1087] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1097] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1094] ioctl(3, PPPIOCSFLAGS, 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1098] <... openat resumed>) = 3 [pid 1097] <... futex resumed>) = 1 [pid 1093] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [ 39.233704][ T1012] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 39.242145][ T1012] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 39.250513][ T1012] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 39.260072][ T1012] ---[ end trace c1d415d37a8f89d5 ]--- [pid 1098] write(3, "1000", 4 [pid 1097] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1094] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1093] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... write resumed>) = 4 [pid 1097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1094] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1093] <... futex resumed>) = 0 [pid 1098] close(3 [pid 1097] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1094] <... futex resumed>) = 1 [pid 1093] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1090] <... futex resumed>) = 0 [pid 1098] <... close resumed>) = 0 [pid 1097] <... clone3 resumed>) = 1102 [pid 1090] exit_group(0 [pid 1097] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1090] <... exit_group resumed>) = ? executing program [pid 1097] <... futex resumed>) = 1 [pid 1093] <... futex resumed>) = 0 [pid 1098] write(1, "executing program\n", 18 [pid 1097] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1093] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... write resumed>) = 18 [pid 1097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1093] <... futex resumed>) = 0 [pid 1097] ioctl(3, PPPIOCSFLAGS, 0 [pid 1093] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1097] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1097] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1093] <... futex resumed>) = 0 [pid 1097] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1093] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1097] <... futex resumed>) = ? [pid 1093] <... exit_group resumed>) = ? [pid 1098] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1097] +++ exited with 0 +++ [pid 1094] +++ exited with 0 +++ [pid 1093] +++ exited with 0 +++ [pid 1090] +++ exited with 0 +++ [pid 1098] <... futex resumed>) = 0 [pid 1098] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1098] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1098] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1098] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1098] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1098] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1098] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1098] <... clone3 resumed> => {parent_tid=[1103]}, 88) = 1103 [pid 1098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1098] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1098] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1104 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1104 attached [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1104] set_robust_list(0x5555656516a0, 24) = 0 [pid 1104] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1105 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1104] setpgid(0, 0) = 0 ci2-android-5-10/strace-static-x86_64: Process 1103 attached [pid 1104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1104] <... openat resumed>) = 3 [pid 1103] set_robust_list(0x7ff80b98e9a0, 24 [pid 1104] write(3, "1000", 4) = 4 [pid 1104] close(3) = 0 [pid 1104] write(1, "executing program\n", 18) = 18 executing program [pid 1104] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1104] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1104] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1104] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1103] <... set_robust_list resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1104] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1106]}, 88) = 1106 [pid 1103] rt_sigprocmask(SIG_SETMASK, [] [pid 1104] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1104] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1104] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1103] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1105 attached [pid 1105] set_robust_list(0x5555656516a0, 24) = 0 [pid 1105] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1105] setpgid(0, 0) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1107 [pid 1105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1108 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1105] write(3, "1000", 4) = 4 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1105] close(3) = 0 [pid 1105] write(1, "executing program\n", 18) = 18 executing program [pid 1105] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1105] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1105] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1105] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1105] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1105] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1108 attached ci2-android-5-10/strace-static-x86_64: Process 1107 attached [pid 1103] socket(AF_PPPOX, SOCK_STREAM, 1ci2-android-5-10/strace-static-x86_64: Process 1109 attached [pid 1108] set_robust_list(0x5555656516a0, 24 [pid 1107] set_robust_list(0x5555656516a0, 24 [pid 1105] <... clone3 resumed> => {parent_tid=[1109]}, 88) = 1109 [pid 1105] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1105] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1105] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1103] <... socket resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 1106 attached [pid 1106] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1106] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1106] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1109] set_robust_list(0x7ff80b98e9a0, 24 [pid 1108] <... set_robust_list resumed>) = 0 [pid 1107] <... set_robust_list resumed>) = 0 [pid 1103] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... socket resumed>) = 3 [pid 1106] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1104] <... futex resumed>) = 0 [pid 1104] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1104] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] <... futex resumed>) = 1 [pid 1106] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1108] rt_sigprocmask(SIG_SETMASK, [] [pid 1103] <... futex resumed>) = 1 [pid 1098] <... futex resumed>) = 0 [pid 1107] rt_sigprocmask(SIG_SETMASK, [] [pid 1098] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1098] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] <... socket resumed>) = 4 [pid 1106] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1104] <... futex resumed>) = 0 [pid 1104] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1104] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] <... futex resumed>) = 1 [pid 1103] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1106] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1103] <... socket resumed>) = 4 [pid 1103] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] <... connect resumed>) = -1 EEXIST (File exists) [pid 1106] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1104] <... futex resumed>) = 0 [pid 1109] <... set_robust_list resumed>) = 0 [pid 1108] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1107] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1104] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = 1 [pid 1098] <... futex resumed>) = 0 [pid 1104] <... futex resumed>) = 0 [pid 1098] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1104] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1098] <... futex resumed>) = 0 [pid 1098] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1103] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1103] <... connect resumed>) = -1 EEXIST (File exists) [pid 1103] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1108] <... prctl resumed>) = 0 [pid 1103] <... futex resumed>) = 1 [pid 1098] <... futex resumed>) = 0 [pid 1108] setpgid(0, 0 [pid 1103] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1098] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1108] <... setpgid resumed>) = 0 [pid 1103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1098] <... futex resumed>) = 0 [pid 1103] sendfile(-1, -1, [3 [pid 1098] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1103] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1106] <... futex resumed>) = 1 [pid 1103] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1106] sendfile(-1, -1, [3 [pid 1108] <... openat resumed>) = 3 [pid 1106] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1103] <... futex resumed>) = 1 [pid 1098] <... futex resumed>) = 0 [pid 1108] write(3, "1000", 4 [pid 1107] <... prctl resumed>) = 0 [pid 1103] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1098] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1108] <... write resumed>) = 4 [pid 1107] setpgid(0, 0 [pid 1103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1098] <... futex resumed>) = 0 [pid 1108] close(3 [pid 1103] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1107] <... setpgid resumed>) = 0 [pid 1098] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1104] <... futex resumed>) = 0 [pid 1104] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1104] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1106] <... futex resumed>) = 1 [pid 1106] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1109] rt_sigprocmask(SIG_SETMASK, [] [pid 1108] <... close resumed>) = 0 [pid 1107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1106] <... clone3 resumed>) = 1111 [pid 1103] <... clone3 resumed>) = 1110 [pid 1108] write(1, "executing program\n", 18 [pid 1106] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1108] <... write resumed>) = 18 [pid 1104] <... futex resumed>) = 0 executing program [pid 1109] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1108] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... openat resumed>) = 3 [pid 1106] <... futex resumed>) = 1 [pid 1103] <... futex resumed>) = 1 [pid 1098] <... futex resumed>) = 0 [pid 1104] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1098] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1109] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1108] <... futex resumed>) = 0 [pid 1107] write(3, "1000", 4 [pid 1106] ioctl(3, PPPIOCSFLAGS, 0 [pid 1104] <... futex resumed>) = 0 [pid 1103] ioctl(3, PPPIOCSFLAGS, 0 [pid 1109] <... socket resumed>) = 3 [pid 1108] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1107] <... write resumed>) = 4 [pid 1106] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1104] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1103] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1109] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1108] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1107] close(3 [pid 1106] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1103] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1109] <... futex resumed>) = 1 [pid 1108] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1107] <... close resumed>) = 0 [pid 1106] <... futex resumed>) = 0 [pid 1104] exit_group(0 [pid 1103] <... futex resumed>) = 1 [pid 1109] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1108] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 1107] write(1, "executing program\n", 18 [pid 1104] <... exit_group resumed>) = ? [pid 1103] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1107] <... write resumed>) = 18 [pid 1106] +++ exited with 0 +++ [pid 1105] <... futex resumed>) = 0 [pid 1104] +++ exited with 0 +++ [pid 1098] <... futex resumed>) = 0 [pid 1108] <... mmap resumed>) = 0x7ff80b96e000 [pid 1107] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1108] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1107] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1108] <... mprotect resumed>) = 0 [pid 1107] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1108] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1107] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1108] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1107] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1108] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1107] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1108] <... clone3 resumed> => {parent_tid=[1112]}, 88) = 1112 [pid 1107] <... mmap resumed>) = 0x7ff80b96e000 [pid 1108] rt_sigprocmask(SIG_SETMASK, [] [pid 1107] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 299] <... restart_syscall resumed>) = 0 [pid 1108] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1107] <... mprotect resumed>) = 0 [pid 1108] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1108] <... futex resumed>) = 0 [pid 1107] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1108] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1107] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1105] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] exit_group(0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1113 attached ci2-android-5-10/strace-static-x86_64: Process 1112 attached [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1107] <... clone3 resumed> => {parent_tid=[1113]}, 88) = 1113 [pid 1107] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1114 [pid 1107] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1107] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1109] <... futex resumed>) = 0 [pid 1105] <... futex resumed>) = 1 [pid 1109] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1105] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1109] <... socket resumed>) = 4 [pid 1109] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1098] <... exit_group resumed>) = ? [pid 1109] <... futex resumed>) = 1 [pid 1105] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1114 attached [pid 1113] set_robust_list(0x7ff80b98e9a0, 24 [pid 1112] set_robust_list(0x7ff80b98e9a0, 24 [ 39.335371][ T1070] ------------[ cut here ]------------ [ 39.341378][ T1070] WARNING: CPU: 1 PID: 1070 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 39.352014][ T1070] Modules linked in: [ 39.356084][ T1070] CPU: 1 PID: 1070 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 39.365759][ T1070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 39.376445][ T1070] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [pid 1109] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1105] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1103] <... futex resumed>) = ? [pid 1109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1105] <... futex resumed>) = 0 [pid 1109] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1105] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1114] set_robust_list(0x5555656516a0, 24 [pid 1113] <... set_robust_list resumed>) = 0 [pid 1112] <... set_robust_list resumed>) = 0 [pid 1109] <... connect resumed>) = 0 [pid 1103] +++ exited with 0 +++ [pid 1098] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1115 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1114] <... set_robust_list resumed>) = 0 [pid 1113] rt_sigprocmask(SIG_SETMASK, [] [pid 1112] rt_sigprocmask(SIG_SETMASK, [] [pid 1109] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1115 attached [pid 1115] set_robust_list(0x5555656516a0, 24) = 0 [pid 1115] rt_sigprocmask(SIG_SETMASK, [] [pid 1114] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1113] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1112] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1109] <... futex resumed>) = 1 [pid 1105] <... futex resumed>) = 0 [pid 1115] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1115] setpgid(0, 0) = 0 [pid 1115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1115] write(3, "1000", 4) = 4 [pid 1115] close(3) = 0 [pid 1115] write(1, "executing program\n", 18) = 18 executing program [pid 1115] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1113] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1112] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1109] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1105] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1115] <... futex resumed>) = 0 [pid 1115] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1115] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1115] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1105] <... futex resumed>) = 0 [pid 1112] <... socket resumed>) = 3 [pid 1114] <... prctl resumed>) = 0 [pid 1113] <... socket resumed>) = 3 [pid 1112] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1109] sendfile(-1, -1, [3 [pid 1105] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1115] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1115] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1116]}, 88) = 1116 [pid 1115] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1115] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1115] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1116 attached [pid 1116] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1116] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1108] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1108] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1108] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1116] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1114] setpgid(0, 0 [pid 1113] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1112] <... futex resumed>) = 1 [pid 1109] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1108] <... futex resumed>) = 0 [pid 1108] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=47000000} [pid 1107] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1107] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1107] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1116] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1115] <... futex resumed>) = 0 [pid 1115] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1115] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1116] <... futex resumed>) = 1 [ 39.383355][ T1070] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 39.403843][ T1070] RSP: 0018:ffffc90001bb7c40 EFLAGS: 00010293 [ 39.411184][ T1070] RAX: ffffffff842f41a7 RBX: ffff8881103cf000 RCX: ffff8881110893c0 [ 39.420620][ T1070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d [pid 1116] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1116] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1115] <... futex resumed>) = 0 [pid 1115] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1115] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] <... futex resumed>) = 1 [pid 1112] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1109] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1107] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=47000000} [pid 1116] <... futex resumed>) = 1 [pid 1116] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1116] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1116] <... futex resumed>) = 1 [pid 1115] <... futex resumed>) = 0 [pid 1116] sendfile(-1, -1, [3 [pid 1115] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1112] <... socket resumed>) = 4 [pid 1109] <... futex resumed>) = 1 [pid 1105] <... futex resumed>) = 0 [pid 1116] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1115] <... futex resumed>) = 0 [pid 1114] <... setpgid resumed>) = 0 [pid 1113] <... socket resumed>) = 4 [pid 1116] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1115] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1116] <... futex resumed>) = 0 [pid 1115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1116] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1115] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1116] <... clone3 resumed>) = 1117 [pid 1115] <... futex resumed>) = 0 [pid 1116] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1115] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1113] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1112] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1109] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1105] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1116] <... futex resumed>) = 0 [pid 1115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1116] ioctl(3, PPPIOCSFLAGS, 0 [pid 1115] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1116] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1115] <... futex resumed>) = 0 [pid 1116] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1115] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1116] <... futex resumed>) = 0 [pid 1115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1116] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1115] exit_group(0 [pid 1116] <... futex resumed>) = ? [pid 1115] <... exit_group resumed>) = ? [pid 1116] +++ exited with 0 +++ [pid 1115] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1114] <... openat resumed>) = 3 [pid 1114] write(3, "1000", 4 [pid 1113] <... futex resumed>) = 1 [pid 1112] <... futex resumed>) = 1 [pid 1109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1108] <... futex resumed>) = 0 [pid 1105] <... futex resumed>) = 0 [pid 1114] <... write resumed>) = 4 [pid 1108] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1114] close(3 [pid 1108] <... futex resumed>) = 0 [pid 1114] <... close resumed>) = 0 [pid 1108] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1114] write(1, "executing program\n", 18 [pid 1107] <... futex resumed>) = 0 [pid 1114] <... write resumed>) = 18 executing program [pid 1113] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1112] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1109] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1105] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1107] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1114] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1114] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1114] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1114] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1114] <... mmap resumed>) = 0x7ff80b96e000 [pid 1114] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1114] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1114] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1114] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 1119 attached [pid 1112] <... connect resumed>) = -1 EEXIST (File exists) [pid 1109] <... clone3 resumed>) = 1120 [pid 1107] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1118 [pid 1114] <... clone3 resumed> => {parent_tid=[1119]}, 88) = 1119 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1114] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1114] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1114] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1114] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1118 attached [pid 1119] set_robust_list(0x7ff80b98e9a0, 24 [pid 1113] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1112] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1109] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1118] set_robust_list(0x5555656516a0, 24) = 0 [pid 1118] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1119] <... set_robust_list resumed>) = 0 [pid 1112] <... futex resumed>) = 1 [pid 1108] <... futex resumed>) = 0 [pid 1119] rt_sigprocmask(SIG_SETMASK, [] [pid 1113] <... connect resumed>) = -1 EEXIST (File exists) [pid 1109] <... futex resumed>) = 1 [pid 1105] <... futex resumed>) = 0 [pid 1118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1118] setpgid(0, 0) = 0 [pid 1118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1118] write(3, "1000", 4) = 4 [pid 1118] close(3) = 0 [pid 1118] write(1, "executing program\n", 18) = 18 executing program [pid 1118] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1118] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1118] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1118] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1118] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1112] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1108] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1109] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1105] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1119] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1118] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1113] <... futex resumed>) = 1 [pid 1112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1108] <... futex resumed>) = 0 [pid 1107] <... futex resumed>) = 0 [pid 1105] <... futex resumed>) = 0 [pid 1118] <... clone3 resumed> => {parent_tid=[1121]}, 88) = 1121 [pid 1118] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1118] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 39.428963][ T1070] RBP: ffffc90001bb7c60 R08: ffff8881103cf083 R09: 1ffff11022079e10 [ 39.438011][ T1070] R10: dffffc0000000000 R11: ffffed1022079e11 R12: dffffc0000000000 [ 39.446481][ T1070] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88810ffa2000 [ 39.455132][ T1070] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 39.465010][ T1070] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.472769][ T1070] CR2: 0000200000000240 CR3: 000000011127c000 CR4: 00000000003506a0 [pid 1118] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1121 attached [pid 1121] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1121] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1121] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1119] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1113] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1112] sendfile(-1, -1, [3 [pid 1109] ioctl(3, PPPIOCSFLAGS, 0 [pid 1108] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1107] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1119] <... socket resumed>) = 3 [pid 1113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1112] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1109] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 1107] <... futex resumed>) = 0 [pid 1121] <... socket resumed>) = 3 [pid 1121] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1118] <... futex resumed>) = 0 [pid 1118] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1118] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1121] <... futex resumed>) = 1 [pid 1121] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1121] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1118] <... futex resumed>) = 0 [pid 1121] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1118] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1121] <... connect resumed>) = -1 EEXIST (File exists) [pid 1118] <... futex resumed>) = 0 [pid 1121] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1118] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1121] <... futex resumed>) = 0 [pid 1118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1121] sendfile(-1, -1, [3 [pid 1118] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1121] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1118] <... futex resumed>) = 0 [pid 1121] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1119] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1118] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1113] sendfile(-1, -1, [3 [pid 1112] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1109] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1121] <... futex resumed>) = 0 [pid 1118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1121] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1118] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1118] <... futex resumed>) = 0 [pid 1121] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1118] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1121] <... clone3 resumed>) = 1122 [pid 1119] <... futex resumed>) = 1 [pid 1114] <... futex resumed>) = 0 [pid 1113] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1112] <... futex resumed>) = 1 [pid 1109] <... futex resumed>) = 1 [pid 1108] <... futex resumed>) = 0 [pid 1105] <... futex resumed>) = 0 [pid 1121] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1114] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1121] <... futex resumed>) = 1 [pid 1118] <... futex resumed>) = 0 [pid 1114] <... futex resumed>) = 0 [pid 1121] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1118] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1114] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1118] <... futex resumed>) = 0 [pid 1121] ioctl(3, PPPIOCSFLAGS, 0 [pid 1118] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1121] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1121] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1118] <... futex resumed>) = 0 [pid 1121] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1119] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1118] exit_group(0 [pid 1113] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1112] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1109] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1108] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] exit_group(0 [pid 1121] <... futex resumed>) = ? [pid 1118] <... exit_group resumed>) = ? [pid 1121] +++ exited with 0 +++ [pid 1118] +++ exited with 0 +++ [pid 1113] <... futex resumed>) = 1 [pid 1112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1108] <... futex resumed>) = 0 [pid 1105] <... exit_group resumed>) = ? [pid 1113] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1112] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1108] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1107] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1109] <... futex resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1119] <... socket resumed>) = 4 [pid 1112] <... clone3 resumed>) = 1123 [pid 1109] +++ exited with 0 +++ [pid 1107] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1105] +++ exited with 0 +++ [pid 1119] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] <... futex resumed>) = 0 [pid 1112] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 1 [pid 1119] <... futex resumed>) = 1 [pid 1113] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1112] <... futex resumed>) = 1 [pid 1108] <... futex resumed>) = 0 [pid 1107] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1119] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1114] <... futex resumed>) = 0 [pid 1113] <... clone3 resumed>) = 1124 [pid 1112] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1108] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 1113] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1108] <... futex resumed>) = 0 [pid 1113] <... futex resumed>) = 1 [pid 1112] ioctl(3, PPPIOCSFLAGS, 0 [pid 1108] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1107] <... futex resumed>) = 0 [pid 1113] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1112] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1107] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1112] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1107] <... futex resumed>) = 0 [pid 1113] ioctl(3, PPPIOCSFLAGS, 0 [pid 1112] <... futex resumed>) = 1 [pid 1108] <... futex resumed>) = 0 [pid 1107] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1114] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1113] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1112] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1108] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1105, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 1113] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1112] <... futex resumed>) = ? [pid 1108] <... exit_group resumed>) = ? [pid 1113] <... futex resumed>) = 1 [pid 1112] +++ exited with 0 +++ [pid 1108] +++ exited with 0 +++ [pid 1107] <... futex resumed>) = 0 [pid 1113] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1107] exit_group(0 [pid 1113] <... futex resumed>) = ? [pid 1107] <... exit_group resumed>) = ? [pid 1119] <... futex resumed>) = 0 [pid 1114] <... futex resumed>) = 1 [pid 1113] +++ exited with 0 +++ [pid 1107] +++ exited with 0 +++ [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1119] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1119] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1119] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1114] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... restart_syscall resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1114] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1119] <... futex resumed>) = 0 [pid 1114] <... futex resumed>) = 1 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1114] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1125 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1125 attached [pid 1119] sendfile(-1, -1, [3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1128 attached ci2-android-5-10/strace-static-x86_64: Process 1126 attached [pid 1125] set_robust_list(0x5555656516a0, 24 [pid 1119] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 39.481286][ T1070] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.489589][ T1070] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.498382][ T1070] Call Trace: [ 39.502087][ T1070] pppol2tp_release+0x150/0x2b0 [ 39.507395][ T1070] sock_close+0xb8/0x200 [ 39.512682][ T1070] ? sock_mmap+0xa0/0xa0 [ 39.518626][ T1070] __fput+0x2dc/0x730 [ 39.523532][ T1070] ____fput+0x15/0x20 [ 39.527876][ T1070] task_work_run+0x127/0x190 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1126 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1127 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1128 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1127 attached [pid 1127] set_robust_list(0x5555656516a0, 24 [pid 1125] <... set_robust_list resumed>) = 0 [pid 1119] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1114] <... futex resumed>) = 0 [pid 1125] rt_sigprocmask(SIG_SETMASK, [] [pid 1119] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1114] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1128] set_robust_list(0x5555656516a0, 24 [pid 1126] set_robust_list(0x5555656516a0, 24 [pid 1125] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1114] <... futex resumed>) = 0 [pid 1114] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1128] <... set_robust_list resumed>) = 0 [pid 1119] <... clone3 resumed>) = 1129 [pid 1125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1128] rt_sigprocmask(SIG_SETMASK, [] [pid 1126] <... set_robust_list resumed>) = 0 [pid 1125] <... prctl resumed>) = 0 [pid 1119] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1127] <... set_robust_list resumed>) = 0 [pid 1127] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1127] setpgid(0, 0) = 0 [pid 1127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 1127] write(3, "1000", 4) = 4 [pid 1127] close(3) = 0 [pid 1127] write(1, "executing program\n", 18) = 18 [pid 1128] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1125] setpgid(0, 0 [pid 1127] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] rt_sigprocmask(SIG_SETMASK, [] [pid 1125] <... setpgid resumed>) = 0 [pid 1119] <... futex resumed>) = 1 [pid 1114] <... futex resumed>) = 0 [pid 1128] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1126] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1114] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1119] ioctl(3, PPPIOCSFLAGS, 0 [pid 1114] <... futex resumed>) = 0 [pid 1114] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1127] <... futex resumed>) = 0 [pid 1127] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1127] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1127] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1127] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1127] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1126] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1127] <... clone3 resumed> => {parent_tid=[1130]}, 88) = 1130 [pid 1127] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1127] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1125] <... openat resumed>) = 3 [pid 1126] <... prctl resumed>) = 0 [pid 1119] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1128] <... prctl resumed>) = 0 [pid 1127] <... futex resumed>) = 0 [pid 1126] setpgid(0, 0 [pid 1125] write(3, "1000", 4 [pid 1119] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1127] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1130 attached [pid 1130] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1130] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1130] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1130] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1127] <... futex resumed>) = 0 [pid 1127] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1127] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1130] <... futex resumed>) = 1 [pid 1128] setpgid(0, 0 [pid 1126] <... setpgid resumed>) = 0 [pid 1125] <... write resumed>) = 4 [pid 1119] <... futex resumed>) = 1 [pid 1114] <... futex resumed>) = 0 [pid 1128] <... setpgid resumed>) = 0 [pid 1114] exit_group(0 [pid 1126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1114] <... exit_group resumed>) = ? [pid 1128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1125] close(3 [pid 1126] <... openat resumed>) = 3 [pid 1125] <... close resumed>) = 0 [pid 1130] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1119] +++ exited with 0 +++ [pid 1125] write(1, "executing program\n", 18 [pid 1114] +++ exited with 0 +++ [pid 1128] <... openat resumed>) = 3 [pid 1125] <... write resumed>) = 18 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1126] write(3, "1000", 4 executing program [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1131 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1130] <... socket resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1130] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1128] write(3, "1000", 4 [pid 1127] <... futex resumed>) = 0 [pid 1126] <... write resumed>) = 4 [pid 1125] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1127] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] <... connect resumed>) = -1 EEXIST (File exists) [pid 1127] <... futex resumed>) = 0 [pid 1130] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1127] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1130] <... futex resumed>) = 0 [pid 1127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1130] sendfile(-1, -1, [3 [pid 1127] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1130] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1127] <... futex resumed>) = 0 [pid 1130] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1127] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1130] <... futex resumed>) = 0 [pid 1127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1126] close(3 [pid 1125] <... futex resumed>) = 0 [pid 1130] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1128] <... write resumed>) = 4 [pid 1127] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1131 attached [pid 1130] <... clone3 resumed>) = 1132 [pid 1127] <... futex resumed>) = 0 [pid 1131] set_robust_list(0x5555656516a0, 24 [pid 1130] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1127] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1131] <... set_robust_list resumed>) = 0 [pid 1130] <... futex resumed>) = 0 [pid 1127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1131] rt_sigprocmask(SIG_SETMASK, [] [pid 1130] ioctl(3, PPPIOCSFLAGS, 0 [pid 1128] close(3 [pid 1127] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] <... close resumed>) = 0 [pid 1125] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1131] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1130] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1127] <... futex resumed>) = 0 [pid 1131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1130] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1127] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1131] <... prctl resumed>) = 0 [pid 1130] <... futex resumed>) = 0 [pid 1127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1131] setpgid(0, 0 [pid 1130] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1127] exit_group(0 [pid 1131] <... setpgid resumed>) = 0 [pid 1130] <... futex resumed>) = ? [pid 1127] <... exit_group resumed>) = ? [pid 1131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1130] +++ exited with 0 +++ [pid 1128] <... close resumed>) = 0 [pid 1127] +++ exited with 0 +++ [pid 1126] write(1, "executing program\n", 18 [pid 1125] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1131] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1131] write(3, "1000", 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1131] <... write resumed>) = 4 [pid 1131] close(3) = 0 executing program [ 39.532945][ T1070] do_exit+0xa7c/0x24e0 [ 39.537312][ T1070] ? put_task_struct+0x90/0x90 [ 39.542601][ T1070] ? handle_fasteoi_nmi+0x360/0x360 [ 39.549029][ T1070] ? debug_smp_processor_id+0x17/0x20 [ 39.555336][ T1070] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 39.562653][ T1070] ? exit_to_user_mode_prepare+0x2f/0xa0 [ 39.568515][ T1070] __x64_sys_exit+0x40/0x40 [ 39.573373][ T1070] do_syscall_64+0x31/0x40 [ 39.578500][ T1070] entry_SYSCALL_64_after_hwframe+0x61/0xcb [pid 1131] write(1, "executing program\n", 18) = 18 [pid 1131] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1131] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1131] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1131] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 executing program [pid 1131] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 1128] write(1, "executing program\n", 18 [pid 1131] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1128] <... write resumed>) = 18 [pid 1126] <... write resumed>) = 18 [pid 1125] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1131] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1128] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1125] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1128] <... futex resumed>) = 0 [pid 1126] <... futex resumed>) = 0 [pid 1125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1128] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1126] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1125] <... mmap resumed>) = 0x7ff80b96e000 [pid 1128] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1126] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1125] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1128] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1126] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1125] <... mprotect resumed>) = 0 [pid 1128] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1126] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1125] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1126] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1125] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1128] <... mmap resumed>) = 0x7ff80b96e000 [pid 1126] <... mmap resumed>) = 0x7ff80b96e000 [pid 1125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1128] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1126] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1128] <... mprotect resumed>) = 0 [pid 1126] <... mprotect resumed>) = 0 [pid 1125] <... clone3 resumed> => {parent_tid=[1133]}, 88) = 1133 [pid 1128] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1126] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1125] rt_sigprocmask(SIG_SETMASK, [] [pid 1128] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1126] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1125] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1128] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1126] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1125] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1128] <... clone3 resumed> => {parent_tid=[1134]}, 88) = 1134 [pid 1126] <... clone3 resumed> => {parent_tid=[1135]}, 88) = 1135 [pid 1125] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1128] rt_sigprocmask(SIG_SETMASK, [] [pid 1126] rt_sigprocmask(SIG_SETMASK, [] [pid 1128] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1126] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1128] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1128] <... futex resumed>) = 0 [pid 1126] <... futex resumed>) = 0 [pid 1128] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1126] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1134 attached [pid 300] <... restart_syscall resumed>) = 0 [pid 1134] set_robust_list(0x7ff80b98e9a0, 24 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1131] <... clone3 resumed> => {parent_tid=[1136]}, 88) = 1136 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1131] rt_sigprocmask(SIG_SETMASK, [] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1131] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1134] <... set_robust_list resumed>) = 0 [pid 1134] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1134] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1134] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1137 [pid 1131] <... futex resumed>) = 0 [pid 1128] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1131] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1128] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1128] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] <... futex resumed>) = 1 [pid 1134] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 ci2-android-5-10/strace-static-x86_64: Process 1136 attached ci2-android-5-10/strace-static-x86_64: Process 1135 attached ci2-android-5-10/strace-static-x86_64: Process 1133 attached [pid 1134] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1128] <... futex resumed>) = 0 [pid 1128] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1128] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] <... futex resumed>) = 1 [pid 1134] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1134] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1128] <... futex resumed>) = 0 [pid 1128] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1128] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] <... futex resumed>) = 1 [pid 1134] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1134] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1128] <... futex resumed>) = 0 [pid 1128] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1128] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] <... futex resumed>) = 1 [pid 1134] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 1138 ci2-android-5-10/strace-static-x86_64: Process 1137 attached [pid 1137] set_robust_list(0x5555656516a0, 24) = 0 [pid 1137] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1137] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1134] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1128] <... futex resumed>) = 0 [pid 1128] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1128] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1134] <... futex resumed>) = 1 [pid 1134] ioctl(3, PPPIOCSFLAGS, 0 [pid 1137] <... prctl resumed>) = 0 [pid 1134] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1137] setpgid(0, 0 [pid 1134] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1137] <... setpgid resumed>) = 0 [pid 1134] <... futex resumed>) = 1 [pid 1128] <... futex resumed>) = 0 [pid 1137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1134] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1128] exit_group(0 [pid 1137] <... openat resumed>) = 3 [pid 1134] <... futex resumed>) = ? [pid 1128] <... exit_group resumed>) = ? [pid 1137] write(3, "1000", 4 [pid 1136] set_robust_list(0x7ff80b98e9a0, 24 [pid 1134] +++ exited with 0 +++ [pid 1135] set_robust_list(0x7ff80b98e9a0, 24 [pid 1128] +++ exited with 0 +++ [pid 1133] set_robust_list(0x7ff80b98e9a0, 24 [pid 1137] <... write resumed>) = 4 [pid 1137] close(3) = 0 [pid 1137] write(1, "executing program\n", 18) = 18 [pid 1137] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1137] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1137] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1137] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1137] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1137] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1139]}, 88) = 1139 [pid 1137] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1137] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1137] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1139 attached [pid 1139] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1139] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1139] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1139] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1137] <... futex resumed>) = 0 [pid 1137] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1137] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1139] <... futex resumed>) = 1 [pid 1139] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1139] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1137] <... futex resumed>) = 0 [pid 1137] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1137] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1139] <... futex resumed>) = 1 [pid 1139] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1139] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1137] <... futex resumed>) = 0 [pid 1137] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1137] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1139] <... futex resumed>) = 1 executing program [pid 1139] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1139] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1137] <... futex resumed>) = 0 [pid 1137] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1137] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1139] <... futex resumed>) = 1 [pid 1139] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 1140 [pid 1136] <... set_robust_list resumed>) = 0 [pid 1135] <... set_robust_list resumed>) = 0 [pid 1133] <... set_robust_list resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1139] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1137] <... futex resumed>) = 0 [pid 1137] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1137] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1139] <... futex resumed>) = 1 [pid 1139] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1139] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1137] <... futex resumed>) = 0 [pid 1137] exit_group(0) = ? [pid 1139] <... futex resumed>) = ? [pid 1139] +++ exited with 0 +++ [pid 1137] +++ exited with 0 +++ [pid 1136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1136] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1136] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1136] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1135] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1133] rt_sigprocmask(SIG_SETMASK, [] [pid 1131] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1135] <... socket resumed>) = 3 [pid 1135] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1126] <... futex resumed>) = 0 [pid 1135] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1126] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... socket resumed>) = 4 [pid 1126] <... futex resumed>) = 0 [pid 1135] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1135] <... futex resumed>) = 0 [pid 1126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1133] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1135] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1133] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1126] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... connect resumed>) = 0 [pid 1133] <... socket resumed>) = 3 [pid 1131] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1135] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1135] <... futex resumed>) = 0 [pid 1126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1135] sendfile(-1, -1, [3 [pid 1126] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1126] <... futex resumed>) = 0 [pid 1133] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] <... futex resumed>) = 1 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1136] <... futex resumed>) = 0 [pid 1135] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1136] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1135] <... futex resumed>) = 0 [pid 1126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1136] <... socket resumed>) = 4 [pid 1135] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1126] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1135] <... clone3 resumed>) = 1141 [pid 1133] <... futex resumed>) = 1 [pid 1131] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1126] <... futex resumed>) = 0 [pid 1125] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1136] <... futex resumed>) = 0 [pid 1135] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1125] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1135] <... futex resumed>) = 0 [pid 1126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1125] <... futex resumed>) = 0 [pid 1135] ioctl(3, PPPIOCSFLAGS, 0 [pid 1126] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1125] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1135] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 1126] <... futex resumed>) = 0 [pid 1135] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1126] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1135] <... futex resumed>) = 0 [pid 1126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1135] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1126] exit_group(0 [pid 1135] <... futex resumed>) = ? [pid 1126] <... exit_group resumed>) = ? [pid 1135] +++ exited with 0 +++ [pid 1126] +++ exited with 0 +++ [pid 1133] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1133] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1125] <... futex resumed>) = 0 [pid 1133] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1125] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] <... connect resumed>) = -1 EEXIST (File exists) [pid 1125] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1143 attached [pid 1133] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1131] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1125] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1142 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1143 [pid 1133] <... futex resumed>) = 0 [pid 1125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1133] sendfile(-1, -1, [3 [ 39.585009][ T1070] RIP: 0033:0x7ff80b9ae199 [ 39.590003][ T1070] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 39.599037][ T1070] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 39.608516][ T1070] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [ 39.617338][ T1070] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 39.628135][ T1070] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [pid 1125] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1125] <... futex resumed>) = 0 [pid 1133] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1125] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1133] <... futex resumed>) = 0 [pid 1125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1133] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1125] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1125] <... futex resumed>) = 0 [pid 1133] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1125] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1133] <... clone3 resumed>) = 1144 [pid 1133] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1125] <... futex resumed>) = 0 [pid 1133] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1125] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1125] <... futex resumed>) = 0 [pid 1136] <... futex resumed>) = 0 [pid 1133] ioctl(3, PPPIOCSFLAGS, 0 [pid 1131] <... futex resumed>) = 1 [pid 1125] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1143] set_robust_list(0x5555656516a0, 24 [pid 1136] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1133] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1133] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1125] <... futex resumed>) = 0 [pid 1133] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1125] exit_group(0 [pid 1133] <... futex resumed>) = ? [pid 1125] <... exit_group resumed>) = ? [pid 1133] +++ exited with 0 +++ [pid 1125] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1142 attached [pid 1142] set_robust_list(0x5555656516a0, 24) = 0 [pid 1142] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1131] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1143] <... set_robust_list resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1136] <... connect resumed>) = -1 EEXIST (File exists) [pid 1143] rt_sigprocmask(SIG_SETMASK, [] [pid 1136] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1142] <... prctl resumed>) = 0 [pid 1142] setpgid(0, 0) = 0 [pid 1142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1142] write(3, "1000", 4) = 4 [pid 1142] close(3) = 0 [pid 1142] write(1, "executing program\n", 18) = 18 [pid 1142] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1142] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 executing program [pid 1143] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1142] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1136] <... futex resumed>) = 1 [pid 1131] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1143] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1142] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1136] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1131] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1136] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1136] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1136] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 1131] <... futex resumed>) = 1 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1136] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1143] <... prctl resumed>) = 0 [pid 1143] setpgid(0, 0) = 0 [pid 1143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1131] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1145 ci2-android-5-10/strace-static-x86_64: Process 1146 attached ci2-android-5-10/strace-static-x86_64: Process 1145 attached [pid 1143] <... openat resumed>) = 3 [pid 1142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1146 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1146] set_robust_list(0x5555656516a0, 24 [pid 1145] set_robust_list(0x5555656516a0, 24 [pid 1143] write(3, "1000", 4 [pid 1142] <... mmap resumed>) = 0x7ff80b96e000 [pid 1131] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1146] <... set_robust_list resumed>) = 0 [pid 1145] <... set_robust_list resumed>) = 0 [pid 1143] <... write resumed>) = 4 [pid 1142] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1136] <... futex resumed>) = 0 [pid 1131] <... futex resumed>) = 1 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1146] rt_sigprocmask(SIG_SETMASK, [] [pid 1145] rt_sigprocmask(SIG_SETMASK, [] [pid 1143] close(3 [pid 1142] <... mprotect resumed>) = 0 [pid 1136] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1131] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1146] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1145] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1143] <... close resumed>) = 0 [pid 1142] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1136] <... clone3 resumed>) = 1147 [pid 1146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1143] write(1, "executing program\n", 18 [pid 1142] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 1136] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1146] <... prctl resumed>) = 0 [pid 1145] <... prctl resumed>) = 0 [pid 1143] <... write resumed>) = 18 [pid 1142] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1136] <... futex resumed>) = 1 [pid 1131] <... futex resumed>) = 0 [pid 1146] setpgid(0, 0 [pid 1145] setpgid(0, 0 [pid 1143] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1131] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1146] <... setpgid resumed>) = 0 [pid 1143] <... futex resumed>) = 0 [pid 1136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1131] <... futex resumed>) = 0 [pid 1146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1145] <... setpgid resumed>) = 0 [pid 1143] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1142] <... clone3 resumed> => {parent_tid=[1148]}, 88) = 1148 [pid 1136] ioctl(3, PPPIOCSFLAGS, 0 [pid 1131] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1146] <... openat resumed>) = 3 [pid 1145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1143] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1142] rt_sigprocmask(SIG_SETMASK, [] [pid 1136] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) ci2-android-5-10/strace-static-x86_64: Process 1148 attached [pid 1146] write(3, "1000", 4 [pid 1145] <... openat resumed>) = 3 [pid 1143] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1142] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1136] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1148] set_robust_list(0x7ff80b98e9a0, 24 [pid 1146] <... write resumed>) = 4 [pid 1145] write(3, "1000", 4 [pid 1143] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1142] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1136] <... futex resumed>) = 1 [pid 1131] <... futex resumed>) = 0 [pid 1148] <... set_robust_list resumed>) = 0 [pid 1146] close(3 [pid 1145] <... write resumed>) = 4 [pid 1143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1142] <... futex resumed>) = 0 [pid 1136] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1148] rt_sigprocmask(SIG_SETMASK, [] [pid 1146] <... close resumed>) = 0 [pid 1142] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1148] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1146] write(1, "executing program\n", 18 [pid 1145] close(3 [pid 1143] <... mmap resumed>) = 0x7ff80b96e000 [pid 1131] exit_group(0 [pid 1148] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1146] <... write resumed>) = 18 executing program [pid 1145] <... close resumed>) = 0 [pid 1143] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1131] <... exit_group resumed>) = ? [pid 1136] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 1148] <... socket resumed>) = 3 [pid 1146] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1143] <... mprotect resumed>) = 0 [pid 1148] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1146] <... futex resumed>) = 0 [pid 1148] <... futex resumed>) = 1 [pid 1146] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1142] <... futex resumed>) = 0 [pid 1148] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1146] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1142] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1146] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1142] <... futex resumed>) = 0 [pid 1148] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1146] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1142] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1148] <... socket resumed>) = 4 [pid 1146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1136] +++ exited with 0 +++ [pid 1131] +++ exited with 0 +++ [pid 1148] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1146] <... mmap resumed>) = 0x7ff80b96e000 [pid 1145] write(1, "executing program\n", 18 [pid 1143] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 1148] <... futex resumed>) = 1 [pid 1146] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1145] <... write resumed>) = 18 [pid 1143] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1142] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1148] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1146] <... mprotect resumed>) = 0 [pid 1145] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1142] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1146] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1145] <... futex resumed>) = 0 [pid 1142] <... futex resumed>) = 0 [pid 1148] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1146] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1142] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1148] <... connect resumed>) = -1 EEXIST (File exists) [pid 1146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1145] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1143] <... clone3 resumed> => {parent_tid=[1149]}, 88) = 1149 ci2-android-5-10/strace-static-x86_64: Process 1150 attached [pid 1148] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1146] <... clone3 resumed> => {parent_tid=[1150]}, 88) = 1150 [pid 1145] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1143] rt_sigprocmask(SIG_SETMASK, [] [pid 1142] <... futex resumed>) = 0 [pid 1148] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1146] rt_sigprocmask(SIG_SETMASK, [] [pid 1142] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1146] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1142] <... futex resumed>) = 0 [pid 1148] sendfile(-1, -1, [3 [pid 1146] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1142] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1148] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1146] <... futex resumed>) = 0 [pid 1148] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1146] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1148] <... futex resumed>) = 1 [pid 1142] <... futex resumed>) = 0 [pid 1148] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1142] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1142] <... futex resumed>) = 0 [pid 1148] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1142] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1150] set_robust_list(0x7ff80b98e9a0, 24 [pid 1148] <... clone3 resumed>) = 1151 [pid 1145] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1143] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1148] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1150] <... set_robust_list resumed>) = 0 [pid 1145] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1143] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1142] <... futex resumed>) = 0 [pid 1148] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1142] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1142] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1148] ioctl(3, PPPIOCSFLAGS, 0 [pid 1142] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1150] rt_sigprocmask(SIG_SETMASK, [] [pid 1148] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1143] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1152 attached [pid 1148] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1152 [pid 1148] <... futex resumed>) = 1 [pid 1142] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1148] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1142] exit_group(0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1148] <... futex resumed>) = ? [pid 1142] <... exit_group resumed>) = ? [pid 1152] set_robust_list(0x5555656516a0, 24 [pid 1150] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1148] +++ exited with 0 +++ [pid 1145] <... mmap resumed>) = 0x7ff80b96e000 [pid 1143] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1142] +++ exited with 0 +++ [pid 1150] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1145] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITEci2-android-5-10/strace-static-x86_64: Process 1149 attached [pid 1150] <... socket resumed>) = 3 [pid 1149] set_robust_list(0x7ff80b98e9a0, 24 [pid 1145] <... mprotect resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1149] <... set_robust_list resumed>) = 0 [pid 1149] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1149] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1152] <... set_robust_list resumed>) = 0 [pid 1150] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1145] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1149] <... socket resumed>) = 3 [pid 1149] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1143] <... futex resumed>) = 0 [pid 1143] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1143] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1149] <... futex resumed>) = 1 [pid 1149] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1150] <... futex resumed>) = 1 [pid 1146] <... futex resumed>) = 0 [pid 1146] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1145] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1146] <... futex resumed>) = 0 [pid 1146] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1149] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1143] <... futex resumed>) = 0 [pid 1143] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1143] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1149] <... futex resumed>) = 1 [pid 1149] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1149] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1143] <... futex resumed>) = 0 [pid 1143] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1149] <... futex resumed>) = 1 [pid 1143] <... futex resumed>) = 0 [pid 1149] sendfile(-1, -1, [3 [pid 1143] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1150] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1149] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1149] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1150] <... socket resumed>) = 4 [pid 1149] <... futex resumed>) = 1 [pid 1143] <... futex resumed>) = 0 [pid 1150] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1149] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1143] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1152] rt_sigprocmask(SIG_SETMASK, [] [pid 1150] <... futex resumed>) = 1 [pid 1149] <... clone3 resumed>) = 1154 [pid 1146] <... futex resumed>) = 0 [pid 1145] <... clone3 resumed> => {parent_tid=[1153]}, 88) = 1153 [pid 1143] <... futex resumed>) = 0 [pid 1152] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1150] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1149] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1146] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1143] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1149] <... futex resumed>) = 0 [pid 1146] <... futex resumed>) = 0 [pid 1143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1149] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1146] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1143] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1143] <... futex resumed>) = 0 [pid 1149] ioctl(3, PPPIOCSFLAGS, 0 [pid 1143] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1149] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1149] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1143] <... futex resumed>) = 0 [pid 1150] <... connect resumed>) = -1 EEXIST (File exists) [pid 1149] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1145] rt_sigprocmask(SIG_SETMASK, [] [pid 1143] exit_group(0 [pid 1149] <... futex resumed>) = ? [pid 1143] <... exit_group resumed>) = ? [pid 1152] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1150] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1149] +++ exited with 0 +++ [pid 1145] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1143] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1153 attached [pid 1153] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1153] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1153] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1152] <... prctl resumed>) = 0 [pid 1152] setpgid(0, 0) = 0 [pid 1152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1150] <... futex resumed>) = 1 [pid 1146] <... futex resumed>) = 0 [pid 1145] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1152] write(3, "1000", 4 [pid 1150] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1152] <... write resumed>) = 4 [pid 1152] close(3) = 0 [pid 1152] write(1, "executing program\n", 18) = 18 executing program [pid 1152] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1152] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1152] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1152] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1152] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1152] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1155]}, 88) = 1155 [pid 1146] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1145] <... futex resumed>) = 1 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1152] rt_sigprocmask(SIG_SETMASK, [] [pid 1150] <... futex resumed>) = 0 [pid 1146] <... futex resumed>) = 1 [pid 1145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1152] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1150] sendfile(-1, -1, [3 [pid 1146] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1152] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1150] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1153] <... futex resumed>) = 0 [pid 1152] <... futex resumed>) = 0 [pid 1150] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1153] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1152] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1150] <... futex resumed>) = 1 [pid 1146] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1153] <... socket resumed>) = 3 [pid 1150] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1146] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1153] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1156 [pid 1153] <... futex resumed>) = 1 [pid 1150] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1146] <... futex resumed>) = 0 [pid 1145] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1157 attached [pid 1153] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1150] <... clone3 resumed>) = 1158 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1150] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1146] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1145] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1157 [pid 1153] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1150] <... futex resumed>) = 0 [pid 1153] <... socket resumed>) = 4 [pid 1150] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1153] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1153] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1156 attached [pid 1146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1145] <... futex resumed>) = 1 [pid 1153] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1146] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1153] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1156] set_robust_list(0x5555656516a0, 24) = 0 [pid 1156] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1150] <... futex resumed>) = 0 [pid 1146] <... futex resumed>) = 1 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1150] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1150] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1150] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1156] <... prctl resumed>) = 0 [pid 1156] setpgid(0, 0) = 0 [pid 1156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1146] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1157] set_robust_list(0x5555656516a0, 24 [pid 1145] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1156] <... openat resumed>) = 3 [pid 1146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1157] <... set_robust_list resumed>) = 0 [pid 1153] <... futex resumed>) = 0 [pid 1145] <... futex resumed>) = 1 [pid 1153] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1146] exit_group(0 [pid 1145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1153] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1153] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1156] write(3, "1000", 4) = 4 [pid 1156] close(3) = 0 [pid 1156] write(1, "executing program\n", 18) = 18 [pid 1156] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1156] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1156] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1156] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1156] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1156] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1150] <... futex resumed>) = ? [pid 1146] <... exit_group resumed>) = ? [pid 1145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1157] rt_sigprocmask(SIG_SETMASK, [] [pid 1150] +++ exited with 0 +++ [pid 1156] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1156] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1159]}, 88) = 1159 [pid 1145] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1156] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1156] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1156] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1155 attached [pid 1155] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1155] rt_sigprocmask(SIG_SETMASK, [] [pid 1146] +++ exited with 0 +++ [pid 1153] <... futex resumed>) = 0 [pid 1145] <... futex resumed>) = 1 [pid 1153] sendfile(-1, -1, [3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1153] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1153] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1153] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1155] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1155] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1157] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1155] <... socket resumed>) = 3 [pid 1145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1155] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1152] <... futex resumed>) = 0 [pid 1152] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1152] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1155] <... futex resumed>) = 1 [pid 1155] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1155] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1145] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1152] <... futex resumed>) = 0 [pid 1152] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1153] <... futex resumed>) = 0 [pid 1152] <... futex resumed>) = 0 [pid 1145] <... futex resumed>) = 1 [pid 1153] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1152] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1153] <... clone3 resumed>) = 1160 [pid 1153] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1153] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1155] <... futex resumed>) = 1 [pid 1155] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1155] <... connect resumed>) = -1 EEXIST (File exists) [pid 1155] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1152] <... futex resumed>) = 0 [pid 1152] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1152] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1155] <... futex resumed>) = 1 [pid 1155] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1155] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1152] <... futex resumed>) = 0 [pid 1152] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1152] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1155] <... futex resumed>) = 1 [pid 1155] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1157] <... prctl resumed>) = 0 [pid 1155] <... clone3 resumed>) = 1161 [pid 1145] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1155] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1152] <... futex resumed>) = 0 [pid 1152] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1152] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1155] <... futex resumed>) = 1 [pid 1155] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1155] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1152] <... futex resumed>) = 0 [pid 1152] exit_group(0) = ? [pid 1155] <... futex resumed>) = ? [pid 1157] setpgid(0, 0 [pid 1153] <... futex resumed>) = 0 [pid 1153] ioctl(3, PPPIOCSFLAGS, 0 [pid 1157] <... setpgid resumed>) = 0 [pid 1153] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1145] <... futex resumed>) = 1 [pid 1153] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1153] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1155] +++ exited with 0 +++ [pid 1152] +++ exited with 0 +++ [pid 1145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1159 attached [pid 1157] <... openat resumed>) = 3 [pid 1145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1159] set_robust_list(0x7ff80b98e9a0, 24 [pid 1145] exit_group(0 [pid 1157] write(3, "1000", 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 1157] <... write resumed>) = 4 [pid 1153] <... futex resumed>) = ? [pid 1145] <... exit_group resumed>) = ? [pid 1153] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1145] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1162 [pid 1157] close(3 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1159] <... set_robust_list resumed>) = 0 [pid 1159] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1159] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1159] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1156] <... futex resumed>) = 0 [pid 1156] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1156] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1159] <... futex resumed>) = 1 [pid 1159] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1159] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... restart_syscall resumed>) = 0 [pid 1157] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1157] write(1, "executing program\n", 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1157] <... write resumed>) = 18 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 1157] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1159] <... futex resumed>) = 1 [pid 1157] <... futex resumed>) = 0 [pid 1156] <... futex resumed>) = 0 [pid 1159] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1156] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1159] <... connect resumed>) = -1 EEXIST (File exists) [pid 1156] <... futex resumed>) = 0 [pid 1159] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1156] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1159] <... futex resumed>) = 0 [pid 1157] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1159] sendfile(-1, -1, [3 [pid 1157] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1156] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1159] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1156] <... futex resumed>) = 0 [pid 1159] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1156] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1159] <... futex resumed>) = 0 [pid 1156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1159] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1157] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1156] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1163 [pid 1159] <... clone3 resumed>) = 1165 [pid 1157] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1156] <... futex resumed>) = 0 [pid 1159] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1156] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1159] <... futex resumed>) = 0 [pid 1156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1159] ioctl(3, PPPIOCSFLAGS, 0 [pid 1156] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1159] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1156] <... futex resumed>) = 0 [ 39.637048][ T1070] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 39.645607][ T1070] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 39.654218][ T1070] ---[ end trace c1d415d37a8f89d6 ]--- [pid 1159] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1156] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1159] <... futex resumed>) = 0 [pid 1156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1159] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1156] exit_group(0 [pid 1159] <... futex resumed>) = ? [pid 1156] <... exit_group resumed>) = ? [pid 1159] +++ exited with 0 +++ [pid 1157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1156] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1164 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1157] <... mmap resumed>) = 0x7ff80b96e000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1162 attached [pid 1157] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1162] set_robust_list(0x5555656516a0, 24) = 0 [pid 1162] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1163 attached [pid 1163] set_robust_list(0x5555656516a0, 24 [pid 1157] <... mprotect resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1162] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1162] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1163] <... set_robust_list resumed>) = 0 [pid 1163] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1162] <... prctl resumed>) = 0 [pid 1162] setpgid(0, 0) = 0 [pid 1162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1157] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1163] <... prctl resumed>) = 0 [pid 1157] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1163] setpgid(0, 0 [pid 1157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1163] <... setpgid resumed>) = 0 [pid 1163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1162] <... openat resumed>) = 3 [pid 1157] <... clone3 resumed> => {parent_tid=[1166]}, 88) = 1166 [pid 1163] <... openat resumed>) = 3 [pid 1157] rt_sigprocmask(SIG_SETMASK, [] [pid 1162] write(3, "1000", 4) = 4 [pid 1162] close(3 [pid 1157] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1162] <... close resumed>) = 0 [pid 1157] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1164 attached [pid 1163] write(3, "1000", 4 [pid 1162] write(1, "executing program\n", 18 [pid 1157] <... futex resumed>) = 0 [pid 1164] set_robust_list(0x5555656516a0, 24 [pid 1163] <... write resumed>) = 4 [pid 1162] <... write resumed>) = 18 executing program [pid 1157] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1164] <... set_robust_list resumed>) = 0 [pid 1163] close(3 [pid 1162] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1164] rt_sigprocmask(SIG_SETMASK, [] [pid 1163] <... close resumed>) = 0 [pid 1162] <... futex resumed>) = 0 [pid 1164] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1163] write(1, "executing program\n", 18 [pid 1162] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1163] <... write resumed>) = 18 [pid 1162] <... rt_sigaction resumed>, NULL, 8) = 0 executing program [pid 1164] <... prctl resumed>) = 0 [pid 1163] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1162] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1164] setpgid(0, 0 [pid 1163] <... futex resumed>) = 0 [pid 1162] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1164] <... setpgid resumed>) = 0 [pid 1163] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1162] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1163] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1162] <... mmap resumed>) = 0x7ff80b96e000 [pid 1164] <... openat resumed>) = 3 [pid 1163] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1162] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1164] write(3, "1000", 4 [pid 1163] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1162] <... mprotect resumed>) = 0 [pid 1164] <... write resumed>) = 4 [pid 1163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1162] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1164] close(3 [pid 1163] <... mmap resumed>) = 0x7ff80b96e000 [pid 1162] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1164] <... close resumed>) = 0 [pid 1163] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1162] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1164] write(1, "executing program\n", 18 [pid 1163] <... mprotect resumed>) = 0 [pid 1164] <... write resumed>) = 18 [pid 1163] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1162] <... clone3 resumed> => {parent_tid=[1167]}, 88) = 1167 executing program [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1164] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1163] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1162] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1164] <... futex resumed>) = 0 [pid 1163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1162] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1164] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1162] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1164] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1163] <... clone3 resumed> => {parent_tid=[1168]}, 88) = 1168 [pid 1162] <... futex resumed>) = 0 [pid 1164] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1163] rt_sigprocmask(SIG_SETMASK, [] [pid 1162] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1164] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1163] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1163] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1164] <... mmap resumed>) = 0x7ff80b96e000 [pid 1163] <... futex resumed>) = 0 [pid 1164] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1163] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1164] <... mprotect resumed>) = 0 [pid 1164] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1164] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1169 [pid 1164] <... clone3 resumed> => {parent_tid=[1170]}, 88) = 1170 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1164] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1164] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1164] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1164] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1166 attached [pid 1166] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1166] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1166] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1166] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1157] <... futex resumed>) = 0 [pid 1157] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1157] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1166] <... futex resumed>) = 1 [pid 1166] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1166] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1157] <... futex resumed>) = 0 [pid 1157] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1157] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1166] <... futex resumed>) = 1 [pid 1166] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1166] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1157] <... futex resumed>) = 0 [pid 1157] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1157] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1166] <... futex resumed>) = 1 [pid 1166] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1166] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1157] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1168 attached [pid 1166] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1157] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1167 attached [pid 1168] set_robust_list(0x7ff80b98e9a0, 24 [pid 1166] <... clone3 resumed>) = 1171 [pid 1157] <... futex resumed>) = 0 [pid 1168] <... set_robust_list resumed>) = 0 [pid 1157] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1168] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1166] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1168] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1166] <... futex resumed>) = 1 [pid 1157] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1170 attached [pid 1168] <... socket resumed>) = 3 [pid 1166] ioctl(3, PPPIOCSFLAGS, 0 [pid 1157] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1170] set_robust_list(0x7ff80b98e9a0, 24 [pid 1168] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1166] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1157] <... futex resumed>) = 0 [pid 1170] <... set_robust_list resumed>) = 0 [pid 1168] <... futex resumed>) = 1 [pid 1166] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1163] <... futex resumed>) = 0 [pid 1157] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1169 attached [pid 1170] rt_sigprocmask(SIG_SETMASK, [] [pid 1168] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1166] <... futex resumed>) = 0 [pid 1163] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1170] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1169] set_robust_list(0x5555656516a0, 24 [pid 1168] <... socket resumed>) = 4 [pid 1167] set_robust_list(0x7ff80b98e9a0, 24 [pid 1166] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1163] <... futex resumed>) = 0 [pid 1157] exit_group(0 [pid 1170] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1169] <... set_robust_list resumed>) = 0 [pid 1168] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1166] <... futex resumed>) = ? [pid 1163] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1157] <... exit_group resumed>) = ? [pid 1170] <... socket resumed>) = 3 [pid 1169] rt_sigprocmask(SIG_SETMASK, [] [pid 1168] <... futex resumed>) = 0 [pid 1167] <... set_robust_list resumed>) = 0 [pid 1166] +++ exited with 0 +++ [pid 1163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1157] +++ exited with 0 +++ [pid 1170] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1169] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1168] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1163] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1170] <... futex resumed>) = 1 [pid 1169] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1168] <... connect resumed>) = -1 EEXIST (File exists) [pid 1167] rt_sigprocmask(SIG_SETMASK, [] [pid 1164] <... futex resumed>) = 0 [pid 1163] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1170] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1169] <... prctl resumed>) = 0 [pid 1168] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1164] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1163] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1170] <... socket resumed>) = 4 [pid 1169] setpgid(0, 0 [pid 1168] <... futex resumed>) = 0 [pid 1167] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1164] <... futex resumed>) = 0 [pid 1163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1170] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1169] <... setpgid resumed>) = 0 [pid 1168] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1164] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1163] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1170] <... futex resumed>) = 0 [pid 1169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1167] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1163] <... futex resumed>) = 0 [pid 1170] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1169] <... openat resumed>) = 3 [pid 1168] sendfile(-1, -1, [3 [pid 1164] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1163] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1169] write(3, "1000", 4 [pid 1168] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1167] <... socket resumed>) = 3 [pid 1164] <... futex resumed>) = 0 [pid 1170] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1169] <... write resumed>) = 4 [pid 1168] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1164] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1170] <... connect resumed>) = -1 EEXIST (File exists) [pid 1169] close(3 [pid 1168] <... futex resumed>) = 1 [pid 1163] <... futex resumed>) = 0 [pid 1170] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1169] <... close resumed>) = 0 [pid 1168] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1163] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1170] <... futex resumed>) = 1 [pid 1169] write(1, "executing program\n", 18 [pid 1168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1164] <... futex resumed>) = 0 [pid 1163] <... futex resumed>) = 0 [pid 1170] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1169] <... write resumed>) = 18 executing program [pid 1168] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1164] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1163] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1169] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1168] <... clone3 resumed>) = 1172 [pid 1167] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1164] <... futex resumed>) = 0 [pid 1170] sendfile(-1, -1, [3 [pid 1169] <... futex resumed>) = 0 [pid 1168] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1167] <... futex resumed>) = 1 [pid 1164] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1162] <... futex resumed>) = 0 [pid 1170] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1169] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1168] <... futex resumed>) = 1 [pid 1163] <... futex resumed>) = 0 [pid 1162] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1170] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1169] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1168] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1167] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1163] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1162] <... futex resumed>) = 0 [pid 1170] <... futex resumed>) = 1 [pid 1169] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1167] <... socket resumed>) = 4 [pid 1164] <... futex resumed>) = 0 [pid 1163] <... futex resumed>) = 0 [pid 1162] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1170] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1169] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1168] ioctl(3, PPPIOCSFLAGS, 0 [pid 1167] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1164] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1163] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... restart_syscall resumed>) = 0 [pid 1170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1169] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1168] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1167] <... futex resumed>) = 0 [pid 1164] <... futex resumed>) = 0 [pid 1162] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1170] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1169] <... mmap resumed>) = 0x7ff80b96e000 [pid 1168] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1167] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1164] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1162] <... futex resumed>) = 0 [pid 1170] <... clone3 resumed>) = 1173 [pid 1169] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1168] <... futex resumed>) = 1 [pid 1163] <... futex resumed>) = 0 [pid 1162] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1170] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1169] <... mprotect resumed>) = 0 [pid 1168] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1167] <... connect resumed>) = -1 EEXIST (File exists) [pid 1163] exit_group(0 [pid 1170] <... futex resumed>) = 1 [pid 1169] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1168] <... futex resumed>) = ? [pid 1164] <... futex resumed>) = 0 [pid 1163] <... exit_group resumed>) = ? [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1170] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1169] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1168] +++ exited with 0 +++ [pid 1167] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1164] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1163] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1169] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1164] <... futex resumed>) = 0 [pid 1170] ioctl(3, PPPIOCSFLAGS, 0 [pid 1164] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1170] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1169] <... clone3 resumed> => {parent_tid=[1174]}, 88) = 1174 [pid 1170] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1169] rt_sigprocmask(SIG_SETMASK, [] [pid 1170] <... futex resumed>) = 1 [pid 1169] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1164] <... futex resumed>) = 0 [pid 1170] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1169] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1164] exit_group(0 [pid 1170] <... futex resumed>) = ? [pid 1169] <... futex resumed>) = 0 [pid 1164] <... exit_group resumed>) = ? [pid 1170] +++ exited with 0 +++ [pid 1169] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1167] <... futex resumed>) = 1 [pid 1164] +++ exited with 0 +++ [pid 1162] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1162] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1162] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1174 attached [pid 1174] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1174] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1167] sendfile(-1, -1, [3 [pid 1174] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1174] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1169] <... futex resumed>) = 0 [pid 1169] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1169] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1174] <... futex resumed>) = 1 [pid 1174] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1167] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1175 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1167] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1167] <... futex resumed>) = 1 [pid 1162] <... futex resumed>) = 0 [pid 1167] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1162] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1162] <... futex resumed>) = 0 [pid 1167] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1162] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1174] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1169] <... futex resumed>) = 0 [pid 1169] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1169] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1174] <... futex resumed>) = 1 [pid 1174] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1174] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1169] <... futex resumed>) = 0 [pid 1169] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1167] <... clone3 resumed>) = 1176 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1169] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1167] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1174] <... futex resumed>) = 1 [pid 1174] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1174] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1169] <... futex resumed>) = 0 [pid 1169] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1169] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1174] <... futex resumed>) = 1 [pid 1174] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1167] <... futex resumed>) = 1 [pid 1162] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1177 [pid 1167] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1162] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1162] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1178 [pid 1167] ioctl(3, PPPIOCSFLAGS, 0 [pid 1162] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1167] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1167] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1174] <... clone3 resumed>) = 1179 [pid 1167] <... futex resumed>) = 1 [pid 1162] <... futex resumed>) = 0 [pid 1167] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1162] exit_group(0 [pid 1167] <... futex resumed>) = ? [pid 1162] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1178 attached ci2-android-5-10/strace-static-x86_64: Process 1177 attached ci2-android-5-10/strace-static-x86_64: Process 1175 attached [pid 1174] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1167] +++ exited with 0 +++ [pid 1162] +++ exited with 0 +++ [pid 1178] set_robust_list(0x5555656516a0, 24 [pid 1177] set_robust_list(0x5555656516a0, 24 [pid 1175] set_robust_list(0x5555656516a0, 24 [pid 1169] <... futex resumed>) = 0 [pid 1169] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1169] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1174] <... futex resumed>) = 1 [pid 1174] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1174] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1169] <... futex resumed>) = 0 [pid 1169] exit_group(0) = ? [pid 1174] <... futex resumed>) = ? [pid 1174] +++ exited with 0 +++ [pid 1169] +++ exited with 0 +++ [pid 1178] <... set_robust_list resumed>) = 0 [pid 1178] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1178] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1178] <... prctl resumed>) = 0 [pid 1178] setpgid(0, 0) = 0 [pid 1178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1178] write(3, "1000", 4) = 4 [pid 1178] close(3) = 0 [pid 1178] write(1, "executing program\n", 18) = 18 [pid 1178] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1178] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1178] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1178] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1178] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1178] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1178] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1178] <... clone3 resumed> => {parent_tid=[1180]}, 88) = 1180 [pid 1178] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1178] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1178] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1181 attached [pid 1181] set_robust_list(0x5555656516a0, 24) = 0 [pid 1181] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1181] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1181 [pid 1181] <... prctl resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1182 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1181] setpgid(0, 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1181] <... setpgid resumed>) = 0 [pid 1181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1177] <... set_robust_list resumed>) = 0 [pid 1175] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1180 attached [pid 1181] <... openat resumed>) = 3 [pid 1177] rt_sigprocmask(SIG_SETMASK, [] [pid 1175] rt_sigprocmask(SIG_SETMASK, [] [pid 1181] write(3, "1000", 4) = 4 [pid 1181] close(3) = 0 executing program [pid 1181] write(1, "executing program\n", 18) = 18 [pid 1181] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1181] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1177] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1175] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1181] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1181] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1175] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 1182 attached [pid 1181] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1180] set_robust_list(0x7ff80b98e9a0, 24 [pid 1177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1175] <... prctl resumed>) = 0 [pid 1177] <... prctl resumed>) = 0 [pid 1177] setpgid(0, 0) = 0 [pid 1177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1180] <... set_robust_list resumed>) = 0 [pid 1177] <... openat resumed>) = 3 [pid 1175] setpgid(0, 0 [pid 1177] write(3, "1000", 4) = 4 [pid 1177] close(3) = 0 executing program [pid 1177] write(1, "executing program\n", 18 [pid 1175] <... setpgid resumed>) = 0 [pid 1177] <... write resumed>) = 18 [pid 1177] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1177] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1177] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1177] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1175] <... openat resumed>) = 3 [pid 1177] <... mmap resumed>) = 0x7ff80b96e000 [pid 1175] write(3, "1000", 4 [pid 1177] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1175] <... write resumed>) = 4 [pid 1177] <... mprotect resumed>) = 0 [pid 1175] close(3 [pid 1177] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1175] <... close resumed>) = 0 [pid 1177] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1175] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 1183 attached [pid 1182] set_robust_list(0x5555656516a0, 24 executing program [pid 1181] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1180] rt_sigprocmask(SIG_SETMASK, [] [pid 1175] <... write resumed>) = 18 [pid 1183] set_robust_list(0x7ff80b98e9a0, 24 [pid 1177] <... clone3 resumed> => {parent_tid=[1183]}, 88) = 1183 [pid 1183] <... set_robust_list resumed>) = 0 [pid 1177] rt_sigprocmask(SIG_SETMASK, [] [pid 1175] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1183] rt_sigprocmask(SIG_SETMASK, [] [pid 1177] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1175] <... futex resumed>) = 0 [pid 1183] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1177] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1183] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1177] <... futex resumed>) = 0 [pid 1175] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1183] <... socket resumed>) = 3 [pid 1182] <... set_robust_list resumed>) = 0 [pid 1181] <... mmap resumed>) = 0x7ff80b96e000 [pid 1180] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1177] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1175] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1183] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1180] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1175] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1183] <... futex resumed>) = 1 [pid 1177] <... futex resumed>) = 0 [pid 1175] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1183] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1180] <... socket resumed>) = 3 [pid 1177] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1183] <... socket resumed>) = 4 [pid 1182] rt_sigprocmask(SIG_SETMASK, [] [pid 1181] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1180] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1177] <... futex resumed>) = 0 [pid 1175] <... mmap resumed>) = 0x7ff80b96e000 [pid 1183] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1177] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1175] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1183] <... futex resumed>) = 0 [pid 1180] <... futex resumed>) = 1 [pid 1178] <... futex resumed>) = 0 [pid 1177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1183] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1180] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1178] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1177] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1175] <... mprotect resumed>) = 0 [pid 1183] <... connect resumed>) = -1 EEXIST (File exists) [pid 1180] <... socket resumed>) = 4 [pid 1178] <... futex resumed>) = 0 [pid 1177] <... futex resumed>) = 0 [pid 1183] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1180] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1178] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1177] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1175] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1183] <... futex resumed>) = 0 [pid 1180] <... futex resumed>) = 0 [pid 1178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1175] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1183] sendfile(-1, -1, [3 [pid 1180] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1178] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1177] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1183] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1180] <... connect resumed>) = -1 EEXIST (File exists) [pid 1178] <... futex resumed>) = 0 [pid 1177] <... futex resumed>) = 0 [pid 1183] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1180] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1178] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1177] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1183] <... futex resumed>) = 0 [pid 1180] <... futex resumed>) = 0 [pid 1178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1175] <... clone3 resumed> => {parent_tid=[1184]}, 88) = 1184 [pid 1183] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1180] sendfile(-1, -1, [3 [pid 1178] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1177] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1182] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1175] rt_sigprocmask(SIG_SETMASK, [] [pid 1183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1181] <... mprotect resumed>) = 0 [pid 1180] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1178] <... futex resumed>) = 0 [pid 1177] <... futex resumed>) = 0 [pid 1175] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1183] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1182] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1181] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1180] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1178] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1177] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1175] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1184 attached [pid 1183] <... clone3 resumed>) = 1185 [pid 1182] <... prctl resumed>) = 0 [pid 1181] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1180] <... futex resumed>) = 0 [pid 1178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1175] <... futex resumed>) = 0 [pid 1184] set_robust_list(0x7ff80b98e9a0, 24 [pid 1183] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1182] setpgid(0, 0 [pid 1181] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1180] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1183] <... futex resumed>) = 1 [pid 1177] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1186 attached [pid 1184] <... set_robust_list resumed>) = 0 [pid 1183] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1182] <... setpgid resumed>) = 0 [pid 1180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1178] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1177] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1175] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1177] <... futex resumed>) = 0 [pid 1183] ioctl(3, PPPIOCSFLAGS, 0 [pid 1177] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1183] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1184] rt_sigprocmask(SIG_SETMASK, [] [pid 1183] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1181] <... clone3 resumed> => {parent_tid=[1186]}, 88) = 1186 [pid 1180] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1178] <... futex resumed>) = 0 [pid 1183] <... futex resumed>) = 1 [pid 1177] <... futex resumed>) = 0 [pid 1183] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1178] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1177] exit_group(0 [pid 1183] <... futex resumed>) = ? [pid 1177] <... exit_group resumed>) = ? [pid 1186] set_robust_list(0x7ff80b98e9a0, 24 [pid 1184] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1183] +++ exited with 0 +++ [pid 1182] <... openat resumed>) = 3 [pid 1181] rt_sigprocmask(SIG_SETMASK, [] [pid 1180] <... clone3 resumed>) = 1187 [pid 1177] +++ exited with 0 +++ [pid 1186] <... set_robust_list resumed>) = 0 [pid 1186] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1186] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1184] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1184] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1182] write(3, "1000", 4 [pid 1181] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1184] <... futex resumed>) = 1 [pid 1180] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1175] <... futex resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1184] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1182] <... write resumed>) = 4 [pid 1182] close(3) = 0 [pid 1182] write(1, "executing program\n", 18) = 18 [pid 1181] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1180] <... futex resumed>) = 1 [pid 1178] <... futex resumed>) = 0 [pid 1175] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1182] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1182] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1182] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 executing program [pid 1182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1186] <... futex resumed>) = 0 [pid 1184] <... futex resumed>) = 0 [pid 1182] <... mmap resumed>) = 0x7ff80b96e000 [pid 1181] <... futex resumed>) = 1 [pid 1180] ioctl(3, PPPIOCSFLAGS, 0 [pid 1178] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1175] <... futex resumed>) = 1 [pid 1182] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1182] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1184] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1182] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1181] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1180] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1178] <... futex resumed>) = 0 [pid 1175] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1188]}, 88) = 1188 [pid 1184] <... socket resumed>) = 4 [pid 1182] rt_sigprocmask(SIG_SETMASK, [] [pid 1178] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1182] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1180] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 1188 attached [pid 1186] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1184] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1182] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1182] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1180] <... futex resumed>) = 0 [pid 1180] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1178] exit_group(0 [pid 1186] <... socket resumed>) = 3 [pid 1184] <... futex resumed>) = 1 [pid 1180] <... futex resumed>) = ? [pid 1178] <... exit_group resumed>) = ? [pid 1175] <... futex resumed>) = 0 [pid 1188] set_robust_list(0x7ff80b98e9a0, 24 [pid 1186] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1184] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1180] +++ exited with 0 +++ [pid 1178] +++ exited with 0 +++ [pid 1175] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1188] <... set_robust_list resumed>) = 0 [pid 1188] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1188] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1188] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1182] <... futex resumed>) = 0 [pid 1188] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1182] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1188] <... socket resumed>) = 4 [pid 1186] <... futex resumed>) = 1 [pid 1184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1182] <... futex resumed>) = 0 [pid 1181] <... futex resumed>) = 0 [pid 1175] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1188] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1182] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1188] <... futex resumed>) = 0 [pid 1182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1188] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1186] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1184] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1182] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1181] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1175] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1188] <... connect resumed>) = -1 EEXIST (File exists) [pid 1186] <... socket resumed>) = 4 [pid 1184] <... connect resumed>) = -1 EEXIST (File exists) [pid 1182] <... futex resumed>) = 0 [pid 1181] <... futex resumed>) = 0 [pid 1188] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1186] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1184] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1182] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1181] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1188] <... futex resumed>) = 0 [pid 1186] <... futex resumed>) = 0 [pid 1184] <... futex resumed>) = 1 [pid 1182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1175] <... futex resumed>) = 0 [pid 1188] sendfile(-1, -1, [3 [pid 1186] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1184] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1182] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1181] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1188] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1182] <... futex resumed>) = 0 [pid 1175] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1181] <... futex resumed>) = 0 [pid 1188] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1186] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1184] sendfile(-1, -1, [3 [pid 1182] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1181] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1175] <... futex resumed>) = 0 [pid 1188] <... futex resumed>) = 0 [pid 1186] <... connect resumed>) = -1 EEXIST (File exists) [pid 1184] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1175] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1188] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1186] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1184] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1182] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... restart_syscall resumed>) = 0 [pid 1188] <... clone3 resumed>) = 1189 [pid 1186] <... futex resumed>) = 1 [pid 1184] <... futex resumed>) = 0 [pid 1182] <... futex resumed>) = 0 [pid 1181] <... futex resumed>) = 0 [pid 1188] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1182] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1188] <... futex resumed>) = 0 [pid 1182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1175] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1186] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1184] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1181] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 [pid 1188] ioctl(3, PPPIOCSFLAGS, 0 [pid 1182] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1188] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1182] <... futex resumed>) = 0 [pid 1188] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1182] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1188] <... futex resumed>) = 0 [pid 1182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1188] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1182] exit_group(0 [pid 1175] <... futex resumed>) = 0 [pid 1188] <... futex resumed>) = ? [pid 1186] sendfile(-1, -1, [3 [pid 1184] <... clone3 resumed>) = 1190 [pid 1182] <... exit_group resumed>) = ? [pid 1181] <... futex resumed>) = 0 [pid 1188] +++ exited with 0 +++ [pid 1186] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1184] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1182] +++ exited with 0 +++ [pid 1175] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1181] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1186] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1184] <... futex resumed>) = 0 [pid 1175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1186] <... futex resumed>) = 1 [pid 1184] ioctl(3, PPPIOCSFLAGS, 0 [pid 1181] <... futex resumed>) = 0 [pid 1175] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1191 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1191 attached [pid 1191] set_robust_list(0x5555656516a0, 24 [pid 1186] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1184] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1181] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1175] <... futex resumed>) = 0 [pid 1191] <... set_robust_list resumed>) = 0 [pid 1191] rt_sigprocmask(SIG_SETMASK, [] [pid 1175] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1184] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1181] <... futex resumed>) = 0 [pid 1191] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1191] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1186] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1184] <... futex resumed>) = 0 [pid 1181] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1192 [pid 1191] <... prctl resumed>) = 0 [pid 1191] setpgid(0, 0) = 0 [pid 1191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1191] write(3, "1000", 4) = 4 [pid 1186] <... clone3 resumed>) = 1193 [pid 1191] close(3 [pid 1175] exit_group(0 [pid 1184] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1175] <... exit_group resumed>) = ? [pid 1184] <... futex resumed>) = ? [pid 1186] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1191] <... close resumed>) = 0 [pid 1191] write(1, "executing program\n", 18) = 18 [pid 1191] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1191] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1191] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1191] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 executing program [pid 1184] +++ exited with 0 +++ [pid 1175] +++ exited with 0 +++ [pid 1186] <... futex resumed>) = 1 [pid 1181] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1191] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1191] <... mprotect resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1191] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1191] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1194 attached [pid 1186] ioctl(3, PPPIOCSFLAGS, 0 [pid 1181] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1192 attached [pid 1191] <... clone3 resumed> => {parent_tid=[1194]}, 88) = 1194 [pid 1192] set_robust_list(0x5555656516a0, 24 [pid 1191] rt_sigprocmask(SIG_SETMASK, [] [pid 1192] <... set_robust_list resumed>) = 0 [pid 1191] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1192] rt_sigprocmask(SIG_SETMASK, [] [pid 1191] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1186] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1181] <... futex resumed>) = 0 [pid 1192] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1191] <... futex resumed>) = 0 [pid 1192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1191] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1181] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1194] set_robust_list(0x7ff80b98e9a0, 24 [pid 1186] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1192] <... prctl resumed>) = 0 [pid 1192] setpgid(0, 0) = 0 [pid 1192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1186] <... futex resumed>) = 0 [pid 1181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1194] <... set_robust_list resumed>) = 0 [pid 1192] <... openat resumed>) = 3 [pid 1186] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1181] exit_group(0 [pid 1192] write(3, "1000", 4 [pid 300] <... restart_syscall resumed>) = 0 [pid 1192] <... write resumed>) = 4 [pid 1194] rt_sigprocmask(SIG_SETMASK, [] [pid 1192] close(3 [pid 1186] <... futex resumed>) = ? [pid 1181] <... exit_group resumed>) = ? [pid 1192] <... close resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1192] write(1, "executing program\n", 18 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1192] <... write resumed>) = 18 executing program [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1192] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1186] +++ exited with 0 +++ [pid 1181] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 [pid 1192] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1181, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1195 [pid 1192] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1195 attached [pid 1194] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1192] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1195] set_robust_list(0x5555656516a0, 24 [pid 1192] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1192] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1196 attached [pid 1195] <... set_robust_list resumed>) = 0 [pid 1194] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1197 attached [pid 1195] rt_sigprocmask(SIG_SETMASK, [] [pid 1194] <... socket resumed>) = 3 [pid 1192] <... mmap resumed>) = 0x7ff80b96e000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1196 [pid 1192] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1197 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1192] <... mprotect resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1195] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1194] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1192] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1192] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1194] <... futex resumed>) = 1 [pid 1192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1191] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1198 attached [pid 1197] set_robust_list(0x5555656516a0, 24 [pid 1196] set_robust_list(0x5555656516a0, 24 [pid 1195] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1194] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1191] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1192] <... clone3 resumed> => {parent_tid=[1198]}, 88) = 1198 [pid 1191] <... futex resumed>) = 0 [pid 1192] rt_sigprocmask(SIG_SETMASK, [] [pid 1191] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1198] set_robust_list(0x7ff80b98e9a0, 24 [pid 1197] <... set_robust_list resumed>) = 0 [pid 1196] <... set_robust_list resumed>) = 0 [pid 1195] <... prctl resumed>) = 0 [pid 1194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1192] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1192] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1192] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1198] <... set_robust_list resumed>) = 0 [pid 1198] rt_sigprocmask(SIG_SETMASK, [] [pid 1196] rt_sigprocmask(SIG_SETMASK, [] [pid 1195] setpgid(0, 0 [pid 1194] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1198] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1198] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1198] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1192] <... futex resumed>) = 0 [pid 1198] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1196] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1195] <... setpgid resumed>) = 0 [pid 1197] rt_sigprocmask(SIG_SETMASK, [] [pid 1194] <... socket resumed>) = 4 [pid 1192] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1198] <... socket resumed>) = 4 [pid 1192] <... futex resumed>) = 0 [pid 1198] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1192] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1198] <... futex resumed>) = 0 [pid 1192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1198] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1194] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1192] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1198] <... connect resumed>) = -1 EEXIST (File exists) [pid 1196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1192] <... futex resumed>) = 0 [pid 1198] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1192] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1198] <... futex resumed>) = 0 [pid 1192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1198] sendfile(-1, -1, [3 [pid 1192] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1198] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1192] <... futex resumed>) = 0 [pid 1198] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1192] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1198] <... futex resumed>) = 0 [pid 1192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1198] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1192] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1198] <... clone3 resumed>) = 1199 [pid 1197] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1196] <... prctl resumed>) = 0 [pid 1195] <... openat resumed>) = 3 [pid 1194] <... futex resumed>) = 1 [pid 1192] <... futex resumed>) = 0 [pid 1191] <... futex resumed>) = 0 [pid 1198] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1192] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1198] <... futex resumed>) = 0 [pid 1192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1198] ioctl(3, PPPIOCSFLAGS, 0 [pid 1192] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1198] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1192] <... futex resumed>) = 0 [pid 1198] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1196] setpgid(0, 0 [pid 1195] write(3, "1000", 4 [pid 1194] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1192] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1191] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1198] <... futex resumed>) = 0 [pid 1192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1198] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1195] <... write resumed>) = 4 [pid 1194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1192] exit_group(0 [pid 1191] <... futex resumed>) = 0 [pid 1196] <... setpgid resumed>) = 0 [pid 1198] <... futex resumed>) = ? [pid 1197] <... prctl resumed>) = 0 [pid 1192] <... exit_group resumed>) = ? [pid 1198] +++ exited with 0 +++ [pid 1197] setpgid(0, 0 [pid 1196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1195] close(3 [pid 1194] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1192] +++ exited with 0 +++ [pid 1191] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1197] <... setpgid resumed>) = 0 [pid 1197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1195] <... close resumed>) = 0 [pid 1194] <... connect resumed>) = -1 EEXIST (File exists) [pid 1197] write(3, "1000", 4 [pid 1196] <... openat resumed>) = 3 [pid 1195] write(1, "executing program\n", 18 [pid 1194] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1192, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 1197] <... write resumed>) = 4 [pid 1197] close(3) = 0 [pid 1197] write(1, "executing program\n", 18) = 18 executing program [pid 1197] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1197] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1196] write(3, "1000", 4 [pid 1195] <... write resumed>) = 18 [pid 1194] <... futex resumed>) = 1 [pid 1191] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1197] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1196] <... write resumed>) = 4 [pid 1195] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1194] sendfile(-1, -1, [3 [pid 1191] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1197] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1196] close(3 [pid 1195] <... futex resumed>) = 0 [pid 1194] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1191] <... futex resumed>) = 0 [pid 1197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1196] <... close resumed>) = 0 [pid 1195] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1194] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1191] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1197] <... mmap resumed>) = 0x7ff80b96e000 executing program [pid 1196] write(1, "executing program\n", 18 [pid 1195] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1194] <... futex resumed>) = 0 [pid 1191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... restart_syscall resumed>) = 0 [pid 1196] <... write resumed>) = 18 [pid 1195] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1194] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1191] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1196] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1195] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1191] <... futex resumed>) = 0 [pid 1196] <... futex resumed>) = 0 [pid 1195] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1194] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1191] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1197] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1196] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1195] <... mmap resumed>) = 0x7ff80b96e000 [pid 1194] <... clone3 resumed>) = 1200 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1197] <... mprotect resumed>) = 0 [pid 1196] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1195] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1194] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1196] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1195] <... mprotect resumed>) = 0 [pid 1194] <... futex resumed>) = 1 [pid 1191] <... futex resumed>) = 0 [pid 1196] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1195] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1194] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1191] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1201 [pid 1197] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1195] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1191] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1196] <... mmap resumed>) = 0x7ff80b96e000 [pid 1195] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1194] ioctl(3, PPPIOCSFLAGS, 0 [pid 1191] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1196] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1194] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1196] <... mprotect resumed>) = 0 [pid 1195] <... clone3 resumed> => {parent_tid=[1202]}, 88) = 1202 [pid 1194] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1196] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1195] rt_sigprocmask(SIG_SETMASK, [] [pid 1194] <... futex resumed>) = 1 [pid 1191] <... futex resumed>) = 0 [pid 1196] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1195] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1194] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1191] exit_group(0 [pid 1196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1195] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1194] <... futex resumed>) = ? [pid 1191] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1201 attached [pid 1195] <... futex resumed>) = 0 [pid 1194] +++ exited with 0 +++ [pid 1191] +++ exited with 0 +++ [pid 1201] set_robust_list(0x5555656516a0, 24 [pid 1197] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1196] <... clone3 resumed> => {parent_tid=[1203]}, 88) = 1203 [pid 1195] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1201] <... set_robust_list resumed>) = 0 [pid 1196] rt_sigprocmask(SIG_SETMASK, [] [pid 1201] rt_sigprocmask(SIG_SETMASK, [] [pid 1196] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1201] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1196] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1201] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1196] <... futex resumed>) = 0 [pid 1201] <... prctl resumed>) = 0 [pid 1196] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1202 attached [pid 1201] setpgid(0, 0 [pid 1197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1201] <... setpgid resumed>) = 0 [pid 1201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1201] write(3, "1000", 4) = 4 [pid 1201] close(3) = 0 [pid 1201] write(1, "executing program\n", 18) = 18 executing program [pid 1201] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1203 attached ) = 0 [pid 1203] set_robust_list(0x7ff80b98e9a0, 24 [pid 1201] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1203] <... set_robust_list resumed>) = 0 [pid 1201] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1203] rt_sigprocmask(SIG_SETMASK, [] [pid 1201] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1203] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1201] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1203] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1201] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1203] <... socket resumed>) = 3 [pid 1201] <... mmap resumed>) = 0x7ff80b96e000 [pid 1203] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1201] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1203] <... futex resumed>) = 1 [pid 1201] <... mprotect resumed>) = 0 [pid 1196] <... futex resumed>) = 0 [pid 1203] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1201] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1196] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1201] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1196] <... futex resumed>) = 0 [pid 1203] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1201] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1196] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1203] <... socket resumed>) = 4 [pid 1202] set_robust_list(0x7ff80b98e9a0, 24 [pid 1203] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1201] <... clone3 resumed> => {parent_tid=[1204]}, 88) = 1204 ci2-android-5-10/strace-static-x86_64: Process 1205 attached [pid 1203] <... futex resumed>) = 1 [pid 1202] <... set_robust_list resumed>) = 0 [pid 1201] rt_sigprocmask(SIG_SETMASK, [] [pid 1197] <... clone3 resumed> => {parent_tid=[1205]}, 88) = 1205 [pid 1196] <... futex resumed>) = 0 [pid 1205] set_robust_list(0x7ff80b98e9a0, 24 [pid 1203] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1202] rt_sigprocmask(SIG_SETMASK, [] [pid 1201] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1196] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1201] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1196] <... futex resumed>) = 0 [pid 1203] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1201] <... futex resumed>) = 0 [pid 1196] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1205] <... set_robust_list resumed>) = 0 [pid 1202] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 39.785422][ T1141] ------------[ cut here ]------------ [ 39.791228][ T1141] WARNING: CPU: 1 PID: 1141 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 39.802335][ T1141] Modules linked in: [ 39.806626][ T1141] CPU: 1 PID: 1141 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 39.817191][ T1141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 39.828390][ T1141] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [pid 1201] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1197] rt_sigprocmask(SIG_SETMASK, [] [pid 1205] rt_sigprocmask(SIG_SETMASK, [] [pid 1202] socket(AF_PPPOX, SOCK_STREAM, 1ci2-android-5-10/strace-static-x86_64: Process 1204 attached [pid 1204] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1204] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1204] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1204] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1201] <... futex resumed>) = 0 [pid 1201] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1201] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1204] <... futex resumed>) = 1 [pid 1204] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1204] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1201] <... futex resumed>) = 0 [pid 1201] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1201] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1204] <... futex resumed>) = 1 [pid 1197] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1205] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1205] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1204] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1202] <... socket resumed>) = 3 [pid 1197] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1204] <... connect resumed>) = -1 EEXIST (File exists) [pid 1204] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1201] <... futex resumed>) = 0 [pid 1204] sendfile(-1, -1, [3 [pid 1201] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1204] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1201] <... futex resumed>) = 0 [pid 1204] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1201] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1204] <... futex resumed>) = 0 [pid 1201] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1204] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1201] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1204] <... clone3 resumed>) = 1206 [pid 1201] <... futex resumed>) = 0 [pid 1201] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1204] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1201] <... futex resumed>) = 0 [pid 1204] ioctl(3, PPPIOCSFLAGS, 0 [pid 1201] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1204] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1201] <... futex resumed>) = 0 [pid 1204] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1201] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1204] <... futex resumed>) = 0 [pid 1202] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1201] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1205] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1204] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1201] exit_group(0 [pid 1197] <... futex resumed>) = 0 [pid 1204] <... futex resumed>) = ? [pid 1201] <... exit_group resumed>) = ? [pid 1205] <... socket resumed>) = 3 [pid 1204] +++ exited with 0 +++ [pid 1202] <... futex resumed>) = 1 [pid 1201] +++ exited with 0 +++ [pid 1197] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1195] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1195] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1195] <... futex resumed>) = 0 [pid 1195] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1207 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1207 attached [pid 1207] set_robust_list(0x5555656516a0, 24) = 0 [pid 1207] rt_sigprocmask(SIG_SETMASK, [] [pid 1205] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1202] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1207] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1207] setpgid(0, 0) = 0 [pid 1207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1207] write(3, "1000", 4 [pid 1205] <... futex resumed>) = 0 [pid 1202] <... socket resumed>) = 4 [pid 1197] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1207] <... write resumed>) = 4 [pid 1207] close(3 [pid 1205] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1197] <... futex resumed>) = 0 [pid 1202] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1205] <... socket resumed>) = 4 [pid 1197] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1208 attached [pid 1205] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1202] <... futex resumed>) = 1 [pid 1195] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1208 [pid 1195] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1195] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1207] <... close resumed>) = 0 [pid 1207] write(1, "executing program\n", 18) = 18 [pid 1207] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1207] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1207] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1207] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1207] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1207] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1207] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1209]}, 88) = 1209 [pid 1207] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1207] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1207] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1209 attached [pid 1205] <... futex resumed>) = 0 [pid 1197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1202] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1209] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1209] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1209] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1196] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b94d000 [pid 1196] mprotect(0x7ff80b94e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1196] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b96d990, parent_tid=0x7ff80b96d990, exit_signal=0, stack=0x7ff80b94d000, stack_size=0x20300, tls=0x7ff80b96d6c0} [pid 1205] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1197] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1202] <... connect resumed>) = -1 EEXIST (File exists) [pid 1197] <... futex resumed>) = 0 [pid 1196] <... clone3 resumed> => {parent_tid=[1210]}, 88) = 1210 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1208] set_robust_list(0x5555656516a0, 24 [pid 1196] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 39.835650][ T1141] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 39.858665][ T1141] RSP: 0018:ffffc90001cf7c40 EFLAGS: 00010293 [ 39.866034][ T1141] RAX: ffffffff842f41a7 RBX: ffff888111453000 RCX: ffff888111413b40 [ 39.876678][ T1141] RDX: 0000000000000000 RSI: 00000000117b9800 RDI: 000000000c04eb7d [pid 1196] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1196] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1209] <... socket resumed>) = 3 [pid 1209] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1207] <... futex resumed>) = 0 [pid 1207] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1207] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1209] <... futex resumed>) = 1 [pid 1209] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1209] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1207] <... futex resumed>) = 0 [pid 1209] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1207] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1209] <... connect resumed>) = -1 EEXIST (File exists) [pid 1207] <... futex resumed>) = 0 [pid 1209] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1207] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1209] <... futex resumed>) = 0 [pid 1207] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1209] sendfile(-1, -1, [3 [pid 1207] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1209] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1207] <... futex resumed>) = 0 [pid 1205] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1209] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1208] <... set_robust_list resumed>) = 0 [pid 1207] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1202] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1197] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1210 attached [pid 1209] <... futex resumed>) = 0 [pid 1207] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1210] set_robust_list(0x7ff80b96d9a0, 24 [pid 1209] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1207] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1210] <... set_robust_list resumed>) = 0 [pid 1209] <... clone3 resumed>) = 1211 [pid 1207] <... futex resumed>) = 0 [pid 1210] rt_sigprocmask(SIG_SETMASK, [] [pid 1209] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1207] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1210] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1209] <... futex resumed>) = 0 [pid 1207] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1210] sendfile(-1, -1, [3 [pid 1209] ioctl(3, PPPIOCSFLAGS, 0 [pid 1207] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1210] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1209] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1207] <... futex resumed>) = 0 [pid 1210] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1209] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1208] rt_sigprocmask(SIG_SETMASK, [] [pid 1207] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1205] <... connect resumed>) = -1 EEXIST (File exists) [pid 1202] <... futex resumed>) = 1 [pid 1210] <... futex resumed>) = 1 [pid 1209] <... futex resumed>) = 0 [pid 1207] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1196] <... futex resumed>) = 0 [pid 1210] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1209] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1207] exit_group(0 [pid 1196] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 1195] <... futex resumed>) = 0 [pid 1210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1209] <... futex resumed>) = ? [pid 1208] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1207] <... exit_group resumed>) = ? [pid 1205] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1202] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1196] <... futex resumed>) = 0 [pid 1210] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1209] +++ exited with 0 +++ [pid 1207] +++ exited with 0 +++ [pid 1196] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1210] <... clone3 resumed>) = 1212 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1207, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 1210] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1208] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1205] <... futex resumed>) = 1 [pid 1202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1197] <... futex resumed>) = 0 [pid 1196] <... futex resumed>) = 0 [pid 1195] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1210] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1208] <... prctl resumed>) = 0 [pid 1196] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1196] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1210] ioctl(3, PPPIOCSFLAGS, 0 [pid 1196] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1210] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1210] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1213 [pid 1210] <... futex resumed>) = 1 [pid 1196] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1210] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1208] setpgid(0, 0 [pid 1205] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1202] sendfile(-1, -1, [3 [pid 1197] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1195] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1213 attached [pid 1213] set_robust_list(0x5555656516a0, 24) = 0 [pid 1213] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1213] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1213] setpgid(0, 0) = 0 [pid 1213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1208] <... setpgid resumed>) = 0 [pid 1202] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1197] <... futex resumed>) = 0 [ 39.886715][ T1141] RBP: ffffc90001cf7c60 R08: ffff888111453083 R09: 1ffff1102228a610 [ 39.895141][ T1141] R10: dffffc0000000000 R11: ffffed102228a611 R12: dffffc0000000000 [ 39.904472][ T1141] R13: dffffc0000000000 R14: 00000000117b9800 R15: ffff88810f497000 [ 39.913100][ T1141] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 39.922206][ T1141] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.928970][ T1141] CR2: 00007ff80b9987e3 CR3: 000000010cd3b000 CR4: 00000000003506a0 [pid 1195] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1213] write(3, "1000", 4 [pid 1202] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1197] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1208] <... openat resumed>) = 3 [pid 1202] <... futex resumed>) = 0 [pid 1205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1195] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1208] write(3, "1000", 4 [pid 1205] sendfile(-1, -1, [3 [pid 1202] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1195] <... futex resumed>) = 0 [pid 1213] <... write resumed>) = 4 [pid 1208] <... write resumed>) = 4 [pid 1205] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1213] close(3) = 0 [pid 1202] <... clone3 resumed>) = 1214 [pid 1195] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1213] write(1, "executing program\n", 18 [pid 1208] close(3 [pid 1205] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1202] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 1213] <... write resumed>) = 18 [pid 1213] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1213] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1213] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1213] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1203] <... connect resumed>) = 0 [pid 1213] <... mmap resumed>) = 0x7ff80b96e000 [pid 1213] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1203] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1196] exit_group(0 [pid 1213] <... mprotect resumed>) = 0 [pid 1210] <... futex resumed>) = ? [pid 1203] <... futex resumed>) = ? [pid 1196] <... exit_group resumed>) = ? [pid 1213] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1210] +++ exited with 0 +++ [pid 1203] +++ exited with 0 +++ [pid 1196] +++ exited with 0 +++ [pid 1213] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1208] <... close resumed>) = 0 [pid 1205] <... futex resumed>) = 1 [pid 1202] <... futex resumed>) = 0 [pid 1195] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1213] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1215]}, 88) = 1215 [pid 1213] rt_sigprocmask(SIG_SETMASK, [] [pid 1197] <... futex resumed>) = 0 [pid 1213] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1208] write(1, "executing program\n", 18 [pid 1205] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1202] ioctl(3, PPPIOCSFLAGS, 0 [pid 1195] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1196, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 1197] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1213] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1213] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1215 attached executing program [pid 1215] set_robust_list(0x7ff80b98e9a0, 24 [pid 1208] <... write resumed>) = 18 [pid 1205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1202] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1197] <... futex resumed>) = 0 [pid 1195] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1215] <... set_robust_list resumed>) = 0 [pid 1215] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1215] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1215] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1213] <... futex resumed>) = 0 [pid 1213] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1213] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1215] <... futex resumed>) = 1 [pid 1215] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1215] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1213] <... futex resumed>) = 0 [pid 1213] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1208] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1205] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1202] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1213] <... futex resumed>) = 0 [pid 1197] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1213] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1215] <... futex resumed>) = 1 [pid 1215] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1202] <... futex resumed>) = 0 [pid 1195] exit_group(0 [pid 1215] <... connect resumed>) = -1 EEXIST (File exists) [pid 1215] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1213] <... futex resumed>) = 0 [pid 1215] sendfile(-1, -1, [3 [pid 1213] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1215] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1213] <... futex resumed>) = 0 [pid 1208] <... futex resumed>) = 0 [pid 1205] <... clone3 resumed>) = 1216 [pid 1195] <... exit_group resumed>) = ? [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1215] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1213] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1215] <... futex resumed>) = 0 [pid 1213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1215] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1213] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1215] <... clone3 resumed>) = 1217 [pid 1213] <... futex resumed>) = 0 [pid 1215] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1213] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1208] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1205] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1202] +++ exited with 0 +++ [pid 1215] <... futex resumed>) = 0 [pid 1213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1195] +++ exited with 0 +++ [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1215] ioctl(3, PPPIOCSFLAGS, 0 [pid 1213] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1208] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1205] <... futex resumed>) = 1 [pid 1197] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1215] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1213] <... futex resumed>) = 0 [pid 1215] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1213] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1215] <... futex resumed>) = 0 [pid 1213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1215] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1213] exit_group(0 [pid 1215] <... futex resumed>) = ? [pid 1213] <... exit_group resumed>) = ? [pid 1215] +++ exited with 0 +++ [pid 1213] +++ exited with 0 +++ [pid 1208] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1205] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1197] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1208] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1208] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1208] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1208] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1208] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1197] <... futex resumed>) = 0 [pid 1208] <... clone3 resumed> => {parent_tid=[1218]}, 88) = 1218 [pid 1208] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1208] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1205] ioctl(3, PPPIOCSFLAGS, 0 [pid 1197] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1218 attached [pid 1208] <... futex resumed>) = 0 [pid 1208] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1219 attached [pid 1219] set_robust_list(0x5555656516a0, 24) = 0 [pid 1219] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1218] set_robust_list(0x7ff80b98e9a0, 24 [pid 1205] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1219 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1220 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1219] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1221 [pid 1219] <... prctl resumed>) = 0 [ 39.937840][ T1141] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.946751][ T1141] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.955934][ T1141] Call Trace: [ 39.959493][ T1141] pppol2tp_release+0x150/0x2b0 [ 39.965496][ T1141] sock_close+0xb8/0x200 [ 39.970657][ T1141] ? sock_mmap+0xa0/0xa0 [ 39.975280][ T1141] __fput+0x2dc/0x730 [ 39.980077][ T1141] ____fput+0x15/0x20 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1219] setpgid(0, 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1219] <... setpgid resumed>) = 0 [pid 1219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1220 attached [pid 1219] <... openat resumed>) = 3 [pid 1218] <... set_robust_list resumed>) = 0 [pid 1205] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1219] write(3, "1000", 4) = 4 [pid 1219] close(3) = 0 executing program [pid 1219] write(1, "executing program\n", 18) = 18 [pid 1219] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1219] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1219] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1218] rt_sigprocmask(SIG_SETMASK, [] [pid 1205] <... futex resumed>) = 1 [pid 1219] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1219] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1218] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1205] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1197] <... futex resumed>) = 0 [pid 1218] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1219] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1218] <... socket resumed>) = 3 [pid 1197] exit_group(0 [pid 1220] set_robust_list(0x5555656516a0, 24ci2-android-5-10/strace-static-x86_64: Process 1221 attached [pid 1219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1221] set_robust_list(0x5555656516a0, 24) = 0 [pid 1219] <... clone3 resumed> => {parent_tid=[1222]}, 88) = 1222 [pid 1221] rt_sigprocmask(SIG_SETMASK, [] [pid 1219] rt_sigprocmask(SIG_SETMASK, [] [pid 1221] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1219] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1219] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1221] <... prctl resumed>) = 0 [pid 1219] <... futex resumed>) = 0 [pid 1221] setpgid(0, 0 [pid 1219] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1221] <... setpgid resumed>) = 0 [pid 1221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1220] <... set_robust_list resumed>) = 0 [pid 1218] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1197] <... exit_group resumed>) = ? [pid 1205] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 1221] <... openat resumed>) = 3 [pid 1221] write(3, "1000", 4) = 4 ci2-android-5-10/strace-static-x86_64: Process 1222 attached [pid 1221] close(3 [pid 1222] set_robust_list(0x7ff80b98e9a0, 24 [pid 1221] <... close resumed>) = 0 [pid 1222] <... set_robust_list resumed>) = 0 executing program [pid 1221] write(1, "executing program\n", 18 [pid 1222] rt_sigprocmask(SIG_SETMASK, [] [pid 1221] <... write resumed>) = 18 [pid 1222] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1221] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1222] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1221] <... futex resumed>) = 0 [pid 1222] <... socket resumed>) = 3 [pid 1221] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1222] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1221] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1222] <... futex resumed>) = 1 [pid 1221] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1220] rt_sigprocmask(SIG_SETMASK, [] [pid 1219] <... futex resumed>) = 0 [pid 1218] <... futex resumed>) = 1 [pid 1208] <... futex resumed>) = 0 [pid 1222] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1221] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1219] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1208] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1219] <... futex resumed>) = 0 [pid 1208] <... futex resumed>) = 0 [pid 1205] +++ exited with 0 +++ [pid 1197] +++ exited with 0 +++ [pid 1222] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1221] <... mmap resumed>) = 0x7ff80b96e000 [pid 1220] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1219] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1218] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1208] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1222] <... socket resumed>) = 4 [pid 1221] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1222] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1221] <... mprotect resumed>) = 0 [pid 1222] <... futex resumed>) = 1 [pid 1221] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1219] <... futex resumed>) = 0 [pid 1222] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1221] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1219] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1219] <... futex resumed>) = 0 [pid 1222] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1219] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1218] <... socket resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 1223 attached [pid 1222] <... connect resumed>) = -1 EEXIST (File exists) [pid 1221] <... clone3 resumed> => {parent_tid=[1223]}, 88) = 1223 [pid 1220] <... prctl resumed>) = 0 [pid 1218] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1222] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1221] rt_sigprocmask(SIG_SETMASK, [] [pid 1222] <... futex resumed>) = 1 [pid 1221] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1219] <... futex resumed>) = 0 [pid 1222] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1221] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1219] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1221] <... futex resumed>) = 0 [pid 1219] <... futex resumed>) = 0 [pid 1222] sendfile(-1, -1, [3 [pid 1221] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1219] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1222] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1222] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1220] setpgid(0, 0 [pid 1219] <... futex resumed>) = 0 [pid 1218] <... futex resumed>) = 1 [pid 1208] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1223] set_robust_list(0x7ff80b98e9a0, 24 [pid 1222] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1220] <... setpgid resumed>) = 0 [pid 1219] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1208] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1219] <... futex resumed>) = 0 [pid 1208] <... futex resumed>) = 0 [pid 1222] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1219] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1208] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1223] <... set_robust_list resumed>) = 0 [pid 1222] <... clone3 resumed>) = 1224 [pid 1220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1218] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1222] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1223] rt_sigprocmask(SIG_SETMASK, [] [pid 1222] <... futex resumed>) = 1 [pid 1219] <... futex resumed>) = 0 [pid 1218] <... connect resumed>) = -1 EEXIST (File exists) [pid 1223] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1222] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1220] <... openat resumed>) = 3 [pid 1219] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1219] <... futex resumed>) = 0 [pid 1222] ioctl(3, PPPIOCSFLAGS, 0 [pid 1219] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1222] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1222] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1219] <... futex resumed>) = 0 [pid 1222] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1219] exit_group(0 [pid 1222] <... futex resumed>) = ? [pid 1219] <... exit_group resumed>) = ? [pid 1223] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1222] +++ exited with 0 +++ [pid 1220] write(3, "1000", 4 [pid 1219] +++ exited with 0 +++ [pid 1218] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1223] <... socket resumed>) = 3 [pid 1223] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1221] <... futex resumed>) = 0 [pid 1220] <... write resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1223] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1221] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1221] <... futex resumed>) = 0 [pid 1220] close(3 [pid 1218] <... futex resumed>) = 1 [pid 1208] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1223] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1221] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1220] <... close resumed>) = 0 [pid 1218] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1208] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1223] <... socket resumed>) = 4 [pid 1208] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1223] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1208] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1223] <... futex resumed>) = 1 [pid 1221] <... futex resumed>) = 0 [pid 1220] write(1, "executing program\n", 18 [pid 1218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1225 [pid 1223] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1221] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1226 [pid 1223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1221] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1223] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1221] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1223] <... connect resumed>) = -1 EEXIST (File exists) [pid 1223] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1221] <... futex resumed>) = 0 [pid 1223] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1221] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1221] <... futex resumed>) = 0 [pid 1223] sendfile(-1, -1, [3 [pid 1221] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1223] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) ci2-android-5-10/strace-static-x86_64: Process 1225 attached [pid 1223] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1225] set_robust_list(0x5555656516a0, 24 [pid 1223] <... futex resumed>) = 1 [pid 1221] <... futex resumed>) = 0 [pid 1225] <... set_robust_list resumed>) = 0 [pid 1223] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1221] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1225] rt_sigprocmask(SIG_SETMASK, [] [pid 1223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1221] <... futex resumed>) = 0 [pid 1225] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1223] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 executing program [ 39.984437][ T1141] task_work_run+0x127/0x190 [ 39.989474][ T1141] do_exit+0xa7c/0x24e0 [ 39.994441][ T1141] ? __kasan_check_write+0x14/0x20 [ 39.999985][ T1141] ? switch_fpu_return+0x19c/0x330 [ 40.006212][ T1141] ? put_task_struct+0x90/0x90 [ 40.011742][ T1141] ? fpu__clear_all+0x20/0x20 [ 40.016846][ T1141] ? __kasan_check_read+0x11/0x20 [ 40.022719][ T1141] __x64_sys_exit+0x40/0x40 [ 40.027536][ T1141] do_syscall_64+0x31/0x40 [pid 1221] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1223] <... clone3 resumed>) = 1227 [pid 1220] <... write resumed>) = 18 [pid 1218] sendfile(-1, -1, [3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1225] <... prctl resumed>) = 0 [pid 1223] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1225] setpgid(0, 0 [pid 1223] <... futex resumed>) = 1 [pid 1221] <... futex resumed>) = 0 [pid 1220] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1218] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1225] <... setpgid resumed>) = 0 [pid 1223] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1221] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1220] <... futex resumed>) = 0 [pid 1218] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1221] <... futex resumed>) = 0 [pid 1220] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1218] <... futex resumed>) = 1 [pid 1208] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1226 attached [pid 1225] <... openat resumed>) = 3 [pid 1223] ioctl(3, PPPIOCSFLAGS, 0 [pid 1221] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1225] write(3, "1000", 4 [pid 1223] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1225] <... write resumed>) = 4 [pid 1223] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1225] close(3 [pid 1223] <... futex resumed>) = 1 [pid 1221] <... futex resumed>) = 0 [pid 1225] <... close resumed>) = 0 [pid 1223] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1221] exit_group(0 [pid 1225] write(1, "executing program\n", 18 [pid 1223] <... futex resumed>) = ? [pid 1221] <... exit_group resumed>) = ? executing program [pid 1226] set_robust_list(0x5555656516a0, 24 [pid 1225] <... write resumed>) = 18 [pid 1223] +++ exited with 0 +++ [pid 1221] +++ exited with 0 +++ [pid 1220] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1218] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1208] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1225] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1225] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1225] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1225] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1225] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1225] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1225] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1225] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1228]}, 88) = 1228 [pid 1225] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1225] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1225] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1228 attached [pid 1228] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1228] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1228] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1228] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1225] <... futex resumed>) = 0 [pid 1225] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1225] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1228] <... futex resumed>) = 1 [pid 1228] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1228] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1225] <... futex resumed>) = 0 [pid 1225] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1225] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1228] <... futex resumed>) = 1 [pid 1228] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1228] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1225] <... futex resumed>) = 0 [pid 1225] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1225] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1228] <... futex resumed>) = 1 [pid 1228] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1228] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1225] <... futex resumed>) = 0 [pid 1225] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1225] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1228] <... futex resumed>) = 1 [pid 1220] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1220] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1208] <... futex resumed>) = 0 [pid 1218] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1228] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1208] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1228] <... clone3 resumed>) = 1229 [pid 1228] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1225] <... futex resumed>) = 0 [pid 1218] <... clone3 resumed>) = 1230 [pid 1225] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1220] <... mmap resumed>) = 0x7ff80b96e000 [pid 1225] <... futex resumed>) = 0 [pid 1225] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1228] <... futex resumed>) = 1 [pid 1228] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1228] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1225] <... futex resumed>) = 0 [pid 1225] exit_group(0) = ? [pid 1228] <... futex resumed>) = ? [pid 1228] +++ exited with 0 +++ [pid 1226] <... set_robust_list resumed>) = 0 [pid 1225] +++ exited with 0 +++ [pid 1220] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1218] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1231 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1231 attached [pid 1231] set_robust_list(0x5555656516a0, 24) = 0 [pid 1231] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1231] setpgid(0, 0) = 0 [pid 1231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1231] write(3, "1000", 4) = 4 [pid 1231] close(3) = 0 [pid 1231] write(1, "executing program\n", 18) = 18 executing program [pid 1231] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1231] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1231] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1231] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1226] rt_sigprocmask(SIG_SETMASK, [] [pid 1220] <... mprotect resumed>) = 0 [pid 1226] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1218] <... futex resumed>) = 1 [pid 1208] <... futex resumed>) = 0 [pid 1220] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1218] ioctl(3, PPPIOCSFLAGS, 0 [pid 1208] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1231] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1226] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1220] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1218] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1208] <... futex resumed>) = 0 [pid 1231] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1231] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1232]}, 88) = 1232 [pid 1231] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1231] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1231] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1232 attached [pid 1232] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1218] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1208] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1226] <... prctl resumed>) = 0 [pid 1220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1232] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1232] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1232] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1231] <... futex resumed>) = 0 [pid 1231] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1218] <... futex resumed>) = 0 [pid 1208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1231] <... futex resumed>) = 0 [pid 1231] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1232] <... futex resumed>) = 1 [pid 1232] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1218] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1232] <... socket resumed>) = 4 [pid 1208] exit_group(0 [pid 1226] setpgid(0, 0 [pid 1220] <... clone3 resumed> => {parent_tid=[1233]}, 88) = 1233 [pid 1232] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1231] <... futex resumed>) = 0 [pid 1231] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1231] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1232] <... futex resumed>) = 1 [pid 1232] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1232] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1231] <... futex resumed>) = 0 [pid 1231] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1231] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1232] <... futex resumed>) = 1 [pid 1232] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1232] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1231] <... futex resumed>) = 0 [pid 1231] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1231] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1232] <... futex resumed>) = 1 [pid 1232] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1208] <... exit_group resumed>) = ? [pid 1226] <... setpgid resumed>) = 0 [pid 1220] rt_sigprocmask(SIG_SETMASK, [] [pid 1218] <... futex resumed>) = ? [pid 1232] <... clone3 resumed>) = 1234 [pid 1232] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1231] <... futex resumed>) = 0 [pid 1231] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1218] +++ exited with 0 +++ [pid 1208] +++ exited with 0 +++ [pid 1231] <... futex resumed>) = 0 [pid 1226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1220] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1231] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1232] <... futex resumed>) = 1 [pid 1226] <... openat resumed>) = 3 [pid 1220] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1226] write(3, "1000", 4 [pid 1220] <... futex resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1226] <... write resumed>) = 4 [pid 1220] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1226] close(3 [pid 1232] ioctl(3, PPPIOCSFLAGS, 0 [pid 1226] <... close resumed>) = 0 [pid 1226] write(1, "executing program\n", 18 [pid 1232] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1226] <... write resumed>) = 18 [pid 1232] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1226] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1231] <... futex resumed>) = 0 [pid 1226] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1231] exit_group(0 [pid 1226] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1231] <... exit_group resumed>) = ? [pid 1226] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1232] <... futex resumed>) = ? [pid 1226] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1226] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1226] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1226] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1226] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1235]}, 88) = 1235 [pid 1226] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1226] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1226] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1232] +++ exited with 0 +++ [pid 1231] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1233 attached [pid 1233] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1233] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1233] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1233] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1233] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1220] <... futex resumed>) = 0 [pid 1220] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1233] <... futex resumed>) = 0 [pid 1220] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1233] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1233] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1220] <... futex resumed>) = 0 [pid 1220] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1233] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1220] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1233] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1220] <... futex resumed>) = 0 [pid 1233] sendfile(-1, -1, [3 [pid 1220] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1233] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1220] <... futex resumed>) = 0 [pid 1233] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1220] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1233] <... futex resumed>) = 0 [pid 1220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1233] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1220] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1220] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1233] <... clone3 resumed>) = 1236 [pid 1233] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1233] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1237 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1237 attached [pid 1237] set_robust_list(0x5555656516a0, 24) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1238 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1237] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1237] setpgid(0, 0) = 0 [pid 1220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... restart_syscall resumed>) = 0 [pid 1237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1220] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1233] <... futex resumed>) = 0 [pid 1220] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1233] ioctl(3, PPPIOCSFLAGS, 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1233] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1233] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1233] <... futex resumed>) = 1 [pid 1233] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1237] write(3, "1000", 4) = 4 [pid 1237] close(3) = 0 [pid 1237] write(1, "executing program\n", 18) = 18 [pid 1237] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1220] <... futex resumed>) = 0 [pid 1237] <... futex resumed>) = 0 [pid 1237] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1220] exit_group(0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1239 [pid 1233] <... futex resumed>) = ? [pid 1220] <... exit_group resumed>) = ? [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1233] +++ exited with 0 +++ executing program [pid 1220] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1235 attached [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1235] set_robust_list(0x7ff80b98e9a0, 24 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1237] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1237] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 300] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1235] <... set_robust_list resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1238 attached [pid 1235] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1240 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1237] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1237] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1237] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1237] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1241]}, 88) = 1241 [pid 1237] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1237] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1237] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1239 attached [pid 1239] set_robust_list(0x5555656516a0, 24) = 0 [pid 1239] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1239] setpgid(0, 0) = 0 [pid 1239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1239] write(3, "1000", 4) = 4 [pid 1239] close(3) = 0 [pid 1239] write(1, "executing program\n", 18) = 18 [pid 1239] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1239] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1239] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1239] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 executing program [pid 1239] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 40.032531][ T1141] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.040698][ T1141] RIP: 0033:0x7ff80b9ae199 [ 40.050514][ T1141] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 40.068035][ T1141] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 40.079857][ T1141] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [pid 1239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1242]}, 88) = 1242 [pid 1235] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1238] set_robust_list(0x5555656516a0, 24 [pid 1235] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1239] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1239] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1239] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1241 attached [pid 1241] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1241] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1241] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1241] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1237] <... futex resumed>) = 0 [pid 1237] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1237] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1241] <... futex resumed>) = 1 [pid 1241] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1241] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1237] <... futex resumed>) = 0 [pid 1237] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1237] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1241] <... futex resumed>) = 1 [pid 1241] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1238] <... set_robust_list resumed>) = 0 [pid 1235] <... socket resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 1242 attached [pid 1242] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1242] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1242] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1242] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1239] <... futex resumed>) = 0 [pid 1239] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1239] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1242] <... futex resumed>) = 1 [pid 1242] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1242] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1239] <... futex resumed>) = 0 [pid 1239] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1235] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1239] <... futex resumed>) = 0 [pid 1238] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1235] <... futex resumed>) = 1 [pid 1226] <... futex resumed>) = 0 [pid 1239] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1238] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1235] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1226] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1238] <... prctl resumed>) = 0 [pid 1235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1226] <... futex resumed>) = 0 [pid 1238] setpgid(0, 0 [pid 1235] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1238] <... setpgid resumed>) = 0 [pid 1226] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1235] <... socket resumed>) = 4 [pid 1242] <... futex resumed>) = 1 [pid 1238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 1240 attached [pid 1235] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1242] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1238] <... openat resumed>) = 3 [pid 1235] <... futex resumed>) = 1 [pid 1226] <... futex resumed>) = 0 [pid 1242] <... connect resumed>) = -1 EEXIST (File exists) [pid 1238] write(3, "1000", 4 [pid 1226] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1235] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1238] <... write resumed>) = 4 [pid 1226] <... futex resumed>) = 0 [pid 1240] set_robust_list(0x5555656516a0, 24 [pid 1238] close(3 [pid 1235] <... connect resumed>) = -1 EEXIST (File exists) [pid 1226] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1240] <... set_robust_list resumed>) = 0 [pid 1238] <... close resumed>) = 0 [pid 1235] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1238] write(1, "executing program\n", 18 [pid 1235] <... futex resumed>) = 0 [pid 1238] <... write resumed>) = 18 [pid 1235] sendfile(-1, -1, [3 [pid 1226] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1240] rt_sigprocmask(SIG_SETMASK, [] [pid 1238] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1235] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1226] <... futex resumed>) = 0 [pid 1240] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1238] <... futex resumed>) = 0 [pid 1235] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1238] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1226] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1242] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1235] <... futex resumed>) = 0 [pid 1238] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1235] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1238] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1226] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1240] <... prctl resumed>) = 0 [pid 1238] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1235] <... futex resumed>) = 0 [pid 1226] <... futex resumed>) = 1 [pid 1238] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1240] setpgid(0, 0 [pid 1235] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1226] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1238] <... mmap resumed>) = 0x7ff80b96e000 [pid 1239] <... futex resumed>) = 0 [pid 1239] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1239] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1242] <... futex resumed>) = 1 [pid 1242] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1242] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1239] <... futex resumed>) = 0 [pid 1242] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1240] <... setpgid resumed>) = 0 [pid 1239] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1238] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1235] <... clone3 resumed>) = 1243 [pid 1242] <... clone3 resumed>) = 1244 [pid 1240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1239] <... futex resumed>) = 0 [pid 1239] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1238] <... mprotect resumed>) = 0 [pid 1235] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1242] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1239] <... futex resumed>) = 0 [pid 1240] <... openat resumed>) = 3 [pid 1242] ioctl(3, PPPIOCSFLAGS, 0 [pid 1239] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1242] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1239] <... futex resumed>) = 0 [pid 1238] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1235] <... futex resumed>) = 1 [pid 1226] <... futex resumed>) = 0 [pid 1242] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1239] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1242] <... futex resumed>) = 0 [pid 1239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1238] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1235] ioctl(3, PPPIOCSFLAGS, 0 [pid 1226] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1240] write(3, "1000", 4 [pid 1242] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1239] exit_group(0 [pid 1242] <... futex resumed>) = ? [pid 1239] <... exit_group resumed>) = ? [pid 1242] +++ exited with 0 +++ [pid 1240] <... write resumed>) = 4 [pid 1239] +++ exited with 0 +++ [pid 1238] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1235] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1226] <... futex resumed>) = 0 [pid 1241] <... connect resumed>) = 0 [pid 1241] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1237] <... futex resumed>) = 0 [pid 1237] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1237] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1241] <... futex resumed>) = 1 [pid 1241] sendfile(-1, -1, [3 [pid 1240] close(3 [pid 1235] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1226] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1235] <... futex resumed>) = 0 [pid 1240] <... close resumed>) = 0 [pid 1226] exit_group(0 [pid 1235] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1240] write(1, "executing program\n", 18 [pid 1238] <... clone3 resumed> => {parent_tid=[1245]}, 88) = 1245 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1240] <... write resumed>) = 18 [pid 1238] rt_sigprocmask(SIG_SETMASK, [] [pid 1235] <... futex resumed>) = ? [pid 1226] <... exit_group resumed>) = ? executing program [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1240] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1235] +++ exited with 0 +++ [pid 1241] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1241] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1237] <... futex resumed>) = 0 [pid 1237] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1237] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1240] <... futex resumed>) = 0 [pid 1226] +++ exited with 0 +++ [pid 1238] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1240] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1238] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1241] <... futex resumed>) = 1 [pid 1241] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1240] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1238] <... futex resumed>) = 0 [pid 1241] <... clone3 resumed>) = 1246 [pid 1241] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1237] <... futex resumed>) = 0 [pid 1237] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1237] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1241] <... futex resumed>) = 1 [pid 1241] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 1241] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1237] <... futex resumed>) = 0 [pid 1237] exit_group(0) = ? [pid 1241] <... futex resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1245 attached [pid 1245] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1245] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1245] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1245] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1245] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1241] +++ exited with 0 +++ [pid 1237] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1238] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... restart_syscall resumed>) = 0 [pid 1240] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1240] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1238] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1238] <... futex resumed>) = 1 [pid 1240] <... mmap resumed>) = 0x7ff80b96e000 [pid 1238] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1240] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1240] <... mprotect resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1240] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1247 [pid 1240] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1247 attached [pid 1245] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1245] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IPci2-android-5-10/strace-static-x86_64: Process 1248 attached [pid 1240] <... clone3 resumed> => {parent_tid=[1248]}, 88) = 1248 [pid 1245] <... socket resumed>) = 4 [pid 1240] rt_sigprocmask(SIG_SETMASK, [] [pid 1245] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1245] <... futex resumed>) = 1 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1245] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1249 attached [pid 1248] set_robust_list(0x7ff80b98e9a0, 24 [pid 1247] set_robust_list(0x5555656516a0, 24 [pid 1240] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1238] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1249 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1250 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1249] set_robust_list(0x5555656516a0, 24) = 0 [pid 1249] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1249] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1249] setpgid(0, 0) = 0 [pid 1249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1249] write(3, "1000", 4) = 4 [pid 1249] close(3) = 0 [pid 1249] write(1, "executing program\n", 18) = 18 executing program [pid 1249] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1249] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1249] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1249] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1249] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1249] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1249] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1251]}, 88) = 1251 [pid 1247] <... set_robust_list resumed>) = 0 [pid 1240] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1238] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1249] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1249] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1249] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1250 attached [pid 1238] <... futex resumed>) = 1 [pid 1240] <... futex resumed>) = 0 [pid 1247] rt_sigprocmask(SIG_SETMASK, [] [pid 1245] <... futex resumed>) = 0 [pid 1248] <... set_robust_list resumed>) = 0 [pid 1240] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1238] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1248] rt_sigprocmask(SIG_SETMASK, [] [pid 1247] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1245] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1245] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1238] <... futex resumed>) = 0 [pid 1245] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1238] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1248] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1238] <... futex resumed>) = 0 [pid 1247] <... prctl resumed>) = 0 [pid 1238] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1248] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1247] setpgid(0, 0 [pid 1245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1248] <... socket resumed>) = 3 [pid 1247] <... setpgid resumed>) = 0 [pid 1245] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1245] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1238] <... futex resumed>) = 0 [pid 1245] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1248] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1238] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1238] <... futex resumed>) = 0 [pid 1245] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 1251 attached [pid 1250] set_robust_list(0x5555656516a0, 24 [pid 1248] <... futex resumed>) = 1 [pid 1247] <... openat resumed>) = 3 [pid 1240] <... futex resumed>) = 0 [pid 1238] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1245] <... clone3 resumed>) = 1252 [pid 1247] write(3, "1000", 4 [pid 1245] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1240] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1245] <... futex resumed>) = 0 [pid 1247] <... write resumed>) = 4 [pid 1245] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1240] <... futex resumed>) = 0 [pid 1238] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1247] close(3 [pid 1245] ioctl(3, PPPIOCSFLAGS, 0 [pid 1240] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1238] <... futex resumed>) = 0 [pid 1245] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1251] set_robust_list(0x7ff80b98e9a0, 24 [pid 1250] <... set_robust_list resumed>) = 0 [pid 1248] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1247] <... close resumed>) = 0 [pid 1245] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1238] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1248] <... socket resumed>) = 4 [pid 1247] write(1, "executing program\n", 18 [pid 1245] <... futex resumed>) = 0 [pid 1238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1248] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1247] <... write resumed>) = 18 [pid 1245] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1248] <... futex resumed>) = 1 executing program [pid 1247] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1240] <... futex resumed>) = 0 [pid 1238] exit_group(0 [pid 1240] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1245] <... futex resumed>) = ? [pid 1240] <... futex resumed>) = 0 [pid 1238] <... exit_group resumed>) = ? [pid 1245] +++ exited with 0 +++ [pid 1240] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1248] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1247] <... futex resumed>) = 0 [pid 1248] <... connect resumed>) = -1 EEXIST (File exists) [pid 1247] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1248] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1247] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1248] <... futex resumed>) = 0 [pid 1247] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1238] +++ exited with 0 +++ [pid 1240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1248] sendfile(-1, -1, [3 [pid 1247] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1240] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1248] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1240] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1248] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1247] <... mmap resumed>) = 0x7ff80b96e000 [pid 1240] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1251] <... set_robust_list resumed>) = 0 [pid 1240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1248] <... futex resumed>) = 0 [pid 1247] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1240] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1248] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1247] <... mprotect resumed>) = 0 [pid 1251] rt_sigprocmask(SIG_SETMASK, [] [pid 1250] rt_sigprocmask(SIG_SETMASK, [] [pid 1247] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1240] <... futex resumed>) = 0 [pid 1240] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1248] <... clone3 resumed>) = 1253 [pid 1247] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1251] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1248] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1247] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1248] <... futex resumed>) = 1 [pid 1240] <... futex resumed>) = 0 [pid 1240] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1248] ioctl(3, PPPIOCSFLAGS, 0 [pid 1240] <... futex resumed>) = 0 [pid 1248] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1247] <... clone3 resumed> => {parent_tid=[1254]}, 88) = 1254 [pid 1240] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1248] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1247] rt_sigprocmask(SIG_SETMASK, [] [pid 1240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 1254 attached [pid 1251] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1250] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1248] <... futex resumed>) = 0 [pid 1247] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1240] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1254] set_robust_list(0x7ff80b98e9a0, 24 [pid 1251] <... socket resumed>) = 3 [pid 1250] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1247] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1240] <... exit_group resumed>) = ? [pid 1254] <... set_robust_list resumed>) = 0 [pid 1251] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1250] <... prctl resumed>) = 0 [pid 1248] +++ exited with 0 +++ [pid 1247] <... futex resumed>) = 0 [pid 1254] rt_sigprocmask(SIG_SETMASK, [] [pid 1251] <... futex resumed>) = 1 [pid 1249] <... futex resumed>) = 0 [pid 1247] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1240] +++ exited with 0 +++ [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1249] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1249] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1251] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1250] setpgid(0, 0 [pid 1249] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1254] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1254] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1254] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1247] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1255 [pid 1251] <... socket resumed>) = 4 [pid 1250] <... setpgid resumed>) = 0 [pid 1247] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1251] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1247] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1251] <... futex resumed>) = 1 [pid 1250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1249] <... futex resumed>) = 0 [pid 1247] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1251] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1249] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1250] <... openat resumed>) = 3 [pid 1249] <... futex resumed>) = 0 [pid 1254] <... futex resumed>) = 1 [pid 1249] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1251] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1250] write(3, "1000", 4 [pid 1254] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1254] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1247] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1255 attached [pid 1254] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1251] <... connect resumed>) = -1 EEXIST (File exists) [pid 1250] <... write resumed>) = 4 [pid 1247] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1255] set_robust_list(0x5555656516a0, 24 [pid 1254] <... connect resumed>) = -1 EEXIST (File exists) [pid 1251] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1250] close(3 [pid 1251] <... futex resumed>) = 1 [pid 1250] <... close resumed>) = 0 [pid 1249] <... futex resumed>) = 0 [pid 1251] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1250] write(1, "executing program\n", 18 [pid 1249] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1247] <... futex resumed>) = 0 executing program [pid 1251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1250] <... write resumed>) = 18 [pid 1249] <... futex resumed>) = 0 [pid 1247] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1251] sendfile(-1, -1, [3 [pid 1250] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1249] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1251] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1250] <... futex resumed>) = 0 [pid 1251] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1250] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1251] <... futex resumed>) = 1 [pid 1250] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1249] <... futex resumed>) = 0 [pid 1251] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1250] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1249] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1250] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1249] <... futex resumed>) = 0 [pid 1251] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1250] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1249] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1255] <... set_robust_list resumed>) = 0 [pid 1254] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1251] <... clone3 resumed>) = 1256 [pid 1250] <... mmap resumed>) = 0x7ff80b96e000 [pid 1251] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1250] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1251] <... futex resumed>) = 1 [pid 1250] <... mprotect resumed>) = 0 [pid 1249] <... futex resumed>) = 0 [pid 1254] <... futex resumed>) = 1 [pid 1251] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1250] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1249] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1247] <... futex resumed>) = 0 [pid 1255] rt_sigprocmask(SIG_SETMASK, [] [pid 1251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1250] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1249] <... futex resumed>) = 0 [pid 1251] ioctl(3, PPPIOCSFLAGS, 0 [pid 1250] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1249] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1257 attached [pid 1255] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1254] sendfile(-1, -1, [3 [pid 1251] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1247] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1251] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1250] <... clone3 resumed> => {parent_tid=[1257]}, 88) = 1257 [pid 1251] <... futex resumed>) = 1 [pid 1250] rt_sigprocmask(SIG_SETMASK, [] [pid 1249] <... futex resumed>) = 0 [pid 1251] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1250] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1249] exit_group(0 [pid 1251] <... futex resumed>) = ? [pid 1250] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1249] <... exit_group resumed>) = ? [pid 1257] set_robust_list(0x7ff80b98e9a0, 24 [pid 1255] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1254] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1251] +++ exited with 0 +++ [pid 1250] <... futex resumed>) = 0 [pid 1249] +++ exited with 0 +++ [pid 1247] <... futex resumed>) = 0 [pid 1250] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1257] <... set_robust_list resumed>) = 0 [pid 1257] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1257] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1257] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1250] <... futex resumed>) = 0 [pid 1257] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1250] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1257] <... socket resumed>) = 4 [pid 1250] <... futex resumed>) = 0 [pid 1257] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1250] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1257] <... futex resumed>) = 0 [pid 1250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1257] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1250] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1257] <... connect resumed>) = -1 EEXIST (File exists) [pid 1255] <... prctl resumed>) = 0 [pid 1254] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1250] <... futex resumed>) = 0 [pid 1247] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1257] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1250] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1257] <... futex resumed>) = 0 [pid 1250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1257] sendfile(-1, -1, [3 [pid 1250] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1257] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1250] <... futex resumed>) = 0 [pid 1257] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1250] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1257] <... futex resumed>) = 0 [pid 1250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1257] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1250] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1257] <... clone3 resumed>) = 1258 [pid 1255] setpgid(0, 0 [pid 1254] <... futex resumed>) = 0 [pid 1250] <... futex resumed>) = 0 [pid 1247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1257] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1250] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1257] <... futex resumed>) = 0 [pid 1250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1257] ioctl(3, PPPIOCSFLAGS, 0 [pid 1250] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1257] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1250] <... futex resumed>) = 0 [pid 1257] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1255] <... setpgid resumed>) = 0 [pid 1254] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1250] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1247] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1257] <... futex resumed>) = 0 [pid 1250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1257] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1250] exit_group(0 [pid 1257] <... futex resumed>) = ? [pid 1250] <... exit_group resumed>) = ? [pid 1257] +++ exited with 0 +++ [pid 1255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1250] +++ exited with 0 +++ [pid 1247] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1259 attached [pid 1255] <... openat resumed>) = 3 [pid 1254] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1247] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1259 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1255] write(3, "1000", 4 [pid 1259] set_robust_list(0x5555656516a0, 24) = 0 [pid 1259] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1259] setpgid(0, 0) = 0 [pid 1259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1254] <... clone3 resumed>) = 1260 [pid 1255] <... write resumed>) = 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1259] <... openat resumed>) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 1259] write(3, "1000", 4 [pid 1255] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1254] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1255] <... close resumed>) = 0 [pid 1259] <... write resumed>) = 4 [pid 1255] write(1, "executing program\n", 18 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1259] close(3) = 0 [pid 1254] <... futex resumed>) = 1 [pid 1247] <... futex resumed>) = 0 executing program [pid 1255] <... write resumed>) = 18 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1259] write(1, "executing program\n", 18) = 18 [pid 1259] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1259] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1259] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1259] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1259] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1259] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1259] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1261]}, 88) = 1261 [pid 1247] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1259] rt_sigprocmask(SIG_SETMASK, [] [pid 1255] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1247] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1259] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1259] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1259] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1261 attached [pid 1247] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1255] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1262 [pid 1254] ioctl(3, PPPIOCSFLAGS, 0 [pid 1261] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1261] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1261] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1261] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1259] <... futex resumed>) = 0 [pid 1259] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1259] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1255] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1261] <... futex resumed>) = 1 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1255] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1254] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1263 [pid 1261] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1255] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1261] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1259] <... futex resumed>) = 0 [pid 1259] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1255] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1254] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1259] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1261] <... futex resumed>) = 1 [pid 1261] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1255] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1254] <... futex resumed>) = 1 [pid 1247] <... futex resumed>) = 0 [pid 1261] <... connect resumed>) = -1 EEXIST (File exists) [pid 1255] <... mmap resumed>) = 0x7ff80b96e000 [pid 1261] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1259] <... futex resumed>) = 0 [pid 1255] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1247] exit_group(0 [pid 1259] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1254] ???( [pid 1259] <... futex resumed>) = 0 [pid 1255] <... mprotect resumed>) = 0 [pid 1254] <... ??? resumed>) = -1 ENOSYS (Function not implemented) [pid 1247] <... exit_group resumed>) = ? [pid 1259] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1255] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1261] <... futex resumed>) = 1 [pid 1261] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1261] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1259] <... futex resumed>) = 0 [pid 1259] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1259] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1261] <... futex resumed>) = 1 [pid 1261] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1254] +++ exited with 0 +++ [pid 1247] +++ exited with 0 +++ [pid 1255] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1263 attached [pid 1261] <... clone3 resumed>) = 1264 [pid 1255] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1261] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1259] <... futex resumed>) = 0 [pid 1259] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1259] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1261] <... futex resumed>) = 1 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1261] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1261] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1259] <... futex resumed>) = 0 [pid 1259] exit_group(0 [pid 1263] set_robust_list(0x5555656516a0, 24 [pid 1255] <... clone3 resumed> => {parent_tid=[1265]}, 88) = 1265 ci2-android-5-10/strace-static-x86_64: Process 1265 attached [pid 1259] <... exit_group resumed>) = ? [pid 1261] <... futex resumed>) = ? [pid 1265] set_robust_list(0x7ff80b98e9a0, 24 [pid 1263] <... set_robust_list resumed>) = 0 [pid 1261] +++ exited with 0 +++ [pid 1259] +++ exited with 0 +++ [pid 1255] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1262 attached [pid 1262] set_robust_list(0x5555656516a0, 24) = 0 [pid 1262] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1255] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1262] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1262] setpgid(0, 0) = 0 [pid 1262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1255] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1265] <... set_robust_list resumed>) = 0 [pid 1263] rt_sigprocmask(SIG_SETMASK, [] [pid 1262] write(3, "1000", 4) = 4 [pid 1262] close(3) = 0 [pid 1262] write(1, "executing program\n", 18 [pid 1255] <... futex resumed>) = 0 executing program [pid 1255] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1262] <... write resumed>) = 18 [pid 1262] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 40.088364][ T1141] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 40.100681][ T1141] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 40.110735][ T1141] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 40.120751][ T1141] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 40.129556][ T1141] ---[ end trace c1d415d37a8f89d7 ]--- [pid 1262] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1262] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1262] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1262] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... restart_syscall resumed>) = 0 [pid 1265] rt_sigprocmask(SIG_SETMASK, [] [pid 1263] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1265] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1263] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1266 attached [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1266 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1262] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1262] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1267]}, 88) = 1267 [pid 1262] rt_sigprocmask(SIG_SETMASK, [] [pid 1263] <... prctl resumed>) = 0 [pid 1262] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1262] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1262] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1267 attached [pid 1267] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1267] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1267] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1267] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1262] <... futex resumed>) = 0 [pid 1262] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1262] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1267] <... futex resumed>) = 1 [pid 1267] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1267] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1262] <... futex resumed>) = 0 [pid 1262] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1262] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1267] <... futex resumed>) = 1 [pid 1267] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1267] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1262] <... futex resumed>) = 0 [pid 1262] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1262] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1267] <... futex resumed>) = 1 [pid 1267] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1267] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1262] <... futex resumed>) = 0 [pid 1262] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1262] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1267] <... futex resumed>) = 1 [pid 1267] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1263] setpgid(0, 0 [pid 1265] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1263] <... setpgid resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1265] <... socket resumed>) = 3 [pid 1263] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1265] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1263] write(3, "1000", 4 [pid 1267] <... clone3 resumed>) = 1268 [pid 1267] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1262] <... futex resumed>) = 0 [pid 1265] <... futex resumed>) = 1 [pid 1263] <... write resumed>) = 4 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1269 [pid 1263] close(3) = 0 [pid 1262] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1255] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1265] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1263] write(1, "executing program\n", 18 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1263] <... write resumed>) = 18 [pid 1262] <... futex resumed>) = 0 [pid 1255] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1263] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1265] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1263] <... futex resumed>) = 0 [pid 1263] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1262] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1255] <... futex resumed>) = 0 [pid 1265] <... socket resumed>) = 4 [pid 1263] <... rt_sigaction resumed>, NULL, 8) = 0 executing program [pid 1265] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1263] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1255] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1265] <... futex resumed>) = 0 [pid 1263] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1255] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1255] <... futex resumed>) = 0 [pid 1265] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1255] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1263] <... mmap resumed>) = 0x7ff80b96e000 [pid 1267] <... futex resumed>) = 1 [pid 1263] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1265] <... connect resumed>) = -1 EEXIST (File exists) [pid 1267] ioctl(3, PPPIOCSFLAGS, 0 [pid 1263] <... mprotect resumed>) = 0 [pid 1265] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1267] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1263] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1265] <... futex resumed>) = 1 [pid 1263] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1255] <... futex resumed>) = 0 [pid 1255] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1265] sendfile(-1, -1, [3 [pid 1263] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1255] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1267] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1262] <... futex resumed>) = 0 [pid 1265] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1263] <... clone3 resumed> => {parent_tid=[1270]}, 88) = 1270 [pid 1262] exit_group(0 [pid 1265] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1263] rt_sigprocmask(SIG_SETMASK, [] [pid 1262] <... exit_group resumed>) = ? [pid 1265] <... futex resumed>) = 1 [pid 1263] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1255] <... futex resumed>) = 0 [pid 1265] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1263] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1255] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1263] <... futex resumed>) = 0 [pid 1255] <... futex resumed>) = 0 [pid 1265] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1263] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1255] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1267] <... futex resumed>) = ? [pid 1267] +++ exited with 0 +++ [pid 1265] <... clone3 resumed>) = 1271 [pid 1262] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1269 attached [pid 1265] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1269] set_robust_list(0x5555656516a0, 24) = 0 [pid 1269] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1269] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1265] <... futex resumed>) = 1 [pid 1255] <... futex resumed>) = 0 [pid 1255] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1270 attached [pid 1266] set_robust_list(0x5555656516a0, 24 [pid 1265] ioctl(3, PPPIOCSFLAGS, 0 [pid 1255] <... futex resumed>) = 0 [pid 1255] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1269] <... prctl resumed>) = 0 [pid 1269] setpgid(0, 0) = 0 [pid 1269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1266] <... set_robust_list resumed>) = 0 [pid 1265] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1265] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1255] <... futex resumed>) = 0 [pid 1265] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1255] exit_group(0 [pid 1265] <... futex resumed>) = ? [pid 1255] <... exit_group resumed>) = ? [pid 1270] set_robust_list(0x7ff80b98e9a0, 24 [pid 1266] rt_sigprocmask(SIG_SETMASK, [] [pid 1265] +++ exited with 0 +++ [pid 1255] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1255, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1269] <... openat resumed>) = 3 [pid 1269] write(3, "1000", 4) = 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 1269] close(3) = 0 [pid 1269] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1269] <... write resumed>) = 18 [pid 1269] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 1269] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1269] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1269] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1269] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1269] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1272 [pid 1269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1269] <... clone3 resumed> => {parent_tid=[1273]}, 88) = 1273 [pid 1266] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1269] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1269] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1269] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1272 attached [pid 1272] set_robust_list(0x5555656516a0, 24 [pid 1266] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1272] <... set_robust_list resumed>) = 0 [pid 1272] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1273 attached [pid 1273] set_robust_list(0x7ff80b98e9a0, 24 [pid 1272] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1273] <... set_robust_list resumed>) = 0 [pid 1272] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1266] <... prctl resumed>) = 0 [pid 1270] <... set_robust_list resumed>) = 0 [pid 1273] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1273] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1272] <... prctl resumed>) = 0 [pid 1272] setpgid(0, 0 [pid 1273] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1272] <... setpgid resumed>) = 0 [pid 1269] <... futex resumed>) = 0 [pid 1269] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1266] setpgid(0, 0 [pid 1269] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1273] <... futex resumed>) = 1 [pid 1273] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1270] rt_sigprocmask(SIG_SETMASK, [] [pid 1266] <... setpgid resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1273] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1269] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1269] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1269] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1272] <... openat resumed>) = 3 [pid 1273] <... futex resumed>) = 1 [pid 1273] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1274 [pid 1273] <... connect resumed>) = -1 EEXIST (File exists) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1266] <... openat resumed>) = 3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1273] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1266] write(3, "1000", 4 [pid 1269] <... futex resumed>) = 0 [pid 1266] <... write resumed>) = 4 [pid 1269] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1269] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1272] write(3, "1000", 4 [pid 1273] <... futex resumed>) = 1 [pid 1266] close(3 [pid 1273] sendfile(-1, -1, [3 [pid 1272] <... write resumed>) = 4 [pid 1266] <... close resumed>) = 0 [pid 1270] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1266] write(1, "executing program\n", 18 [pid 1273] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1272] close(3 [pid 1273] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1270] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1266] <... write resumed>) = 18 [pid 1272] <... close resumed>) = 0 [pid 1266] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1270] <... socket resumed>) = 3 [pid 1269] <... futex resumed>) = 0 executing program [pid 1266] <... futex resumed>) = 0 [pid 1270] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1269] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1266] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1269] <... futex resumed>) = 0 [pid 1266] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1270] <... futex resumed>) = 1 [pid 1266] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1263] <... futex resumed>) = 0 [pid 1270] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1266] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1263] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1270] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1263] <... futex resumed>) = 0 [pid 1266] <... mmap resumed>) = 0x7ff80b96e000 [pid 1263] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1270] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1266] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1269] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1266] <... mprotect resumed>) = 0 [pid 1270] <... socket resumed>) = 4 [pid 1273] <... futex resumed>) = 1 [pid 1266] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1270] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1266] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1273] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1263] <... futex resumed>) = 0 [pid 1270] <... futex resumed>) = 1 [pid 1263] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1272] write(1, "executing program\n", 18 [pid 1263] <... futex resumed>) = 0 [pid 1263] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1270] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1266] <... clone3 resumed> => {parent_tid=[1275]}, 88) = 1275 ci2-android-5-10/strace-static-x86_64: Process 1275 attached ci2-android-5-10/strace-static-x86_64: Process 1274 attached [pid 1273] <... clone3 resumed>) = 1276 [pid 1270] <... connect resumed>) = -1 EEXIST (File exists) [pid 1266] rt_sigprocmask(SIG_SETMASK, [] [pid 1272] <... write resumed>) = 18 [pid 1272] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1272] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1270] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1266] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1274] set_robust_list(0x5555656516a0, 24 [pid 1272] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1272] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1272] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1272] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1272] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1266] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1270] <... futex resumed>) = 1 [pid 1266] <... futex resumed>) = 0 [pid 1263] <... futex resumed>) = 0 [pid 1266] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1270] sendfile(-1, -1, [3 [pid 1263] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1272] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1272] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1270] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1263] <... futex resumed>) = 0 [pid 1275] set_robust_list(0x7ff80b98e9a0, 24 [pid 1274] <... set_robust_list resumed>) = 0 [pid 1273] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1270] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1263] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1273] <... futex resumed>) = 1 [pid 1272] <... clone3 resumed> => {parent_tid=[1277]}, 88) = 1277 [pid 1270] <... futex resumed>) = 0 [pid 1269] <... futex resumed>) = 0 [pid 1263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1274] rt_sigprocmask(SIG_SETMASK, [] [pid 1273] ioctl(3, PPPIOCSFLAGS, 0 [pid 1272] rt_sigprocmask(SIG_SETMASK, [] [pid 1269] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1270] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1263] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1273] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1272] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1269] <... futex resumed>) = 0 [pid 1263] <... futex resumed>) = 0 [pid 1273] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1272] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1269] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1273] <... futex resumed>) = 0 [pid 1272] <... futex resumed>) = 0 [pid 1269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1273] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1272] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1269] exit_group(0 [pid 1273] <... futex resumed>) = ? [pid 1269] <... exit_group resumed>) = ? [pid 1275] <... set_robust_list resumed>) = 0 [pid 1274] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1273] +++ exited with 0 +++ [pid 1270] <... clone3 resumed>) = 1278 [pid 1269] +++ exited with 0 +++ [pid 1263] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1277 attached [pid 1277] set_robust_list(0x7ff80b98e9a0, 24 [pid 1270] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1270] <... futex resumed>) = 1 [pid 1263] <... futex resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1274] <... prctl resumed>) = 0 [pid 1270] ioctl(3, PPPIOCSFLAGS, 0 [pid 1263] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1274] setpgid(0, 0 [pid 1270] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1263] <... futex resumed>) = 0 [pid 1263] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1274] <... setpgid resumed>) = 0 [pid 1270] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1277] <... set_robust_list resumed>) = 0 [pid 1277] rt_sigprocmask(SIG_SETMASK, [] [pid 1263] exit_group(0 [pid 1270] <... futex resumed>) = ? [pid 1263] <... exit_group resumed>) = ? [pid 1274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1270] +++ exited with 0 +++ [pid 1263] +++ exited with 0 +++ [pid 1277] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1277] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1277] <... socket resumed>) = 3 [pid 1274] <... openat resumed>) = 3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1277] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1274] write(3, "1000", 4 [pid 1272] <... futex resumed>) = 0 [pid 1272] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1272] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1277] <... futex resumed>) = 1 [pid 1277] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1274] <... write resumed>) = 4 [pid 1275] rt_sigprocmask(SIG_SETMASK, [] [pid 1277] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1272] <... futex resumed>) = 0 [pid 1277] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1275] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1274] close(3 [pid 1272] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1277] <... connect resumed>) = -1 EEXIST (File exists) [pid 1272] <... futex resumed>) = 0 [pid 1277] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1272] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1277] <... futex resumed>) = 0 [pid 1274] <... close resumed>) = 0 [pid 1272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1275] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1277] sendfile(-1, -1, [3 [pid 1272] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1277] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1272] <... futex resumed>) = 0 [pid 1277] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1272] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1277] <... futex resumed>) = 0 [pid 1272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1277] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1272] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1277] <... clone3 resumed>) = 1279 [pid 1275] <... socket resumed>) = 3 [pid 1274] write(1, "executing program\n", 18 [pid 1272] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1277] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1275] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1274] <... write resumed>) = 18 executing program [pid 1272] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1277] <... futex resumed>) = 0 [pid 1275] <... futex resumed>) = 1 [pid 1274] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1266] <... futex resumed>) = 0 [pid 1277] ioctl(3, PPPIOCSFLAGS, 0 [pid 1275] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1274] <... futex resumed>) = 0 [pid 1272] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1266] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1277] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1274] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1272] <... futex resumed>) = 0 [pid 1277] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1275] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1274] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1272] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1266] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1277] <... futex resumed>) = 0 [pid 1275] <... socket resumed>) = 4 [pid 1274] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1266] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1277] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1275] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1274] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1272] exit_group(0 [pid 1277] <... futex resumed>) = ? [pid 1275] <... futex resumed>) = 0 [pid 1274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1272] <... exit_group resumed>) = ? [pid 1266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1277] +++ exited with 0 +++ [pid 1275] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1274] <... mmap resumed>) = 0x7ff80b96e000 [pid 1272] +++ exited with 0 +++ [pid 1266] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1280 attached ci2-android-5-10/strace-static-x86_64: Process 1281 attached [pid 1275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1274] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1266] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1281 [pid 1275] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1274] <... mprotect resumed>) = 0 [pid 1266] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1280 [pid 1281] set_robust_list(0x5555656516a0, 24 [pid 1280] set_robust_list(0x5555656516a0, 24 [pid 1275] <... connect resumed>) = -1 EEXIST (File exists) [pid 1274] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1281] <... set_robust_list resumed>) = 0 [pid 1280] <... set_robust_list resumed>) = 0 [pid 1275] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1274] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1275] <... futex resumed>) = 1 [pid 1274] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1266] <... futex resumed>) = 0 [pid 1281] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1266] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1275] sendfile(-1, -1, [3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1275] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1266] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1282 attached [pid 1280] rt_sigprocmask(SIG_SETMASK, [] [pid 1275] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1274] <... clone3 resumed> => {parent_tid=[1282]}, 88) = 1282 [pid 1266] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1280] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1275] <... futex resumed>) = 0 [pid 1274] rt_sigprocmask(SIG_SETMASK, [] [pid 1266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1281] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1275] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1274] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1266] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1282] set_robust_list(0x7ff80b98e9a0, 24 [pid 1280] <... prctl resumed>) = 0 [pid 1275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1274] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1266] <... futex resumed>) = 0 [pid 1282] <... set_robust_list resumed>) = 0 [pid 1280] setpgid(0, 0 [pid 1275] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1274] <... futex resumed>) = 0 [pid 1266] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1282] rt_sigprocmask(SIG_SETMASK, [] [pid 1280] <... setpgid resumed>) = 0 [pid 1281] <... prctl resumed>) = 0 [pid 1281] setpgid(0, 0) = 0 [pid 1281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1275] <... clone3 resumed>) = 1283 [pid 1274] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1281] write(3, "1000", 4 [pid 1280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1282] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1275] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1281] <... write resumed>) = 4 [pid 1280] <... openat resumed>) = 3 [pid 1275] <... futex resumed>) = 1 [pid 1266] <... futex resumed>) = 0 [pid 1282] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1280] write(3, "1000", 4 [pid 1275] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1266] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1280] <... write resumed>) = 4 [pid 1275] ioctl(3, PPPIOCSFLAGS, 0 [pid 1266] <... futex resumed>) = 0 [pid 1282] <... socket resumed>) = 3 [pid 1280] close(3 [pid 1275] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) executing program executing program [pid 1266] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1282] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1280] <... close resumed>) = 0 [pid 1275] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1280] write(1, "executing program\n", 18 [pid 1281] close(3 [pid 1266] exit_group(0 [pid 1280] <... write resumed>) = 18 [pid 1275] <... futex resumed>) = ? [pid 1266] <... exit_group resumed>) = ? [pid 1280] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1274] <... futex resumed>) = 0 [pid 1281] <... close resumed>) = 0 [pid 1274] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1281] write(1, "executing program\n", 18) = 18 [pid 1281] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1281] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1281] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1281] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1275] +++ exited with 0 +++ [pid 1266] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 1282] <... futex resumed>) = 1 [pid 1280] <... futex resumed>) = 0 [pid 1274] <... futex resumed>) = 0 [pid 1282] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1280] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1274] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1280] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1281] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1280] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1282] <... socket resumed>) = 4 [pid 1280] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1280] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1282] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1280] <... mmap resumed>) = 0x7ff80b96e000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1280] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1274] <... futex resumed>) = 0 [pid 1281] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1281] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1274] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1284 [pid 1282] <... futex resumed>) = 1 [pid 1280] <... mprotect resumed>) = 0 [pid 1274] <... futex resumed>) = 0 [pid 1281] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1274] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1280] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1282] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1280] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1280] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1282] <... connect resumed>) = -1 EEXIST (File exists) [pid 1282] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1281] <... clone3 resumed> => {parent_tid=[1285]}, 88) = 1285 [pid 1281] rt_sigprocmask(SIG_SETMASK, [] [pid 1280] <... clone3 resumed> => {parent_tid=[1286]}, 88) = 1286 [pid 1274] <... futex resumed>) = 0 [pid 1282] <... futex resumed>) = 1 [pid 1281] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1281] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1280] rt_sigprocmask(SIG_SETMASK, [] [pid 1274] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1282] sendfile(-1, -1, [3 [pid 1280] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1274] <... futex resumed>) = 0 [pid 1280] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1282] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1280] <... futex resumed>) = 0 [pid 1274] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1282] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1280] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1282] <... futex resumed>) = 0 [pid 1274] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1282] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1281] <... futex resumed>) = 0 [pid 1274] <... futex resumed>) = 0 [pid 1281] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1274] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1285 attached [pid 1285] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1285] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1285] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1285] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1282] <... clone3 resumed>) = 1287 [pid 1281] <... futex resumed>) = 0 [pid 1281] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1281] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1285] <... futex resumed>) = 1 [pid 1285] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1285] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1282] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1281] <... futex resumed>) = 0 [pid 1281] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1281] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1285] <... futex resumed>) = 1 [pid 1285] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1285] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1281] <... futex resumed>) = 0 [pid 1282] <... futex resumed>) = 1 [pid 1281] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1274] <... futex resumed>) = 0 [pid 1281] <... futex resumed>) = 0 [pid 1281] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1282] ioctl(3, PPPIOCSFLAGS, 0 [pid 1274] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1285] <... futex resumed>) = 1 [pid 1285] sendfile(-1, -1, [3 [pid 1274] <... futex resumed>) = 0 [pid 1282] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1274] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1285] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1282] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1285] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1281] <... futex resumed>) = 0 [pid 1281] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1281] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1285] <... futex resumed>) = 1 [pid 1285] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1282] <... futex resumed>) = 1 [pid 1274] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1284 attached ci2-android-5-10/strace-static-x86_64: Process 1286 attached [pid 1285] <... clone3 resumed>) = 1288 [pid 1284] set_robust_list(0x5555656516a0, 24 [pid 1282] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1274] exit_group(0 [pid 1285] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1284] <... set_robust_list resumed>) = 0 [pid 1282] <... futex resumed>) = ? [pid 1274] <... exit_group resumed>) = ? [pid 1281] <... futex resumed>) = 0 [pid 1281] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1281] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1285] <... futex resumed>) = 1 [pid 1286] set_robust_list(0x7ff80b98e9a0, 24 [pid 1284] rt_sigprocmask(SIG_SETMASK, [] [pid 1282] +++ exited with 0 +++ [pid 1274] +++ exited with 0 +++ [pid 1285] ioctl(3, PPPIOCSFLAGS, 0 [pid 1284] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1285] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1285] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1286] <... set_robust_list resumed>) = 0 [pid 1284] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1281] <... futex resumed>) = 0 [pid 1281] exit_group(0) = ? [pid 1286] rt_sigprocmask(SIG_SETMASK, [] [pid 1284] <... prctl resumed>) = 0 [pid 1284] setpgid(0, 0 [pid 1286] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1285] <... futex resumed>) = ? [pid 1284] <... setpgid resumed>) = 0 [pid 1286] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1285] +++ exited with 0 +++ [pid 1284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1281] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1286] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1284] <... openat resumed>) = 3 [pid 1286] <... futex resumed>) = 1 [pid 1280] <... futex resumed>) = 0 [pid 1284] write(3, "1000", 4 [pid 1280] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1286] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1284] <... write resumed>) = 4 [pid 1280] <... futex resumed>) = 0 [pid 1286] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1284] close(3 [pid 1280] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1286] <... futex resumed>) = 0 [pid 1280] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1284] <... close resumed>) = 0 [pid 1280] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1286] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1280] <... futex resumed>) = 0 [pid 1284] write(1, "executing program\n", 18 [pid 1280] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 1286] <... connect resumed>) = -1 EEXIST (File exists) [pid 1284] <... write resumed>) = 18 [pid 1286] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1280] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 1284] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1280] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1286] sendfile(-1, -1, [3 [pid 1280] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1284] <... futex resumed>) = 0 [pid 1286] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1284] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1286] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1284] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1286] <... futex resumed>) = 1 [pid 1286] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1284] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1280] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1289 attached [pid 1284] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1280] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1289 [pid 1284] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1280] <... futex resumed>) = 1 [pid 1289] set_robust_list(0x5555656516a0, 24 [pid 1286] <... futex resumed>) = 0 [pid 1284] <... mmap resumed>) = 0x7ff80b96e000 [pid 1280] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1286] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1284] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1284] <... mprotect resumed>) = 0 [pid 1289] <... set_robust_list resumed>) = 0 [pid 1284] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1289] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1289] setpgid(0, 0) = 0 [pid 1289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1284] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1289] <... openat resumed>) = 3 [pid 1286] <... clone3 resumed>) = 1290 [pid 1284] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1289] write(3, "1000", 4) = 4 [pid 1289] close(3) = 0 [pid 1286] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1284] <... clone3 resumed> => {parent_tid=[1291]}, 88) = 1291 [pid 1289] write(1, "executing program\n", 18 [pid 1284] rt_sigprocmask(SIG_SETMASK, [] [pid 1286] <... futex resumed>) = 1 [pid 1284] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1280] <... futex resumed>) = 0 [pid 1286] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1284] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1284] <... futex resumed>) = 0 [pid 1280] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1284] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1286] ioctl(3, PPPIOCSFLAGS, 0 [pid 1280] <... futex resumed>) = 0 [pid 1289] <... write resumed>) = 18 [pid 1286] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1280] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1289] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1286] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1289] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1289] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1289] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1289] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1280] <... futex resumed>) = 0 [pid 1286] <... futex resumed>) = 1 ci2-android-5-10/strace-static-x86_64: Process 1291 attached [pid 1289] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1289] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1286] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1280] exit_group(0 [pid 1289] <... clone3 resumed> => {parent_tid=[1292]}, 88) = 1292 [pid 1286] <... futex resumed>) = ? [pid 1280] <... exit_group resumed>) = ? [pid 1289] rt_sigprocmask(SIG_SETMASK, [] [pid 1286] +++ exited with 0 +++ [pid 1289] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1289] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1289] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1292 attached [pid 1292] set_robust_list(0x7ff80b98e9a0, 24 [pid 1280] +++ exited with 0 +++ [pid 1291] set_robust_list(0x7ff80b98e9a0, 24 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... restart_syscall resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1293 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1291] <... set_robust_list resumed>) = 0 [pid 1291] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1291] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1291] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1284] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1294 [pid 1291] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1294 attached [pid 1284] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1284] <... futex resumed>) = 1 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1284] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1291] <... futex resumed>) = 0 [pid 1291] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1291] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1284] <... futex resumed>) = 0 [pid 1291] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1284] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1295 [pid 1284] <... futex resumed>) = 0 [pid 1291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1284] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1291] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1291] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1291] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1284] <... futex resumed>) = 0 [pid 1291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1284] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1291] sendfile(-1, -1, [3 [pid 1284] <... futex resumed>) = 0 [pid 1291] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1291] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1284] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1291] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1284] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1291] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1284] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1295 attached ci2-android-5-10/strace-static-x86_64: Process 1293 attached [pid 1294] set_robust_list(0x5555656516a0, 24 [pid 1292] <... set_robust_list resumed>) = 0 [pid 1291] <... clone3 resumed>) = 1296 [pid 1284] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1291] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1291] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1292] rt_sigprocmask(SIG_SETMASK, [] [pid 1295] set_robust_list(0x5555656516a0, 24 [pid 1284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1294] <... set_robust_list resumed>) = 0 [pid 1294] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1294] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1292] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1284] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1294] <... prctl resumed>) = 0 [pid 1294] setpgid(0, 0) = 0 [pid 1294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1292] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1284] <... futex resumed>) = 1 [pid 1294] <... openat resumed>) = 3 [pid 1292] <... socket resumed>) = 3 [pid 1284] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1295] <... set_robust_list resumed>) = 0 [pid 1294] write(3, "1000", 4 [pid 1292] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1295] rt_sigprocmask(SIG_SETMASK, [] [pid 1294] <... write resumed>) = 4 [pid 1292] <... futex resumed>) = 1 [pid 1289] <... futex resumed>) = 0 [pid 1294] close(3 [pid 1289] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1294] <... close resumed>) = 0 [pid 1289] <... futex resumed>) = 0 [pid 1294] write(1, "executing program\n", 18 [pid 1289] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1294] <... write resumed>) = 18 [pid 1294] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1294] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} executing program [pid 1295] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1292] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1294] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1294] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1294] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1294] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1294] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1292] <... socket resumed>) = 4 [pid 1294] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1294] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1292] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1294] <... clone3 resumed> => {parent_tid=[1297]}, 88) = 1297 [pid 1295] <... prctl resumed>) = 0 [pid 1293] set_robust_list(0x5555656516a0, 24 [pid 1292] <... futex resumed>) = 1 [pid 1289] <... futex resumed>) = 0 [pid 1294] rt_sigprocmask(SIG_SETMASK, [] [pid 1291] <... futex resumed>) = 0 [pid 1289] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1295] setpgid(0, 0 [pid 1294] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1293] <... set_robust_list resumed>) = 0 [pid 1292] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1291] ioctl(3, PPPIOCSFLAGS, 0 [pid 1289] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1297 attached [pid 1294] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1291] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1289] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1294] <... futex resumed>) = 0 [pid 1291] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1294] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1291] <... futex resumed>) = 1 [pid 1291] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1295] <... setpgid resumed>) = 0 [pid 1295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1295] write(3, "1000", 4) = 4 [pid 1295] close(3) = 0 [pid 1295] write(1, "executing program\n", 18) = 18 [pid 1295] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1295] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 executing program [pid 1295] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1295] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1293] rt_sigprocmask(SIG_SETMASK, [] [pid 1295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1292] <... connect resumed>) = -1 EEXIST (File exists) [pid 1284] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1298 attached [pid 1297] set_robust_list(0x7ff80b98e9a0, 24 [pid 1293] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1295] <... clone3 resumed> => {parent_tid=[1298]}, 88) = 1298 [pid 1295] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1295] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1295] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1292] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1289] <... futex resumed>) = 0 [pid 1292] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1289] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1292] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1289] <... futex resumed>) = 0 [pid 1292] sendfile(-1, -1, [3 [pid 1289] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1292] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1292] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1289] <... futex resumed>) = 0 [pid 1292] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1289] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1292] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1289] <... futex resumed>) = 0 [pid 1292] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1289] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1284] exit_group(0 [pid 1298] set_robust_list(0x7ff80b98e9a0, 24 [pid 1297] <... set_robust_list resumed>) = 0 [pid 1293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1292] <... clone3 resumed>) = 1299 [pid 1284] <... exit_group resumed>) = ? [pid 1292] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1291] <... futex resumed>) = ? [pid 1298] <... set_robust_list resumed>) = 0 [pid 1297] rt_sigprocmask(SIG_SETMASK, [] [pid 1293] <... prctl resumed>) = 0 [pid 1292] <... futex resumed>) = 1 [pid 1289] <... futex resumed>) = 0 [pid 1298] rt_sigprocmask(SIG_SETMASK, [] [pid 1297] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1292] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1291] +++ exited with 0 +++ [pid 1289] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1284] +++ exited with 0 +++ [pid 1293] setpgid(0, 0 [pid 1292] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1289] <... futex resumed>) = 0 [pid 1292] ioctl(3, PPPIOCSFLAGS, 0 [pid 1289] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1292] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1292] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1289] <... futex resumed>) = 0 [pid 1292] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1289] exit_group(0 [pid 1292] <... futex resumed>) = ? [pid 1289] <... exit_group resumed>) = ? [pid 1298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1297] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1293] <... setpgid resumed>) = 0 [pid 1292] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1289] +++ exited with 0 +++ [pid 1298] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1298] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1295] <... futex resumed>) = 0 [pid 1298] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1295] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1298] <... socket resumed>) = 4 [pid 1297] <... socket resumed>) = 3 [pid 1295] <... futex resumed>) = 0 [pid 1293] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1298] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1297] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1295] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1293] write(3, "1000", 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1298] <... futex resumed>) = 0 [pid 1297] <... futex resumed>) = 1 [pid 1295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1294] <... futex resumed>) = 0 [pid 1293] <... write resumed>) = 4 [pid 1298] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1295] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1298] <... connect resumed>) = -1 EEXIST (File exists) [pid 1295] <... futex resumed>) = 0 [pid 1298] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1295] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1298] <... futex resumed>) = 0 [pid 1295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1298] sendfile(-1, -1, [3 [pid 1297] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1295] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1294] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1293] close(3 [pid 1298] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1295] <... futex resumed>) = 0 [pid 1294] <... futex resumed>) = 0 [pid 1298] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1297] <... socket resumed>) = 4 [pid 1295] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1293] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1300 [pid 1298] <... futex resumed>) = 0 [pid 1297] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1294] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1293] write(1, "executing program\n", 18 executing program [pid 1298] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1297] <... futex resumed>) = 0 [pid 1295] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1293] <... write resumed>) = 18 [pid 299] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1300 attached [pid 1298] <... clone3 resumed>) = 1301 [pid 1297] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1295] <... futex resumed>) = 0 [pid 1294] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1293] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1300] set_robust_list(0x5555656516a0, 24 [pid 1298] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1295] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1294] <... futex resumed>) = 0 [pid 1293] <... futex resumed>) = 0 [pid 1300] <... set_robust_list resumed>) = 0 [pid 1298] <... futex resumed>) = 0 [pid 1297] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1294] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1293] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1300] rt_sigprocmask(SIG_SETMASK, [] [pid 1298] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1297] <... connect resumed>) = -1 EEXIST (File exists) [pid 1295] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1293] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1297] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1295] <... futex resumed>) = 0 [pid 1293] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1298] ioctl(3, PPPIOCSFLAGS, 0 [pid 1297] <... futex resumed>) = 1 [pid 1295] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1294] <... futex resumed>) = 0 [pid 1293] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1300] <... prctl resumed>) = 0 [pid 1298] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1297] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1294] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1300] setpgid(0, 0 [pid 1298] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1294] <... futex resumed>) = 0 [pid 1293] <... mmap resumed>) = 0x7ff80b96e000 [pid 1300] <... setpgid resumed>) = 0 [pid 1298] <... futex resumed>) = 1 [pid 1297] sendfile(-1, -1, [3 [pid 1295] <... futex resumed>) = 0 [pid 1294] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1293] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1298] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1297] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1295] exit_group(0 [pid 1293] <... mprotect resumed>) = 0 [pid 1300] <... openat resumed>) = 3 [pid 1298] <... futex resumed>) = ? [pid 1297] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1295] <... exit_group resumed>) = ? [pid 1300] write(3, "1000", 4 [pid 1298] +++ exited with 0 +++ [pid 1297] <... futex resumed>) = 1 [pid 1295] +++ exited with 0 +++ [pid 1294] <... futex resumed>) = 0 [pid 1293] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1297] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1294] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1293] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1294] <... futex resumed>) = 0 [pid 1293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1297] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1294] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1300] <... write resumed>) = 4 [pid 1300] close(3 [pid 1297] <... clone3 resumed>) = 1303 ci2-android-5-10/strace-static-x86_64: Process 1302 attached [pid 1300] <... close resumed>) = 0 [pid 1297] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1293] <... clone3 resumed> => {parent_tid=[1302]}, 88) = 1302 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1302] set_robust_list(0x7ff80b98e9a0, 24 [pid 1300] write(1, "executing program\n", 18 [pid 1297] <... futex resumed>) = 1 executing program [pid 1294] <... futex resumed>) = 0 [pid 1293] rt_sigprocmask(SIG_SETMASK, [] [pid 1302] <... set_robust_list resumed>) = 0 [pid 1300] <... write resumed>) = 18 [pid 1297] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1302] rt_sigprocmask(SIG_SETMASK, [] [pid 1300] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1294] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1293] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1300] <... futex resumed>) = 0 [pid 1297] ioctl(3, PPPIOCSFLAGS, 0 [pid 1294] <... futex resumed>) = 0 [pid 1293] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1302] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1300] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1297] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1294] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1302] <... socket resumed>) = 3 [pid 1300] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1297] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1293] <... futex resumed>) = 0 [pid 1302] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1300] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1297] <... futex resumed>) = 0 [pid 1302] <... futex resumed>) = 0 [pid 1300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1297] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1294] exit_group(0 [pid 1293] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1302] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1297] <... futex resumed>) = ? [pid 1294] <... exit_group resumed>) = ? [pid 1293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1300] <... mmap resumed>) = 0x7ff80b96e000 [pid 1297] +++ exited with 0 +++ [pid 1300] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1294] +++ exited with 0 +++ [pid 1293] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 [pid 1302] <... futex resumed>) = 0 [pid 1293] <... futex resumed>) = 1 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 1304 attached [pid 1302] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1300] <... clone3 resumed> => {parent_tid=[1304]}, 88) = 1304 [pid 1293] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1302] <... socket resumed>) = 4 [pid 1300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... restart_syscall resumed>) = 0 [pid 1302] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... restart_syscall resumed>) = 0 [pid 1302] <... futex resumed>) = 1 [pid 1300] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1293] <... futex resumed>) = 0 [pid 1302] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1300] <... futex resumed>) = 0 [pid 1293] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1300] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1293] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1302] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1293] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1306 attached ci2-android-5-10/strace-static-x86_64: Process 1305 attached [pid 1304] set_robust_list(0x7ff80b98e9a0, 24 [pid 1302] <... connect resumed>) = -1 EEXIST (File exists) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1304] <... set_robust_list resumed>) = 0 [pid 1302] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1306 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1305 [pid 1305] set_robust_list(0x5555656516a0, 24 [pid 1302] <... futex resumed>) = 1 [pid 1293] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1302] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1293] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1293] <... futex resumed>) = 0 [pid 1302] sendfile(-1, -1, [3 [pid 1293] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1302] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1302] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1293] <... futex resumed>) = 0 [pid 1302] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1293] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1304] rt_sigprocmask(SIG_SETMASK, [] [pid 1302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1293] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1302] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1293] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1306] set_robust_list(0x5555656516a0, 24 [pid 1305] <... set_robust_list resumed>) = 0 [pid 1304] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1302] <... clone3 resumed>) = 1308 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1302] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1293] <... futex resumed>) = 0 [pid 1302] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1293] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1293] <... futex resumed>) = 0 [pid 1302] ioctl(3, PPPIOCSFLAGS, 0 [pid 1293] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1302] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1302] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1293] <... futex resumed>) = 0 [pid 1302] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1293] exit_group(0 [pid 1305] rt_sigprocmask(SIG_SETMASK, [] [pid 1304] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1302] <... futex resumed>) = ? [pid 1293] <... exit_group resumed>) = ? [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1307 [pid 1306] <... set_robust_list resumed>) = 0 [pid 1305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1304] <... socket resumed>) = 3 [pid 1302] +++ exited with 0 +++ [pid 1293] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1307 attached [pid 1306] rt_sigprocmask(SIG_SETMASK, [] [pid 1305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1304] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1307] set_robust_list(0x5555656516a0, 24) = 0 [pid 1307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1304] <... futex resumed>) = 1 [pid 1300] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1305] <... prctl resumed>) = 0 [pid 1304] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1300] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1305] setpgid(0, 0 [pid 1304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1300] <... futex resumed>) = 0 [pid 1305] <... setpgid resumed>) = 0 [pid 1304] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1300] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1307] <... prctl resumed>) = 0 [pid 1304] <... socket resumed>) = 4 [pid 1307] setpgid(0, 0) = 0 [pid 1305] <... openat resumed>) = 3 [pid 1304] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1305] write(3, "1000", 4 [pid 1304] <... futex resumed>) = 1 [pid 1300] <... futex resumed>) = 0 [pid 1305] <... write resumed>) = 4 [pid 1304] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1300] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1305] close(3 [pid 1304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1300] <... futex resumed>) = 0 [pid 1305] <... close resumed>) = 0 [pid 1300] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1305] write(1, "executing program\n", 18 [pid 1304] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1305] <... write resumed>) = 18 [pid 1304] <... connect resumed>) = -1 EEXIST (File exists) [pid 302] <... restart_syscall resumed>) = 0 [pid 1305] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1304] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1305] <... futex resumed>) = 0 [pid 1304] <... futex resumed>) = 1 [pid 1300] <... futex resumed>) = 0 executing program [pid 1307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1305] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1304] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1300] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1307] <... openat resumed>) = 3 [pid 1306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1305] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1300] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1307] write(3, "1000", 4 [pid 1306] <... prctl resumed>) = 0 [pid 1305] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1304] sendfile(-1, -1, [3 [pid 1300] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1307] <... write resumed>) = 4 [pid 1306] setpgid(0, 0 [pid 1305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1304] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1306] <... setpgid resumed>) = 0 [pid 1305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1304] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1307] close(3) = 0 [pid 1307] write(1, "executing program\n", 18) = 18 [pid 1307] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1307] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1304] <... futex resumed>) = 1 [pid 1305] <... mmap resumed>) = 0x7ff80b96e000 [pid 1300] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1309 [pid 1307] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1305] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1304] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1300] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1307] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1305] <... mprotect resumed>) = 0 [pid 1300] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1300] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1304] <... clone3 resumed>) = 1310 [pid 1305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1307] <... mmap resumed>) = 0x7ff80b96e000 [pid 1305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1304] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1305] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1307] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1304] <... futex resumed>) = 1 [pid 1300] <... futex resumed>) = 0 [pid 1307] <... mprotect resumed>) = 0 [pid 1300] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1306] <... openat resumed>) = 3 [pid 1304] ioctl(3, PPPIOCSFLAGS, 0 [pid 1300] <... futex resumed>) = 0 [pid 1307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1306] write(3, "1000", 4 [pid 1305] <... clone3 resumed> => {parent_tid=[1311]}, 88) = 1311 [pid 1304] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1300] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1306] <... write resumed>) = 4 [pid 1305] rt_sigprocmask(SIG_SETMASK, [] [pid 1304] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 1312 attached [pid 1306] close(3 [pid 1305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1304] <... futex resumed>) = 0 [pid 1300] exit_group(0 [pid 1307] <... clone3 resumed> => {parent_tid=[1312]}, 88) = 1312 [pid 1306] <... close resumed>) = 0 [pid 1305] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1300] <... exit_group resumed>) = ? [pid 1312] set_robust_list(0x7ff80b98e9a0, 24 [pid 1307] rt_sigprocmask(SIG_SETMASK, [] [pid 1306] write(1, "executing program\n", 18 [pid 1305] <... futex resumed>) = 0 [pid 1304] +++ exited with 0 +++ [pid 1300] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1309 attached executing program [pid 1307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1306] <... write resumed>) = 18 [pid 1305] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1309] set_robust_list(0x5555656516a0, 24 [pid 1307] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1306] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1309] <... set_robust_list resumed>) = 0 [pid 1307] <... futex resumed>) = 0 [pid 1309] rt_sigprocmask(SIG_SETMASK, [] [pid 1307] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1312] <... set_robust_list resumed>) = 0 [pid 1309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1306] <... futex resumed>) = 0 [pid 1312] rt_sigprocmask(SIG_SETMASK, [] [pid 1309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1306] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1309] <... prctl resumed>) = 0 [pid 1306] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1312] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1309] setpgid(0, 0) = 0 [pid 1306] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1312] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1309] <... openat resumed>) = 3 [pid 1306] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1309] write(3, "1000", 4 [pid 1306] <... mmap resumed>) = 0x7ff80b96e000 [pid 1309] <... write resumed>) = 4 [pid 1306] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1309] close(3 [pid 1306] <... mprotect resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1311 attached [pid 1309] <... close resumed>) = 0 [pid 1306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1306] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1311] set_robust_list(0x7ff80b98e9a0, 24 [pid 1309] write(1, "executing program\n", 18 [pid 1311] <... set_robust_list resumed>) = 0 executing program [pid 1309] <... write resumed>) = 18 [pid 1306] <... clone3 resumed> => {parent_tid=[1313]}, 88) = 1313 [pid 1311] rt_sigprocmask(SIG_SETMASK, [] [pid 1309] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1306] rt_sigprocmask(SIG_SETMASK, [] [pid 1312] <... socket resumed>) = 3 [pid 1306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1311] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1309] <... futex resumed>) = 0 [pid 1306] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1311] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1309] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1306] <... futex resumed>) = 0 [pid 1311] <... socket resumed>) = 3 [pid 1309] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1306] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1311] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1309] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1311] <... futex resumed>) = 1 [pid 1309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1305] <... futex resumed>) = 0 [pid 1311] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1305] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1311] <... socket resumed>) = 4 [pid 1309] <... mmap resumed>) = 0x7ff80b96e000 [pid 1305] <... futex resumed>) = 0 [pid 1311] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1309] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1311] <... futex resumed>) = 0 [pid 1309] <... mprotect resumed>) = 0 [pid 1305] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1311] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1305] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1312] <... futex resumed>) = 1 [pid 1309] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1307] <... futex resumed>) = 0 [pid 1305] <... futex resumed>) = 1 [pid 1311] <... futex resumed>) = 0 [pid 1307] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1305] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1312] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1311] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1309] <... clone3 resumed> => {parent_tid=[1314]}, 88) = 1314 [pid 1307] <... futex resumed>) = 0 [pid 1311] <... connect resumed>) = -1 EEXIST (File exists) [pid 1309] rt_sigprocmask(SIG_SETMASK, [] [pid 1307] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1311] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1311] <... futex resumed>) = 1 [pid 1309] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1305] <... futex resumed>) = 0 [pid 1312] <... socket resumed>) = 4 [pid 1311] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1309] <... futex resumed>) = 0 [pid 1305] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1309] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1305] <... futex resumed>) = 0 [pid 1311] sendfile(-1, -1, [3 [pid 1312] <... futex resumed>) = 1 [pid 1311] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1307] <... futex resumed>) = 0 [pid 1305] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1311] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1307] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1312] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1311] <... futex resumed>) = 0 [pid 1307] <... futex resumed>) = 0 [pid 1305] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1312] <... connect resumed>) = -1 EEXIST (File exists) [pid 1311] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1307] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1305] <... futex resumed>) = 0 [pid 1312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1311] <... clone3 resumed>) = 1315 [pid 1307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1312] <... futex resumed>) = 0 [pid 1311] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1305] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1307] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1313 attached [pid 1312] sendfile(-1, -1, [3 [pid 1311] <... futex resumed>) = 0 [pid 1307] <... futex resumed>) = 0 [pid 1305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1313] set_robust_list(0x7ff80b98e9a0, 24 [pid 1312] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1311] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1307] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1313] <... set_robust_list resumed>) = 0 [pid 1312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1305] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1313] rt_sigprocmask(SIG_SETMASK, [] [pid 1312] <... futex resumed>) = 0 [pid 1311] ioctl(3, PPPIOCSFLAGS, 0 [pid 1307] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1305] <... futex resumed>) = 0 [pid 1313] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1312] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1311] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1307] <... futex resumed>) = 0 [pid 1305] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1314 attached [pid 1313] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1311] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1307] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1314] set_robust_list(0x7ff80b98e9a0, 24 [pid 1313] <... socket resumed>) = 3 [pid 1311] <... futex resumed>) = 0 [pid 1314] <... set_robust_list resumed>) = 0 [pid 1313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1312] <... clone3 resumed>) = 1316 [pid 1311] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1305] exit_group(0 [pid 1314] rt_sigprocmask(SIG_SETMASK, [] [pid 1313] <... futex resumed>) = 1 [pid 1306] <... futex resumed>) = 0 [pid 1312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1311] <... futex resumed>) = ? [pid 1305] <... exit_group resumed>) = ? [pid 1314] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1313] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1312] <... futex resumed>) = 1 [pid 1311] +++ exited with 0 +++ [pid 1307] <... futex resumed>) = 0 [pid 1306] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1314] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1313] <... socket resumed>) = 4 [pid 1314] <... socket resumed>) = 3 [pid 1313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1306] <... futex resumed>) = 0 [pid 1305] +++ exited with 0 +++ [pid 1312] ioctl(3, PPPIOCSFLAGS, 0 [pid 1307] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1312] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1307] <... futex resumed>) = 0 [pid 1306] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1307] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1312] <... futex resumed>) = 0 [pid 1307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1306] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1312] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1314] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1313] <... futex resumed>) = 0 [pid 1307] exit_group(0 [pid 1314] <... futex resumed>) = 1 [pid 1313] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1309] <... futex resumed>) = 0 [pid 1307] <... exit_group resumed>) = ? [pid 1306] <... futex resumed>) = 0 [pid 1314] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1313] <... connect resumed>) = -1 EEXIST (File exists) [pid 1312] <... futex resumed>) = ? [pid 1309] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1314] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1309] <... futex resumed>) = 0 [pid 1314] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1313] <... futex resumed>) = 0 [pid 1309] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1314] <... socket resumed>) = 4 [pid 1313] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1314] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1309] <... futex resumed>) = 0 [pid 1314] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1309] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1314] <... connect resumed>) = 0 [pid 1309] <... futex resumed>) = 0 [pid 1309] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1306] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1306] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1313] <... futex resumed>) = 0 [pid 1306] <... futex resumed>) = 1 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1313] sendfile(-1, -1, [3 [pid 1306] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1313] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1313] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1306] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1314] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1309] <... futex resumed>) = 0 [pid 1309] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1309] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1314] <... futex resumed>) = 1 [pid 1314] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1313] <... futex resumed>) = 0 [pid 1306] <... futex resumed>) = 1 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1318 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1317 [pid 1313] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1306] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1313] <... clone3 resumed>) = 1319 [pid 1312] +++ exited with 0 +++ [pid 1307] +++ exited with 0 +++ [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1313] <... futex resumed>) = 1 [pid 1306] <... futex resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1313] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 1306] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1313] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1306] <... futex resumed>) = 0 [pid 1313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1306] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1313] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1314] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1309] <... futex resumed>) = 0 [pid 1309] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1309] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1306] exit_group(0 [pid 1313] <... futex resumed>) = ? [pid 1306] <... exit_group resumed>) = ? [pid 1313] +++ exited with 0 +++ [pid 1314] <... futex resumed>) = 1 [pid 1314] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 1320 [pid 1314] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1309] <... futex resumed>) = 0 [pid 1309] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1309] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1314] <... futex resumed>) = 1 [pid 1314] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 1314] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1309] <... futex resumed>) = 0 [pid 1309] exit_group(0) = ? [pid 1314] <... futex resumed>) = ? [pid 1314] +++ exited with 0 +++ [pid 1309] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1317 attached [pid 1317] set_robust_list(0x5555656516a0, 24) = 0 [pid 1317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1317] setpgid(0, 0) = 0 [pid 1317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1317] write(3, "1000", 4) = 4 [pid 1317] close(3) = 0 [pid 1317] write(1, "executing program\n", 18) = 18 [pid 1317] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1317] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1317] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1317] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1317] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1321]}, 88) = 1321 [pid 1317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1317] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1317] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1321 attached [pid 1306] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1321] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1321] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1321] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1317] <... futex resumed>) = 0 [pid 1317] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1317] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1321] <... futex resumed>) = 1 [pid 1321] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1317] <... futex resumed>) = 0 [pid 1317] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1317] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1321] <... futex resumed>) = 1 [pid 1321] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 298] <... restart_syscall resumed>) = 0 [pid 1321] <... connect resumed>) = -1 EEXIST (File exists) [pid 1321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1317] <... futex resumed>) = 0 [pid 1317] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1317] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1321] <... futex resumed>) = 1 [pid 1321] sendfile(-1, -1, [3 executing program [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1321] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1317] <... futex resumed>) = 0 [pid 1317] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1317] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1321] <... futex resumed>) = 1 [pid 1321] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1323 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1322 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1318 attached ci2-android-5-10/strace-static-x86_64: Process 1322 attached [pid 1318] set_robust_list(0x5555656516a0, 24 [pid 1322] set_robust_list(0x5555656516a0, 24) = 0 [pid 1318] <... set_robust_list resumed>) = 0 [pid 1321] <... clone3 resumed>) = 1324 [pid 1321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1317] <... futex resumed>) = 0 [pid 1317] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1317] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1321] <... futex resumed>) = 1 [pid 1321] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1317] <... futex resumed>) = 0 [pid 1317] exit_group(0) = ? [pid 1321] <... futex resumed>) = ? [pid 1322] rt_sigprocmask(SIG_SETMASK, [] [pid 1318] rt_sigprocmask(SIG_SETMASK, [] [pid 1322] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1318] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1321] +++ exited with 0 +++ [pid 1317] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1323 attached [pid 1323] set_robust_list(0x5555656516a0, 24) = 0 [pid 1323] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1323] setpgid(0, 0) = 0 [pid 1323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1323] write(3, "1000", 4) = 4 [pid 1323] close(3) = 0 [pid 1323] write(1, "executing program\n", 18) = 18 [pid 1323] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1323] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1323] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1323] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1323] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1325]}, 88) = 1325 [pid 1323] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1323] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1323] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1325 attached [pid 1325] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1325] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 executing program [pid 1325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1323] <... futex resumed>) = 0 [pid 1323] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1323] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1325] <... futex resumed>) = 1 [pid 1325] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1318] <... prctl resumed>) = 0 [pid 1325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1318] setpgid(0, 0 [pid 1322] <... prctl resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1323] <... futex resumed>) = 0 [pid 1323] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1322] setpgid(0, 0 [pid 1318] <... setpgid resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1323] <... futex resumed>) = 0 [pid 1323] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1325] <... futex resumed>) = 1 [pid 1325] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1323] <... futex resumed>) = 0 [pid 1323] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1323] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1325] <... futex resumed>) = 1 [pid 1325] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1323] <... futex resumed>) = 0 [pid 1323] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1323] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1325] <... futex resumed>) = 1 [pid 1325] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 1326 [pid 1325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1323] <... futex resumed>) = 0 [pid 1323] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1323] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1325] <... futex resumed>) = 1 [pid 1325] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1323] <... futex resumed>) = 0 [pid 1323] exit_group(0) = ? [pid 1325] <... futex resumed>) = ? [pid 1325] +++ exited with 0 +++ [pid 1323] +++ exited with 0 +++ [pid 1322] <... setpgid resumed>) = 0 [pid 1318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 40.280790][ T1246] ------------[ cut here ]------------ [ 40.289830][ T1246] WARNING: CPU: 0 PID: 1246 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 40.304105][ T1246] Modules linked in: [ 40.308402][ T1246] CPU: 0 PID: 1246 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 40.319999][ T1246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 ci2-android-5-10/strace-static-x86_64: Process 1328 attached [pid 1322] <... openat resumed>) = 3 [pid 1318] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 1327 attached [pid 1327] set_robust_list(0x5555656516a0, 24) = 0 [pid 1327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1322] write(3, "1000", 4 [pid 1318] write(3, "1000", 4 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1328 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1327 [pid 1318] <... write resumed>) = 4 [pid 1322] <... write resumed>) = 4 [pid 1327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1327] setpgid(0, 0) = 0 [pid 1328] set_robust_list(0x5555656516a0, 24 [pid 1327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1322] close(3 [pid 1318] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1318] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1328] <... set_robust_list resumed>) = 0 [pid 1322] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1327] <... openat resumed>) = 3 [pid 1327] write(3, "1000", 4) = 4 [pid 1327] close(3) = 0 [pid 1322] write(1, "executing program\n", 18 [pid 1318] write(1, "executing program\n", 18 executing program executing program [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1328] rt_sigprocmask(SIG_SETMASK, [] [pid 1322] <... write resumed>) = 18 [pid 1318] <... write resumed>) = 18 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1329 [pid 1322] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1318] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 1327] write(1, "executing program\n", 18) = 18 [pid 1327] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1327] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1327] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1327] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITEci2-android-5-10/strace-static-x86_64: Process 1329 attached [pid 1328] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1322] <... futex resumed>) = 0 [pid 1318] <... futex resumed>) = 0 [pid 1322] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1318] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1327] <... mprotect resumed>) = 0 [pid 1322] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1318] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1327] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1318] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1322] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1327] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1318] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1322] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1327] <... clone3 resumed> => {parent_tid=[1330]}, 88) = 1330 [pid 1327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1327] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1327] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1318] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0ci2-android-5-10/strace-static-x86_64: Process 1330 attached [pid 1329] set_robust_list(0x5555656516a0, 24 [pid 1328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1322] <... mmap resumed>) = 0x7ff80b96e000 [pid 1318] <... mmap resumed>) = 0x7ff80b96e000 [pid 1322] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1318] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1322] <... mprotect resumed>) = 0 [pid 1318] <... mprotect resumed>) = 0 [pid 1322] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1318] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1322] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1318] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1318] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1322] <... clone3 resumed> => {parent_tid=[1331]}, 88) = 1331 [pid 1318] <... clone3 resumed> => {parent_tid=[1332]}, 88) = 1332 [pid 1322] rt_sigprocmask(SIG_SETMASK, [] [pid 1318] rt_sigprocmask(SIG_SETMASK, [] [pid 1322] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1318] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1322] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1318] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1322] <... futex resumed>) = 0 [pid 1318] <... futex resumed>) = 0 [pid 1322] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1328] <... prctl resumed>) = 0 [pid 1328] setpgid(0, 0) = 0 [pid 1328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1328] write(3, "1000", 4) = 4 [pid 1328] close(3) = 0 [pid 1328] write(1, "executing program\n", 18) = 18 executing program [pid 1328] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1328] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1328] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1328] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 ci2-android-5-10/strace-static-x86_64: Process 1332 attached ci2-android-5-10/strace-static-x86_64: Process 1331 attached [pid 1328] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1330] set_robust_list(0x7ff80b98e9a0, 24 [pid 1329] <... set_robust_list resumed>) = 0 [pid 1330] <... set_robust_list resumed>) = 0 [pid 1329] rt_sigprocmask(SIG_SETMASK, [] [pid 1328] <... clone3 resumed> => {parent_tid=[1333]}, 88) = 1333 [pid 1330] rt_sigprocmask(SIG_SETMASK, [] [pid 1329] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1328] rt_sigprocmask(SIG_SETMASK, [] [pid 1330] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1328] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1333 attached [pid 1332] set_robust_list(0x7ff80b98e9a0, 24 [pid 1331] set_robust_list(0x7ff80b98e9a0, 24 [pid 1330] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1329] <... prctl resumed>) = 0 [pid 1328] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1330] <... socket resumed>) = 3 [pid 1329] setpgid(0, 0 [pid 1328] <... futex resumed>) = 0 [pid 1330] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1329] <... setpgid resumed>) = 0 [pid 1328] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1330] <... futex resumed>) = 1 [pid 1329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1330] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1329] <... openat resumed>) = 3 [pid 1329] write(3, "1000", 4) = 4 [pid 1329] close(3) = 0 [pid 1329] write(1, "executing program\n", 18) = 18 executing program [pid 1329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1329] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1329] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1329] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1329] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1329] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1333] set_robust_list(0x7ff80b98e9a0, 24 [pid 1332] <... set_robust_list resumed>) = 0 [pid 1331] <... set_robust_list resumed>) = 0 [pid 1329] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1327] <... futex resumed>) = 0 [pid 1329] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1334]}, 88) = 1334 [pid 1329] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1329] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 40.330800][ T1246] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 40.343443][ T1246] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 40.364213][ T1246] RSP: 0018:ffffc90001aa7c40 EFLAGS: 00010293 [ 40.370701][ T1246] RAX: ffffffff842f41a7 RBX: ffff888111829000 RCX: ffff888111ce62c0 [pid 1329] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1334 attached [pid 1334] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1334] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1334] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1333] <... set_robust_list resumed>) = 0 [pid 1332] rt_sigprocmask(SIG_SETMASK, [] [pid 1331] rt_sigprocmask(SIG_SETMASK, [] [pid 1327] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1333] rt_sigprocmask(SIG_SETMASK, [] [pid 1332] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1331] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1330] <... futex resumed>) = 0 [pid 1327] <... futex resumed>) = 1 [pid 1330] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1330] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1330] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1329] <... futex resumed>) = 0 [pid 1329] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1329] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1334] <... futex resumed>) = 1 [pid 1334] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1334] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1329] <... futex resumed>) = 0 [pid 1334] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1329] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1334] <... connect resumed>) = -1 EEXIST (File exists) [pid 1329] <... futex resumed>) = 0 [pid 1334] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1329] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1334] <... futex resumed>) = 0 [pid 1329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1334] sendfile(-1, -1, [3 [pid 1333] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1332] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1331] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1329] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1327] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1334] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1329] <... futex resumed>) = 0 [pid 1334] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1329] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1334] <... futex resumed>) = 0 [pid 1329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1334] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1329] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1334] <... clone3 resumed>) = 1335 [pid 1329] <... futex resumed>) = 0 [pid 1334] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1329] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1334] <... futex resumed>) = 0 [pid 1329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1334] ioctl(3, PPPIOCSFLAGS, 0 [pid 1329] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1334] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1333] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1332] <... socket resumed>) = 3 [pid 1331] <... socket resumed>) = 3 [pid 1329] <... futex resumed>) = 0 [pid 1327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1334] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1329] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1334] <... futex resumed>) = 0 [pid 1329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1334] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1329] exit_group(0 [pid 1334] <... futex resumed>) = ? [pid 1333] <... socket resumed>) = 3 [pid 1332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1329] <... exit_group resumed>) = ? [pid 1327] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1334] +++ exited with 0 +++ [pid 1329] +++ exited with 0 +++ [pid 1322] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1318] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1322] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1318] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1322] <... futex resumed>) = 0 [pid 1318] <... futex resumed>) = 0 [pid 1322] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1332] <... futex resumed>) = 1 [pid 1331] <... futex resumed>) = 1 [pid 1330] <... futex resumed>) = 0 [pid 1327] <... futex resumed>) = 1 [pid 1322] <... futex resumed>) = 0 [pid 1318] <... futex resumed>) = 0 [pid 1333] <... futex resumed>) = 1 [pid 1332] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1331] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1330] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1328] <... futex resumed>) = 0 [pid 1327] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1322] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=45000000} [pid 1318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=45000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1336 [pid 1330] <... connect resumed>) = -1 EEXIST (File exists) [pid 1328] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1336 attached [pid 1330] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1328] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1336] set_robust_list(0x5555656516a0, 24 [pid 1330] <... futex resumed>) = 0 [pid 1328] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1336] <... set_robust_list resumed>) = 0 [pid 1330] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1336] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1336] setpgid(0, 0) = 0 [pid 1336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1333] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1332] <... socket resumed>) = 4 [pid 1331] <... socket resumed>) = 4 [pid 1327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1336] write(3, "1000", 4) = 4 [pid 1336] close(3) = 0 [pid 1336] write(1, "executing program\n", 18) = 18 [pid 1336] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1333] <... socket resumed>) = 4 [pid 1336] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1327] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1336] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1336] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1336] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1336] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1336] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1337]}, 88) = 1337 [pid 1336] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1333] <... futex resumed>) = 1 [pid 1332] <... futex resumed>) = 1 [pid 1331] <... futex resumed>) = 1 [pid 1330] <... futex resumed>) = 0 [pid 1328] <... futex resumed>) = 0 [pid 1327] <... futex resumed>) = 1 [pid 1322] <... futex resumed>) = 0 [pid 1318] <... futex resumed>) = 0 [pid 1336] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1333] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1332] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1331] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [ 40.379282][ T1246] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d [ 40.387905][ T1246] RBP: ffffc90001aa7c60 R08: ffff888111829083 R09: 1ffff11022305210 [ 40.396134][ T1246] R10: dffffc0000000000 R11: ffffed1022305211 R12: dffffc0000000000 [ 40.405408][ T1246] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88810fce9800 [ 40.413932][ T1246] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 40.424343][ T1246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [pid 1330] sendfile(-1, -1, [3 [pid 1328] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1327] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1322] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1318] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1336] <... futex resumed>) = 0 [pid 1330] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1328] <... futex resumed>) = 0 [pid 1322] <... futex resumed>) = 0 [pid 1318] <... futex resumed>) = 0 [pid 1336] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1330] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1328] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1322] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1330] <... futex resumed>) = 0 [pid 1330] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1337 attached [pid 1337] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1337] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1337] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1337] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1336] <... futex resumed>) = 0 [pid 1337] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1336] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1337] <... socket resumed>) = 4 [pid 1336] <... futex resumed>) = 0 [pid 1337] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1336] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1337] <... futex resumed>) = 0 [pid 1336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1333] <... connect resumed>) = -1 EEXIST (File exists) [pid 1332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1331] <... connect resumed>) = -1 EEXIST (File exists) [pid 1327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1337] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1336] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1337] <... connect resumed>) = -1 EEXIST (File exists) [pid 1336] <... futex resumed>) = 0 [pid 1337] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1336] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1337] <... futex resumed>) = 0 [pid 1336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1337] sendfile(-1, -1, [3 [pid 1336] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1337] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1336] <... futex resumed>) = 0 [pid 1337] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1336] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1337] <... futex resumed>) = 0 [pid 1336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1337] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1336] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1336] <... futex resumed>) = 0 [pid 1337] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1336] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1337] <... clone3 resumed>) = 1338 [pid 1333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1332] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1327] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1337] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1336] <... futex resumed>) = 0 [pid 1337] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1336] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1336] <... futex resumed>) = 0 [pid 1337] ioctl(3, PPPIOCSFLAGS, 0 [pid 1336] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1337] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1337] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1336] <... futex resumed>) = 0 [pid 1337] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1336] exit_group(0 [pid 1337] <... futex resumed>) = ? [pid 1336] <... exit_group resumed>) = ? [pid 1337] +++ exited with 0 +++ [pid 1336] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1339 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1339 attached [pid 1339] set_robust_list(0x5555656516a0, 24) = 0 [pid 1339] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1339] setpgid(0, 0) = 0 [pid 1339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1339] write(3, "1000", 4) = 4 [pid 1339] close(3 [pid 1330] <... futex resumed>) = 0 [pid 1327] <... futex resumed>) = 1 [pid 1333] <... futex resumed>) = 1 [pid 1331] <... futex resumed>) = 1 [pid 1330] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1328] <... futex resumed>) = 0 [pid 1322] <... futex resumed>) = 0 [pid 1333] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1332] <... connect resumed>) = 0 [pid 1331] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1330] <... clone3 resumed>) = 1340 [pid 1328] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1327] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1322] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1330] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1328] <... futex resumed>) = 0 [pid 1322] <... futex resumed>) = 0 [pid 1330] <... futex resumed>) = 0 [pid 1328] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1322] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1330] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1339] <... close resumed>) = 0 [pid 1339] write(1, "executing program\n", 18) = 18 executing program [pid 1339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1339] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1339] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1339] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1339] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1333] sendfile(-1, -1, [3 [pid 1332] <... futex resumed>) = 1 [pid 1331] sendfile(-1, -1, [3 [pid 1327] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1318] <... futex resumed>) = 0 [pid 1339] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1318] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1339] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1318] <... futex resumed>) = 0 [pid 1318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1339] <... clone3 resumed> => {parent_tid=[1341]}, 88) = 1341 [pid 1333] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1332] sendfile(-1, -1, [3 [pid 1331] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1327] <... futex resumed>) = 1 [pid 1339] rt_sigprocmask(SIG_SETMASK, [] [pid 1333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1332] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1330] <... futex resumed>) = 0 [pid 1327] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1339] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 40.431545][ T1246] CR2: 00007ff80b98dbb0 CR3: 0000000110d79000 CR4: 00000000003506a0 [ 40.439943][ T1246] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.449881][ T1320] ------------[ cut here ]------------ [ 40.455615][ T1320] WARNING: CPU: 1 PID: 1320 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 40.466477][ T1246] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.474614][ T1320] Modules linked in: [ 40.478592][ T1246] Call Trace: [pid 1339] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1339] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1341 attached [pid 1341] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1341] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1341] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1341] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1339] <... futex resumed>) = 0 [pid 1341] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1339] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1341] <... socket resumed>) = 4 [pid 1339] <... futex resumed>) = 0 [pid 1341] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1339] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1341] <... futex resumed>) = 0 [pid 1339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1341] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1339] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1333] <... futex resumed>) = 1 [pid 1332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1331] <... futex resumed>) = 1 [pid 1328] <... futex resumed>) = 0 [pid 1322] <... futex resumed>) = 0 [pid 1341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1339] <... futex resumed>) = 0 [pid 1330] ioctl(3, PPPIOCSFLAGS, 0 [pid 1328] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1322] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1341] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1339] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1328] <... futex resumed>) = 0 [pid 1322] <... futex resumed>) = 0 [pid 1341] <... connect resumed>) = -1 EEXIST (File exists) [pid 1328] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1322] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1341] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1339] <... futex resumed>) = 0 [pid 1341] sendfile(-1, -1, [3 [pid 1339] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1341] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1339] <... futex resumed>) = 0 [pid 1341] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1339] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1341] <... futex resumed>) = 0 [pid 1339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1341] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1339] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1339] <... futex resumed>) = 0 [pid 1341] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1339] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1333] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1332] <... futex resumed>) = 1 [pid 1331] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1330] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1318] <... futex resumed>) = 0 [pid 1341] <... clone3 resumed>) = 1342 [pid 1318] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1341] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1318] <... futex resumed>) = 0 [pid 1341] <... futex resumed>) = 1 [pid 1339] <... futex resumed>) = 0 [pid 1318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1341] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1339] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1333] <... clone3 resumed>) = 1343 [pid 1332] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1339] <... futex resumed>) = 0 [pid 1341] ioctl(3, PPPIOCSFLAGS, 0 [pid 1339] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1331] <... clone3 resumed>) = 1344 [pid 1330] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1341] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1341] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1339] <... futex resumed>) = 0 [pid 1341] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1339] exit_group(0 [pid 1332] <... clone3 resumed>) = 1345 [pid 1331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1330] <... futex resumed>) = 1 [pid 1327] <... futex resumed>) = 0 [pid 1341] <... futex resumed>) = ? [pid 1339] <... exit_group resumed>) = ? [pid 1333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1341] +++ exited with 0 +++ [pid 1339] +++ exited with 0 +++ [pid 1332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1331] <... futex resumed>) = 1 [pid 1330] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1327] exit_group(0 [pid 1322] <... futex resumed>) = 0 [pid 1322] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1322] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1322] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1333] <... futex resumed>) = 1 [pid 1331] ioctl(3, PPPIOCSFLAGS, 0 [pid 1330] <... futex resumed>) = ? [pid 1328] <... futex resumed>) = 0 [pid 1327] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 1332] <... futex resumed>) = 1 [pid 1328] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1318] <... futex resumed>) = 0 [pid 1332] ioctl(3, PPPIOCSFLAGS, 0 [pid 1328] <... futex resumed>) = 0 [pid 1318] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1332] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 1328] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1318] <... futex resumed>) = 0 [pid 1332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1318] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1332] <... futex resumed>) = 0 [pid 1318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1332] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1318] exit_group(0 [pid 1332] <... futex resumed>) = ? [ 40.483257][ T1320] CPU: 1 PID: 1320 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 40.492947][ T1246] pppol2tp_release+0x150/0x2b0 [ 40.498135][ T1246] sock_close+0xb8/0x200 [ 40.505020][ T1246] ? sock_mmap+0xa0/0xa0 [ 40.509348][ T1320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 40.509367][ T1320] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [pid 1318] <... exit_group resumed>) = ? [pid 1332] +++ exited with 0 +++ [pid 1318] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1333] ioctl(3, PPPIOCSFLAGS, 0 [pid 1331] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1330] +++ exited with 0 +++ [pid 1327] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1346 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1322] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1347 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1347 attached [pid 1347] set_robust_list(0x5555656516a0, 24) = 0 [pid 1347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1347] setpgid(0, 0) = 0 [pid 1347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1347] write(3, "1000", 4) = 4 [pid 1347] close(3) = 0 [pid 1347] write(1, "executing program\n", 18) = 18 executing program [pid 1347] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1347] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1347] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1347] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1328] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1347] <... mmap resumed>) = 0x7ff80b96e000 [pid 1347] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1347] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1347] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1348]}, 88) = 1348 [pid 1347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1347] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 40.509378][ T1320] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 40.509386][ T1320] RSP: 0018:ffffc90001f87c40 EFLAGS: 00010293 [ 40.509400][ T1320] RAX: ffffffff842f41a7 RBX: ffff88810f711800 RCX: ffff88810c6ce2c0 [ 40.509408][ T1320] RDX: 0000000000000000 RSI: 00000000121c0000 RDI: 000000000c04eb7d [ 40.509417][ T1320] RBP: ffffc90001f87c60 R08: ffff88810f711883 R09: 1ffff11021ee2310 [pid 1347] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1348 attached [pid 1348] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1348] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1348] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1348] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1347] <... futex resumed>) = 0 [pid 1347] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1347] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1348] <... futex resumed>) = 1 [pid 1348] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1348] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1347] <... futex resumed>) = 0 [pid 1347] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1347] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1348] <... futex resumed>) = 1 [pid 1348] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1348] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1347] <... futex resumed>) = 0 [pid 1347] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1347] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1348] <... futex resumed>) = 1 [pid 1348] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1348] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1347] <... futex resumed>) = 0 [pid 1348] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1347] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1348] <... clone3 resumed>) = 1349 [pid 1347] <... futex resumed>) = 0 [pid 1348] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1347] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1348] <... futex resumed>) = 0 [pid 1347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1348] ioctl(3, PPPIOCSFLAGS, 0 [pid 1347] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1348] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1347] <... futex resumed>) = 0 [pid 1348] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1347] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1348] <... futex resumed>) = 0 [pid 1347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1348] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1347] exit_group(0 [pid 1348] <... futex resumed>) = ? [pid 1347] <... exit_group resumed>) = ? [pid 1348] +++ exited with 0 +++ [pid 1347] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1346 attached [pid 1333] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 1322] exit_group(0) = ? [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1350 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1350 attached [pid 1350] set_robust_list(0x5555656516a0, 24) = 0 [ 40.509426][ T1320] R10: dffffc0000000000 R11: ffffed1021ee2311 R12: dffffc0000000000 [ 40.509435][ T1320] R13: dffffc0000000000 R14: 00000000121c0000 R15: ffff88811170b000 [ 40.509445][ T1320] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 40.509454][ T1320] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.509462][ T1320] CR2: 00007ff80b9ffda0 CR3: 0000000111045000 CR4: 00000000003506b0 [ 40.509474][ T1320] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.509481][ T1320] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [pid 1350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1350] setpgid(0, 0) = 0 [pid 1350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1350] write(3, "1000", 4) = 4 [pid 1350] close(3) = 0 [pid 1350] write(1, "executing program\n", 18) = 18 [pid 1350] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1350] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 executing program [pid 1350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1350] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1350] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1351]}, 88) = 1351 [pid 1350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1350] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1350] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1351 attached [pid 1351] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1351] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1351] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1350] <... futex resumed>) = 0 [pid 1350] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1350] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1351] <... futex resumed>) = 1 [pid 1351] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1351] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1350] <... futex resumed>) = 0 [pid 1351] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1350] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1351] <... connect resumed>) = -1 EEXIST (File exists) [pid 1350] <... futex resumed>) = 0 [pid 1351] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1350] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1351] <... futex resumed>) = 0 [pid 1350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1351] sendfile(-1, -1, [3 [pid 1350] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1351] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1350] <... futex resumed>) = 0 [pid 1351] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1350] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1351] <... futex resumed>) = 0 [pid 1350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1351] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1350] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1351] <... clone3 resumed>) = 1352 [pid 1350] <... futex resumed>) = 0 [pid 1351] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1350] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1351] <... futex resumed>) = 0 [pid 1350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1351] ioctl(3, PPPIOCSFLAGS, 0 [pid 1350] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1351] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1350] <... futex resumed>) = 0 [pid 1351] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1350] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1351] <... futex resumed>) = 0 [pid 1350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1346] set_robust_list(0x5555656516a0, 24 [pid 1333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1327, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 1351] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1350] exit_group(0 [pid 1351] <... futex resumed>) = ? [pid 1350] <... exit_group resumed>) = ? [ 40.509485][ T1320] Call Trace: [ 40.509498][ T1320] pppol2tp_release+0x150/0x2b0 [ 40.509510][ T1320] sock_close+0xb8/0x200 [ 40.509520][ T1320] ? sock_mmap+0xa0/0xa0 [ 40.509565][ T1320] __fput+0x2dc/0x730 [ 40.521914][ T1246] __fput+0x2dc/0x730 [ 40.535246][ T1320] ____fput+0x15/0x20 [ 40.548593][ T1246] ____fput+0x15/0x20 [ 40.613618][ T1320] task_work_run+0x127/0x190 [ 40.618903][ T1246] task_work_run+0x127/0x190 [ 40.678557][ T1246] do_exit+0xa7c/0x24e0 [pid 1351] +++ exited with 0 +++ [pid 1350] +++ exited with 0 +++ [pid 1346] <... set_robust_list resumed>) = 0 [pid 1333] <... futex resumed>) = 0 [pid 1331] <... futex resumed>) = ? [pid 1346] rt_sigprocmask(SIG_SETMASK, [] [pid 1333] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1331] +++ exited with 0 +++ [pid 1328] --- SIGRT_7 {si_signo=SIGRT_7, si_code=0x1, si_pid=1343, si_uid=0} --- [pid 1322] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1346] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1333] <... futex resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1353 ci2-android-5-10/strace-static-x86_64: Process 1353 attached [pid 1346] <... prctl resumed>) = 0 [pid 1333] +++ killed by SIGRT_7 +++ [pid 1328] +++ killed by SIGRT_7 +++ [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1354 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=1328, si_uid=0, si_status=SIGRT_7, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1354 attached [pid 1354] set_robust_list(0x5555656516a0, 24) = 0 [pid 1354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1346] setpgid(0, 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1346] <... setpgid resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1353] set_robust_list(0x5555656516a0, 24 [pid 1354] <... prctl resumed>) = 0 [pid 1354] setpgid(0, 0) = 0 [pid 1346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1353] <... set_robust_list resumed>) = 0 [pid 1346] <... openat resumed>) = 3 [pid 1354] write(3, "1000", 4) = 4 [pid 1354] close(3) = 0 [pid 1354] write(1, "executing program\n", 18) = 18 [pid 1354] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] <... restart_syscall resumed>) = 0 executing program [pid 1354] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1354] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1354] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1353] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1356 [pid 1346] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 1355 attached [pid 1354] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1353] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1355 [pid 1354] <... mprotect resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 40.679547][ T1320] do_exit+0xa7c/0x24e0 [ 40.685124][ T1246] ? __kasan_check_write+0x14/0x20 [ 40.692317][ T1345] ------------[ cut here ]------------ [ 40.692403][ T1246] ? switch_fpu_return+0x19c/0x330 [ 40.697860][ T1345] WARNING: CPU: 0 PID: 1345 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 40.703567][ T1246] ? put_task_struct+0x90/0x90 [ 40.718962][ T1246] ? fpu__clear_all+0x20/0x20 [ 40.724309][ T1246] ? __kasan_check_read+0x11/0x20 [pid 1354] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1355] set_robust_list(0x5555656516a0, 24 [pid 1354] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1346] <... write resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1356 attached [pid 1355] <... set_robust_list resumed>) = 0 [pid 1353] <... prctl resumed>) = 0 [pid 1346] close(3 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1356] set_robust_list(0x5555656516a0, 24 [pid 1354] <... clone3 resumed> => {parent_tid=[1357]}, 88) = 1357 [pid 1356] <... set_robust_list resumed>) = 0 [pid 1354] rt_sigprocmask(SIG_SETMASK, [] [pid 1356] rt_sigprocmask(SIG_SETMASK, [] [pid 1354] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1356] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1354] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1354] <... futex resumed>) = 0 [pid 1356] <... prctl resumed>) = 0 [pid 1354] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1356] setpgid(0, 0 [pid 1355] rt_sigprocmask(SIG_SETMASK, [] [pid 1353] setpgid(0, 0 [pid 1346] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1357 attached [pid 1356] <... setpgid resumed>) = 0 [pid 1356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1356] write(3, "1000", 4) = 4 [pid 1356] close(3) = 0 [pid 1356] write(1, "executing program\n", 18) = 18 executing program [pid 1356] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1356] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1353] <... setpgid resumed>) = 0 [pid 1346] write(1, "executing program\n", 18 [pid 1357] set_robust_list(0x7ff80b98e9a0, 24 [pid 1356] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1356] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1356] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1358]}, 88) = 1358 [pid 1356] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1356] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1357] <... set_robust_list resumed>) = 0 executing program [pid 1356] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1346] <... write resumed>) = 18 ci2-android-5-10/strace-static-x86_64: Process 1358 attached [pid 1357] rt_sigprocmask(SIG_SETMASK, [] [pid 1355] <... prctl resumed>) = 0 [ 40.730557][ T1246] __x64_sys_exit+0x40/0x40 [ 40.733200][ T1320] ? __kasan_check_write+0x14/0x20 [ 40.736194][ T1246] do_syscall_64+0x31/0x40 [ 40.744893][ T1246] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.751046][ T1246] RIP: 0033:0x7ff80b9ae199 [ 40.755845][ T1246] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 40.763669][ T1246] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 40.772612][ T1246] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [pid 1358] set_robust_list(0x7ff80b98e9a0, 24 [pid 1357] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1355] setpgid(0, 0 [pid 1353] <... openat resumed>) = 3 [pid 1346] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1358] <... set_robust_list resumed>) = 0 [pid 1357] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1355] <... setpgid resumed>) = 0 [pid 1353] write(3, "1000", 4 [pid 1346] <... futex resumed>) = 0 [pid 1358] rt_sigprocmask(SIG_SETMASK, [] [pid 1357] <... socket resumed>) = 3 [pid 1358] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1357] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1353] <... write resumed>) = 4 [pid 1346] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1358] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1357] <... futex resumed>) = 1 [pid 1355] <... openat resumed>) = 3 [pid 1354] <... futex resumed>) = 0 [pid 1353] close(3 [pid 1346] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1354] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1354] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1358] <... socket resumed>) = 3 [pid 1357] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1356] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1355] write(3, "1000", 4 [pid 1353] <... close resumed>) = 0 [pid 1346] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1356] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b94d000 [pid 1356] mprotect(0x7ff80b94e000, 131072, PROT_READ|PROT_WRITE [pid 1358] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1356] <... mprotect resumed>) = 0 [pid 1357] <... socket resumed>) = 4 [pid 1356] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1355] <... write resumed>) = 4 [pid 1353] write(1, "executing program\n", 18 [pid 1346] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1358] <... futex resumed>) = 0 [pid 1357] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1356] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b96d990, parent_tid=0x7ff80b96d990, exit_signal=0, stack=0x7ff80b94d000, stack_size=0x20300, tls=0x7ff80b96d6c0} => {parent_tid=[1359]}, 88) = 1359 [pid 1356] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1356] futex(0x7ff80ba5eb58, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 40.774380][ T1320] ? switch_fpu_return+0x19c/0x330 [ 40.781332][ T1246] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 40.794295][ T1246] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 40.802038][ T1345] Modules linked in: [ 40.803110][ T1246] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 40.809251][ T1345] CPU: 0 PID: 1345 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 40.815018][ T1246] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [pid 1356] futex(0x7ff80ba5eb5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1355] close(3 [pid 1353] <... write resumed>) = 18 [pid 1346] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1358] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1357] <... futex resumed>) = 1 [pid 1355] <... close resumed>) = 0 [pid 1354] <... futex resumed>) = 0 [pid 1353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1357] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 1354] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1346] <... mmap resumed>) = 0x7ff80b96e000 [pid 1354] <... futex resumed>) = 0 [pid 1354] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1359 attached [pid 1357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1355] write(1, "executing program\n", 18 [pid 1353] <... futex resumed>) = 0 [pid 1346] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1359] set_robust_list(0x7ff80b96d9a0, 24) = 0 [pid 1359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1359] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1359] futex(0x7ff80ba5eb5c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1356] <... futex resumed>) = 0 [pid 1356] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1356] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1359] <... futex resumed>) = 1 [pid 1359] futex(0x7ff80ba5eb58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1357] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1355] <... write resumed>) = 18 [pid 1358] <... futex resumed>) = 0 [pid 1353] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1346] <... mprotect resumed>) = 0 executing program [pid 1357] <... connect resumed>) = 0 [pid 1358] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1353] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1355] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1346] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1358] <... connect resumed>) = -1 EEXIST (File exists) [pid 1357] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1355] <... futex resumed>) = 0 [pid 1353] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1358] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1357] <... futex resumed>) = 1 [pid 1355] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1354] <... futex resumed>) = 0 [pid 1353] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1346] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1358] <... futex resumed>) = 1 [pid 1357] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1356] <... futex resumed>) = 0 [pid 1354] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1356] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1354] <... futex resumed>) = 0 [pid 1356] <... futex resumed>) = 0 [pid 1354] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1356] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1355] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1346] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1358] sendfile(-1, -1, [3 [pid 1357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1355] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1353] <... mmap resumed>) = 0x7ff80b96e000 [pid 1358] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1357] sendfile(-1, -1, [3 [pid 1355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1353] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1358] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1357] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1346] <... clone3 resumed> => {parent_tid=[1360]}, 88) = 1360 ci2-android-5-10/strace-static-x86_64: Process 1360 attached [pid 1358] <... futex resumed>) = 1 [pid 1357] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1353] <... mprotect resumed>) = 0 [pid 1356] <... futex resumed>) = 0 [pid 1356] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1356] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1355] <... mmap resumed>) = 0x7ff80b96e000 [pid 1346] rt_sigprocmask(SIG_SETMASK, [] [pid 1353] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1360] set_robust_list(0x7ff80b98e9a0, 24 [pid 1358] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1357] <... futex resumed>) = 1 [pid 1355] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1354] <... futex resumed>) = 0 [pid 1353] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1346] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1354] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 40.832060][ T1320] ? put_task_struct+0x90/0x90 [ 40.837197][ T1320] ? fpu__clear_all+0x20/0x20 [ 40.842278][ T1320] ? __kasan_check_read+0x11/0x20 [ 40.848553][ T1246] ---[ end trace c1d415d37a8f89d8 ]--- [ 40.854261][ T1320] __x64_sys_exit+0x40/0x40 [ 40.859281][ T1320] do_syscall_64+0x31/0x40 [ 40.864043][ T1320] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.870364][ T1320] RIP: 0033:0x7ff80b9ae199 [ 40.873775][ T1345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [pid 1354] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1360] <... set_robust_list resumed>) = 0 [pid 1358] <... clone3 resumed>) = 1361 [pid 1357] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1355] <... mprotect resumed>) = 0 [pid 1353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1346] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1360] rt_sigprocmask(SIG_SETMASK, [] [pid 1358] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1357] <... clone3 resumed>) = 1362 [pid 1355] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1360] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1358] <... futex resumed>) = 1 [pid 1355] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1346] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1363 attached [pid 1360] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1358] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1357] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1355] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1353] <... clone3 resumed> => {parent_tid=[1363]}, 88) = 1363 [pid 1346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1356] <... futex resumed>) = 0 [pid 1356] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1356] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1363] set_robust_list(0x7ff80b98e9a0, 24 [pid 1360] <... socket resumed>) = 3 [pid 1358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1357] <... futex resumed>) = 1 [pid 1353] rt_sigprocmask(SIG_SETMASK, [] [pid 1354] <... futex resumed>) = 0 [pid 1354] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 40.877209][ T1320] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 40.893518][ T1320] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 40.897848][ T1345] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 40.903521][ T1320] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [pid 1354] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1363] <... set_robust_list resumed>) = 0 [pid 1360] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1358] ioctl(3, PPPIOCSFLAGS, 0 [pid 1357] ioctl(3, PPPIOCSFLAGS, 0 [pid 1355] <... clone3 resumed> => {parent_tid=[1364]}, 88) = 1364 [pid 1353] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1364 attached [pid 1364] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1364] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1363] rt_sigprocmask(SIG_SETMASK, [] [pid 1360] <... futex resumed>) = 1 [pid 1358] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1357] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 1355] rt_sigprocmask(SIG_SETMASK, [] [pid 1353] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1346] <... futex resumed>) = 0 [pid 1356] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1363] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1360] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1358] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1357] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1353] <... futex resumed>) = 0 [pid 1346] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1356] exit_group(0 [pid 1354] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 1359] <... futex resumed>) = ? [pid 1356] <... exit_group resumed>) = ? [pid 1354] exit_group(0 [pid 1359] +++ exited with 0 +++ [pid 1354] <... exit_group resumed>) = ? [pid 1363] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1358] <... futex resumed>) = ? [pid 1357] <... futex resumed>) = ? [pid 1355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1353] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1346] <... futex resumed>) = 0 [ 40.914046][ T1345] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 40.917082][ T1320] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 40.941615][ T1345] RSP: 0018:ffffc900021d7c40 EFLAGS: 00010293 [ 40.945263][ T1320] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 40.954520][ T1345] RAX: ffffffff842f41a7 RBX: ffff888112155800 RCX: ffff888111f14f00 [ 40.958589][ T1320] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 40.971752][ T1345] RDX: 0000000000000000 RSI: 0000000012186c80 RDI: 000000000c04eb7d [pid 1363] <... socket resumed>) = 3 [pid 1360] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1358] +++ exited with 0 +++ [pid 1357] +++ exited with 0 +++ [pid 1356] +++ exited with 0 +++ [pid 1355] <... futex resumed>) = 1 [pid 1354] +++ exited with 0 +++ [pid 1346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1364] <... futex resumed>) = 0 [pid 1364] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1364] <... socket resumed>) = 3 [pid 1364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1363] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1360] <... socket resumed>) = 4 [pid 1355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1364] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1363] <... futex resumed>) = 1 [pid 1360] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1353] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1365 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1366 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1366 attached [pid 1366] set_robust_list(0x5555656516a0, 24) = 0 [pid 1366] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1363] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1360] <... futex resumed>) = 1 [pid 1355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1353] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1364] <... futex resumed>) = 0 [pid 1363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1360] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1355] <... futex resumed>) = 1 [pid 1353] <... futex resumed>) = 0 [pid 1346] <... futex resumed>) = 0 [pid 1364] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1364] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1366] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 1365 attached [pid 1365] set_robust_list(0x5555656516a0, 24 [pid 1366] <... prctl resumed>) = 0 [pid 1366] setpgid(0, 0) = 0 [pid 1365] <... set_robust_list resumed>) = 0 [pid 1366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1363] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1353] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1346] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1363] <... socket resumed>) = 4 [pid 1360] <... futex resumed>) = 0 [pid 1355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1346] <... futex resumed>) = 1 [pid 1366] <... openat resumed>) = 3 [pid 1365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1366] write(3, "1000", 4 [pid 1365] setpgid(0, 0 [pid 1366] <... write resumed>) = 4 [pid 1365] <... setpgid resumed>) = 0 [pid 1366] close(3) = 0 [pid 1366] write(1, "executing program\n", 18) = 18 [pid 1366] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1366] <... futex resumed>) = 0 [pid 1366] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 executing program [pid 1366] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1365] write(3, "1000", 4 [pid 1366] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1365] <... write resumed>) = 4 [pid 1366] <... mprotect resumed>) = 0 [pid 1365] close(3) = 0 [pid 1366] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 1365] write(1, "executing program\n", 18) = 18 [pid 1366] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1366] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1365] <... futex resumed>) = 0 [pid 1363] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1360] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1365] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1364] <... futex resumed>) = 0 [pid 1363] <... futex resumed>) = 1 [pid 1360] <... connect resumed>) = -1 EEXIST (File exists) [pid 1355] <... futex resumed>) = 1 [pid 1353] <... futex resumed>) = 0 [pid 1366] <... clone3 resumed> => {parent_tid=[1367]}, 88) = 1367 [pid 1365] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1364] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1366] rt_sigprocmask(SIG_SETMASK, [] [pid 1365] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1364] <... connect resumed>) = -1 EEXIST (File exists) [pid 1366] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1365] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1366] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1364] <... futex resumed>) = 0 [pid 1366] <... futex resumed>) = 0 [pid 1365] <... mmap resumed>) = 0x7ff80b96e000 [pid 1364] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [ 40.975190][ T1320] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 40.984964][ T1345] RBP: ffffc900021d7c60 R08: ffff888112155883 R09: 1ffff1102242ab10 [ 40.993078][ T1320] ---[ end trace c1d415d37a8f89d9 ]--- [ 41.004296][ T1345] R10: dffffc0000000000 R11: ffffed102242ab11 R12: dffffc0000000000 [ 41.012787][ T1345] R13: dffffc0000000000 R14: 0000000012186c80 R15: ffff888111709400 [ 41.021350][ T1345] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [pid 1366] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1365] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1365] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1363] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1360] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1353] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1368]}, 88) = 1368 [pid 1365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1365] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1365] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1368 attached [pid 1368] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1368] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1368] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1360] <... futex resumed>) = 1 [pid 1355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1353] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1367 attached [pid 1363] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1360] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1353] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1346] <... futex resumed>) = 0 [pid 1368] <... socket resumed>) = 3 [pid 1368] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1363] <... connect resumed>) = 0 [pid 1367] set_robust_list(0x7ff80b98e9a0, 24 [pid 1364] <... futex resumed>) = 0 [pid 1355] <... futex resumed>) = 1 [pid 1346] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1364] sendfile(-1, -1, [3 [pid 1363] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1368] <... futex resumed>) = 1 [pid 1365] <... futex resumed>) = 0 [pid 1364] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1368] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1365] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1368] <... socket resumed>) = 4 [pid 1365] <... futex resumed>) = 0 [pid 1364] <... futex resumed>) = 0 [pid 1368] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1365] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1364] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1368] <... futex resumed>) = 0 [pid 1365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1368] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1365] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1368] <... connect resumed>) = -1 EEXIST (File exists) [pid 1365] <... futex resumed>) = 0 [pid 1368] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1365] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1368] <... futex resumed>) = 0 [pid 1365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1368] sendfile(-1, -1, [3 [pid 1365] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1368] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1365] <... futex resumed>) = 0 [pid 1368] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1365] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1368] <... futex resumed>) = 0 [pid 1365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1368] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1365] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1365] <... futex resumed>) = 0 [pid 1368] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1367] <... set_robust_list resumed>) = 0 [pid 1365] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1363] <... futex resumed>) = 1 [pid 1355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1346] <... futex resumed>) = 1 [pid 1368] <... clone3 resumed>) = 1369 [pid 1360] <... futex resumed>) = 0 [pid 1353] <... futex resumed>) = 0 [pid 1368] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1365] <... futex resumed>) = 0 [pid 1368] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1365] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1365] <... futex resumed>) = 0 [pid 1368] ioctl(3, PPPIOCSFLAGS, 0 [pid 1365] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1368] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1367] rt_sigprocmask(SIG_SETMASK, [] [pid 1363] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1360] sendfile(-1, -1, [3 [pid 1355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1353] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1368] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1365] <... futex resumed>) = 0 [pid 1368] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1365] exit_group(0 [pid 1368] <... futex resumed>) = ? [pid 1365] <... exit_group resumed>) = ? [pid 1368] +++ exited with 0 +++ [pid 1367] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1365] +++ exited with 0 +++ [pid 1363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1360] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1353] <... futex resumed>) = 0 [pid 1367] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1363] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1363] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1363] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1360] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1346] <... futex resumed>) = 0 [pid 1360] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1346] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1346] <... futex resumed>) = 0 [pid 1360] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1367] <... socket resumed>) = 3 [pid 1364] <... futex resumed>) = 0 [pid 1360] <... clone3 resumed>) = 1370 [pid 1355] <... futex resumed>) = 1 [pid 1353] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1360] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1346] <... futex resumed>) = 0 [pid 1360] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1346] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1346] <... futex resumed>) = 0 [pid 1360] ioctl(3, PPPIOCSFLAGS, 0 [pid 1346] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1360] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1360] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1367] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1364] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1360] <... futex resumed>) = 1 [pid 1355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1346] <... futex resumed>) = 0 [pid 1367] <... futex resumed>) = 1 [pid 1366] <... futex resumed>) = 0 [pid 1360] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1346] exit_group(0 [pid 1366] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1360] <... futex resumed>) = ? [pid 1346] <... exit_group resumed>) = ? [pid 1367] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1366] <... futex resumed>) = 0 [pid 1364] <... clone3 resumed>) = 1371 [pid 1360] +++ exited with 0 +++ [pid 1353] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1346] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 1366] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [ 41.030887][ T1345] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.037933][ T1345] CR2: 00007ffe1c1ce750 CR3: 0000000111932000 CR4: 00000000003506a0 [ 41.046527][ T1345] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.055022][ T1345] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.063647][ T1345] Call Trace: [ 41.067264][ T1345] pppol2tp_release+0x150/0x2b0 [ 41.072812][ T1345] sock_close+0xb8/0x200 [ 41.077439][ T1345] ? sock_mmap+0xa0/0xa0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1367] <... socket resumed>) = 4 [pid 1364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1363] <... futex resumed>) = 0 [pid 1353] <... futex resumed>) = 1 [pid 1363] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1372 ci2-android-5-10/strace-static-x86_64: Process 1372 attached [pid 1367] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1364] <... futex resumed>) = 1 [pid 1363] <... clone3 resumed>) = 1373 [pid 1355] <... futex resumed>) = 0 [pid 1353] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... restart_syscall resumed>) = 0 [pid 1363] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1363] <... futex resumed>) = 0 [pid 1363] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1367] <... futex resumed>) = 1 [pid 1366] <... futex resumed>) = 0 [pid 1364] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1372] set_robust_list(0x5555656516a0, 24 [pid 1367] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1366] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1374 [pid 1366] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1366] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1374 attached [pid 1374] set_robust_list(0x5555656516a0, 24 [pid 1364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1355] <... futex resumed>) = 0 [pid 1372] <... set_robust_list resumed>) = 0 [pid 1367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1353] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1372] rt_sigprocmask(SIG_SETMASK, [] [pid 1364] ioctl(3, PPPIOCSFLAGS, 0 [pid 1355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1367] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1363] <... futex resumed>) = 0 [pid 1353] <... futex resumed>) = 1 [pid 1363] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 1363] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1363] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1374] <... set_robust_list resumed>) = 0 [pid 1374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1374] setpgid(0, 0) = 0 [pid 1374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1374] write(3, "1000", 4 [pid 1372] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1367] <... connect resumed>) = -1 EEXIST (File exists) [pid 1364] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1353] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1374] <... write resumed>) = 4 [pid 1374] close(3) = 0 executing program [pid 1374] write(1, "executing program\n", 18) = 18 [pid 1374] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1374] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1374] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1374] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1367] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1374] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1366] <... futex resumed>) = 0 [pid 1374] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1367] <... futex resumed>) = 1 [pid 1366] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1364] <... futex resumed>) = 1 [pid 1355] <... futex resumed>) = 0 [pid 1353] exit_group(0 [pid 1366] <... futex resumed>) = 0 [pid 1374] <... clone3 resumed> => {parent_tid=[1375]}, 88) = 1375 [pid 1366] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1374] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1374] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1375 attached [pid 1375] set_robust_list(0x7ff80b98e9a0, 24 [pid 1372] <... prctl resumed>) = 0 [pid 1367] sendfile(-1, -1, [3 [pid 1364] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1363] <... futex resumed>) = ? [pid 1355] exit_group(0 [pid 1353] <... exit_group resumed>) = ? [pid 1363] +++ exited with 0 +++ [pid 1375] <... set_robust_list resumed>) = 0 [pid 1375] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1375] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1374] <... futex resumed>) = 0 [pid 1374] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1367] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1355] <... exit_group resumed>) = ? [pid 1374] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1375] <... futex resumed>) = 1 [pid 1375] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1353] +++ exited with 0 +++ [pid 1375] <... futex resumed>) = 1 [pid 1374] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1375] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1374] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1367] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1364] <... futex resumed>) = ? [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1375] <... connect resumed>) = -1 EEXIST (File exists) [pid 1374] <... futex resumed>) = 0 [pid 1372] setpgid(0, 0 [pid 1375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1374] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1375] <... futex resumed>) = 0 [pid 1374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1375] sendfile(-1, -1, [3 [pid 1374] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1375] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1374] <... futex resumed>) = 0 [pid 1375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1374] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1375] <... futex resumed>) = 0 [pid 1374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1375] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1374] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1375] <... clone3 resumed>) = 1376 [pid 1374] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1374] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1375] <... futex resumed>) = 0 [pid 1374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1366] <... futex resumed>) = 0 [pid 1375] ioctl(3, PPPIOCSFLAGS, 0 [pid 1374] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1372] <... setpgid resumed>) = 0 [pid 1364] +++ exited with 0 +++ [pid 1355] +++ exited with 0 +++ [pid 1366] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1375] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1374] <... futex resumed>) = 0 [pid 1367] <... futex resumed>) = 1 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1374] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1375] <... futex resumed>) = 0 [pid 1374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 1377 attached [pid 1375] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1374] exit_group(0 [pid 1372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1367] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1366] <... futex resumed>) = 0 [ 41.082932][ T1345] __fput+0x2dc/0x730 [ 41.087300][ T1345] ____fput+0x15/0x20 [ 41.091615][ T1345] task_work_run+0x127/0x190 [ 41.096636][ T1345] do_exit+0xa7c/0x24e0 [ 41.101387][ T1345] ? __kasan_check_write+0x14/0x20 [ 41.106763][ T1345] ? switch_fpu_return+0x19c/0x330 [ 41.112615][ T1345] ? put_task_struct+0x90/0x90 [ 41.117847][ T1345] ? fpu__clear_all+0x20/0x20 [ 41.123617][ T1345] ? __kasan_check_read+0x11/0x20 [ 41.129636][ T1345] __x64_sys_exit+0x40/0x40 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1377 [pid 1375] <... futex resumed>) = ? [pid 1374] <... exit_group resumed>) = ? [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1375] +++ exited with 0 +++ [pid 1374] +++ exited with 0 +++ [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1377] set_robust_list(0x5555656516a0, 24 [pid 1372] <... openat resumed>) = 3 [pid 1367] <... clone3 resumed>) = 1378 [pid 1366] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1377] <... set_robust_list resumed>) = 0 [pid 1372] write(3, "1000", 4 [pid 1367] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1377] rt_sigprocmask(SIG_SETMASK, [] [pid 1372] <... write resumed>) = 4 [pid 1367] <... futex resumed>) = 0 [pid 1366] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1377] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1372] close(3 [pid 1367] ioctl(3, PPPIOCSFLAGS, 0 [pid 1366] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1372] <... close resumed>) = 0 [pid 1367] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1366] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1377] <... prctl resumed>) = 0 [pid 1372] write(1, "executing program\n", 18 [pid 1367] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1379 [pid 1377] setpgid(0, 0 [pid 1372] <... write resumed>) = 18 [pid 1367] <... futex resumed>) = 0 [pid 1366] exit_group(0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1377] <... setpgid resumed>) = 0 [pid 1372] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1366] <... exit_group resumed>) = ? [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1379 attached [pid 1377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1372] <... futex resumed>) = 0 [pid 1367] +++ exited with 0 +++ [pid 1366] +++ exited with 0 +++ [pid 1377] <... openat resumed>) = 3 [pid 1372] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1377] write(3, "1000", 4 [pid 1372] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1377] <... write resumed>) = 4 [pid 1372] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1377] close(3 [pid 1372] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1377] <... close resumed>) = 0 [pid 1372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1377] write(1, "executing program\n", 18 [pid 1372] <... mmap resumed>) = 0x7ff80b96e000 [pid 1377] <... write resumed>) = 18 executing program [pid 1372] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1377] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1372] <... mprotect resumed>) = 0 [pid 1377] <... futex resumed>) = 0 [pid 1372] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1377] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1372] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1377] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1372] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1377] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 300] <... restart_syscall resumed>) = 0 [pid 1379] set_robust_list(0x5555656516a0, 24 [pid 1377] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1372] <... clone3 resumed> => {parent_tid=[1380]}, 88) = 1380 [pid 1377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1372] rt_sigprocmask(SIG_SETMASK, [] [pid 1377] <... mmap resumed>) = 0x7ff80b96e000 [pid 1372] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1377] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1372] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1377] <... mprotect resumed>) = 0 [pid 1372] <... futex resumed>) = 0 [pid 1377] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1372] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1377] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1377] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1381]}, 88) = 1381 [pid 1377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1377] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1377] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1380 attached [pid 1380] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1380] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1380] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1372] <... futex resumed>) = 0 [pid 1372] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1372] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1380] <... futex resumed>) = 1 [pid 1380] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1380] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1372] <... futex resumed>) = 0 [pid 1372] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1372] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1380] <... futex resumed>) = 1 [pid 1380] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1380] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1372] <... futex resumed>) = 0 [pid 1372] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1372] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1380] <... futex resumed>) = 1 [pid 1380] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1380] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1372] <... futex resumed>) = 0 [pid 1372] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1372] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1380] <... futex resumed>) = 1 [pid 1380] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 1381 attached [pid 1379] <... set_robust_list resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1380] <... clone3 resumed>) = 1382 [pid 1380] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1372] <... futex resumed>) = 0 [pid 1372] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1372] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1380] <... futex resumed>) = 1 [pid 1380] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1380] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1372] <... futex resumed>) = 0 [pid 1372] exit_group(0) = ? [pid 1380] <... futex resumed>) = ? [pid 1380] +++ exited with 0 +++ [pid 1372] +++ exited with 0 +++ [pid 1381] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1379] rt_sigprocmask(SIG_SETMASK, [] [pid 1381] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1381] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1381] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1377] <... futex resumed>) = 0 [pid 1381] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1377] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1381] <... socket resumed>) = 4 [pid 1377] <... futex resumed>) = 0 [pid 1381] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1377] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1381] <... futex resumed>) = 0 [pid 1377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1381] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1377] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1377] <... futex resumed>) = 0 [pid 1381] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1377] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1381] <... connect resumed>) = -1 EEXIST (File exists) [pid 1379] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1381] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1377] <... futex resumed>) = 0 [pid 1381] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1377] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 41.134776][ T1345] do_syscall_64+0x31/0x40 [ 41.139557][ T1345] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 41.146256][ T1345] RIP: 0033:0x7ff80b9ae199 [ 41.151560][ T1345] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 41.159306][ T1345] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 41.167966][ T1345] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [ 41.176240][ T1345] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [pid 1377] <... futex resumed>) = 0 [pid 1381] sendfile(-1, -1, [3 [pid 1377] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1381] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1381] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1377] <... futex resumed>) = 0 [pid 1381] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1377] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1377] <... futex resumed>) = 0 [pid 1381] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1377] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1381] <... clone3 resumed>) = 1383 [pid 1381] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1381] <... futex resumed>) = 1 [pid 1379] <... prctl resumed>) = 0 [pid 1377] <... futex resumed>) = 0 [pid 1381] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1377] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1377] <... futex resumed>) = 0 [pid 1381] ioctl(3, PPPIOCSFLAGS, 0 [pid 1377] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1381] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1381] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1377] <... futex resumed>) = 0 [pid 1381] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1377] exit_group(0 [pid 1381] <... futex resumed>) = ? [pid 1377] <... exit_group resumed>) = ? [pid 1381] +++ exited with 0 +++ [pid 1377] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1379] setpgid(0, 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1384 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1384 attached [pid 1384] set_robust_list(0x5555656516a0, 24) = 0 [pid 1384] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1384] setpgid(0, 0) = 0 [pid 1379] <... setpgid resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1385 [pid 1384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1384] write(3, "1000", 4) = 4 [pid 1384] close(3) = 0 [pid 1384] write(1, "executing program\n", 18) = 18 [pid 1384] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1384] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1384] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1384] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1386 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1384] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1379] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1379] write(3, "1000", 4 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1379] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1386 attached [pid 1384] <... mprotect resumed>) = 0 [pid 1379] close(3ci2-android-5-10/strace-static-x86_64: Process 1385 attached ) = 0 [pid 1386] set_robust_list(0x5555656516a0, 24 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1379] write(1, "executing program\n", 18 [pid 1386] <... set_robust_list resumed>) = 0 [pid 1385] set_robust_list(0x5555656516a0, 24 executing program [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1379] <... write resumed>) = 18 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1379] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1384] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1384] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1379] <... futex resumed>) = 0 [pid 1379] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1386] rt_sigprocmask(SIG_SETMASK, [] [pid 1385] <... set_robust_list resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1388 [pid 1379] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1384] <... clone3 resumed> => {parent_tid=[1387]}, 88) = 1387 [pid 1386] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1379] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1385] rt_sigprocmask(SIG_SETMASK, [] [pid 1379] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1385] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1384] rt_sigprocmask(SIG_SETMASK, [] [pid 1379] <... mmap resumed>) = 0x7ff80b96e000 [pid 1386] <... prctl resumed>) = 0 [pid 1379] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1384] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1379] <... mprotect resumed>) = 0 [pid 1386] setpgid(0, 0 [pid 1385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1379] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1386] <... setpgid resumed>) = 0 [pid 1384] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1379] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1385] <... prctl resumed>) = 0 [pid 1379] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1384] <... futex resumed>) = 0 [pid 1384] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1388 attached [pid 1386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1385] setpgid(0, 0 [pid 1388] set_robust_list(0x5555656516a0, 24 [pid 1379] <... clone3 resumed> => {parent_tid=[1389]}, 88) = 1389 [pid 1386] <... openat resumed>) = 3 [pid 1385] <... setpgid resumed>) = 0 [pid 1379] rt_sigprocmask(SIG_SETMASK, [] [pid 1388] <... set_robust_list resumed>) = 0 [pid 1386] write(3, "1000", 4 [pid 1379] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1386] <... write resumed>) = 4 [pid 1385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1379] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1388] rt_sigprocmask(SIG_SETMASK, [] [pid 1386] close(3 [pid 1379] <... futex resumed>) = 0 [pid 1385] <... openat resumed>) = 3 [pid 1379] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1386] <... close resumed>) = 0 [pid 1385] write(3, "1000", 4 [pid 1388] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1388] setpgid(0, 0) = 0 [pid 1388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 1389 attached ci2-android-5-10/strace-static-x86_64: Process 1387 attached ) = 3 [pid 1386] write(1, "executing program\n", 18 [pid 1385] <... write resumed>) = 4 [pid 1389] set_robust_list(0x7ff80b98e9a0, 24 executing program [pid 1388] write(3, "1000", 4 [pid 1387] set_robust_list(0x7ff80b98e9a0, 24 [pid 1386] <... write resumed>) = 18 [pid 1389] <... set_robust_list resumed>) = 0 [pid 1388] <... write resumed>) = 4 [pid 1387] <... set_robust_list resumed>) = 0 [pid 1386] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1385] close(3 [pid 1386] <... futex resumed>) = 0 [pid 1389] rt_sigprocmask(SIG_SETMASK, [] [pid 1386] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1385] <... close resumed>) = 0 [pid 1386] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1385] write(1, "executing program\n", 18 [pid 1386] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1385] <... write resumed>) = 18 executing program [pid 1386] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1385] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1385] <... futex resumed>) = 0 [pid 1386] <... mmap resumed>) = 0x7ff80b96e000 [pid 1385] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1386] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1385] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1386] <... mprotect resumed>) = 0 [pid 1385] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1386] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1385] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1386] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1385] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1385] <... mmap resumed>) = 0x7ff80b96e000 [pid 1389] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1389] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1385] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1386] <... clone3 resumed> => {parent_tid=[1390]}, 88) = 1390 [pid 1386] rt_sigprocmask(SIG_SETMASK, [] [pid 1385] <... mprotect resumed>) = 0 [pid 1388] close(3 [pid 1387] rt_sigprocmask(SIG_SETMASK, [] [pid 1386] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1385] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1386] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1385] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1386] <... futex resumed>) = 0 [pid 1389] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1385] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1389] <... futex resumed>) = 1 [pid 1388] <... close resumed>) = 0 [pid 1387] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1386] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1379] <... futex resumed>) = 0 [pid 1379] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1385] <... clone3 resumed> => {parent_tid=[1391]}, 88) = 1391 [pid 1379] <... futex resumed>) = 0 [pid 1385] rt_sigprocmask(SIG_SETMASK, [] [pid 1379] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1385] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1389] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1385] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1389] <... socket resumed>) = 4 [pid 1385] <... futex resumed>) = 0 [pid 1389] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1385] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1389] <... futex resumed>) = 1 [pid 1379] <... futex resumed>) = 0 [pid 1389] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1387] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1379] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1388] write(1, "executing program\n", 18 [pid 1389] <... connect resumed>) = -1 EEXIST (File exists) [pid 1379] <... futex resumed>) = 0 [pid 1387] <... socket resumed>) = 3 [pid 1388] <... write resumed>) = 18 [pid 1389] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1379] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1389] <... futex resumed>) = 0 [pid 1379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1389] sendfile(-1, -1, [3 [pid 1379] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1389] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1388] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1387] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1379] <... futex resumed>) = 0 [pid 1389] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1379] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1389] <... futex resumed>) = 0 [pid 1388] <... futex resumed>) = 0 [pid 1387] <... futex resumed>) = 1 [pid 1384] <... futex resumed>) = 0 [pid 1379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 1390 attached [pid 1389] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1388] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1387] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1384] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1379] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1390] set_robust_list(0x7ff80b98e9a0, 24 [pid 1389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1384] <... futex resumed>) = 0 [pid 1379] <... futex resumed>) = 0 [pid 1390] <... set_robust_list resumed>) = 0 [pid 1389] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1388] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1387] <... socket resumed>) = 4 [pid 1384] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1379] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1390] rt_sigprocmask(SIG_SETMASK, [] [pid 1389] <... clone3 resumed>) = 1392 [pid 1387] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1390] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1389] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1388] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1390] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1389] <... futex resumed>) = 1 [pid 1379] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1391 attached [pid 1390] <... socket resumed>) = 3 [pid 1389] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1388] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1387] <... futex resumed>) = 1 [pid 1384] <... futex resumed>) = 0 [pid 1379] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1391] set_robust_list(0x7ff80b98e9a0, 24 [pid 1390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1387] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1384] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1379] <... futex resumed>) = 0 [pid 1391] <... set_robust_list resumed>) = 0 [pid 1390] <... futex resumed>) = 1 [pid 1389] ioctl(3, PPPIOCSFLAGS, 0 [pid 1388] <... mmap resumed>) = 0x7ff80b96e000 [pid 1387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1386] <... futex resumed>) = 0 [pid 1384] <... futex resumed>) = 0 [pid 1379] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1391] rt_sigprocmask(SIG_SETMASK, [] [pid 1390] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1389] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1388] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1387] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1386] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1384] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1389] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1388] <... mprotect resumed>) = 0 [pid 1387] <... connect resumed>) = -1 EEXIST (File exists) [pid 1386] <... futex resumed>) = 0 [pid 1390] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1389] <... futex resumed>) = 1 [pid 1388] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1387] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1386] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1391] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1379] <... futex resumed>) = 0 [pid 1390] <... socket resumed>) = 4 [pid 1389] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1388] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1387] <... futex resumed>) = 1 [pid 1384] <... futex resumed>) = 0 [pid 1379] exit_group(0 [pid 1391] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1389] <... futex resumed>) = ? [pid 1388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1387] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1384] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1379] <... exit_group resumed>) = ? [pid 1391] <... socket resumed>) = 3 [pid 1390] <... futex resumed>) = 1 [pid 1389] +++ exited with 0 +++ [pid 1387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1386] <... futex resumed>) = 0 [pid 1384] <... futex resumed>) = 0 [pid 1379] +++ exited with 0 +++ [pid 1391] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1390] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1388] <... clone3 resumed> => {parent_tid=[1393]}, 88) = 1393 [pid 1387] sendfile(-1, -1, [3 [pid 1386] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1384] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1391] <... futex resumed>) = 1 [pid 1390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1388] rt_sigprocmask(SIG_SETMASK, [] [pid 1387] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1386] <... futex resumed>) = 0 [pid 1385] <... futex resumed>) = 0 [pid 1391] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1390] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1388] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1387] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1386] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1385] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1390] <... connect resumed>) = -1 EEXIST (File exists) [pid 1388] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1387] <... futex resumed>) = 1 [pid 1385] <... futex resumed>) = 0 [pid 1384] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1391] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1388] <... futex resumed>) = 0 [pid 1387] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1385] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1384] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1391] <... socket resumed>) = 4 [pid 1390] <... futex resumed>) = 1 [pid 1388] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1386] <... futex resumed>) = 0 [pid 1384] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1391] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1390] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1387] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1386] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1384] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1386] <... futex resumed>) = 0 [pid 1390] sendfile(-1, -1, [3 [pid 1386] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1390] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1386] <... futex resumed>) = 0 [pid 1390] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1386] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1386] <... futex resumed>) = 0 [pid 1390] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1387] <... clone3 resumed>) = 1395 [pid 1386] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1390] <... clone3 resumed>) = 1396 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1394 [pid 1391] <... futex resumed>) = 1 [pid 1390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1387] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1385] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1393 attached [pid 1391] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1390] <... futex resumed>) = 1 [pid 1387] <... futex resumed>) = 1 [pid 1386] <... futex resumed>) = 0 [pid 1385] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1384] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1393] set_robust_list(0x7ff80b98e9a0, 24 [pid 1391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1390] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1387] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1386] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1385] <... futex resumed>) = 0 [pid 1384] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1393] <... set_robust_list resumed>) = 0 [pid 1391] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1386] <... futex resumed>) = 0 [pid 1385] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1384] <... futex resumed>) = 0 [pid 1393] rt_sigprocmask(SIG_SETMASK, [] [pid 1391] <... connect resumed>) = -1 EEXIST (File exists) [pid 1390] ioctl(3, PPPIOCSFLAGS, 0 [pid 1387] ioctl(3, PPPIOCSFLAGS, 0 [pid 1386] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1384] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1393] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1391] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1390] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1387] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1393] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1391] <... futex resumed>) = 1 [pid 1390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1385] <... futex resumed>) = 0 [pid 1387] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1393] <... socket resumed>) = 3 [pid 1391] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1390] <... futex resumed>) = 1 [pid 1386] <... futex resumed>) = 0 [pid 1385] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1390] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1387] <... futex resumed>) = 1 [pid 1386] exit_group(0 [pid 1385] <... futex resumed>) = 0 [pid 1384] <... futex resumed>) = 0 [pid 1393] <... futex resumed>) = 1 [pid 1391] sendfile(-1, -1, [3 [pid 1390] <... futex resumed>) = ? [pid 1388] <... futex resumed>) = 0 [pid 1387] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1386] <... exit_group resumed>) = ? [pid 1385] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1384] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 1394 attached [pid 1393] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1391] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1390] +++ exited with 0 +++ [pid 1388] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1387] <... futex resumed>) = ? [pid 1386] +++ exited with 0 +++ [pid 1384] <... exit_group resumed>) = ? [pid 1394] set_robust_list(0x5555656516a0, 24 [pid 1393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1391] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1388] <... futex resumed>) = 0 [pid 1387] +++ exited with 0 +++ [pid 1384] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1394] <... set_robust_list resumed>) = 0 [pid 1393] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1391] <... futex resumed>) = 1 [pid 1388] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1385] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1394] rt_sigprocmask(SIG_SETMASK, [] [pid 1393] <... socket resumed>) = 4 [pid 1391] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1385] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1394] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1385] <... futex resumed>) = 0 [pid 1394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1393] <... futex resumed>) = 1 [pid 1388] <... futex resumed>) = 0 [pid 1394] <... prctl resumed>) = 0 [pid 1393] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1391] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1388] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1385] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1394] setpgid(0, 0 [pid 1393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1388] <... futex resumed>) = 0 [pid 1394] <... setpgid resumed>) = 0 [pid 1393] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1391] <... clone3 resumed>) = 1397 [pid 1388] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1393] <... connect resumed>) = -1 EEXIST (File exists) [pid 1394] <... openat resumed>) = 3 [pid 1393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1391] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1394] write(3, "1000", 4 [pid 1393] <... futex resumed>) = 1 [pid 1388] <... futex resumed>) = 0 [pid 1391] <... futex resumed>) = 1 [pid 1385] <... futex resumed>) = 0 [pid 1394] <... write resumed>) = 4 [pid 1393] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1391] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1388] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1394] close(3 [pid 1393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1388] <... futex resumed>) = 0 [pid 1385] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1394] <... close resumed>) = 0 [pid 1393] sendfile(-1, -1, [3 [pid 1391] ioctl(3, PPPIOCSFLAGS, 0 [pid 1388] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1385] <... futex resumed>) = 0 [pid 1394] write(1, "executing program\n", 18 [pid 1393] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) executing program [pid 1391] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1385] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... restart_syscall resumed>) = 0 [pid 1394] <... write resumed>) = 18 [pid 1393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1391] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1394] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1393] <... futex resumed>) = 1 [pid 1391] <... futex resumed>) = 0 [pid 1388] <... futex resumed>) = 0 [pid 1385] exit_group(0 [pid 1394] <... futex resumed>) = 0 [pid 1393] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1388] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1385] <... exit_group resumed>) = ? [pid 1391] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1394] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1388] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1394] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1393] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1388] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1394] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1393] <... clone3 resumed>) = 1398 [pid 1391] +++ exited with 0 +++ [pid 1385] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1394] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1393] <... futex resumed>) = 1 [pid 1388] <... futex resumed>) = 0 [pid 1394] <... mmap resumed>) = 0x7ff80b96e000 [pid 1393] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1388] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1394] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1388] <... futex resumed>) = 0 [pid 1394] <... mprotect resumed>) = 0 [pid 1393] ioctl(3, PPPIOCSFLAGS, 0 [pid 1388] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1394] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1393] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1394] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1394] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1393] <... futex resumed>) = 1 [pid 1388] <... futex resumed>) = 0 [pid 1393] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1388] exit_group(0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1394] <... clone3 resumed> => {parent_tid=[1399]}, 88) = 1399 [pid 1393] <... futex resumed>) = ? [pid 1388] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1400 attached [pid 1394] rt_sigprocmask(SIG_SETMASK, [] [pid 1393] +++ exited with 0 +++ [pid 1388] +++ exited with 0 +++ [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1394] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1394] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1394] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1399 attached [pid 1399] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1399] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1400 [pid 1400] set_robust_list(0x5555656516a0, 24 [pid 300] <... restart_syscall resumed>) = 0 [pid 1399] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1399] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1399] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1394] <... futex resumed>) = 0 [pid 1394] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1394] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1399] <... futex resumed>) = 1 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1399] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1399] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1394] <... futex resumed>) = 0 [pid 1394] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1400] <... set_robust_list resumed>) = 0 [pid 1394] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1399] <... futex resumed>) = 1 [pid 1399] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1401 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1399] <... connect resumed>) = 0 [pid 1399] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1394] <... futex resumed>) = 0 [pid 1394] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1394] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1399] <... futex resumed>) = 1 [pid 1399] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1399] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1394] <... futex resumed>) = 0 [pid 1394] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1402 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1403 [pid 1394] <... futex resumed>) = 0 [pid 1394] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1399] <... futex resumed>) = 1 [pid 1399] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 1403 attached [pid 1400] rt_sigprocmask(SIG_SETMASK, [] [pid 1399] <... clone3 resumed>) = 1404 [pid 1399] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1394] <... futex resumed>) = 0 [pid 1394] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1394] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1399] <... futex resumed>) = 1 [pid 1399] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 1403] set_robust_list(0x5555656516a0, 24 [pid 1400] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1399] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1394] <... futex resumed>) = 0 [pid 1403] <... set_robust_list resumed>) = 0 [pid 1400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1394] exit_group(0) = ? [pid 1399] <... futex resumed>) = ? [pid 1400] <... prctl resumed>) = 0 [pid 1403] rt_sigprocmask(SIG_SETMASK, [] [pid 1400] setpgid(0, 0 [pid 1399] +++ exited with 0 +++ [pid 1394] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1401 attached [pid 1401] set_robust_list(0x5555656516a0, 24) = 0 [pid 1401] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1402 attached , NULL, 8) = 0 [pid 1401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1403] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1400] <... setpgid resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1402] set_robust_list(0x5555656516a0, 24) = 0 [pid 1402] rt_sigprocmask(SIG_SETMASK, [] [pid 1401] <... prctl resumed>) = 0 [pid 1401] setpgid(0, 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1402] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1400] <... openat resumed>) = 3 [pid 1403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1400] write(3, "1000", 4 [pid 1402] <... prctl resumed>) = 0 [pid 1402] setpgid(0, 0) = 0 [pid 1401] <... setpgid resumed>) = 0 [pid 1403] <... prctl resumed>) = 0 [pid 1402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1400] <... write resumed>) = 4 [pid 1401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1403] setpgid(0, 0 [pid 1400] close(3 [pid 1402] <... openat resumed>) = 3 [pid 1400] <... close resumed>) = 0 [pid 1403] <... setpgid resumed>) = 0 [pid 1401] <... openat resumed>) = 3 [pid 1401] write(3, "1000", 4 [pid 1402] write(3, "1000", 4 [pid 1401] <... write resumed>) = 4 [pid 1402] <... write resumed>) = 4 [pid 1401] close(3 [pid 1402] close(3 [pid 1400] write(1, "executing program\n", 18 executing program [pid 1403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1400] <... write resumed>) = 18 [pid 1401] <... close resumed>) = 0 [pid 1400] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1402] <... close resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1400] <... futex resumed>) = 0 [pid 1403] <... openat resumed>) = 3 [pid 1400] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1402] write(1, "executing program\n", 18 [pid 1403] write(3, "1000", 4 [pid 1400] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1403] <... write resumed>) = 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1403] close(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1400] <... mmap resumed>) = 0x7ff80b96e000 [pid 1403] <... close resumed>) = 0 [pid 1400] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1401] write(1, "executing program\n", 18 [pid 1400] <... mprotect resumed>) = 0 [pid 1401] <... write resumed>) = 18 [pid 1402] <... write resumed>) = 18 [pid 1402] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1401] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1402] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1405 [pid 1402] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1403] write(1, "executing program\n", 18 [pid 1400] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1403] <... write resumed>) = 18 [pid 1400] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1400] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1403] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1402] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1401] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1403] <... futex resumed>) = 0 [pid 1400] <... clone3 resumed> => {parent_tid=[1406]}, 88) = 1406 executing program executing program executing program [pid 1403] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1402] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1401] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1400] rt_sigprocmask(SIG_SETMASK, [] [pid 1403] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1402] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1401] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1400] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1403] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1401] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1400] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1403] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1402] <... mmap resumed>) = 0x7ff80b96e000 [pid 1401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1400] <... futex resumed>) = 0 [pid 1402] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1401] <... mmap resumed>) = 0x7ff80b96e000 [pid 1400] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1402] <... mprotect resumed>) = 0 [pid 1401] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1403] <... mmap resumed>) = 0x7ff80b96e000 [pid 1403] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1402] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1401] <... mprotect resumed>) = 0 [pid 1403] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1402] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1401] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1403] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1401] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1403] <... clone3 resumed> => {parent_tid=[1407]}, 88) = 1407 [pid 1401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1407 attached [ 41.184444][ T1345] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 41.192743][ T1345] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 41.201003][ T1345] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 41.209781][ T1345] ---[ end trace c1d415d37a8f89da ]--- [pid 1403] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1402] <... clone3 resumed> => {parent_tid=[1408]}, 88) = 1408 [pid 1407] set_robust_list(0x7ff80b98e9a0, 24 [pid 1403] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1402] rt_sigprocmask(SIG_SETMASK, [] [pid 1401] <... clone3 resumed> => {parent_tid=[1409]}, 88) = 1409 [pid 1403] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1405 attached [pid 1407] <... set_robust_list resumed>) = 0 [pid 1402] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1401] rt_sigprocmask(SIG_SETMASK, [] [pid 1407] rt_sigprocmask(SIG_SETMASK, [] [pid 1405] set_robust_list(0x5555656516a0, 24 [pid 1402] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1401] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1405] <... set_robust_list resumed>) = 0 [pid 1402] <... futex resumed>) = 0 [pid 1401] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1406 attached [pid 1405] rt_sigprocmask(SIG_SETMASK, [] [pid 1402] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1401] <... futex resumed>) = 0 [pid 1407] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1406] set_robust_list(0x7ff80b98e9a0, 24 [pid 1405] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1401] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1406] <... set_robust_list resumed>) = 0 [pid 1405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1406] rt_sigprocmask(SIG_SETMASK, [] [pid 1405] <... prctl resumed>) = 0 [pid 1406] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1405] setpgid(0, 0 [pid 1406] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1405] <... setpgid resumed>) = 0 [pid 1407] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1406] <... socket resumed>) = 3 [pid 1405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1407] <... socket resumed>) = 3 [pid 1406] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1405] <... openat resumed>) = 3 [pid 1406] <... futex resumed>) = 1 [pid 1405] write(3, "1000", 4 [pid 1400] <... futex resumed>) = 0 [pid 1407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1400] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1409 attached [pid 1406] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1405] <... write resumed>) = 4 [pid 1400] <... futex resumed>) = 0 [pid 1409] set_robust_list(0x7ff80b98e9a0, 24 [pid 1407] <... futex resumed>) = 1 [pid 1406] <... socket resumed>) = 4 [pid 1405] close(3 [pid 1403] <... futex resumed>) = 0 [pid 1400] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1403] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1409] <... set_robust_list resumed>) = 0 [pid 1406] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1405] <... close resumed>) = 0 [pid 1403] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1408 attached [pid 1409] rt_sigprocmask(SIG_SETMASK, [] [pid 1406] <... futex resumed>) = 1 [pid 1405] write(1, "executing program\n", 18 [pid 1403] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1400] <... futex resumed>) = 0 [pid 1407] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1400] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1409] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1408] set_robust_list(0x7ff80b98e9a0, 24 executing program [pid 1407] <... socket resumed>) = 4 [pid 1406] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1405] <... write resumed>) = 18 [pid 1400] <... futex resumed>) = 0 [pid 1409] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1408] <... set_robust_list resumed>) = 0 [pid 1407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1406] <... connect resumed>) = -1 EEXIST (File exists) [pid 1405] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1400] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1409] <... socket resumed>) = 3 [pid 1408] rt_sigprocmask(SIG_SETMASK, [] [pid 1407] <... futex resumed>) = 1 [pid 1406] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1405] <... futex resumed>) = 0 [pid 1403] <... futex resumed>) = 0 [pid 1400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1409] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1408] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1406] <... futex resumed>) = 0 [pid 1405] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1403] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1400] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1409] <... futex resumed>) = 1 [pid 1408] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1407] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1406] sendfile(-1, -1, [3 [pid 1405] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1403] <... futex resumed>) = 0 [pid 1401] <... futex resumed>) = 0 [pid 1400] <... futex resumed>) = 0 [pid 1409] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1408] <... socket resumed>) = 3 [pid 1407] <... connect resumed>) = -1 EEXIST (File exists) [pid 1406] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1403] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1401] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1400] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1408] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1406] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1405] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1401] <... futex resumed>) = 0 [pid 1400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1409] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1408] <... futex resumed>) = 1 [pid 1407] <... futex resumed>) = 1 [pid 1406] <... futex resumed>) = 0 [pid 1405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1403] <... futex resumed>) = 0 [pid 1402] <... futex resumed>) = 0 [pid 1401] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1400] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1409] <... socket resumed>) = 4 [pid 1408] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1407] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1406] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1405] <... mmap resumed>) = 0x7ff80b96e000 [pid 1403] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1402] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1400] <... futex resumed>) = 0 [pid 1409] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1406] <... clone3 resumed>) = 1410 [pid 1405] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1403] <... futex resumed>) = 0 [pid 1402] <... futex resumed>) = 0 [pid 1400] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1409] <... futex resumed>) = 1 [pid 1408] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1407] sendfile(-1, -1, [3 [pid 1406] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1405] <... mprotect resumed>) = 0 [pid 1403] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1402] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1401] <... futex resumed>) = 0 [pid 1400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1409] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1408] <... socket resumed>) = 4 [pid 1407] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1406] <... futex resumed>) = 0 [pid 1405] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1401] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1400] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1408] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1406] ioctl(3, PPPIOCSFLAGS, 0 [pid 1405] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1401] <... futex resumed>) = 0 [pid 1400] <... futex resumed>) = 0 [pid 1409] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1408] <... futex resumed>) = 1 [pid 1407] <... futex resumed>) = 1 [pid 1406] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1403] <... futex resumed>) = 0 [pid 1402] <... futex resumed>) = 0 [pid 1401] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1400] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1409] <... connect resumed>) = -1 EEXIST (File exists) [pid 1408] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1407] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1406] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1403] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1402] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1409] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1406] <... futex resumed>) = 0 [pid 1405] <... clone3 resumed> => {parent_tid=[1411]}, 88) = 1411 [pid 1403] <... futex resumed>) = 0 [pid 1402] <... futex resumed>) = 0 [pid 1400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 1411 attached [pid 1409] <... futex resumed>) = 1 [pid 1408] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1407] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1406] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1405] rt_sigprocmask(SIG_SETMASK, [] [pid 1402] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1401] <... futex resumed>) = 0 [pid 1409] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1408] <... connect resumed>) = -1 EEXIST (File exists) [pid 1405] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1401] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1408] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1405] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1401] <... futex resumed>) = 0 [pid 1409] sendfile(-1, -1, [3 [pid 1408] <... futex resumed>) = 1 [pid 1405] <... futex resumed>) = 0 [pid 1402] <... futex resumed>) = 0 [pid 1401] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1409] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1408] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1405] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1403] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1402] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1400] exit_group(0 [pid 1409] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1407] <... clone3 resumed>) = 1412 [pid 1402] <... futex resumed>) = 0 [pid 1409] <... futex resumed>) = 1 [pid 1408] sendfile(-1, -1, [3 [pid 1402] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1401] <... futex resumed>) = 0 [pid 1409] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1408] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1401] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1408] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1401] <... futex resumed>) = 0 [pid 1409] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1408] <... futex resumed>) = 1 [pid 1402] <... futex resumed>) = 0 [pid 1401] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1411] set_robust_list(0x7ff80b98e9a0, 24 [pid 1409] <... clone3 resumed>) = 1413 [pid 1408] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1406] <... futex resumed>) = ? [pid 1402] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1400] <... exit_group resumed>) = ? [pid 1409] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1406] +++ exited with 0 +++ [pid 1402] <... futex resumed>) = 0 [pid 1409] <... futex resumed>) = 1 [pid 1408] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1407] <... futex resumed>) = 1 [pid 1402] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1401] <... futex resumed>) = 0 [pid 1411] <... set_robust_list resumed>) = 0 [pid 1409] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1408] <... clone3 resumed>) = 1414 [pid 1403] <... futex resumed>) = 0 [pid 1401] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1400] +++ exited with 0 +++ [pid 1407] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1411] rt_sigprocmask(SIG_SETMASK, [] [pid 1409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1408] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1401] <... futex resumed>) = 0 [pid 1409] ioctl(3, PPPIOCSFLAGS, 0 [pid 1408] <... futex resumed>) = 1 [pid 1402] <... futex resumed>) = 0 [pid 1401] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1409] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1408] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1411] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1403] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1402] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1409] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1402] <... futex resumed>) = 0 [pid 1409] <... futex resumed>) = 1 [pid 1408] ioctl(3, PPPIOCSFLAGS, 0 [pid 1402] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1401] <... futex resumed>) = 0 [pid 1411] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1409] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1408] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1407] ioctl(3, PPPIOCSFLAGS, 0 [pid 1403] <... futex resumed>) = 0 [pid 1401] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1409] <... futex resumed>) = ? [pid 1408] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1401] <... exit_group resumed>) = ? [pid 1411] <... socket resumed>) = 3 [pid 1409] +++ exited with 0 +++ [pid 1408] <... futex resumed>) = 1 [pid 1407] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1403] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1402] <... futex resumed>) = 0 [pid 1401] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 1411] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1408] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1402] exit_group(0 [pid 1407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1408] <... futex resumed>) = ? [pid 1402] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1411] <... futex resumed>) = 1 [pid 1408] +++ exited with 0 +++ [pid 1407] <... futex resumed>) = 1 [pid 1405] <... futex resumed>) = 0 [pid 1403] <... futex resumed>) = 0 [pid 1402] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1411] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1407] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1405] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1403] exit_group(0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1407] <... futex resumed>) = ? [pid 1405] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1403] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1411] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1407] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1415 attached [pid 1411] <... socket resumed>) = 4 [pid 1403] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1411] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1415 [pid 1411] <... futex resumed>) = 1 [pid 1405] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1411] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1405] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1405] <... futex resumed>) = 0 [pid 1405] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1416 attached [pid 1411] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1416 [pid 1411] <... connect resumed>) = -1 EEXIST (File exists) [pid 1416] set_robust_list(0x5555656516a0, 24 [pid 1411] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1411] <... futex resumed>) = 1 [pid 1405] <... futex resumed>) = 0 [pid 1411] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1405] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1415] set_robust_list(0x5555656516a0, 24 [pid 1411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1405] <... futex resumed>) = 0 [pid 1411] sendfile(-1, -1, [3 [pid 1405] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1411] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1416] <... set_robust_list resumed>) = 0 [pid 1411] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1405] <... futex resumed>) = 0 [pid 1415] <... set_robust_list resumed>) = 0 [pid 1411] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1405] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1405] <... futex resumed>) = 0 [pid 1411] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1405] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1411] <... clone3 resumed>) = 1417 [pid 1416] <... prctl resumed>) = 0 [pid 1416] setpgid(0, 0 [pid 1411] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1416] <... setpgid resumed>) = 0 [pid 1411] <... futex resumed>) = 1 [pid 1405] <... futex resumed>) = 0 [pid 1411] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1405] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1405] <... futex resumed>) = 0 [pid 1411] ioctl(3, PPPIOCSFLAGS, 0 [pid 1405] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1411] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1411] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1415] rt_sigprocmask(SIG_SETMASK, [] [pid 1411] <... futex resumed>) = 1 [pid 1405] <... futex resumed>) = 0 [pid 1411] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1405] exit_group(0 [pid 1415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1411] <... futex resumed>) = ? [pid 1405] <... exit_group resumed>) = ? [pid 1415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1411] +++ exited with 0 +++ [pid 1405] +++ exited with 0 +++ [pid 1416] <... openat resumed>) = 3 [pid 1415] <... prctl resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1416] write(3, "1000", 4 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1416] <... write resumed>) = 4 [pid 1415] setpgid(0, 0 [pid 1416] close(3) = 0 [pid 1416] write(1, "executing program\n", 18) = 18 executing program [pid 1416] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1416] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1415] <... setpgid resumed>) = 0 [pid 1416] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1416] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1416] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1416] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1416] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1416] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1418]}, 88) = 1418 [pid 1416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1416] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... restart_syscall resumed>) = 0 [pid 1415] <... openat resumed>) = 3 [pid 1416] <... futex resumed>) = 0 [pid 1415] write(3, "1000", 4 [pid 1416] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1415] <... write resumed>) = 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1415] close(3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1415] <... close resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1418 attached [pid 1418] set_robust_list(0x7ff80b98e9a0, 24 [pid 1415] write(1, "executing program\n", 18 [pid 298] <... restart_syscall resumed>) = 0 [pid 1415] <... write resumed>) = 18 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1419 [pid 1418] <... set_robust_list resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 1418] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1415] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1415] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1415] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1415] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1418] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1418] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1416] <... futex resumed>) = 0 [pid 1416] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1415] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1420 [pid 1415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1416] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1415] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1415] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITEci2-android-5-10/strace-static-x86_64: Process 1420 attached ci2-android-5-10/strace-static-x86_64: Process 1419 attached [pid 1418] <... futex resumed>) = 1 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1421 [pid 1415] <... mprotect resumed>) = 0 [pid 1418] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1421 attached [pid 1415] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1421] set_robust_list(0x5555656516a0, 24 [pid 1415] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1421] <... set_robust_list resumed>) = 0 [pid 1415] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1418] <... socket resumed>) = 4 [pid 1418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1422 attached [pid 1421] rt_sigprocmask(SIG_SETMASK, [] [pid 1415] <... clone3 resumed> => {parent_tid=[1422]}, 88) = 1422 [pid 1422] set_robust_list(0x7ff80b98e9a0, 24 [pid 1421] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1415] rt_sigprocmask(SIG_SETMASK, [] [pid 1422] <... set_robust_list resumed>) = 0 [pid 1415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1418] <... futex resumed>) = 1 [pid 1421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1416] <... futex resumed>) = 0 [pid 1415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1422] rt_sigprocmask(SIG_SETMASK, [] [pid 1421] <... prctl resumed>) = 0 [pid 1418] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1422] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1416] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1415] <... futex resumed>) = 0 [pid 1422] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1421] setpgid(0, 0 [pid 1418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1416] <... futex resumed>) = 0 [pid 1415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1421] <... setpgid resumed>) = 0 [pid 1418] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1416] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1422] <... socket resumed>) = 3 [pid 1420] set_robust_list(0x5555656516a0, 24 [pid 1419] set_robust_list(0x5555656516a0, 24 [pid 1418] <... connect resumed>) = -1 EEXIST (File exists) [pid 1422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1421] <... openat resumed>) = 3 [pid 1418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1421] write(3, "1000", 4 [pid 1418] <... futex resumed>) = 1 [pid 1416] <... futex resumed>) = 0 [pid 1415] <... futex resumed>) = 0 [pid 1422] <... futex resumed>) = 1 [pid 1421] <... write resumed>) = 4 [pid 1418] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1416] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1422] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1421] close(3 [pid 1418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1416] <... futex resumed>) = 0 [pid 1415] <... futex resumed>) = 0 [pid 1421] <... close resumed>) = 0 [pid 1418] sendfile(-1, -1, [3 [pid 1416] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1422] <... socket resumed>) = 4 [pid 1421] write(1, "executing program\n", 18 [pid 1418] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1421] <... write resumed>) = 18 [pid 1418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1422] <... futex resumed>) = 1 [pid 1421] <... futex resumed>) = 0 [pid 1418] <... futex resumed>) = 1 [pid 1416] <... futex resumed>) = 0 [pid 1415] <... futex resumed>) = 0 [pid 1422] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1421] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1418] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1421] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1416] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1421] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1418] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1416] <... futex resumed>) = 0 [pid 1415] <... futex resumed>) = 0 [pid 1422] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1421] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1419] <... set_robust_list resumed>) = 0 [pid 1419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1418] <... clone3 resumed>) = 1423 [pid 1419] <... prctl resumed>) = 0 [pid 1416] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1422] <... connect resumed>) = -1 EEXIST (File exists) [pid 1421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1421] <... mmap resumed>) = 0x7ff80b96e000 [pid 1418] <... futex resumed>) = 0 [pid 1421] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1416] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1418] ioctl(3, PPPIOCSFLAGS, 0 [pid 1422] <... futex resumed>) = 1 [pid 1421] <... mprotect resumed>) = 0 [pid 1416] <... futex resumed>) = 0 [pid 1415] <... futex resumed>) = 0 [pid 1418] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1422] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1421] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1420] <... set_robust_list resumed>) = 0 [pid 1419] setpgid(0, 0 [pid 1418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1416] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1421] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1418] <... futex resumed>) = 0 [pid 1416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1415] <... futex resumed>) = 0 [pid 1422] sendfile(-1, -1, [3 [pid 1421] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1420] rt_sigprocmask(SIG_SETMASK, [] [pid 1419] <... setpgid resumed>) = 0 [pid 1418] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1416] exit_group(0 [pid 1415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1422] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1418] <... futex resumed>) = ? [pid 1416] <... exit_group resumed>) = ? [pid 1422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1421] <... clone3 resumed> => {parent_tid=[1424]}, 88) = 1424 [pid 1418] +++ exited with 0 +++ [pid 1419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1419] write(3, "1000", 4 [pid 1416] +++ exited with 0 +++ [pid 1421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1415] <... futex resumed>) = 0 [pid 1421] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1422] <... futex resumed>) = 1 [pid 1421] <... futex resumed>) = 0 [pid 1415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1421] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1422] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1415] <... futex resumed>) = 0 [pid 1419] <... write resumed>) = 4 [pid 1415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1419] close(3) = 0 [pid 1419] write(1, "executing program\n", 18) = 18 [pid 1419] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1422] <... clone3 resumed>) = 1425 [pid 1419] <... futex resumed>) = 0 executing program [pid 1419] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1419] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1419] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1419] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1420] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1419] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1422] <... futex resumed>) = 1 [pid 1420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1415] <... futex resumed>) = 0 [pid 1422] ioctl(3, PPPIOCSFLAGS, 0 [pid 1420] <... prctl resumed>) = 0 [pid 1415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1422] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1415] <... futex resumed>) = 0 [pid 1422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1422] <... futex resumed>) = 0 [pid 1415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1422] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1420] setpgid(0, 0 [pid 1419] <... clone3 resumed> => {parent_tid=[1426]}, 88) = 1426 [pid 1415] exit_group(0 [pid 1422] <... futex resumed>) = ? [pid 1420] <... setpgid resumed>) = 0 [pid 1419] rt_sigprocmask(SIG_SETMASK, [] [pid 1415] <... exit_group resumed>) = ? [pid 1422] +++ exited with 0 +++ [pid 1420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1419] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1420] <... openat resumed>) = 3 [pid 1419] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1415] +++ exited with 0 +++ [pid 1420] write(3, "1000", 4 [pid 1419] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1420] <... write resumed>) = 4 [pid 1419] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1420] close(3ci2-android-5-10/strace-static-x86_64: Process 1426 attached ci2-android-5-10/strace-static-x86_64: Process 1424 attached ) = 0 [pid 1420] write(1, "executing program\n", 18) = 18 executing program [pid 1426] set_robust_list(0x7ff80b98e9a0, 24 [pid 1424] set_robust_list(0x7ff80b98e9a0, 24 [pid 1420] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1424] <... set_robust_list resumed>) = 0 [pid 1426] <... set_robust_list resumed>) = 0 [pid 1420] <... futex resumed>) = 0 [pid 1426] rt_sigprocmask(SIG_SETMASK, [] [pid 1424] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... restart_syscall resumed>) = 0 [pid 1424] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1420] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1424] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1420] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1424] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1420] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1424] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1420] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1426] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1421] <... futex resumed>) = 0 [pid 1420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1426] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1421] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1426] <... socket resumed>) = 3 [pid 1421] <... futex resumed>) = 1 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1426] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1421] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1426] <... futex resumed>) = 1 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1424] <... futex resumed>) = 0 [pid 1420] <... mmap resumed>) = 0x7ff80b96e000 [pid 1419] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1427 attached [pid 1426] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1427] set_robust_list(0x5555656516a0, 24 [pid 1419] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1427 [pid 1427] <... set_robust_list resumed>) = 0 [pid 1426] <... futex resumed>) = 0 [pid 1419] <... futex resumed>) = 1 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1427] rt_sigprocmask(SIG_SETMASK, [] [pid 1426] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1419] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1427] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1426] <... socket resumed>) = 4 [pid 1427] <... prctl resumed>) = 0 [pid 1427] setpgid(0, 0) = 0 [pid 1427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1426] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1427] write(3, "1000", 4 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1428 [pid 1426] <... futex resumed>) = 0 [pid 1419] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1427] <... write resumed>) = 4 [pid 1426] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1419] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1427] close(3 [pid 1426] <... connect resumed>) = -1 EEXIST (File exists) [pid 1419] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1427] <... close resumed>) = 0 executing program [pid 1427] write(1, "executing program\n", 18) = 18 [pid 1427] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1427] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1427] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1427] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1427] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1427] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1427] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1429]}, 88) = 1429 [pid 1427] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1427] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1427] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1428 attached [pid 1428] set_robust_list(0x5555656516a0, 24) = 0 [pid 1428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1428] setpgid(0, 0) = 0 [pid 1428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1428] write(3, "1000", 4) = 4 [pid 1428] close(3) = 0 [pid 1426] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1428] write(1, "executing program\n", 18) = 18 [pid 1426] <... futex resumed>) = 0 executing program [pid 1424] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1420] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1426] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1419] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1424] <... socket resumed>) = 4 [pid 1426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1419] <... futex resumed>) = 0 [pid 1420] <... mprotect resumed>) = 0 [pid 1426] sendfile(-1, -1, [3 [pid 1424] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1419] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1426] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1428] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1426] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1424] <... futex resumed>) = 1 [pid 1421] <... futex resumed>) = 0 [pid 1420] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1426] <... futex resumed>) = 1 [pid 1424] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1421] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1419] <... futex resumed>) = 0 [pid 1426] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1421] <... futex resumed>) = 0 [pid 1420] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1419] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1421] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1424] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1426] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1420] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1419] <... futex resumed>) = 0 [pid 1428] <... futex resumed>) = 0 [pid 1428] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1428] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1428] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1428] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1426] <... clone3 resumed>) = 1430 [pid 1419] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1424] <... connect resumed>) = -1 EEXIST (File exists) [pid 1428] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1426] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1424] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1426] <... futex resumed>) = 0 [pid 1419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1426] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1421] <... futex resumed>) = 0 [pid 1426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1424] <... futex resumed>) = 1 [pid 1421] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1419] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1426] ioctl(3, PPPIOCSFLAGS, 0 [pid 1424] sendfile(-1, -1, [3 [pid 1421] <... futex resumed>) = 0 [pid 1419] <... futex resumed>) = 0 [pid 1426] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1424] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1421] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1420] <... clone3 resumed> => {parent_tid=[1431]}, 88) = 1431 [pid 1419] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1426] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1424] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1426] <... futex resumed>) = 0 [pid 1420] rt_sigprocmask(SIG_SETMASK, [] [pid 1419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1426] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1424] <... futex resumed>) = 1 [pid 1421] <... futex resumed>) = 0 [pid 1420] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1424] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1421] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1419] exit_group(0 [pid 1421] <... futex resumed>) = 0 [pid 1428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1421] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1419] <... exit_group resumed>) = ? [pid 1426] <... futex resumed>) = ? [pid 1428] <... clone3 resumed> => {parent_tid=[1432]}, 88) = 1432 [pid 1424] <... clone3 resumed>) = 1433 [pid 1428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1429 attached [pid 1429] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1429] rt_sigprocmask(SIG_SETMASK, [] [pid 1426] +++ exited with 0 +++ [pid 1419] +++ exited with 0 +++ [pid 1424] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1420] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1429] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1429] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1429] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1427] <... futex resumed>) = 0 [pid 1429] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1427] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1429] <... socket resumed>) = 4 [pid 1427] <... futex resumed>) = 0 [pid 1424] <... futex resumed>) = 1 [pid 1421] <... futex resumed>) = 0 [pid 1420] <... futex resumed>) = 0 [pid 1429] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1427] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1429] <... futex resumed>) = 0 [pid 1427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1421] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1429] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1427] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1421] <... futex resumed>) = 0 [pid 1429] <... connect resumed>) = -1 EEXIST (File exists) [pid 1427] <... futex resumed>) = 0 [pid 1424] ioctl(3, PPPIOCSFLAGS, 0 [pid 1421] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1420] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1429] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1427] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1429] <... futex resumed>) = 0 [pid 1427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1424] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1429] sendfile(-1, -1, [3 [pid 1427] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1429] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1427] <... futex resumed>) = 0 [pid 1424] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1429] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1427] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1429] <... futex resumed>) = 0 [pid 1427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1424] <... futex resumed>) = 1 [pid 1421] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1431 attached [pid 1429] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1427] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1424] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1432 attached [pid 1431] set_robust_list(0x7ff80b98e9a0, 24 [pid 1429] <... clone3 resumed>) = 1434 [pid 1427] <... futex resumed>) = 0 [pid 1421] exit_group(0 [pid 1432] set_robust_list(0x7ff80b98e9a0, 24 [pid 1431] <... set_robust_list resumed>) = 0 [pid 1429] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1427] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1424] <... futex resumed>) = ? [pid 1421] <... exit_group resumed>) = ? [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1432] <... set_robust_list resumed>) = 0 [pid 1431] rt_sigprocmask(SIG_SETMASK, [] [pid 1429] <... futex resumed>) = 0 [pid 1427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1424] +++ exited with 0 +++ [pid 1421] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1431] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1429] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1427] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1431] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1427] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1432] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1431] <... socket resumed>) = 3 [pid 1429] ioctl(3, PPPIOCSFLAGS, 0 [pid 1427] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1431] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1429] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1435 [pid 1432] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1431] <... futex resumed>) = 1 [pid 1429] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1420] <... futex resumed>) = 0 [pid 1432] <... futex resumed>) = 1 [pid 1431] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1429] <... futex resumed>) = 1 [pid 1428] <... futex resumed>) = 0 [pid 1427] <... futex resumed>) = 0 [pid 1420] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1432] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1431] <... socket resumed>) = 4 [pid 1429] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1427] exit_group(0 [pid 1420] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1432] <... socket resumed>) = 4 [pid 1431] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1429] <... futex resumed>) = ? [pid 1428] <... futex resumed>) = 0 [pid 1427] <... exit_group resumed>) = ? [pid 1420] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1432] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1431] <... futex resumed>) = 0 [pid 1429] +++ exited with 0 +++ [pid 1428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1432] <... futex resumed>) = 0 [pid 1420] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1432] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1427] +++ exited with 0 +++ [pid 1420] <... futex resumed>) = 0 [pid 1420] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1435 attached [pid 1435] set_robust_list(0x5555656516a0, 24) = 0 [pid 1435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1435] setpgid(0, 0 [pid 1428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1435] <... setpgid resumed>) = 0 [pid 1432] <... futex resumed>) = 0 [pid 1428] <... futex resumed>) = 1 [pid 1432] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1432] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1432] <... futex resumed>) = 0 [pid 1431] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1435] <... openat resumed>) = 3 [pid 1432] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1431] <... connect resumed>) = -1 EEXIST (File exists) [pid 1428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1435] write(3, "1000", 4 [pid 1432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1431] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1428] <... futex resumed>) = 0 [pid 1435] <... write resumed>) = 4 [pid 1432] sendfile(-1, -1, [3 [pid 1431] <... futex resumed>) = 1 [pid 1428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1420] <... futex resumed>) = 0 [pid 1435] close(3 [pid 1432] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1431] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1420] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1435] <... close resumed>) = 0 [pid 1432] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1420] <... futex resumed>) = 0 [pid 1435] write(1, "executing program\n", 18 [pid 1432] <... futex resumed>) = 1 [pid 1431] sendfile(-1, -1, [3 [pid 1428] <... futex resumed>) = 0 executing program [pid 1420] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1435] <... write resumed>) = 18 [pid 1432] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1431] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1435] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1431] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1435] <... futex resumed>) = 0 [pid 1432] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1428] <... futex resumed>) = 0 [pid 1435] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1432] <... clone3 resumed>) = 1436 [pid 1431] <... futex resumed>) = 1 [pid 1420] <... futex resumed>) = 0 [pid 1435] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1432] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1431] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1420] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1435] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1432] <... futex resumed>) = 0 [pid 1431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1420] <... futex resumed>) = 0 [pid 1435] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1432] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1431] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1420] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1432] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1432] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1432] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1431] <... clone3 resumed>) = 1437 [pid 1428] <... futex resumed>) = 0 [pid 1431] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1431] <... futex resumed>) = 1 [pid 1428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1420] <... futex resumed>) = 0 [pid 1431] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1420] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1428] exit_group(0 [pid 1420] <... futex resumed>) = 0 [pid 1432] <... futex resumed>) = ? [pid 1431] ioctl(3, PPPIOCSFLAGS, 0 [pid 1428] <... exit_group resumed>) = ? [pid 1420] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1432] +++ exited with 0 +++ [pid 1431] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1435] <... mmap resumed>) = 0x7ff80b96e000 [pid 1428] +++ exited with 0 +++ [pid 1431] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1435] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1431] <... futex resumed>) = 1 [pid 1420] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1431] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1420] exit_group(0 [pid 1431] <... futex resumed>) = ? [pid 1420] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1431] +++ exited with 0 +++ [pid 1420] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1435] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1435] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1435] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1438]}, 88) = 1438 [pid 1435] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1439 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1435] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1435] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1435] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1438 attached [pid 1438] set_robust_list(0x7ff80b98e9a0, 24 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1440 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1438] <... set_robust_list resumed>) = 0 [pid 1438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1438] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1438] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1435] <... futex resumed>) = 0 [pid 1435] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1435] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1438] <... futex resumed>) = 1 [pid 1438] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1441 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1442 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1438] <... socket resumed>) = 4 [pid 1438] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1435] <... futex resumed>) = 0 [pid 1435] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1435] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1438] <... futex resumed>) = 1 ci2-android-5-10/strace-static-x86_64: Process 1442 attached ci2-android-5-10/strace-static-x86_64: Process 1441 attached ci2-android-5-10/strace-static-x86_64: Process 1439 attached [pid 1438] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1442] set_robust_list(0x5555656516a0, 24 [pid 1438] <... connect resumed>) = -1 EEXIST (File exists) [pid 1438] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1435] <... futex resumed>) = 0 [pid 1435] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1435] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1442] <... set_robust_list resumed>) = 0 [pid 1438] <... futex resumed>) = 1 [pid 1438] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1438] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1442] rt_sigprocmask(SIG_SETMASK, [] [pid 1435] <... futex resumed>) = 0 [pid 1435] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1442] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1441] set_robust_list(0x5555656516a0, 24 [pid 1439] set_robust_list(0x5555656516a0, 24 [pid 1435] <... futex resumed>) = 0 [pid 1435] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1438] <... futex resumed>) = 1 [pid 1438] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1441] <... set_robust_list resumed>) = 0 [pid 1439] <... set_robust_list resumed>) = 0 [pid 1442] setpgid(0, 0 [pid 1441] rt_sigprocmask(SIG_SETMASK, [] [pid 1442] <... setpgid resumed>) = 0 [pid 1441] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1439] rt_sigprocmask(SIG_SETMASK, [] [pid 1438] <... clone3 resumed>) = 1443 [pid 1442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1438] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1435] <... futex resumed>) = 0 [pid 1442] <... openat resumed>) = 3 [pid 1435] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1435] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1438] <... futex resumed>) = 1 [pid 1438] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1438] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1435] <... futex resumed>) = 0 [pid 1441] <... prctl resumed>) = 0 [pid 1442] write(3, "1000", 4 [pid 1439] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1435] exit_group(0 [pid 1441] setpgid(0, 0 [pid 1435] <... exit_group resumed>) = ? [pid 1441] <... setpgid resumed>) = 0 [pid 1442] <... write resumed>) = 4 [pid 1439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1438] <... futex resumed>) = ? [pid 1442] close(3 [pid 1441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1442] <... close resumed>) = 0 [pid 1439] <... prctl resumed>) = 0 [pid 1442] write(1, "executing program\n", 18 [pid 1441] <... openat resumed>) = 3 [pid 1439] setpgid(0, 0 [pid 1442] <... write resumed>) = 18 executing program [pid 1441] write(3, "1000", 4 [pid 1439] <... setpgid resumed>) = 0 [pid 1442] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1441] <... write resumed>) = 4 [pid 1439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1442] <... futex resumed>) = 0 [pid 1441] close(3 [pid 1442] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1441] <... close resumed>) = 0 [pid 1439] <... openat resumed>) = 3 [pid 1442] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1441] write(1, "executing program\n", 18 executing program [pid 1439] write(3, "1000", 4 [pid 1438] +++ exited with 0 +++ [pid 1442] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1435] +++ exited with 0 +++ [pid 1441] <... write resumed>) = 18 [pid 1439] <... write resumed>) = 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1442] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1441] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1439] close(3 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1441] <... futex resumed>) = 0 [pid 1442] <... mmap resumed>) = 0x7ff80b96e000 [pid 1439] <... close resumed>) = 0 [pid 1442] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1441] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1439] write(1, "executing program\n", 18 [pid 1442] <... mprotect resumed>) = 0 [pid 1441] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1439] <... write resumed>) = 18 executing program [pid 1442] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1441] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1439] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1442] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1441] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1439] <... futex resumed>) = 0 [pid 1442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1441] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1439] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}ci2-android-5-10/strace-static-x86_64: Process 1440 attached [pid 1441] <... mmap resumed>) = 0x7ff80b96e000 [pid 1439] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1442] <... clone3 resumed> => {parent_tid=[1444]}, 88) = 1444 [pid 1441] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1439] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1442] rt_sigprocmask(SIG_SETMASK, [] [pid 1441] <... mprotect resumed>) = 0 [pid 1439] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1442] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1441] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1442] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1441] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1442] <... futex resumed>) = 0 [pid 1439] <... mmap resumed>) = 0x7ff80b96e000 [pid 1442] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1441] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1439] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1440] set_robust_list(0x5555656516a0, 24 [pid 1439] <... mprotect resumed>) = 0 [pid 1441] <... clone3 resumed> => {parent_tid=[1445]}, 88) = 1445 [pid 1441] rt_sigprocmask(SIG_SETMASK, [] [pid 1439] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1441] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1439] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1441] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1439] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] <... restart_syscall resumed>) = 0 [pid 1441] <... futex resumed>) = 0 [pid 1440] <... set_robust_list resumed>) = 0 [pid 1441] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1439] <... clone3 resumed> => {parent_tid=[1446]}, 88) = 1446 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1439] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1439] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1440] setpgid(0, 0) = 0 [pid 1440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1439] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1440] <... openat resumed>) = 3 [pid 1439] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1447 [pid 1439] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1440] write(3, "1000", 4 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1440] <... write resumed>) = 4 [pid 1440] close(3) = 0 [pid 1440] write(1, "executing program\n", 18) = 18 executing program [pid 1440] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1440] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1440] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1]ci2-android-5-10/strace-static-x86_64: Process 1444 attached , NULL, 8) = 0 [pid 1440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0ci2-android-5-10/strace-static-x86_64: Process 1446 attached [pid 1444] set_robust_list(0x7ff80b98e9a0, 24 [pid 1440] <... mmap resumed>) = 0x7ff80b96e000 [pid 1440] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1440] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1446] set_robust_list(0x7ff80b98e9a0, 24 [pid 1444] <... set_robust_list resumed>) = 0 [pid 1440] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1440] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1446] <... set_robust_list resumed>) = 0 [pid 1444] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1446] rt_sigprocmask(SIG_SETMASK, [] [pid 1440] <... clone3 resumed> => {parent_tid=[1448]}, 88) = 1448 [pid 1440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1444] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1440] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1440] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1444] <... socket resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 1447 attached [pid 1447] set_robust_list(0x5555656516a0, 24 [pid 1446] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1444] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1447] <... set_robust_list resumed>) = 0 [pid 1447] rt_sigprocmask(SIG_SETMASK, [] [pid 1442] <... futex resumed>) = 0 [pid 1446] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1444] <... futex resumed>) = 1 [pid 1442] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1447] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1444] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1442] <... futex resumed>) = 0 [pid 1446] <... socket resumed>) = 3 [pid 1442] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1446] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1444] <... socket resumed>) = 4 [pid 1447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1446] <... futex resumed>) = 1 [pid 1444] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1439] <... futex resumed>) = 0 [pid 1446] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1444] <... futex resumed>) = 1 [pid 1442] <... futex resumed>) = 0 [pid 1446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1444] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1442] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1439] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1446] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1442] <... futex resumed>) = 0 [pid 1439] <... futex resumed>) = 0 [pid 1442] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1444] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1439] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1446] <... socket resumed>) = 4 [pid 1444] <... connect resumed>) = -1 EEXIST (File exists) ci2-android-5-10/strace-static-x86_64: Process 1445 attached [pid 1446] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1444] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1445] set_robust_list(0x7ff80b98e9a0, 24 [pid 1444] <... futex resumed>) = 1 [pid 1446] <... futex resumed>) = 1 [pid 1442] <... futex resumed>) = 0 [pid 1439] <... futex resumed>) = 0 [pid 1446] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1444] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1442] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1442] <... futex resumed>) = 0 [pid 1439] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1444] sendfile(-1, -1, [3 [pid 1442] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1439] <... futex resumed>) = 0 [pid 1446] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1444] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1439] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1446] <... connect resumed>) = -1 EEXIST (File exists) [pid 1444] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1447] <... prctl resumed>) = 0 [pid 1446] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1445] <... set_robust_list resumed>) = 0 [pid 1444] <... futex resumed>) = 1 [pid 1442] <... futex resumed>) = 0 [pid 1446] <... futex resumed>) = 1 [pid 1444] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1442] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1439] <... futex resumed>) = 0 [pid 1446] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1442] <... futex resumed>) = 0 [pid 1439] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1444] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1442] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1439] <... futex resumed>) = 0 [pid 1446] sendfile(-1, -1, [3 [pid 1439] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1448 attached [pid 1447] setpgid(0, 0 [pid 1445] rt_sigprocmask(SIG_SETMASK, [] [pid 1448] set_robust_list(0x7ff80b98e9a0, 24 [pid 1447] <... setpgid resumed>) = 0 [pid 1446] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1445] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1444] <... clone3 resumed>) = 1449 [pid 1446] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1448] <... set_robust_list resumed>) = 0 [pid 1447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1446] <... futex resumed>) = 1 [pid 1445] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1444] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1439] <... futex resumed>) = 0 [pid 1446] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1444] <... futex resumed>) = 1 [pid 1442] <... futex resumed>) = 0 [pid 1439] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1444] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1442] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1446] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1442] <... futex resumed>) = 0 [pid 1439] <... futex resumed>) = 0 [pid 1444] ioctl(3, PPPIOCSFLAGS, 0 [pid 1442] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1439] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1448] rt_sigprocmask(SIG_SETMASK, [] [pid 1447] <... openat resumed>) = 3 [pid 1445] <... socket resumed>) = 3 [pid 1444] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1446] <... clone3 resumed>) = 1450 [pid 1444] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1448] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1447] write(3, "1000", 4 [pid 1445] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1442] <... futex resumed>) = 0 [pid 1444] <... futex resumed>) = 1 [pid 1448] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1447] <... write resumed>) = 4 [pid 1446] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1445] <... futex resumed>) = 1 [pid 1441] <... futex resumed>) = 0 [pid 1448] <... socket resumed>) = 3 [pid 1447] close(3 [pid 1446] <... futex resumed>) = 1 [pid 1445] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1444] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1442] exit_group(0 [pid 1441] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1439] <... futex resumed>) = 0 [pid 1448] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1447] <... close resumed>) = 0 [pid 1446] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1444] <... futex resumed>) = ? [pid 1442] <... exit_group resumed>) = ? [pid 1441] <... futex resumed>) = 0 [pid 1439] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1448] <... futex resumed>) = 1 [pid 1447] write(1, "executing program\n", 18 [pid 1446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1445] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1444] +++ exited with 0 +++ [pid 1440] <... futex resumed>) = 0 [pid 1448] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1447] <... write resumed>) = 18 [pid 1445] <... socket resumed>) = 4 [pid 1440] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 1447] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1445] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1442] +++ exited with 0 +++ [pid 1446] ioctl(3, PPPIOCSFLAGS, 0 [pid 1441] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1440] <... futex resumed>) = 0 [pid 1439] <... futex resumed>) = 0 [pid 1448] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1447] <... futex resumed>) = 0 [pid 1446] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1445] <... futex resumed>) = 0 [pid 1441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1440] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1439] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1448] <... socket resumed>) = 4 [pid 1447] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1446] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1445] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1441] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1448] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1447] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1446] <... futex resumed>) = 0 [pid 1445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1441] <... futex resumed>) = 0 [pid 1439] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1448] <... futex resumed>) = 1 [pid 1447] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1445] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1441] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1440] <... futex resumed>) = 0 [pid 1439] <... exit_group resumed>) = ? [pid 1448] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1447] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1445] <... connect resumed>) = -1 EEXIST (File exists) [pid 1440] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1447] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1445] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1440] <... futex resumed>) = 0 [pid 1448] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1447] <... mmap resumed>) = 0x7ff80b96e000 [pid 1446] +++ exited with 0 +++ [pid 1445] <... futex resumed>) = 0 [pid 1441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1440] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1448] <... connect resumed>) = -1 EEXIST (File exists) [pid 1447] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1445] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1448] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1447] <... mprotect resumed>) = 0 [pid 1448] <... futex resumed>) = 1 [pid 1447] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1440] <... futex resumed>) = 0 [pid 1439] +++ exited with 0 +++ [pid 1448] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1447] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1441] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1440] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1447] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1445] <... futex resumed>) = 0 [pid 1441] <... futex resumed>) = 1 [pid 1440] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1451 attached [pid 1448] sendfile(-1, -1, [3 [pid 1445] sendfile(-1, -1, [3 [pid 1441] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1440] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1451] set_robust_list(0x7ff80b98e9a0, 24 [pid 1448] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1447] <... clone3 resumed> => {parent_tid=[1451]}, 88) = 1451 [pid 1448] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1447] rt_sigprocmask(SIG_SETMASK, [] [pid 1448] <... futex resumed>) = 1 [pid 1447] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1440] <... futex resumed>) = 0 [pid 1448] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1447] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1440] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1447] <... futex resumed>) = 0 [pid 1440] <... futex resumed>) = 0 [pid 1448] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1447] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1440] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1451] <... set_robust_list resumed>) = 0 [pid 1448] <... clone3 resumed>) = 1452 [pid 1445] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1448] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1440] <... futex resumed>) = 0 [pid 1448] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1440] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1445] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1440] <... futex resumed>) = 0 [pid 1448] ioctl(3, PPPIOCSFLAGS, 0 [pid 1440] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1451] rt_sigprocmask(SIG_SETMASK, [] [pid 1445] <... futex resumed>) = 1 [pid 1441] <... futex resumed>) = 0 [pid 1448] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1448] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1440] <... futex resumed>) = 0 [pid 1451] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1448] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1445] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1441] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1440] exit_group(0 [pid 1448] <... futex resumed>) = ? [pid 1440] <... exit_group resumed>) = ? [pid 1451] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1448] +++ exited with 0 +++ [pid 1445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1441] <... futex resumed>) = 0 [pid 1440] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 1451] <... socket resumed>) = 3 [pid 1451] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1447] <... futex resumed>) = 0 [pid 1451] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1447] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1447] <... futex resumed>) = 0 [pid 1451] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1447] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1451] <... socket resumed>) = 4 [pid 1445] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1441] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1451] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1447] <... futex resumed>) = 0 [pid 1451] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1447] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1447] <... futex resumed>) = 0 [pid 1451] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1447] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1445] <... clone3 resumed>) = 1453 [pid 1451] <... connect resumed>) = -1 EEXIST (File exists) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1451] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1447] <... futex resumed>) = 0 [pid 1445] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... restart_syscall resumed>) = 0 [pid 1451] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1447] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1445] <... futex resumed>) = 1 [pid 1441] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1447] <... futex resumed>) = 0 [pid 1445] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1451] sendfile(-1, -1, [3 [pid 1447] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1441] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1451] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1441] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1451] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1445] ioctl(3, PPPIOCSFLAGS, 0 [pid 1441] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1451] <... futex resumed>) = 1 [pid 1447] <... futex resumed>) = 0 [pid 1451] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1447] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1445] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1447] <... futex resumed>) = 0 [pid 1445] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1451] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1447] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1451] <... clone3 resumed>) = 1456 [pid 1445] <... futex resumed>) = 1 [pid 1441] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1454 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1455 attached ci2-android-5-10/strace-static-x86_64: Process 1454 attached [pid 1451] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1447] <... futex resumed>) = 0 [pid 1451] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1447] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1447] <... futex resumed>) = 0 [pid 1451] ioctl(3, PPPIOCSFLAGS, 0 [pid 1447] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1451] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1451] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1445] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1451] <... futex resumed>) = 1 [pid 1447] <... futex resumed>) = 0 [pid 1441] exit_group(0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1455 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1451] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1447] exit_group(0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1451] <... futex resumed>) = ? [pid 1447] <... exit_group resumed>) = ? [pid 1455] set_robust_list(0x5555656516a0, 24 [pid 1454] set_robust_list(0x5555656516a0, 24 [pid 1451] +++ exited with 0 +++ [pid 1447] +++ exited with 0 +++ [pid 1445] <... futex resumed>) = ? [pid 1441] <... exit_group resumed>) = ? [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1457 attached [pid 1457] set_robust_list(0x5555656516a0, 24 [pid 1445] +++ exited with 0 +++ [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1457] <... set_robust_list resumed>) = 0 [pid 1457] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1441] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1457 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1441, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 1457] setpgid(0, 0) = 0 [pid 1457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1455] <... set_robust_list resumed>) = 0 [pid 1454] <... set_robust_list resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1457] write(3, "1000", 4 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1457] <... write resumed>) = 4 [pid 1457] close(3) = 0 [pid 1457] write(1, "executing program\n", 18 executing program [pid 1455] rt_sigprocmask(SIG_SETMASK, [] [pid 1457] <... write resumed>) = 18 [pid 1457] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1457] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1457] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1457] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1455] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1454] rt_sigprocmask(SIG_SETMASK, [] [pid 1457] <... mmap resumed>) = 0x7ff80b96e000 [pid 1457] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1457] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1457] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1458]}, 88) = 1458 [pid 1457] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1457] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1457] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1458 attached [pid 1458] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1458] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1455] <... prctl resumed>) = 0 [pid 1454] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1458] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1457] <... futex resumed>) = 0 [pid 1455] setpgid(0, 0 [pid 1454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1457] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1455] <... setpgid resumed>) = 0 [pid 1457] <... futex resumed>) = 0 [pid 1457] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1458] <... futex resumed>) = 1 [pid 1455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1458] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1458] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1457] <... futex resumed>) = 0 [pid 1457] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1457] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1455] <... openat resumed>) = 3 [pid 1454] <... prctl resumed>) = 0 [pid 1458] <... futex resumed>) = 1 [pid 1458] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1455] write(3, "1000", 4 [pid 1454] setpgid(0, 0 [pid 1458] <... connect resumed>) = -1 EEXIST (File exists) [pid 1458] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1457] <... futex resumed>) = 0 [pid 1457] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1454] <... setpgid resumed>) = 0 [pid 1455] <... write resumed>) = 4 [pid 1454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 1457] <... futex resumed>) = 0 [pid 1455] close(3 [pid 1457] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1455] <... close resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1455] write(1, "executing program\n", 18 [pid 1454] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1458] <... futex resumed>) = 1 [pid 1455] <... write resumed>) = 18 executing program [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1454] write(3, "1000", 4 [pid 1458] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1458] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1457] <... futex resumed>) = 0 [pid 1457] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1457] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1458] <... futex resumed>) = 1 [pid 1458] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1459 [pid 1455] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1455] <... futex resumed>) = 0 [pid 1454] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1455] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1454] close(3 [pid 1458] <... clone3 resumed>) = 1460 [pid 1455] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1454] <... close resumed>) = 0 [pid 1458] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1455] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1454] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 1459 attached [pid 1457] <... futex resumed>) = 0 [pid 1457] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1457] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1458] <... futex resumed>) = 1 [pid 1458] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1458] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1457] <... futex resumed>) = 0 executing program [pid 1457] exit_group(0 [pid 1455] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1454] <... write resumed>) = 18 [pid 1459] set_robust_list(0x5555656516a0, 24 [pid 1457] <... exit_group resumed>) = ? [pid 1455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1454] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1455] <... mmap resumed>) = 0x7ff80b96e000 [pid 1454] <... futex resumed>) = 0 [pid 1455] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1454] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1455] <... mprotect resumed>) = 0 [pid 1454] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1458] <... futex resumed>) = ? [pid 1455] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1454] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1455] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1454] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1455] <... clone3 resumed> => {parent_tid=[1461]}, 88) = 1461 [pid 1454] <... mmap resumed>) = 0x7ff80b96e000 [pid 1455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1454] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1455] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1454] <... mprotect resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1455] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1459] <... set_robust_list resumed>) = 0 [pid 1454] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1462 [pid 1459] rt_sigprocmask(SIG_SETMASK, [] [pid 1454] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1459] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1454] <... clone3 resumed> => {parent_tid=[1463]}, 88) = 1463 [pid 1454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1454] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1454] <... futex resumed>) = 0 [pid 1454] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1459] <... prctl resumed>) = 0 [pid 1459] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 1462 attached ) = 0 [pid 1462] set_robust_list(0x5555656516a0, 24 [pid 1458] +++ exited with 0 +++ [pid 1457] +++ exited with 0 +++ [pid 1459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1459] <... openat resumed>) = 3 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1463 attached [pid 1459] write(3, "1000", 4 [pid 1463] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1463] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1463] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1459] <... write resumed>) = 4 [pid 1463] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1461 attached [pid 1462] <... set_robust_list resumed>) = 0 [pid 1459] close(3 [pid 1454] <... futex resumed>) = 0 [pid 1463] <... futex resumed>) = 1 [pid 1454] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1459] <... close resumed>) = 0 [pid 1454] <... futex resumed>) = 0 [pid 1463] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1459] write(1, "executing program\n", 18 [pid 1454] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 1459] <... write resumed>) = 18 [pid 1462] rt_sigprocmask(SIG_SETMASK, [] [pid 1463] <... socket resumed>) = 4 [pid 1463] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1454] <... futex resumed>) = 0 [pid 1462] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1459] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1454] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1459] <... futex resumed>) = 0 [pid 1454] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1459] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1463] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1463] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1463] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1461] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1461] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1461] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1454] <... futex resumed>) = 0 [pid 1462] <... prctl resumed>) = 0 [pid 1459] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1454] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] setpgid(0, 0 [pid 1459] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1462] <... setpgid resumed>) = 0 [pid 1459] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1454] <... futex resumed>) = 1 [pid 1459] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1454] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1463] <... futex resumed>) = 0 [pid 1462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1459] <... mmap resumed>) = 0x7ff80b96e000 [pid 1463] sendfile(-1, -1, [3 [pid 1459] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1462] <... openat resumed>) = 3 [pid 1459] <... mprotect resumed>) = 0 [pid 1463] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1459] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1462] write(3, "1000", 4 [pid 1459] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1463] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] <... write resumed>) = 4 [pid 1459] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1462] close(3 [pid 1463] <... futex resumed>) = 1 [pid 1454] <... futex resumed>) = 0 [pid 1462] <... close resumed>) = 0 [pid 1454] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1463] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1459] <... clone3 resumed> => {parent_tid=[1464]}, 88) = 1464 [pid 1454] <... futex resumed>) = 0 [pid 1462] write(1, "executing program\n", 18 [pid 1459] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 1454] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1462] <... write resumed>) = 18 [pid 1459] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1459] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1459] <... futex resumed>) = 0 [pid 1459] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1462] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1464 attached [pid 1463] <... clone3 resumed>) = 1465 [pid 1462] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1463] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1462] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1463] <... futex resumed>) = 1 [pid 1462] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1454] <... futex resumed>) = 0 [pid 1462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1454] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] <... mmap resumed>) = 0x7ff80b96e000 [pid 1454] <... futex resumed>) = 0 [pid 1462] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1454] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1462] <... mprotect resumed>) = 0 [pid 1463] ioctl(3, PPPIOCSFLAGS, 0 [pid 1462] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1463] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1462] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1463] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1463] <... futex resumed>) = 1 [pid 1463] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1461] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1455] <... futex resumed>) = 0 [pid 1454] <... futex resumed>) = 0 [pid 1462] <... clone3 resumed> => {parent_tid=[1466]}, 88) = 1466 [pid 1455] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] rt_sigprocmask(SIG_SETMASK, [] [pid 1455] <... futex resumed>) = 0 [pid 1454] exit_group(0 [pid 1462] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1455] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1462] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1454] <... exit_group resumed>) = ? [pid 1462] <... futex resumed>) = 0 [pid 1462] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1463] <... futex resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1466 attached [pid 1464] set_robust_list(0x7ff80b98e9a0, 24 [pid 1463] +++ exited with 0 +++ [pid 1454] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 [pid 1461] <... futex resumed>) = 1 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1461] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1461] <... socket resumed>) = 4 [pid 1461] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1455] <... futex resumed>) = 0 [pid 1455] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1455] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1461] <... futex resumed>) = 1 [pid 1461] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1467 [pid 1461] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1468 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1455] <... futex resumed>) = 0 [pid 1455] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1455] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1455] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1461] <... futex resumed>) = 1 [pid 1461] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1461] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1455] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1467 attached [pid 1466] set_robust_list(0x7ff80b98e9a0, 24 [pid 1464] <... set_robust_list resumed>) = 0 [pid 1455] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1455] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1464] rt_sigprocmask(SIG_SETMASK, [] [pid 1461] <... futex resumed>) = 1 [pid 1461] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1467] set_robust_list(0x5555656516a0, 24 [pid 1466] <... set_robust_list resumed>) = 0 [pid 1464] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1461] <... clone3 resumed>) = 1469 [pid 1461] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1455] <... futex resumed>) = 0 [pid 1455] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1455] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1461] <... futex resumed>) = 1 [pid 1461] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 1461] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1455] <... futex resumed>) = 0 [pid 1455] exit_group(0 [pid 1466] rt_sigprocmask(SIG_SETMASK, [] [pid 1464] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1455] <... exit_group resumed>) = ? [pid 1461] <... futex resumed>) = ? [pid 1467] <... set_robust_list resumed>) = 0 [pid 1466] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1464] <... socket resumed>) = 3 [pid 1461] +++ exited with 0 +++ [pid 1455] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1468 attached [pid 1468] set_robust_list(0x5555656516a0, 24) = 0 [pid 1468] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1466] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1464] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1466] <... socket resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1464] <... futex resumed>) = 1 [pid 1459] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1466] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1464] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1459] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1466] <... futex resumed>) = 1 [pid 1464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1462] <... futex resumed>) = 0 [pid 1466] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1464] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1462] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1459] <... futex resumed>) = 0 [pid 1466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1464] <... socket resumed>) = 4 [pid 1466] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1464] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] <... futex resumed>) = 0 [pid 1459] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1466] <... socket resumed>) = 4 [pid 1464] <... futex resumed>) = 0 [pid 1462] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1466] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1464] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1466] <... futex resumed>) = 0 [pid 1464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1462] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1459] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1466] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1462] <... futex resumed>) = 0 [pid 1459] <... futex resumed>) = 0 [pid 1466] <... connect resumed>) = -1 EEXIST (File exists) [pid 1464] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1462] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1459] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1466] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1464] <... connect resumed>) = -1 EEXIST (File exists) [pid 1462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1466] <... futex resumed>) = 0 [pid 1464] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1466] sendfile(-1, -1, [3 [pid 1464] <... futex resumed>) = 1 [pid 1462] <... futex resumed>) = 0 [pid 1459] <... futex resumed>) = 0 [pid 1466] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1464] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1462] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1459] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1466] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1459] <... futex resumed>) = 0 [pid 1466] <... futex resumed>) = 0 [pid 1464] sendfile(-1, -1, [3 [pid 1462] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1459] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1467] rt_sigprocmask(SIG_SETMASK, [] [pid 1466] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1464] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1462] <... futex resumed>) = 0 [pid 1468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1468] setpgid(0, 0) = 0 [pid 1468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1467] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1466] <... clone3 resumed>) = 1470 [pid 1464] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1468] write(3, "1000", 4 [pid 1466] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1464] <... futex resumed>) = 1 [pid 1459] <... futex resumed>) = 0 [pid 1464] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1462] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1459] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1466] <... futex resumed>) = 0 [pid 1464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1467] <... prctl resumed>) = 0 [pid 1466] ioctl(3, PPPIOCSFLAGS, 0 [pid 1464] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1462] <... futex resumed>) = 0 [pid 1459] <... futex resumed>) = 0 [pid 1467] setpgid(0, 0 [pid 1466] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1468] <... write resumed>) = 4 [pid 1468] close(3) = 0 [pid 1468] write(1, "executing program\n", 18) = 18 [pid 1468] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1464] <... clone3 resumed>) = 1471 [pid 1467] <... setpgid resumed>) = 0 [pid 1466] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1459] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1466] <... futex resumed>) = 0 [pid 1464] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1466] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1464] <... futex resumed>) = 0 [pid 1462] exit_group(0 [pid 1464] ioctl(3, PPPIOCSFLAGS, 0 [pid 1459] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1466] <... futex resumed>) = ? [pid 1464] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1462] <... exit_group resumed>) = ? [pid 1459] <... futex resumed>) = 0 [pid 1466] +++ exited with 0 +++ [pid 1468] <... futex resumed>) = 0 [pid 1468] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1468] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1468] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1468] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1462] +++ exited with 0 +++ [pid 1459] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... restart_syscall resumed>) = 0 [pid 1464] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1467] <... openat resumed>) = 3 [pid 1464] <... futex resumed>) = 0 [pid 1459] exit_group(0 [pid 1468] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1459] <... exit_group resumed>) = ? [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1467] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1468] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1468] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1472]}, 88) = 1472 [pid 1468] rt_sigprocmask(SIG_SETMASK, [] [pid 1464] +++ exited with 0 +++ [pid 1459] +++ exited with 0 +++ [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1467] <... write resumed>) = 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1468] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1468] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1468] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 1473 attached [pid 1473] set_robust_list(0x5555656516a0, 24) = 0 executing program [pid 1473] rt_sigprocmask(SIG_SETMASK, [] [pid 1467] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1474 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1473 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1467] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1467] write(1, "executing program\n", 18 [pid 1473] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1467] <... write resumed>) = 18 executing program [pid 1473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1473] setpgid(0, 0) = 0 [pid 1473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1467] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1472 attached [pid 1473] <... openat resumed>) = 3 [pid 1473] write(3, "1000", 4) = 4 [pid 1473] close(3) = 0 [pid 1472] set_robust_list(0x7ff80b98e9a0, 24 [pid 1467] <... futex resumed>) = 0 [pid 1473] write(1, "executing program\n", 18) = 18 executing program [pid 1467] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1473] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1473] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1473] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1473] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1473] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1473] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1473] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1475]}, 88) = 1475 [pid 1467] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1473] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1473] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1473] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1467] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1]ci2-android-5-10/strace-static-x86_64: Process 1475 attached [pid 1472] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1474 attached [pid 1474] set_robust_list(0x5555656516a0, 24) = 0 [pid 1474] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1472] rt_sigprocmask(SIG_SETMASK, [] [pid 1467] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1475] set_robust_list(0x7ff80b98e9a0, 24 [pid 1474] <... prctl resumed>) = 0 [pid 1474] setpgid(0, 0) = 0 [pid 1467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1475] <... set_robust_list resumed>) = 0 [pid 1474] <... openat resumed>) = 3 [pid 1472] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1467] <... mmap resumed>) = 0x7ff80b96e000 [pid 1474] write(3, "1000", 4) = 4 [pid 1474] close(3) = 0 [pid 1474] write(1, "executing program\n", 18 [pid 1467] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] <... restart_syscall resumed>) = 0 [pid 1474] <... write resumed>) = 18 executing program [pid 1474] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1474] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1474] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1467] <... mprotect resumed>) = 0 [pid 1474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1467] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1474] <... mmap resumed>) = 0x7ff80b96e000 [pid 1474] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1474] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1467] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1474] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1474] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1476 attached [pid 1475] rt_sigprocmask(SIG_SETMASK, [] [pid 1472] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1467] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1474] <... clone3 resumed> => {parent_tid=[1476]}, 88) = 1476 [pid 1474] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1472] <... socket resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1474] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1474] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1476] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1476] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1472] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1467] <... clone3 resumed> => {parent_tid=[1477]}, 88) = 1477 [pid 1476] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1474] <... futex resumed>) = 0 [pid 1476] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1474] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1467] rt_sigprocmask(SIG_SETMASK, [] [pid 1472] <... futex resumed>) = 1 [pid 1468] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1478 [pid 1476] <... socket resumed>) = 4 [pid 1474] <... futex resumed>) = 0 [pid 1468] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1472] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1467] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1476] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1474] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1476] <... futex resumed>) = 0 [pid 1474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1476] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1474] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1472] <... socket resumed>) = 4 [pid 1468] <... futex resumed>) = 0 [pid 1467] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1476] <... connect resumed>) = -1 EEXIST (File exists) [pid 1474] <... futex resumed>) = 0 [pid 1476] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1474] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1475] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1472] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1468] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1467] <... futex resumed>) = 0 [pid 1475] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1472] <... futex resumed>) = 0 [pid 1468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1467] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1472] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1475] <... socket resumed>) = 3 [pid 1472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1468] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1476] <... futex resumed>) = 0 [pid 1475] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1472] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1468] <... futex resumed>) = 0 [pid 1476] sendfile(-1, -1, [3 [pid 1474] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1476] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1474] <... futex resumed>) = 0 [pid 1476] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1474] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1478 attached [pid 1476] <... futex resumed>) = 0 [pid 1474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1478] set_robust_list(0x5555656516a0, 24 [pid 1476] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1474] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] <... set_robust_list resumed>) = 0 [pid 1476] <... clone3 resumed>) = 1479 [pid 1474] <... futex resumed>) = 0 [pid 1468] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1472] <... connect resumed>) = -1 EEXIST (File exists) [pid 1475] <... futex resumed>) = 1 [pid 1473] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1477 attached [pid 1478] rt_sigprocmask(SIG_SETMASK, [] [pid 1476] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1474] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1473] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1476] <... futex resumed>) = 0 [pid 1475] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1473] <... futex resumed>) = 0 [pid 1472] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1476] ioctl(3, PPPIOCSFLAGS, 0 [pid 1475] <... socket resumed>) = 4 [pid 1474] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1473] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1478] <... prctl resumed>) = 0 [pid 1476] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1474] <... futex resumed>) = 0 [pid 1472] <... futex resumed>) = 1 [pid 1468] <... futex resumed>) = 0 [pid 1478] setpgid(0, 0 [pid 1476] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1474] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1478] <... setpgid resumed>) = 0 [pid 1476] <... futex resumed>) = 0 [pid 1474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1476] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1474] exit_group(0 [pid 1468] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] <... openat resumed>) = 3 [pid 1477] set_robust_list(0x7ff80b98e9a0, 24 [pid 1476] <... futex resumed>) = ? [pid 1475] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1474] <... exit_group resumed>) = ? [pid 1472] sendfile(-1, -1, [3 [pid 1478] write(3, "1000", 4 [pid 1477] <... set_robust_list resumed>) = 0 [pid 1476] +++ exited with 0 +++ [pid 1475] <... futex resumed>) = 1 [pid 1474] +++ exited with 0 +++ [pid 1473] <... futex resumed>) = 0 [pid 1472] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1468] <... futex resumed>) = 0 [pid 1478] <... write resumed>) = 4 [pid 1475] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1473] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1472] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1468] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1478] close(3 [pid 1475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1473] <... futex resumed>) = 0 [pid 1472] <... futex resumed>) = 0 [pid 1468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1478] <... close resumed>) = 0 [pid 1475] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1473] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1472] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1468] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] write(1, "executing program\n", 18 [pid 1475] <... connect resumed>) = -1 EEXIST (File exists) [pid 1472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1475] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1472] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1468] <... futex resumed>) = 0 [pid 1478] <... write resumed>) = 18 [pid 1477] rt_sigprocmask(SIG_SETMASK, [] [pid 1475] <... futex resumed>) = 1 [pid 1473] <... futex resumed>) = 0 [pid 1478] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1473] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] <... futex resumed>) = 0 [pid 1473] <... futex resumed>) = 0 [pid 1478] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1473] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1478] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1475] sendfile(-1, -1, [3 [pid 1472] <... clone3 resumed>) = 1480 [pid 1468] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1478] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1475] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1478] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1475] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1472] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1475] <... futex resumed>) = 1 [pid 1473] <... futex resumed>) = 0 [pid 1472] <... futex resumed>) = 0 [pid 1478] <... mmap resumed>) = 0x7ff80b96e000 [pid 1475] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1473] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1472] ioctl(3, PPPIOCSFLAGS, 0 [pid 1468] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1473] <... futex resumed>) = 0 [pid 1472] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1468] <... futex resumed>) = 0 [pid 1478] <... mprotect resumed>) = 0 [pid 1477] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1475] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1473] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1472] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1468] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1478] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1481]}, 88) = 1481 [pid 1478] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1478] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1475] <... clone3 resumed>) = 1482 [pid 1472] <... futex resumed>) = 0 [pid 1468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1478] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1475] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1481 attached [pid 1468] exit_group(0 [pid 1475] <... futex resumed>) = 1 [pid 1475] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1468] <... exit_group resumed>) = ? [pid 1472] +++ exited with 0 +++ [pid 1473] <... futex resumed>) = 0 [pid 1473] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1473] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1481] set_robust_list(0x7ff80b98e9a0, 24 [pid 1468] +++ exited with 0 +++ [pid 1475] <... futex resumed>) = 0 [pid 1475] ioctl(3, PPPIOCSFLAGS, 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1481] <... set_robust_list resumed>) = 0 [pid 1475] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1475] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1475] <... futex resumed>) = 1 [pid 1473] <... futex resumed>) = 0 [pid 1475] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1481] rt_sigprocmask(SIG_SETMASK, [] [pid 1473] exit_group(0 [pid 1481] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1475] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 1473] <... exit_group resumed>) = ? [pid 1481] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1475] +++ exited with 0 +++ [pid 1481] <... socket resumed>) = 3 [pid 1481] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] <... futex resumed>) = 0 [pid 1478] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1478] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1473] +++ exited with 0 +++ [pid 1481] <... futex resumed>) = 1 [pid 1481] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1481] <... socket resumed>) = 4 [pid 1481] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] <... futex resumed>) = 0 [pid 1478] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1478] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1477] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1481] <... futex resumed>) = 1 [pid 1481] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1477] <... socket resumed>) = 3 [pid 1481] <... connect resumed>) = -1 EEXIST (File exists) [pid 1481] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1477] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] <... futex resumed>) = 0 [pid 1478] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1478] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1481] <... futex resumed>) = 1 [pid 1481] sendfile(-1, -1, [3 [pid 1467] <... futex resumed>) = 0 [pid 1481] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1467] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1481] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1467] <... futex resumed>) = 0 [pid 1478] <... futex resumed>) = 0 [pid 1478] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1467] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1478] <... futex resumed>) = 0 [pid 1478] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1481] <... futex resumed>) = 1 [pid 1477] <... futex resumed>) = 1 [pid 1481] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1477] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1477] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1467] <... futex resumed>) = 0 [pid 1477] <... futex resumed>) = 1 [pid 1467] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1467] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1477] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1481] <... clone3 resumed>) = 1483 [pid 1477] <... connect resumed>) = -1 EEXIST (File exists) [pid 1481] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1477] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] <... futex resumed>) = 0 [pid 1478] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1477] <... futex resumed>) = 1 [pid 1467] <... futex resumed>) = 0 [pid 1478] <... futex resumed>) = 0 [pid 1467] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1477] sendfile(-1, -1, [3 [pid 1467] <... futex resumed>) = 0 [pid 1481] <... futex resumed>) = 1 [pid 1467] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1477] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1481] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1481] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] <... futex resumed>) = 0 [pid 1477] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1478] exit_group(0) = ? [pid 1481] <... futex resumed>) = ? [pid 1467] <... futex resumed>) = 0 [pid 1477] <... futex resumed>) = 1 [pid 1467] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1481] +++ exited with 0 +++ [pid 1478] +++ exited with 0 +++ [pid 1477] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1467] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1467] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1477] <... clone3 resumed>) = 1484 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1477] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1477] <... futex resumed>) = 1 [pid 1467] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1485 attached [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1485 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1477] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1467] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1477] <... futex resumed>) = 0 [pid 1467] <... futex resumed>) = 1 [pid 1477] ioctl(3, PPPIOCSFLAGS, 0 [pid 1467] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1477] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1477] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1467] <... futex resumed>) = 0 [pid 1477] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1467] exit_group(0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1486 [pid 1477] <... futex resumed>) = ? [pid 1467] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1487 attached [pid 1485] set_robust_list(0x5555656516a0, 24 [pid 1477] +++ exited with 0 +++ [pid 1467] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1487 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1486 attached [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1486] set_robust_list(0x5555656516a0, 24) = 0 [pid 1486] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1486] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1487] set_robust_list(0x5555656516a0, 24 [pid 1485] <... set_robust_list resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1486] <... prctl resumed>) = 0 [pid 1486] setpgid(0, 0) = 0 [pid 1486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1485] rt_sigprocmask(SIG_SETMASK, [] [pid 1487] <... set_robust_list resumed>) = 0 [pid 1486] <... openat resumed>) = 3 [pid 1486] write(3, "1000", 4) = 4 [pid 1486] close(3) = 0 [pid 1486] write(1, "executing program\n", 18) = 18 executing program [pid 1486] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1486] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1486] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1486] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1486] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1486] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1489]}, 88) = 1489 [pid 1485] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1488 [pid 1487] rt_sigprocmask(SIG_SETMASK, [] [pid 1486] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1486] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1486] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1486] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1488 attached [pid 1488] set_robust_list(0x5555656516a0, 24 [pid 1485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1488] <... set_robust_list resumed>) = 0 [pid 1488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1488] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 1489 attached [pid 1487] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1485] <... prctl resumed>) = 0 [pid 1488] <... setpgid resumed>) = 0 [pid 1488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1485] setpgid(0, 0) = 0 [pid 1488] <... openat resumed>) = 3 [pid 1488] write(3, "1000", 4 executing program [pid 1485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1488] <... write resumed>) = 4 [pid 1488] close(3) = 0 [pid 1488] write(1, "executing program\n", 18) = 18 [pid 1485] <... openat resumed>) = 3 [pid 1488] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1488] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1485] write(3, "1000", 4 [pid 1488] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1488] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1485] <... write resumed>) = 4 [pid 1488] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1489] set_robust_list(0x7ff80b98e9a0, 24 [pid 1487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1485] close(3 [pid 1488] <... mprotect resumed>) = 0 [pid 1488] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1485] <... close resumed>) = 0 [pid 1488] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1490]}, 88) = 1490 [pid 1489] <... set_robust_list resumed>) = 0 [pid 1487] <... prctl resumed>) = 0 [pid 1485] write(1, "executing program\n", 18 [pid 1488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1488] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1488] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 1485] <... write resumed>) = 18 [pid 300] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1490 attached [pid 1485] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1490] set_robust_list(0x7ff80b98e9a0, 24 [pid 1485] <... futex resumed>) = 0 [pid 1487] setpgid(0, 0 [pid 1485] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1490] <... set_robust_list resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1485] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1487] <... setpgid resumed>) = 0 [pid 1485] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1485] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1485] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1491 [pid 1485] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1490] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1487] <... openat resumed>) = 3 [pid 1485] <... mprotect resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1485] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1487] write(3, "1000", 4 [pid 1485] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1487] <... write resumed>) = 4 [pid 1490] <... socket resumed>) = 3 [pid 1490] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1487] close(3 [pid 1485] <... clone3 resumed> => {parent_tid=[1492]}, 88) = 1492 [pid 1488] <... futex resumed>) = 0 [pid 1485] rt_sigprocmask(SIG_SETMASK, [] [pid 1487] <... close resumed>) = 0 [pid 1485] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1488] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1487] write(1, "executing program\n", 18 [pid 1485] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1488] <... futex resumed>) = 0 [pid 1487] <... write resumed>) = 18 executing program [pid 1485] <... futex resumed>) = 0 [pid 1488] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1485] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1487] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1490] <... futex resumed>) = 1 [pid 1490] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IPci2-android-5-10/strace-static-x86_64: Process 1491 attached ) = 4 [pid 1489] rt_sigprocmask(SIG_SETMASK, [] [pid 1487] <... futex resumed>) = 0 [pid 1490] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1488] <... futex resumed>) = 0 [pid 1488] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1488] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1490] <... futex resumed>) = 1 [pid 1489] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1487] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1490] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1490] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1488] <... futex resumed>) = 0 [pid 1487] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1487] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1489] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1488] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1488] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1487] <... mmap resumed>) = 0x7ff80b96e000 [pid 1489] <... socket resumed>) = 3 [pid 1487] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1490] <... futex resumed>) = 1 [pid 1487] <... mprotect resumed>) = 0 [pid 1490] sendfile(-1, -1, [3ci2-android-5-10/strace-static-x86_64: Process 1492 attached [pid 1487] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1490] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1487] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1490] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1487] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1488] <... futex resumed>) = 0 [pid 1488] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1488] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1487] <... clone3 resumed> => {parent_tid=[1493]}, 88) = 1493 [pid 1487] rt_sigprocmask(SIG_SETMASK, [] [pid 1490] <... futex resumed>) = 1 [pid 1487] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1490] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1487] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1487] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1489] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1491] set_robust_list(0x5555656516a0, 24 [pid 1486] <... futex resumed>) = 0 [pid 1489] <... futex resumed>) = 1 [pid 1491] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1493 attached [pid 1486] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1489] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1493] set_robust_list(0x7ff80b98e9a0, 24 [pid 1491] rt_sigprocmask(SIG_SETMASK, [] [pid 1486] <... futex resumed>) = 0 [pid 1490] <... clone3 resumed>) = 1494 [pid 1490] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1488] <... futex resumed>) = 0 [pid 1488] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1488] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1490] <... futex resumed>) = 1 [pid 1486] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1490] ioctl(3, PPPIOCSFLAGS, 0 [pid 1489] <... socket resumed>) = 4 [pid 1490] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1490] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1488] <... futex resumed>) = 0 [pid 1489] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1488] exit_group(0 [pid 1491] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1493] <... set_robust_list resumed>) = 0 [pid 1488] <... exit_group resumed>) = ? [pid 1490] <... futex resumed>) = ? [pid 1489] <... futex resumed>) = 1 [pid 1486] <... futex resumed>) = 0 [pid 1486] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1489] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1486] <... futex resumed>) = 0 [pid 1489] <... connect resumed>) = -1 EEXIST (File exists) [pid 1486] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1489] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1486] <... futex resumed>) = 0 [pid 1491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1489] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1486] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1493] rt_sigprocmask(SIG_SETMASK, [] [pid 1491] <... prctl resumed>) = 0 [pid 1490] +++ exited with 0 +++ [pid 1489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1488] +++ exited with 0 +++ [pid 1486] <... futex resumed>) = 0 [pid 1486] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1489] sendfile(-1, -1, [3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1489] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1492] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1492] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1493] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1491] setpgid(0, 0 [pid 1489] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1492] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1485] <... futex resumed>) = 0 [pid 1489] <... futex resumed>) = 1 [pid 1486] <... futex resumed>) = 0 [pid 1485] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1489] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1486] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1485] <... futex resumed>) = 0 [pid 1486] <... futex resumed>) = 0 [pid 1492] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1492] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1492] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1489] <... clone3 resumed>) = 1495 [pid 1485] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1486] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1485] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1489] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1485] <... futex resumed>) = 1 [pid 1492] <... futex resumed>) = 0 [pid 1485] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1486] <... futex resumed>) = 0 [pid 1491] <... setpgid resumed>) = 0 [pid 1489] <... futex resumed>) = 1 [pid 1486] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1492] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1489] ioctl(3, PPPIOCSFLAGS, 0 [pid 1486] <... futex resumed>) = 0 [pid 1491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1486] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1489] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1492] <... connect resumed>) = -1 EEXIST (File exists) [pid 1491] <... openat resumed>) = 3 [pid 1489] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1492] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1492] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1493] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1485] <... futex resumed>) = 0 [pid 1486] <... futex resumed>) = 0 [pid 1485] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1491] write(3, "1000", 4 [pid 1489] <... futex resumed>) = 1 [pid 1486] exit_group(0 [pid 1492] <... futex resumed>) = 0 [pid 1485] <... futex resumed>) = 1 [pid 1489] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1492] sendfile(-1, -1, [3 [pid 1491] <... write resumed>) = 4 [pid 1486] <... exit_group resumed>) = ? [pid 1485] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1492] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1489] +++ exited with 0 +++ [pid 1493] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1493] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1491] close(3 [pid 1486] +++ exited with 0 +++ [pid 1487] <... futex resumed>) = 0 [pid 1491] <... close resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1487] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1492] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1493] <... futex resumed>) = 0 [pid 1492] <... futex resumed>) = 1 [pid 1487] <... futex resumed>) = 1 [pid 1485] <... futex resumed>) = 0 [pid 1493] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1492] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1487] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1485] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1493] <... socket resumed>) = 4 [pid 1492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1485] <... futex resumed>) = 0 [pid 1493] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1492] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1485] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1493] <... futex resumed>) = 1 [pid 1487] <... futex resumed>) = 0 [pid 1491] write(1, "executing program\n", 18) = 18 [pid 1491] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1491] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1491] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1492] <... clone3 resumed>) = 1496 [pid 1487] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 1492] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1487] <... futex resumed>) = 0 [pid 1485] <... futex resumed>) = 0 [pid 1492] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1487] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1485] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1493] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1485] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1493] <... connect resumed>) = -1 EEXIST (File exists) [pid 1492] ioctl(3, PPPIOCSFLAGS, 0 [pid 1485] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1493] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1492] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1493] <... futex resumed>) = 1 [pid 1492] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1487] <... futex resumed>) = 0 [pid 1491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1491] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1492] <... futex resumed>) = 1 [pid 1493] sendfile(-1, -1, [3 executing program [pid 1491] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1487] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1485] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1497 attached [pid 1493] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1492] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1491] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1487] <... futex resumed>) = 0 [pid 1493] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1485] exit_group(0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1497 [pid 1487] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1497] set_robust_list(0x5555656516a0, 24 [pid 1493] <... futex resumed>) = 0 [pid 1491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1485] <... exit_group resumed>) = ? [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1497] <... set_robust_list resumed>) = 0 [pid 1493] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1492] <... futex resumed>) = ? [pid 1493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1487] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1497] rt_sigprocmask(SIG_SETMASK, [] [pid 1493] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1492] +++ exited with 0 +++ [pid 1487] <... futex resumed>) = 0 [pid 1485] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1498 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1497] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1493] <... clone3 resumed>) = 1499 [pid 1491] <... clone3 resumed> => {parent_tid=[1498]}, 88) = 1498 [pid 1487] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1498] set_robust_list(0x7ff80b98e9a0, 24 [pid 1493] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1491] rt_sigprocmask(SIG_SETMASK, [] [pid 1487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1498] <... set_robust_list resumed>) = 0 [pid 1493] <... futex resumed>) = 0 [pid 1491] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1498] rt_sigprocmask(SIG_SETMASK, [] [pid 1493] ioctl(3, PPPIOCSFLAGS, 0 [pid 1491] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1487] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1498] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1493] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1491] <... futex resumed>) = 0 [pid 1487] <... futex resumed>) = 0 [pid 1493] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1491] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1487] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... restart_syscall resumed>) = 0 [pid 1498] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1493] <... futex resumed>) = 0 [pid 1487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1493] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1498] <... socket resumed>) = 3 [pid 1487] exit_group(0 executing program [pid 1497] setpgid(0, 0 [pid 1487] <... exit_group resumed>) = ? [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1493] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1497] <... setpgid resumed>) = 0 [pid 1497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1497] write(3, "1000", 4 [pid 1493] +++ exited with 0 +++ [pid 1487] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1497] <... write resumed>) = 4 [pid 1497] close(3) = 0 [pid 1497] write(1, "executing program\n", 18) = 18 [pid 1497] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1500 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1497] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1497] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1497] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1497] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1497] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1498] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1497] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 1500 attached , [], 8) = 0 [pid 1497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1491] <... futex resumed>) = 0 [pid 1491] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1497] <... clone3 resumed> => {parent_tid=[1501]}, 88) = 1501 [pid 1491] <... futex resumed>) = 0 [pid 1497] rt_sigprocmask(SIG_SETMASK, [] [pid 1491] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1497] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1497] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1497] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1501 attached [pid 1500] set_robust_list(0x5555656516a0, 24 [pid 1498] <... futex resumed>) = 1 [pid 1501] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1501] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1501] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1497] <... futex resumed>) = 0 [pid 1497] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1497] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1501] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 302] <... restart_syscall resumed>) = 0 [pid 1500] <... set_robust_list resumed>) = 0 [pid 1498] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1500] rt_sigprocmask(SIG_SETMASK, [] [pid 1498] <... socket resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1502 attached [pid 1500] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1498] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1502 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1498] <... futex resumed>) = 1 [pid 1491] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1491] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1500] <... prctl resumed>) = 0 [pid 1498] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1491] <... futex resumed>) = 0 [pid 1501] <... socket resumed>) = 4 [pid 1491] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1498] <... connect resumed>) = -1 EEXIST (File exists) [pid 1500] setpgid(0, 0 [pid 1501] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1497] <... futex resumed>) = 0 [pid 1501] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1497] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1500] <... setpgid resumed>) = 0 [pid 1498] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1501] <... connect resumed>) = -1 EEXIST (File exists) [pid 1497] <... futex resumed>) = 0 [pid 1501] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1497] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1501] <... futex resumed>) = 0 [pid 1497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1501] sendfile(-1, -1, [3 [pid 1497] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1501] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1497] <... futex resumed>) = 0 [pid 1501] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1497] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1498] <... futex resumed>) = 1 [pid 1491] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1501] <... futex resumed>) = 0 [pid 1497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1501] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1497] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1502] set_robust_list(0x5555656516a0, 24 [pid 1501] <... clone3 resumed>) = 1503 [pid 1500] <... openat resumed>) = 3 [pid 1498] sendfile(-1, -1, [3 [pid 1497] <... futex resumed>) = 0 [pid 1491] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1501] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1497] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1501] <... futex resumed>) = 0 [pid 1497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1501] ioctl(3, PPPIOCSFLAGS, 0 [pid 1497] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1501] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1497] <... futex resumed>) = 0 [pid 1501] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1497] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1501] <... futex resumed>) = 0 [pid 1497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1502] <... set_robust_list resumed>) = 0 [pid 1501] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1500] write(3, "1000", 4 [pid 1498] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1497] exit_group(0 [pid 1491] <... futex resumed>) = 0 [pid 1501] <... futex resumed>) = ? [pid 1497] <... exit_group resumed>) = ? [pid 1502] rt_sigprocmask(SIG_SETMASK, [] [pid 1501] +++ exited with 0 +++ [pid 1500] <... write resumed>) = 4 [pid 1498] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1497] +++ exited with 0 +++ [pid 1491] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1502] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1502] setpgid(0, 0) = 0 [pid 1502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1500] close(3 [pid 1498] <... futex resumed>) = 0 [pid 1491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1502] write(3, "1000", 4) = 4 [pid 1502] close(3) = 0 [pid 1502] write(1, "executing program\n", 18) = 18 executing program [pid 1502] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1502] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1502] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1502] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1502] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1502] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1500] <... close resumed>) = 0 [pid 1498] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1491] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 1504 attached [pid 1502] <... clone3 resumed> => {parent_tid=[1504]}, 88) = 1504 [pid 1502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1502] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1502] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1500] write(1, "executing program\n", 18) = 18 [pid 1500] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1500] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1491] <... futex resumed>) = 0 [pid 1500] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1500] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1491] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1500] <... mmap resumed>) = 0x7ff80b96e000 [pid 1498] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1504] set_robust_list(0x7ff80b98e9a0, 24 [pid 1500] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1505 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1500] <... mprotect resumed>) = 0 [pid 1500] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1500] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1506]}, 88) = 1506 [pid 1500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1498] <... clone3 resumed>) = 1507 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1500] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1500] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1505 attached [pid 1505] set_robust_list(0x5555656516a0, 24) = 0 [pid 1505] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1498] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1505] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1498] <... futex resumed>) = 1 [pid 1491] <... futex resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1508 [pid 1505] <... prctl resumed>) = 0 [pid 1505] setpgid(0, 0) = 0 [pid 1505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1505] write(3, "1000", 4) = 4 [pid 1505] close(3) = 0 [pid 1505] write(1, "executing program\n", 18) = 18 executing program [pid 1491] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1505] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1498] ioctl(3, PPPIOCSFLAGS, 0 [pid 1491] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1498] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1491] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1505] <... futex resumed>) = 0 [pid 1498] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1505] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1498] <... futex resumed>) = 1 [pid 1491] <... futex resumed>) = 0 [pid 1505] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1505] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1]ci2-android-5-10/strace-static-x86_64: Process 1506 attached [pid 1504] <... set_robust_list resumed>) = 0 [pid 1498] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1491] exit_group(0 [pid 1505] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1505] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1505] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1505] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1491] <... exit_group resumed>) = ? [pid 1498] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 1504] rt_sigprocmask(SIG_SETMASK, [] [pid 1505] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1505] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1509]}, 88) = 1509 [pid 1505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1505] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1505] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1508 attached [pid 1498] +++ exited with 0 +++ [pid 1491] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1509 attached [pid 1508] set_robust_list(0x5555656516a0, 24 [pid 1506] set_robust_list(0x7ff80b98e9a0, 24 [pid 1504] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1508] <... set_robust_list resumed>) = 0 [pid 1508] rt_sigprocmask(SIG_SETMASK, [] [pid 1506] <... set_robust_list resumed>) = 0 [pid 1504] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1508] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1508] setpgid(0, 0) = 0 [pid 1508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1509] set_robust_list(0x7ff80b98e9a0, 24 [pid 1506] rt_sigprocmask(SIG_SETMASK, [] [pid 1504] <... socket resumed>) = 3 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1508] <... openat resumed>) = 3 [pid 1504] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1506] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1509] <... set_robust_list resumed>) = 0 [pid 1508] write(3, "1000", 4) = 4 [pid 1508] close(3 [pid 1509] rt_sigprocmask(SIG_SETMASK, [] [pid 1508] <... close resumed>) = 0 [pid 1506] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1504] <... futex resumed>) = 1 [pid 1502] <... futex resumed>) = 0 [pid 1508] write(1, "executing program\n", 18) = 18 executing program [pid 1508] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1508] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1508] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1504] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1502] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1509] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1506] <... socket resumed>) = 3 [pid 1508] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1508] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1508] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1508] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1502] <... futex resumed>) = 0 [pid 1509] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1506] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1504] <... socket resumed>) = 4 [pid 1502] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1508] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1506] <... futex resumed>) = 1 [pid 1504] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1500] <... futex resumed>) = 0 [pid 1502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1508] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1506] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1504] <... futex resumed>) = 0 [pid 1502] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1500] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1506] <... socket resumed>) = 4 [pid 1504] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1502] <... futex resumed>) = 0 [pid 1500] <... futex resumed>) = 0 [pid 1508] <... clone3 resumed> => {parent_tid=[1510]}, 88) = 1510 [pid 1506] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1504] <... connect resumed>) = -1 EEXIST (File exists) [pid 1502] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1500] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1508] rt_sigprocmask(SIG_SETMASK, [] [pid 1506] <... futex resumed>) = 0 [pid 1504] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1508] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1506] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1504] <... futex resumed>) = 0 [pid 1502] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1500] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1508] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1504] sendfile(-1, -1, [3 [pid 1502] <... futex resumed>) = 0 [pid 1500] <... futex resumed>) = 0 [pid 1508] <... futex resumed>) = 0 [pid 1504] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1502] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1500] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1506] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1508] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1504] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1506] <... connect resumed>) = -1 EEXIST (File exists) [pid 1504] <... futex resumed>) = 0 [pid 1506] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1504] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1502] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1510 attached [pid 1510] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1504] <... clone3 resumed>) = 1511 [pid 1506] <... futex resumed>) = 1 [pid 1502] <... futex resumed>) = 0 [pid 1500] <... futex resumed>) = 0 [pid 1504] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1500] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1502] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1506] sendfile(-1, -1, [3 [pid 1504] <... futex resumed>) = 0 [pid 1502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1500] <... futex resumed>) = 0 [pid 1506] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1504] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1502] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1500] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1506] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1504] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1502] <... futex resumed>) = 0 [pid 1500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1506] <... futex resumed>) = 0 [pid 1504] ioctl(3, PPPIOCSFLAGS, 0 [pid 1502] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1500] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1506] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1504] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1500] <... futex resumed>) = 0 [pid 1500] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1510] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1504] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1506] <... clone3 resumed>) = 1512 [pid 1504] <... futex resumed>) = 1 [pid 1502] <... futex resumed>) = 0 [pid 1504] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1510] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1502] exit_group(0 [pid 1508] <... futex resumed>) = 0 [pid 1502] <... exit_group resumed>) = ? [pid 1504] <... futex resumed>) = ? [pid 1508] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1506] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 [pid 1508] <... futex resumed>) = 0 [pid 1508] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1510] <... futex resumed>) = 1 [pid 1510] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1510] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1508] <... futex resumed>) = 0 [pid 1508] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1504] +++ exited with 0 +++ [pid 1502] +++ exited with 0 +++ [pid 1506] <... futex resumed>) = 1 [pid 1500] <... futex resumed>) = 0 [pid 1508] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1506] ioctl(3, PPPIOCSFLAGS, 0 [pid 1500] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1506] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1500] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1506] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1500] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1506] <... futex resumed>) = 0 [pid 1500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1506] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1510] <... futex resumed>) = 1 [pid 1500] exit_group(0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1506] <... futex resumed>) = ? [pid 1500] <... exit_group resumed>) = ? [pid 1510] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1510] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1508] <... futex resumed>) = 0 [pid 1508] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1513 [pid 1508] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1510] <... futex resumed>) = 1 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1510] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1510] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1508] <... futex resumed>) = 0 [pid 1510] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1508] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1513 attached [pid 1510] <... clone3 resumed>) = 1514 [pid 1509] <... socket resumed>) = 3 [pid 1508] <... futex resumed>) = 0 [pid 1506] +++ exited with 0 +++ [pid 1500] +++ exited with 0 +++ [pid 1508] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1510] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1508] <... futex resumed>) = 0 [pid 1510] <... futex resumed>) = 1 [pid 1508] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1510] ioctl(3, PPPIOCSFLAGS, 0 [pid 1508] <... futex resumed>) = 0 [pid 1510] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1508] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1510] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1508] <... futex resumed>) = 0 [pid 1510] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1509] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1508] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1513] set_robust_list(0x5555656516a0, 24 [pid 1510] <... futex resumed>) = ? [pid 1508] <... exit_group resumed>) = ? [pid 1513] <... set_robust_list resumed>) = 0 [pid 1510] +++ exited with 0 +++ [pid 1509] <... futex resumed>) = 1 [pid 1508] +++ exited with 0 +++ [pid 1505] <... futex resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1505] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1505] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1513] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1509] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1513] <... prctl resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1513] setpgid(0, 0) = 0 [pid 1513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1509] <... socket resumed>) = 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1513] write(3, "1000", 4 [pid 1509] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1513] <... write resumed>) = 4 [pid 1513] close(3 [pid 1509] <... futex resumed>) = 1 [pid 1505] <... futex resumed>) = 0 [pid 1513] <... close resumed>) = 0 [pid 1509] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1505] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1513] write(1, "executing program\n", 18 [pid 1509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1505] <... futex resumed>) = 0 [pid 1513] <... write resumed>) = 18 executing program [pid 1509] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1505] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1513] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1509] <... connect resumed>) = -1 EEXIST (File exists) [pid 1513] <... futex resumed>) = 0 [pid 1509] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1513] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1509] <... futex resumed>) = 1 [pid 1505] <... futex resumed>) = 0 [pid 1513] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1509] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1505] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1513] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1505] <... futex resumed>) = 0 [pid 1513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1509] sendfile(-1, -1, [3 [pid 1505] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1513] <... mmap resumed>) = 0x7ff80b96e000 [pid 1509] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1513] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1509] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1513] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1509] <... futex resumed>) = 1 [pid 1505] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1513] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1509] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1505] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1513] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1505] <... futex resumed>) = 0 [pid 1509] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1505] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1513] <... clone3 resumed> => {parent_tid=[1515]}, 88) = 1515 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1513] rt_sigprocmask(SIG_SETMASK, [] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1515 attached ci2-android-5-10/strace-static-x86_64: Process 1517 attached [pid 1513] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1509] <... clone3 resumed>) = 1516 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1513] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1517 [pid 1513] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1513] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1509] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1515] set_robust_list(0x7ff80b98e9a0, 24 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1517] set_robust_list(0x5555656516a0, 24 [pid 1515] <... set_robust_list resumed>) = 0 [pid 1509] <... futex resumed>) = 1 [pid 1505] <... futex resumed>) = 0 [pid 1505] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1518 [pid 1509] ioctl(3, PPPIOCSFLAGS, 0 [pid 1505] <... futex resumed>) = 0 [pid 1515] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1517] <... set_robust_list resumed>) = 0 [pid 1505] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1518 attached [pid 1509] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1518] set_robust_list(0x5555656516a0, 24 [pid 1509] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1518] <... set_robust_list resumed>) = 0 [pid 1509] <... futex resumed>) = 1 [pid 1505] <... futex resumed>) = 0 [pid 1505] exit_group(0) = ? [pid 1518] rt_sigprocmask(SIG_SETMASK, [] [pid 1515] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1517] rt_sigprocmask(SIG_SETMASK, [] [pid 1518] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1518] setpgid(0, 0) = 0 [pid 1518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1517] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1515] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1509] +++ exited with 0 +++ [pid 1505] +++ exited with 0 +++ [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1518] <... openat resumed>) = 3 [pid 1518] write(3, "1000", 4) = 4 [pid 1518] close(3) = 0 [pid 1518] write(1, "executing program\n", 18 [pid 1515] <... socket resumed>) = 3 [pid 1517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1518] <... write resumed>) = 18 [pid 1518] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1518] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1518] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1518] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1515] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1518] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1515] <... futex resumed>) = 1 [pid 1513] <... futex resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1519 [pid 1513] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1515] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1513] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1518] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1518] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1520]}, 88) = 1520 [pid 1518] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1518] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1515] <... socket resumed>) = 4 [pid 1518] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1519 attached [pid 1519] set_robust_list(0x5555656516a0, 24 [pid 1517] <... prctl resumed>) = 0 [pid 1515] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1519] <... set_robust_list resumed>) = 0 [pid 1515] <... futex resumed>) = 1 [pid 1513] <... futex resumed>) = 0 [pid 1515] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1513] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1513] <... futex resumed>) = 0 [pid 1513] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1515] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1519] rt_sigprocmask(SIG_SETMASK, [] [pid 1515] <... connect resumed>) = -1 EEXIST (File exists) [pid 1519] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1515] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1513] <... futex resumed>) = 0 [pid 1515] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1513] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1513] <... futex resumed>) = 0 [pid 1515] sendfile(-1, -1, [3 [pid 1513] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1515] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1515] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1519] <... prctl resumed>) = 0 [pid 1517] setpgid(0, 0 [pid 1515] <... futex resumed>) = 1 [pid 1513] <... futex resumed>) = 0 [pid 1517] <... setpgid resumed>) = 0 [pid 1515] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1513] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1513] <... futex resumed>) = 0 [pid 1517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1515] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1513] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1519] setpgid(0, 0 [pid 1517] <... openat resumed>) = 3 [pid 1515] <... clone3 resumed>) = 1521 [pid 1519] <... setpgid resumed>) = 0 [pid 1519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1517] write(3, "1000", 4 [pid 1515] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1513] <... futex resumed>) = 0 [pid 1517] <... write resumed>) = 4 [pid 1515] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1513] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1517] close(3 [pid 1515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1513] <... futex resumed>) = 0 [pid 1517] <... close resumed>) = 0 [pid 1515] ioctl(3, PPPIOCSFLAGS, 0 [pid 1513] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1517] write(1, "executing program\n", 18 [pid 1515] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1519] <... openat resumed>) = 3 [pid 1517] <... write resumed>) = 18 executing program [pid 1515] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1520 attached [pid 1517] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1515] <... futex resumed>) = 1 [pid 1513] <... futex resumed>) = 0 [pid 1519] write(3, "1000", 4 [pid 1517] <... futex resumed>) = 0 [pid 1515] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1513] exit_group(0 [pid 1520] set_robust_list(0x7ff80b98e9a0, 24 [pid 1519] <... write resumed>) = 4 [pid 1513] <... exit_group resumed>) = ? [pid 1520] <... set_robust_list resumed>) = 0 [pid 1519] close(3 [pid 1517] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1515] <... futex resumed>) = ? [pid 1519] <... close resumed>) = 0 [pid 1517] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1519] write(1, "executing program\n", 18) = 18 [pid 1519] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1519] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1515] +++ exited with 0 +++ [pid 1513] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 executing program [pid 1519] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1517] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1519] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1517] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1517] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1519] <... mmap resumed>) = 0x7ff80b96e000 [pid 1517] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1517] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1517] <... mprotect resumed>) = 0 [pid 1519] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1517] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1517] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1517] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1519] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1522 [pid 1517] <... clone3 resumed> => {parent_tid=[1523]}, 88) = 1523 [pid 1519] <... clone3 resumed> => {parent_tid=[1524]}, 88) = 1524 [pid 1517] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1517] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1519] rt_sigprocmask(SIG_SETMASK, [] [pid 1517] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1517] <... futex resumed>) = 0 [pid 1519] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1517] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1519] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1519] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1522 attached [pid 1522] set_robust_list(0x5555656516a0, 24) = 0 [pid 1522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1522] setpgid(0, 0) = 0 ci2-android-5-10/strace-static-x86_64: Process 1523 attached [pid 1522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1520] rt_sigprocmask(SIG_SETMASK, [] [pid 1522] <... openat resumed>) = 3 [pid 1520] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1522] write(3, "1000", 4) = 4 [pid 1522] close(3) = 0 [pid 1523] set_robust_list(0x7ff80b98e9a0, 24 [pid 1522] write(1, "executing program\n", 18 [pid 1520] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 300] <... restart_syscall resumed>) = 0 [pid 1522] <... write resumed>) = 18 executing program [pid 1522] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1522] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1524 attached [pid 1522] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1524] set_robust_list(0x7ff80b98e9a0, 24 [pid 1522] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1522] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1524] <... set_robust_list resumed>) = 0 [pid 1522] <... mprotect resumed>) = 0 [pid 1524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1520] <... socket resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1522] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1524] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1522] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1524] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1519] <... futex resumed>) = 0 [pid 1519] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1519] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1524] <... futex resumed>) = 1 ci2-android-5-10/strace-static-x86_64: Process 1525 attached [pid 1523] <... set_robust_list resumed>) = 0 [pid 1520] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1525 [pid 1524] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1522] <... clone3 resumed> => {parent_tid=[1526]}, 88) = 1526 [pid 1522] rt_sigprocmask(SIG_SETMASK, [] [pid 1523] rt_sigprocmask(SIG_SETMASK, [] [pid 1520] <... futex resumed>) = 1 [pid 1518] <... futex resumed>) = 0 [pid 1525] set_robust_list(0x5555656516a0, 24 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1518] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1518] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1524] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1522] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1524] <... futex resumed>) = 1 [pid 1522] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1519] <... futex resumed>) = 0 [pid 1524] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1522] <... futex resumed>) = 0 [pid 1520] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1519] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1525] <... set_robust_list resumed>) = 0 [pid 1524] <... connect resumed>) = -1 EEXIST (File exists) [pid 1523] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1522] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1519] <... futex resumed>) = 0 [pid 1524] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1519] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1524] <... futex resumed>) = 0 [pid 1519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1524] sendfile(-1, -1, [3 [pid 1519] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1524] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1519] <... futex resumed>) = 0 [pid 1524] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1519] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1524] <... futex resumed>) = 0 [pid 1519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1524] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1519] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1525] rt_sigprocmask(SIG_SETMASK, [] [pid 1524] <... clone3 resumed>) = 1527 [pid 1523] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1520] <... socket resumed>) = 4 [pid 1519] <... futex resumed>) = 0 [pid 1524] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1520] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1519] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1524] <... futex resumed>) = 0 [pid 1519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1524] ioctl(3, PPPIOCSFLAGS, 0 [pid 1519] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1524] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1519] <... futex resumed>) = 0 [pid 1524] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1519] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1524] <... futex resumed>) = 0 [pid 1519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1524] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1519] exit_group(0 [pid 1524] <... futex resumed>) = ? [pid 1520] <... futex resumed>) = 1 [pid 1519] <... exit_group resumed>) = ? [pid 1518] <... futex resumed>) = 0 [pid 1525] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1524] +++ exited with 0 +++ [pid 1523] <... socket resumed>) = 3 [pid 1520] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1519] +++ exited with 0 +++ [pid 1518] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1518] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1520] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1518] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1520] <... connect resumed>) = -1 EEXIST (File exists) [pid 1520] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1526 attached ) = 1 [pid 1518] <... futex resumed>) = 0 [pid 1523] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1520] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1518] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1517] <... futex resumed>) = 0 [pid 1518] <... futex resumed>) = 0 [pid 1523] <... futex resumed>) = 1 [pid 1520] sendfile(-1, -1, [3 [pid 1523] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1520] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1518] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1517] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1520] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1517] <... futex resumed>) = 0 [pid 1523] <... socket resumed>) = 4 [pid 1520] <... futex resumed>) = 0 [pid 1518] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1517] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1523] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1520] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1518] <... futex resumed>) = 0 [pid 1517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1526] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1526] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1526] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1526] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1522] <... futex resumed>) = 0 [pid 1520] <... clone3 resumed>) = 1528 [pid 1517] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1518] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1523] <... futex resumed>) = 0 [pid 1522] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1520] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1523] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1522] <... futex resumed>) = 0 [pid 1520] <... futex resumed>) = 0 [pid 1518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1517] <... futex resumed>) = 0 [pid 1523] <... connect resumed>) = -1 EEXIST (File exists) [pid 1522] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1520] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1518] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1517] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1523] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1518] <... futex resumed>) = 0 [pid 1517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1523] <... futex resumed>) = 0 [pid 1520] ioctl(3, PPPIOCSFLAGS, 0 [pid 1518] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1517] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1523] sendfile(-1, -1, [3 [pid 1520] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1517] <... futex resumed>) = 0 [pid 1526] <... futex resumed>) = 1 [pid 1520] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1523] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1517] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1520] <... futex resumed>) = 1 [pid 1518] <... futex resumed>) = 0 [pid 1523] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1520] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1526] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1518] exit_group(0 [pid 1523] <... futex resumed>) = 1 [pid 1517] <... futex resumed>) = 0 [pid 1520] <... futex resumed>) = ? [pid 1518] <... exit_group resumed>) = ? [pid 1517] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1523] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1520] +++ exited with 0 +++ [pid 1517] <... futex resumed>) = 0 [pid 1526] <... socket resumed>) = 4 [pid 1526] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1522] <... futex resumed>) = 0 [pid 1526] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1522] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1526] <... connect resumed>) = -1 EEXIST (File exists) [pid 1522] <... futex resumed>) = 0 [pid 1518] +++ exited with 0 +++ [pid 1517] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1526] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1522] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1523] <... clone3 resumed>) = 1529 [pid 1526] <... futex resumed>) = 0 [pid 1522] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 1526] sendfile(-1, -1, [3 [pid 1522] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1526] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1523] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1522] <... futex resumed>) = 0 [pid 1526] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1522] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1526] <... futex resumed>) = 0 [pid 1523] <... futex resumed>) = 1 [pid 1522] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1517] <... futex resumed>) = 0 [pid 1526] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1523] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1522] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1526] <... clone3 resumed>) = 1530 [pid 1525] <... prctl resumed>) = 0 [pid 1523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1522] <... futex resumed>) = 0 [pid 1517] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1526] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1525] setpgid(0, 0 [pid 1523] ioctl(3, PPPIOCSFLAGS, 0 [pid 1522] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1526] <... futex resumed>) = 0 [pid 1522] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1526] ioctl(3, PPPIOCSFLAGS, 0 [pid 1522] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1526] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1522] <... futex resumed>) = 0 [pid 1526] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1522] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1526] <... futex resumed>) = 0 [pid 1522] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1526] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1525] <... setpgid resumed>) = 0 [pid 1523] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1522] exit_group(0 [pid 1517] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1526] <... futex resumed>) = ? [pid 1522] <... exit_group resumed>) = ? [pid 1525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1523] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1517] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1526] +++ exited with 0 +++ [pid 1525] <... openat resumed>) = 3 executing program [pid 1523] <... futex resumed>) = 0 [pid 1522] +++ exited with 0 +++ [pid 1525] write(3, "1000", 4 [pid 1517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1525] <... write resumed>) = 4 [pid 1525] close(3) = 0 [pid 1525] write(1, "executing program\n", 18) = 18 [pid 1523] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1517] exit_group(0 [pid 1525] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1525] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1525] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1525] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1525] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1523] <... futex resumed>) = ? [pid 1517] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1531 ci2-android-5-10/strace-static-x86_64: Process 1531 attached [pid 1523] +++ exited with 0 +++ [pid 1525] <... clone3 resumed> => {parent_tid=[1532]}, 88) = 1532 [pid 1525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1525] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1517] +++ exited with 0 +++ [pid 1525] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... restart_syscall resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1532 attached ci2-android-5-10/strace-static-x86_64: Process 1533 attached , child_tidptr=0x555565651690) = 1533 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1531] set_robust_list(0x5555656516a0, 24 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1532] set_robust_list(0x7ff80b98e9a0, 24 [pid 1531] <... set_robust_list resumed>) = 0 [pid 1531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1532] <... set_robust_list resumed>) = 0 [pid 1531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1533] set_robust_list(0x5555656516a0, 24 [pid 1531] <... prctl resumed>) = 0 [pid 1531] setpgid(0, 0) = 0 [pid 1532] rt_sigprocmask(SIG_SETMASK, [] [pid 1533] <... set_robust_list resumed>) = 0 [pid 1531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1531] <... openat resumed>) = 3 [pid 1531] write(3, "1000", 4) = 4 [pid 1531] close(3) = 0 [pid 1531] write(1, "executing program\n", 18 [pid 299] <... restart_syscall resumed>) = 0 executing program [pid 1531] <... write resumed>) = 18 [pid 1531] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1531] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1531] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1531] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1531] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1534 [pid 1532] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1531] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1535 attached [pid 1533] rt_sigprocmask(SIG_SETMASK, [] [pid 1532] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1531] <... clone3 resumed> => {parent_tid=[1535]}, 88) = 1535 [pid 1531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1531] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1531] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1534 attached [pid 1532] <... socket resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1535] set_robust_list(0x7ff80b98e9a0, 24 [pid 1533] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1532] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1534] set_robust_list(0x5555656516a0, 24) = 0 [pid 1534] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1534] setpgid(0, 0) = 0 [pid 1532] <... futex resumed>) = 1 [pid 1525] <... futex resumed>) = 0 [pid 1525] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1525] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1532] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1536 [pid 1533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1534] <... openat resumed>) = 3 [pid 1532] <... socket resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1534] write(3, "1000", 4) = 4 [pid 1534] close(3) = 0 [pid 1532] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1532] <... futex resumed>) = 1 [pid 1525] <... futex resumed>) = 0 [pid 1532] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1525] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1525] <... futex resumed>) = 0 [pid 1525] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 1532] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1534] write(1, "executing program\n", 18 [pid 1532] <... connect resumed>) = -1 EEXIST (File exists) [pid 1534] <... write resumed>) = 18 [pid 1532] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1534] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1532] <... futex resumed>) = 1 [pid 1525] <... futex resumed>) = 0 [pid 1535] <... set_robust_list resumed>) = 0 [pid 1534] <... futex resumed>) = 0 [pid 1533] <... prctl resumed>) = 0 [pid 1532] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1525] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1534] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1525] <... futex resumed>) = 0 [pid 1534] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1532] sendfile(-1, -1, [3 [pid 1525] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1535] rt_sigprocmask(SIG_SETMASK, [] [pid 1534] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1533] setpgid(0, 0 [pid 1532] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1534] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1533] <... setpgid resumed>) = 0 [pid 1532] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1532] <... futex resumed>) = 1 [pid 1525] <... futex resumed>) = 0 [pid 1534] <... mmap resumed>) = 0x7ff80b96e000 [pid 1533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1532] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1525] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1534] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1525] <... futex resumed>) = 0 [pid 1534] <... mprotect resumed>) = 0 [pid 1533] <... openat resumed>) = 3 [pid 1532] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1525] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1534] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1532] <... clone3 resumed>) = 1538 [pid 1533] write(3, "1000", 4 [pid 1534] <... clone3 resumed> => {parent_tid=[1537]}, 88) = 1537 [pid 1533] <... write resumed>) = 4 [pid 1532] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1534] rt_sigprocmask(SIG_SETMASK, [] [pid 1533] close(3 [pid 1532] <... futex resumed>) = 1 [pid 1525] <... futex resumed>) = 0 [pid 1534] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1533] <... close resumed>) = 0 [pid 1532] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1525] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1536 attached [pid 1534] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1533] write(1, "executing program\n", 18 [pid 1532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1525] <... futex resumed>) = 0 executing program [pid 1536] set_robust_list(0x5555656516a0, 24 [pid 1534] <... futex resumed>) = 0 [pid 1533] <... write resumed>) = 18 [pid 1532] ioctl(3, PPPIOCSFLAGS, 0 [pid 1525] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1536] <... set_robust_list resumed>) = 0 [pid 1534] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1532] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1536] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1532] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1533] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1536] <... prctl resumed>) = 0 [pid 1532] <... futex resumed>) = 1 [pid 1525] <... futex resumed>) = 0 [pid 1533] <... futex resumed>) = 0 [pid 1536] setpgid(0, 0 [pid 1532] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1525] exit_group(0 [pid 1536] <... setpgid resumed>) = 0 [pid 1533] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1532] <... futex resumed>) = ? [pid 1525] <... exit_group resumed>) = ? [pid 1536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1535] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1533] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1532] +++ exited with 0 +++ [pid 1525] +++ exited with 0 +++ [pid 1536] <... openat resumed>) = 3 [pid 1533] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1536] write(3, "1000", 4 [pid 1533] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1536] <... write resumed>) = 4 [pid 1533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1536] close(3) = 0 [pid 1536] write(1, "executing program\n", 18) = 18 [pid 1536] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1536] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1533] <... mmap resumed>) = 0x7ff80b96e000 executing program [pid 1536] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1533] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1536] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1533] <... mprotect resumed>) = 0 [pid 1536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1533] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1536] <... mmap resumed>) = 0x7ff80b96e000 [pid 1533] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1536] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1536] <... mprotect resumed>) = 0 [pid 1535] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1536] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1533] <... clone3 resumed> => {parent_tid=[1539]}, 88) = 1539 [pid 1535] <... socket resumed>) = 3 [pid 1533] rt_sigprocmask(SIG_SETMASK, [] [pid 1536] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1535] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1533] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1533] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1535] <... futex resumed>) = 1 [pid 1531] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1539 attached [pid 1535] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1533] <... futex resumed>) = 0 [pid 1531] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1536] <... clone3 resumed> => {parent_tid=[1540]}, 88) = 1540 [pid 1531] <... futex resumed>) = 0 [pid 1536] rt_sigprocmask(SIG_SETMASK, [] [pid 1531] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1536] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1536] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1539] set_robust_list(0x7ff80b98e9a0, 24 [pid 1536] <... futex resumed>) = 0 [pid 1535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1533] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1536] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1537 attached [pid 1537] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1537] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1537] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1534] <... futex resumed>) = 0 [pid 1534] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1534] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1537] <... futex resumed>) = 1 [pid 1537] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1535] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1537] <... socket resumed>) = 4 [pid 1537] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1534] <... futex resumed>) = 0 [pid 1537] <... futex resumed>) = 1 [pid 1535] <... socket resumed>) = 4 [pid 1534] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1537] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1534] <... futex resumed>) = 0 [pid 1539] <... set_robust_list resumed>) = 0 [pid 1537] <... connect resumed>) = 0 [pid 1535] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1534] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1537] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1535] <... futex resumed>) = 1 [pid 1534] <... futex resumed>) = 0 [pid 1531] <... futex resumed>) = 0 [pid 1537] sendfile(-1, -1, [3 [pid 1535] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1534] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1531] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1537] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1534] <... futex resumed>) = 0 [pid 1531] <... futex resumed>) = 0 [pid 1535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1537] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1534] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1531] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1537] <... futex resumed>) = 0 [pid 1535] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1537] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1534] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1539] rt_sigprocmask(SIG_SETMASK, [] [pid 1537] <... clone3 resumed>) = 1541 [pid 1535] <... connect resumed>) = -1 EEXIST (File exists) [pid 1534] <... futex resumed>) = 0 [pid 1537] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1534] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1537] <... futex resumed>) = 0 [pid 1534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1537] ioctl(3, PPPIOCSFLAGS, 0 [pid 1534] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1537] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 1534] <... futex resumed>) = 0 [pid 1537] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1534] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1537] <... futex resumed>) = 0 [pid 1534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1537] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1539] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1535] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1534] exit_group(0 [pid 1537] <... futex resumed>) = ? [pid 1534] <... exit_group resumed>) = ? [pid 1539] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1537] +++ exited with 0 +++ [pid 1535] <... futex resumed>) = 1 [pid 1534] +++ exited with 0 +++ [pid 1531] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1540 attached [pid 1531] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1540] set_robust_list(0x7ff80b98e9a0, 24 [pid 1531] <... futex resumed>) = 0 [pid 1540] <... set_robust_list resumed>) = 0 [pid 1531] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1540] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1535] sendfile(-1, -1, [3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1540] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1536] <... futex resumed>) = 0 [pid 1540] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1539] <... socket resumed>) = 3 [pid 1536] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1535] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... restart_syscall resumed>) = 0 [pid 1540] <... socket resumed>) = 4 [pid 1536] <... futex resumed>) = 0 [pid 1535] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1540] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1536] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1535] <... futex resumed>) = 1 [pid 1531] <... futex resumed>) = 0 [pid 1540] <... futex resumed>) = 0 [pid 1539] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1535] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1531] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1540] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1536] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1531] <... futex resumed>) = 0 [pid 1540] <... connect resumed>) = -1 EEXIST (File exists) [pid 1536] <... futex resumed>) = 0 [pid 1531] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1540] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1536] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1540] <... futex resumed>) = 0 [pid 1536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1540] sendfile(-1, -1, [3 [pid 1536] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1535] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1540] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1536] <... futex resumed>) = 0 [pid 1540] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1536] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1540] <... futex resumed>) = 0 [pid 1536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1540] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1536] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1540] <... clone3 resumed>) = 1543 [pid 1539] <... futex resumed>) = 1 [pid 1536] <... futex resumed>) = 0 [pid 1535] <... clone3 resumed>) = 1542 [pid 1533] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1540] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1539] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1536] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1540] <... futex resumed>) = 0 [pid 1536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1540] ioctl(3, PPPIOCSFLAGS, 0 [pid 1536] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1540] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1536] <... futex resumed>) = 0 [pid 1540] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1536] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1540] <... futex resumed>) = 0 [pid 1536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1540] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1536] exit_group(0 [pid 1535] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1533] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1540] <... futex resumed>) = ? [pid 1536] <... exit_group resumed>) = ? [pid 1540] +++ exited with 0 +++ [pid 1539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1536] +++ exited with 0 +++ [pid 1535] <... futex resumed>) = 1 [pid 1533] <... futex resumed>) = 0 [pid 1531] <... futex resumed>) = 0 [pid 1539] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1531] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1539] <... socket resumed>) = 4 [pid 1535] ioctl(3, PPPIOCSFLAGS, 0 [pid 1533] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1531] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1544 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1539] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1531] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1539] <... futex resumed>) = 0 [pid 1539] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1544 attached [pid 1535] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1535] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1533] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1544] set_robust_list(0x5555656516a0, 24) = 0 [pid 1539] <... futex resumed>) = 0 [pid 1535] <... futex resumed>) = 1 [pid 1533] <... futex resumed>) = 1 [pid 1531] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1539] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1535] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1533] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1531] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1539] <... connect resumed>) = -1 EEXIST (File exists) [pid 1535] <... futex resumed>) = ? [pid 1531] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1539] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1535] +++ exited with 0 +++ [pid 1531] +++ exited with 0 +++ [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1539] <... futex resumed>) = 1 [pid 1533] <... futex resumed>) = 0 [pid 1539] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1533] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1539] <... futex resumed>) = 0 [pid 1533] <... futex resumed>) = 1 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1545 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1544] <... prctl resumed>) = 0 [pid 1539] sendfile(-1, -1, [3 [pid 1533] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1544] setpgid(0, 0 [pid 1539] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1544] <... setpgid resumed>) = 0 [pid 1539] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1539] <... futex resumed>) = 1 [pid 1533] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1546 attached [pid 1544] <... openat resumed>) = 3 [pid 1539] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1544] write(3, "1000", 4) = 4 [pid 1544] close(3) = 0 [pid 1544] write(1, "executing program\n", 18 [pid 1533] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1546 [pid 1544] <... write resumed>) = 18 [pid 1544] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1544] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1546] set_robust_list(0x5555656516a0, 24 [pid 1544] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1539] <... futex resumed>) = 0 [pid 1533] <... futex resumed>) = 1 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1544] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1539] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1546] <... set_robust_list resumed>) = 0 [pid 1544] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1539] <... clone3 resumed>) = 1547 [pid 1533] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1544] <... mmap resumed>) = 0x7ff80b96e000 [pid 1539] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1544] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1539] <... futex resumed>) = 0 [pid 1544] <... mprotect resumed>) = 0 [pid 1539] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1544] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1546] rt_sigprocmask(SIG_SETMASK, [] [pid 1544] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1544] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 298] <... restart_syscall resumed>) = 0 [pid 1533] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1544] <... clone3 resumed> => {parent_tid=[1548]}, 88) = 1548 [pid 1544] rt_sigprocmask(SIG_SETMASK, [] [pid 1546] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1544] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1539] <... futex resumed>) = 0 [pid 1533] <... futex resumed>) = 1 [pid 1544] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1539] ioctl(3, PPPIOCSFLAGS, 0 [pid 1544] <... futex resumed>) = 0 [pid 1539] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) ci2-android-5-10/strace-static-x86_64: Process 1545 attached [pid 1544] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1539] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1545] set_robust_list(0x5555656516a0, 24 [pid 1539] <... futex resumed>) = 0 [pid 1533] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1545] <... set_robust_list resumed>) = 0 [pid 1539] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1545] setpgid(0, 0) = 0 [pid 1545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1545] write(3, "1000", 4) = 4 [pid 1545] close(3) = 0 [pid 1545] write(1, "executing program\n", 18) = 18 executing program [pid 1545] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1533] exit_group(0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1545] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1539] <... futex resumed>) = ? [pid 1533] <... exit_group resumed>) = ? [pid 1545] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1539] +++ exited with 0 +++ [pid 1545] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1545] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1545] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1533] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1549 [pid 1545] <... clone3 resumed> => {parent_tid=[1550]}, 88) = 1550 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1533, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 1545] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1545] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1545] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1545] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1548 attached [pid 1548] set_robust_list(0x7ff80b98e9a0, 24ci2-android-5-10/strace-static-x86_64: Process 1549 attached [pid 1546] <... prctl resumed>) = 0 [pid 1548] <... set_robust_list resumed>) = 0 [pid 1548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1548] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1548] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1544] <... futex resumed>) = 0 [pid 1544] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1544] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1548] <... futex resumed>) = 1 [pid 1548] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1546] setpgid(0, 0 [pid 1549] set_robust_list(0x5555656516a0, 24 [pid 1548] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1544] <... futex resumed>) = 0 [pid 1544] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1544] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1548] <... futex resumed>) = 1 [pid 1548] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1548] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1544] <... futex resumed>) = 0 [pid 1548] <... futex resumed>) = 1 [pid 1544] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1548] sendfile(-1, -1, [3 [pid 1544] <... futex resumed>) = 0 [pid 1548] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1544] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1548] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1549] <... set_robust_list resumed>) = 0 [pid 1546] <... setpgid resumed>) = 0 [pid 1548] <... futex resumed>) = 1 [pid 1544] <... futex resumed>) = 0 [pid 1548] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1544] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1549] rt_sigprocmask(SIG_SETMASK, [] [pid 1548] <... clone3 resumed>) = 1551 [pid 1546] <... openat resumed>) = 3 [pid 1544] <... futex resumed>) = 0 [pid 1548] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1544] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1548] <... futex resumed>) = 0 [pid 1544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1548] ioctl(3, PPPIOCSFLAGS, 0 [pid 1544] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1548] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1544] <... futex resumed>) = 0 [pid 1548] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1544] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1548] <... futex resumed>) = 0 [pid 1544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1548] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1544] exit_group(0 [pid 1548] <... futex resumed>) = ? [pid 1544] <... exit_group resumed>) = ? [pid 1549] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1548] +++ exited with 0 +++ [pid 1546] write(3, "1000", 4 [pid 1544] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1550 attached [pid 1550] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1550] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1550] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1550] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1545] <... futex resumed>) = 0 [pid 1545] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1550] <... futex resumed>) = 1 [pid 1545] <... futex resumed>) = 0 [pid 1550] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1545] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1550] <... socket resumed>) = 4 [pid 1550] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1545] <... futex resumed>) = 0 [pid 1550] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1546] <... write resumed>) = 4 [pid 1545] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1550] <... connect resumed>) = -1 EEXIST (File exists) [pid 1546] close(3 [pid 1545] <... futex resumed>) = 0 [pid 1550] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1546] <... close resumed>) = 0 [pid 1545] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1550] <... futex resumed>) = 0 [pid 1546] write(1, "executing program\n", 18 [pid 1545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1550] sendfile(-1, -1, [3 [pid 1546] <... write resumed>) = 18 [pid 1545] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1550] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1546] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1545] <... futex resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1550] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1546] <... futex resumed>) = 0 [pid 1545] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1550] <... futex resumed>) = 0 [pid 1545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1550] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1545] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1550] <... clone3 resumed>) = 1553 [pid 1545] <... futex resumed>) = 0 [pid 1550] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1546] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1545] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1550] <... futex resumed>) = 0 [pid 1546] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1552 [pid 1550] ioctl(3, PPPIOCSFLAGS, 0 [pid 1549] <... prctl resumed>) = 0 [pid 1546] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1545] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1550] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1549] setpgid(0, 0 [pid 1546] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1545] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1550] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1549] <... setpgid resumed>) = 0 [pid 1546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1545] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1550] <... futex resumed>) = 0 [pid 1546] <... mmap resumed>) = 0x7ff80b96e000 [pid 1545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1550] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1546] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1545] exit_group(0 [pid 1550] <... futex resumed>) = ? [pid 1549] <... openat resumed>) = 3 [pid 1546] <... mprotect resumed>) = 0 [pid 1545] <... exit_group resumed>) = ? [pid 1550] +++ exited with 0 +++ [pid 1549] write(3, "1000", 4 [pid 1546] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1545] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1552 attached [pid 1546] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1549] <... write resumed>) = 4 [pid 1546] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1552] set_robust_list(0x5555656516a0, 24 [pid 1549] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1546] <... clone3 resumed> => {parent_tid=[1554]}, 88) = 1554 [pid 1549] <... close resumed>) = 0 [pid 1546] rt_sigprocmask(SIG_SETMASK, [] [pid 1549] write(1, "executing program\n", 18 [pid 1546] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1552] <... set_robust_list resumed>) = 0 [pid 1546] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1549] <... write resumed>) = 18 [pid 1552] rt_sigprocmask(SIG_SETMASK, [] [pid 1546] <... futex resumed>) = 0 executing program [pid 1549] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1546] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1552] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1549] <... futex resumed>) = 0 [pid 1552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1549] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1552] <... prctl resumed>) = 0 [pid 1552] setpgid(0, 0) = 0 [pid 1552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1549] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1552] <... openat resumed>) = 3 [pid 1549] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1552] write(3, "1000", 4) = 4 [pid 1552] close(3) = 0 [pid 1549] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 1552] write(1, "executing program\n", 18 [pid 1549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1552] <... write resumed>) = 18 [pid 1552] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1549] <... mmap resumed>) = 0x7ff80b96e000 executing program [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1552] <... futex resumed>) = 0 [pid 1549] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1552] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1549] <... mprotect resumed>) = 0 [pid 1552] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1552] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1549] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1555 [pid 1549] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1549] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1552] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1552] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1556 attached [pid 1552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1549] <... clone3 resumed> => {parent_tid=[1556]}, 88) = 1556 [pid 1552] <... clone3 resumed> => {parent_tid=[1557]}, 88) = 1557 [pid 1549] rt_sigprocmask(SIG_SETMASK, [] [pid 1552] rt_sigprocmask(SIG_SETMASK, [] [pid 1549] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1552] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1549] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1552] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1549] <... futex resumed>) = 0 [pid 1552] <... futex resumed>) = 0 [pid 1549] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1554 attached [pid 1552] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1554] set_robust_list(0x7ff80b98e9a0, 24 [pid 1556] set_robust_list(0x7ff80b98e9a0, 24 [pid 1554] <... set_robust_list resumed>) = 0 [pid 1554] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1554] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1556] <... set_robust_list resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1554] <... socket resumed>) = 3 [pid 1554] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1546] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1546] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1554] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1546] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1546] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1554] <... socket resumed>) = 4 [pid 1554] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1554] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1555 attached [pid 1546] <... futex resumed>) = 0 [pid 1546] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1558 [pid 1546] <... futex resumed>) = 1 [pid 1554] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1546] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1554] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1554] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1546] <... futex resumed>) = 0 [pid 1546] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1546] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1554] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1554] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1546] <... futex resumed>) = 0 [pid 1554] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1546] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1558 attached [pid 1556] rt_sigprocmask(SIG_SETMASK, [] [pid 1554] <... clone3 resumed>) = 1559 [pid 1546] <... futex resumed>) = 0 [pid 1555] set_robust_list(0x5555656516a0, 24 [pid 1554] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1556] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1546] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1555] <... set_robust_list resumed>) = 0 [pid 1554] <... futex resumed>) = 0 [pid 1555] rt_sigprocmask(SIG_SETMASK, [] [pid 1554] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1555] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1546] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1546] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1558] set_robust_list(0x5555656516a0, 24 [pid 1556] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1554] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1557 attached [pid 1555] <... prctl resumed>) = 0 [pid 1554] ioctl(3, PPPIOCSFLAGS, 0 [pid 1557] set_robust_list(0x7ff80b98e9a0, 24 [pid 1555] setpgid(0, 0 [pid 1554] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1556] <... socket resumed>) = 3 [pid 1557] <... set_robust_list resumed>) = 0 [pid 1555] <... setpgid resumed>) = 0 [pid 1554] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1557] rt_sigprocmask(SIG_SETMASK, [] [pid 1556] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1558] <... set_robust_list resumed>) = 0 [pid 1555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1554] <... futex resumed>) = 1 [pid 1546] <... futex resumed>) = 0 [pid 1558] rt_sigprocmask(SIG_SETMASK, [] [pid 1557] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1556] <... futex resumed>) = 1 [pid 1555] <... openat resumed>) = 3 [pid 1554] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1549] <... futex resumed>) = 0 [pid 1546] exit_group(0 [pid 1557] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1555] write(3, "1000", 4 [pid 1554] <... futex resumed>) = ? [pid 1546] <... exit_group resumed>) = ? [pid 1558] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1557] <... socket resumed>) = 3 [pid 1556] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1555] <... write resumed>) = 4 [pid 1554] +++ exited with 0 +++ [pid 1549] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1546] +++ exited with 0 +++ [pid 1557] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1555] close(3 [pid 1557] <... futex resumed>) = 1 [pid 1555] <... close resumed>) = 0 [pid 1552] <... futex resumed>) = 0 [pid 1549] <... futex resumed>) = 0 [pid 1557] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1556] <... socket resumed>) = 4 [pid 1555] write(1, "executing program\n", 18 executing program [pid 1552] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1557] <... socket resumed>) = 4 [pid 1556] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1555] <... write resumed>) = 18 [pid 1552] <... futex resumed>) = 0 [pid 1549] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1557] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1555] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1552] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1557] <... futex resumed>) = 0 [pid 1556] <... futex resumed>) = 0 [pid 1555] <... futex resumed>) = 0 [pid 1552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1549] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1557] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1555] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1552] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1557] <... connect resumed>) = -1 EEXIST (File exists) [pid 1556] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1555] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1552] <... futex resumed>) = 0 [pid 1549] <... futex resumed>) = 0 [pid 1558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1557] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1555] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1552] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1549] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1557] <... futex resumed>) = 0 [pid 1556] <... connect resumed>) = -1 EEXIST (File exists) [pid 1555] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1557] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1556] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1555] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1552] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1556] <... futex resumed>) = 1 [pid 1555] <... mmap resumed>) = 0x7ff80b96e000 [pid 1552] <... futex resumed>) = 0 [pid 1549] <... futex resumed>) = 0 [pid 1557] sendfile(-1, -1, [3 [pid 1556] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1555] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1552] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1549] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1558] <... prctl resumed>) = 0 [pid 1557] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1555] <... mprotect resumed>) = 0 [pid 1549] <... futex resumed>) = 0 [pid 1558] setpgid(0, 0 [pid 1557] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1556] sendfile(-1, -1, [3 [pid 1555] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1549] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1558] <... setpgid resumed>) = 0 [pid 1557] <... futex resumed>) = 1 [pid 1556] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1555] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1552] <... futex resumed>) = 0 [pid 1557] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1556] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1555] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1552] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1556] <... futex resumed>) = 1 [pid 1552] <... futex resumed>) = 0 [pid 1549] <... futex resumed>) = 0 [pid 1557] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1556] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1555] <... clone3 resumed> => {parent_tid=[1560]}, 88) = 1560 [pid 1552] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1549] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1560 attached [pid 1558] <... openat resumed>) = 3 [pid 1557] <... clone3 resumed>) = 1561 [pid 1556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1555] rt_sigprocmask(SIG_SETMASK, [] [pid 1557] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1555] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1557] <... futex resumed>) = 1 [pid 1555] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1552] <... futex resumed>) = 0 [pid 1557] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1555] <... futex resumed>) = 0 [pid 1552] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1560] set_robust_list(0x7ff80b98e9a0, 24 [pid 1558] write(3, "1000", 4 [pid 1557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1556] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1555] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1552] <... futex resumed>) = 0 [pid 1549] <... futex resumed>) = 0 [pid 1557] ioctl(3, PPPIOCSFLAGS, 0 [pid 1552] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1557] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1557] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1552] <... futex resumed>) = 0 [pid 1557] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1552] exit_group(0 [pid 1557] <... futex resumed>) = ? [pid 1552] <... exit_group resumed>) = ? [pid 1560] <... set_robust_list resumed>) = 0 [pid 1558] <... write resumed>) = 4 [pid 1557] +++ exited with 0 +++ [pid 1556] <... clone3 resumed>) = 1562 [pid 1552] +++ exited with 0 +++ [pid 1549] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... restart_syscall resumed>) = 0 [pid 1560] rt_sigprocmask(SIG_SETMASK, [] [pid 1558] close(3 [pid 1560] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1556] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1560] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1558] <... close resumed>) = 0 [pid 1556] <... futex resumed>) = 1 [pid 1549] <... futex resumed>) = 0 [pid 1560] <... socket resumed>) = 3 [pid 1560] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1555] <... futex resumed>) = 0 [pid 1560] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1555] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1555] <... futex resumed>) = 0 [pid 1560] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1555] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1560] <... socket resumed>) = 4 [pid 1558] write(1, "executing program\n", 18 [pid 1556] ioctl(3, PPPIOCSFLAGS, 0 [pid 1549] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1560] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1558] <... write resumed>) = 18 [pid 1556] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1549] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1560] <... futex resumed>) = 1 [pid 1558] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1556] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1555] <... futex resumed>) = 0 [pid 1549] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1560] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1558] <... futex resumed>) = 0 [pid 1556] <... futex resumed>) = 0 [pid 1555] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1558] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1556] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1555] <... futex resumed>) = 0 [pid 1560] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1555] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1549] exit_group(0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1560] <... connect resumed>) = -1 EEXIST (File exists) [pid 1560] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1558] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1556] <... futex resumed>) = ? [pid 1555] <... futex resumed>) = 0 [pid 1549] <... exit_group resumed>) = ? [pid 1560] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1558] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1556] +++ exited with 0 +++ [pid 1555] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1555] <... futex resumed>) = 0 [pid 1560] sendfile(-1, -1, [3 [pid 1555] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1560] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1560] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1555] <... futex resumed>) = 0 [pid 1549] +++ exited with 0 +++ [pid 1560] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1558] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1555] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1564 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1563 [pid 1560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1555] <... futex resumed>) = 0 [pid 1560] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1558] <... mmap resumed>) = 0x7ff80b96e000 [pid 1555] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1560] <... clone3 resumed>) = 1565 [pid 1560] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1555] <... futex resumed>) = 0 [pid 1560] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1555] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1558] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1555] <... futex resumed>) = 0 [pid 1560] ioctl(3, PPPIOCSFLAGS, 0 [pid 1555] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1560] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1560] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1555] <... futex resumed>) = 0 [pid 1560] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1555] exit_group(0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1560] <... futex resumed>) = ? [pid 1555] <... exit_group resumed>) = ? [pid 1560] +++ exited with 0 +++ [pid 1558] <... mprotect resumed>) = 0 [pid 1555] +++ exited with 0 +++ [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1563 attached [pid 1563] set_robust_list(0x5555656516a0, 24) = 0 [pid 1563] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1566 [pid 1558] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 1564 attached [pid 1563] <... prctl resumed>) = 0 [pid 1564] set_robust_list(0x5555656516a0, 24 [pid 1563] setpgid(0, 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1558] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1564] <... set_robust_list resumed>) = 0 [pid 1563] <... setpgid resumed>) = 0 [pid 1558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1564] rt_sigprocmask(SIG_SETMASK, [] [pid 1563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1564] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1563] <... openat resumed>) = 3 [pid 1558] <... clone3 resumed> => {parent_tid=[1567]}, 88) = 1567 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1568 [pid 1564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1563] write(3, "1000", 4 [pid 1558] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1558] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1558] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1564] <... prctl resumed>) = 0 [pid 1563] <... write resumed>) = 4 [pid 1558] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1564] setpgid(0, 0 [pid 1563] close(3 [pid 1564] <... setpgid resumed>) = 0 [pid 1563] <... close resumed>) = 0 [pid 1564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1563] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 1567 attached [pid 1567] set_robust_list(0x7ff80b98e9a0, 24 [pid 1564] <... openat resumed>) = 3 [pid 1563] <... write resumed>) = 18 executing program [pid 1564] write(3, "1000", 4 [pid 1563] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1567] <... set_robust_list resumed>) = 0 [pid 1564] <... write resumed>) = 4 [pid 1563] <... futex resumed>) = 0 [pid 1564] close(3 [pid 1563] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1567] rt_sigprocmask(SIG_SETMASK, [] [pid 1564] <... close resumed>) = 0 [pid 1563] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1564] write(1, "executing program\n", 18 [pid 1563] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1564] <... write resumed>) = 18 [pid 1563] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1564] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1563] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1567] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 1564] <... futex resumed>) = 0 [pid 1563] <... mmap resumed>) = 0x7ff80b96e000 [pid 1564] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1563] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1564] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1563] <... mprotect resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1566 attached [pid 1567] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1563] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1566] set_robust_list(0x5555656516a0, 24 [pid 1564] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1563] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1566] <... set_robust_list resumed>) = 0 [pid 1564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1563] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1568 attached ci2-android-5-10/strace-static-x86_64: Process 1569 attached [pid 1567] <... socket resumed>) = 3 [pid 1566] rt_sigprocmask(SIG_SETMASK, [] [pid 1564] <... mmap resumed>) = 0x7ff80b96e000 [pid 1568] set_robust_list(0x5555656516a0, 24 [pid 1566] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1564] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1563] <... clone3 resumed> => {parent_tid=[1569]}, 88) = 1569 [pid 1569] set_robust_list(0x7ff80b98e9a0, 24 [pid 1568] <... set_robust_list resumed>) = 0 [pid 1567] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1564] <... mprotect resumed>) = 0 [pid 1563] rt_sigprocmask(SIG_SETMASK, [] [pid 1568] rt_sigprocmask(SIG_SETMASK, [] [pid 1566] <... prctl resumed>) = 0 [pid 1564] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1563] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1568] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1566] setpgid(0, 0 [pid 1564] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1563] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1569] <... set_robust_list resumed>) = 0 [pid 1568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1567] <... futex resumed>) = 1 [pid 1566] <... setpgid resumed>) = 0 [pid 1564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1563] <... futex resumed>) = 0 [pid 1558] <... futex resumed>) = 0 [pid 1569] rt_sigprocmask(SIG_SETMASK, [] [pid 1568] <... prctl resumed>) = 0 [pid 1567] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1563] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1569] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1568] setpgid(0, 0 [pid 1567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1566] <... openat resumed>) = 3 [pid 1564] <... clone3 resumed> => {parent_tid=[1570]}, 88) = 1570 [pid 1558] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1568] <... setpgid resumed>) = 0 [pid 1566] write(3, "1000", 4 [pid 1564] rt_sigprocmask(SIG_SETMASK, [] [pid 1569] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1567] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1566] <... write resumed>) = 4 [pid 1564] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1558] <... futex resumed>) = 0 [pid 1568] <... openat resumed>) = 3 [pid 1566] close(3 [pid 1564] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1558] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1568] write(3, "1000", 4 [pid 1566] <... close resumed>) = 0 [pid 1564] <... futex resumed>) = 0 [pid 1568] <... write resumed>) = 4 [pid 1566] write(1, "executing program\n", 18 [pid 1569] <... socket resumed>) = 3 [pid 1567] <... socket resumed>) = 4 [pid 1564] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1568] close(3 [pid 1566] <... write resumed>) = 18 [pid 1568] <... close resumed>) = 0 [pid 1566] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1568] write(1, "executing program\n", 18 [pid 1566] <... futex resumed>) = 0 [pid 1568] <... write resumed>) = 18 [pid 1567] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1566] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1568] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1566] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1568] <... futex resumed>) = 0 [pid 1567] <... futex resumed>) = 1 [pid 1566] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1569] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1558] <... futex resumed>) = 0 [pid 1568] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1566] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1558] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1568] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1567] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1558] <... futex resumed>) = 0 [pid 1568] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1566] <... mmap resumed>) = 0x7ff80b96e000 [pid 1558] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1568] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1567] <... connect resumed>) = -1 EEXIST (File exists) [pid 1566] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1566] <... mprotect resumed>) = 0 [pid 1568] <... mmap resumed>) = 0x7ff80b96e000 [pid 1567] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1566] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 1570 attached [pid 1568] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1566] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1570] set_robust_list(0x7ff80b98e9a0, 24 [pid 1568] <... mprotect resumed>) = 0 [pid 1566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1570] <... set_robust_list resumed>) = 0 [pid 1568] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1567] <... futex resumed>) = 1 [pid 1558] <... futex resumed>) = 0 [pid 1570] rt_sigprocmask(SIG_SETMASK, [] [pid 1568] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1566] <... clone3 resumed> => {parent_tid=[1571]}, 88) = 1571 [pid 1570] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1568] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1566] rt_sigprocmask(SIG_SETMASK, [] [pid 1570] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1566] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1570] <... socket resumed>) = 3 [pid 1568] <... clone3 resumed> => {parent_tid=[1572]}, 88) = 1572 [pid 1567] sendfile(-1, -1, [3 [pid 1566] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1558] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1570] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1568] rt_sigprocmask(SIG_SETMASK, [] [pid 1566] <... futex resumed>) = 0 [pid 1558] <... futex resumed>) = 0 [pid 1567] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1570] <... futex resumed>) = 1 [pid 1568] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1566] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1564] <... futex resumed>) = 0 [pid 1558] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1567] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1570] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1568] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1567] <... futex resumed>) = 0 [pid 1564] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1568] <... futex resumed>) = 0 [pid 1567] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1564] <... futex resumed>) = 0 [pid 1558] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1570] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1568] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1564] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1558] <... futex resumed>) = 0 [pid 1570] <... socket resumed>) = 4 [pid 1567] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1558] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1570] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1564] <... futex resumed>) = 0 [pid 1570] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1564] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1570] <... connect resumed>) = -1 EEXIST (File exists) [pid 1564] <... futex resumed>) = 0 [pid 1570] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1567] <... clone3 resumed>) = 1573 [pid 1564] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1570] <... futex resumed>) = 0 [pid 1564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1570] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1569] <... futex resumed>) = 1 [pid 1567] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1564] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1563] <... futex resumed>) = 0 [pid 1570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1569] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1567] <... futex resumed>) = 1 [pid 1564] <... futex resumed>) = 0 [pid 1563] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1558] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1572 attached [pid 1570] sendfile(-1, -1, [3 [pid 1569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1567] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1564] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1563] <... futex resumed>) = 0 [pid 1558] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1570] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1569] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1563] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1558] <... futex resumed>) = 0 [pid 1570] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1569] <... socket resumed>) = 4 [pid 1567] ioctl(3, PPPIOCSFLAGS, 0 [pid 1558] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1570] <... futex resumed>) = 1 [pid 1569] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1567] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1564] <... futex resumed>) = 0 [pid 1570] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1569] <... futex resumed>) = 1 [pid 1567] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1564] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1563] <... futex resumed>) = 0 [pid 1570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1569] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1567] <... futex resumed>) = 1 [pid 1564] <... futex resumed>) = 0 [pid 1563] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1558] <... futex resumed>) = 0 [pid 1570] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1567] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1564] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1563] <... futex resumed>) = 0 [pid 1572] set_robust_list(0x7ff80b98e9a0, 24 [pid 1570] <... clone3 resumed>) = 1574 [pid 1569] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1563] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1558] exit_group(0 [pid 1572] <... set_robust_list resumed>) = 0 [pid 1570] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1569] <... connect resumed>) = -1 EEXIST (File exists) [pid 1567] <... futex resumed>) = ? [pid 1564] <... futex resumed>) = 0 [pid 1558] <... exit_group resumed>) = ? [pid 1570] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1569] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1567] +++ exited with 0 +++ [pid 1564] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1571 attached [pid 1570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1564] <... futex resumed>) = 0 [pid 1571] set_robust_list(0x7ff80b98e9a0, 24 [pid 1570] ioctl(3, PPPIOCSFLAGS, 0 [pid 1564] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1571] <... set_robust_list resumed>) = 0 [pid 1570] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1569] <... futex resumed>) = 1 [pid 1563] <... futex resumed>) = 0 [pid 1558] +++ exited with 0 +++ [pid 1571] rt_sigprocmask(SIG_SETMASK, [] [pid 1570] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1569] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1563] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1571] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1570] <... futex resumed>) = 1 [pid 1569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1564] <... futex resumed>) = 0 [pid 1563] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1572] rt_sigprocmask(SIG_SETMASK, [] [pid 1571] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1570] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1569] sendfile(-1, -1, [3 [pid 1564] exit_group(0 [pid 1563] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1572] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1571] <... socket resumed>) = 3 [pid 1570] <... futex resumed>) = ? [pid 1569] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1564] <... exit_group resumed>) = ? [pid 1572] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1571] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1570] +++ exited with 0 +++ [pid 1569] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1564] +++ exited with 0 +++ [pid 1571] <... futex resumed>) = 1 [pid 1566] <... futex resumed>) = 0 [pid 1571] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1566] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1571] <... socket resumed>) = 4 [pid 1566] <... futex resumed>) = 0 [pid 1572] <... socket resumed>) = 3 [pid 1571] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1569] <... futex resumed>) = 1 [pid 1566] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1563] <... futex resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1572] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1571] <... futex resumed>) = 0 [pid 1569] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1563] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1572] <... futex resumed>) = 1 [pid 1571] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1568] <... futex resumed>) = 0 [pid 1566] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1563] <... futex resumed>) = 0 [pid 1572] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1569] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1568] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1566] <... futex resumed>) = 0 [pid 1563] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1571] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1568] <... futex resumed>) = 0 [pid 1566] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1571] <... connect resumed>) = -1 EEXIST (File exists) [pid 1569] <... clone3 resumed>) = 1575 [pid 1568] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1572] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1571] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1569] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1571] <... futex resumed>) = 1 [pid 1569] <... futex resumed>) = 1 [pid 1566] <... futex resumed>) = 0 [pid 1563] <... futex resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1572] <... socket resumed>) = 4 [pid 1571] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1569] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1566] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1563] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1566] <... futex resumed>) = 0 [pid 1563] <... futex resumed>) = 0 [pid 1571] sendfile(-1, -1, [3 [pid 1566] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1563] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1572] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1571] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1572] <... futex resumed>) = 1 [pid 1571] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1569] ioctl(3, PPPIOCSFLAGS, 0 [pid 1568] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1576 [pid 1572] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1571] <... futex resumed>) = 1 [pid 1569] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1568] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1566] <... futex resumed>) = 0 [pid 1572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1571] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1569] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1568] <... futex resumed>) = 0 [pid 1566] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1572] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1569] <... futex resumed>) = 1 [pid 1568] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1566] <... futex resumed>) = 0 [pid 1563] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1576 attached [pid 1572] <... connect resumed>) = -1 EEXIST (File exists) [pid 1571] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1569] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1566] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1563] exit_group(0 [pid 1576] set_robust_list(0x5555656516a0, 24 [pid 1572] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1571] <... clone3 resumed>) = 1577 [pid 1563] <... exit_group resumed>) = ? [pid 1571] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1566] <... futex resumed>) = 0 [pid 1571] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1566] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1566] <... futex resumed>) = 0 [pid 1571] ioctl(3, PPPIOCSFLAGS, 0 [pid 1566] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1571] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1571] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1566] <... futex resumed>) = 0 [pid 1569] <... futex resumed>) = -1 ENOSYS (Function not implemented) [pid 1576] <... set_robust_list resumed>) = 0 [pid 1572] <... futex resumed>) = 1 [pid 1571] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1568] <... futex resumed>) = 0 [pid 1566] exit_group(0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1571] <... futex resumed>) = ? [pid 1568] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1566] <... exit_group resumed>) = ? [pid 1576] rt_sigprocmask(SIG_SETMASK, [] [pid 1572] sendfile(-1, -1, [3 [pid 1571] +++ exited with 0 +++ [pid 1569] +++ exited with 0 +++ [pid 1568] <... futex resumed>) = 0 [pid 1566] +++ exited with 0 +++ [pid 1563] +++ exited with 0 +++ [pid 1568] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1576] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1576] setpgid(0, 0) = 0 [pid 1576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1572] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1576] write(3, "1000", 4 [pid 1572] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1576] <... write resumed>) = 4 [pid 1572] <... futex resumed>) = 1 [pid 1568] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1576] close(3 [pid 1572] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1568] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1576] <... close resumed>) = 0 [pid 1572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1568] <... futex resumed>) = 0 [pid 1576] write(1, "executing program\n", 18 executing program [pid 1568] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1576] <... write resumed>) = 18 [pid 1572] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1576] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1576] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1576] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1576] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1576] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1576] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1572] <... clone3 resumed>) = 1579 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1578 [pid 1576] <... clone3 resumed> => {parent_tid=[1580]}, 88) = 1580 [pid 1576] rt_sigprocmask(SIG_SETMASK, [] [pid 1572] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1576] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1576] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1572] <... futex resumed>) = 1 [pid 1568] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1576] <... futex resumed>) = 0 [pid 1572] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1568] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1576] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1568] <... futex resumed>) = 0 [pid 1572] ioctl(3, PPPIOCSFLAGS, 0 [pid 1568] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1572] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) ci2-android-5-10/strace-static-x86_64: Process 1578 attached [pid 1572] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1568] <... futex resumed>) = 0 [pid 1572] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1568] exit_group(0) = ? [pid 1578] set_robust_list(0x5555656516a0, 24 [pid 1572] <... futex resumed>) = ? [pid 1578] <... set_robust_list resumed>) = 0 [pid 1578] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... restart_syscall resumed>) = 0 [pid 1578] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1578] setpgid(0, 0 [pid 1572] +++ exited with 0 +++ [pid 1568] +++ exited with 0 +++ [pid 1578] <... setpgid resumed>) = 0 [pid 1578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1578] write(3, "1000", 4) = 4 [pid 1578] close(3) = 0 ci2-android-5-10/strace-static-x86_64: Process 1580 attached [pid 1578] write(1, "executing program\n", 18) = 18 [pid 1580] set_robust_list(0x7ff80b98e9a0, 24 [pid 1578] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1580] <... set_robust_list resumed>) = 0 [pid 1580] rt_sigprocmask(SIG_SETMASK, [] [pid 1578] <... futex resumed>) = 0 [pid 1580] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1578] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1580] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1578] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1580] <... socket resumed>) = 3 [pid 1578] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1578] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1578] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1580] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1578] <... mprotect resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1576] <... futex resumed>) = 0 [pid 1576] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 1576] <... futex resumed>) = 0 [pid 1576] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1580] <... futex resumed>) = 1 [pid 1580] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1578] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1580] <... socket resumed>) = 4 [pid 1578] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1580] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1578] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1576] <... futex resumed>) = 0 [pid 1576] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1576] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1581 attached [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1580] <... futex resumed>) = 1 [pid 1580] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1581] set_robust_list(0x7ff80b98e9a0, 24 [pid 1580] <... connect resumed>) = -1 EEXIST (File exists) [pid 1578] <... clone3 resumed> => {parent_tid=[1581]}, 88) = 1581 [pid 1580] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1578] rt_sigprocmask(SIG_SETMASK, [] [pid 1581] <... set_robust_list resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1580] <... futex resumed>) = 1 [pid 1578] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1576] <... futex resumed>) = 0 [pid 1580] sendfile(-1, -1, [3 [pid 1578] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1576] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1580] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1578] <... futex resumed>) = 0 [pid 1576] <... futex resumed>) = 0 [pid 1580] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1578] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1576] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1580] <... futex resumed>) = 0 [pid 1576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1582 [pid 1580] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1576] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1581] rt_sigprocmask(SIG_SETMASK, [] [pid 1580] <... clone3 resumed>) = 1583 [pid 1576] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1580] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1576] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1580] <... futex resumed>) = 0 [pid 1576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1580] ioctl(3, PPPIOCSFLAGS, 0 [pid 1576] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1580] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1576] <... futex resumed>) = 0 [pid 1580] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1576] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1580] <... futex resumed>) = 0 [pid 1576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1581] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1580] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1576] exit_group(0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1580] <... futex resumed>) = ? [pid 1576] <... exit_group resumed>) = ? [pid 1581] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1580] +++ exited with 0 +++ [pid 1576] +++ exited with 0 +++ [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1581] <... socket resumed>) = 3 [pid 1581] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1578] <... futex resumed>) = 0 [pid 1581] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1578] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1581] <... futex resumed>) = 0 [pid 1578] <... futex resumed>) = 1 [pid 1581] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1578] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1581] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1581] <... futex resumed>) = 0 [pid 1578] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1581] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1578] <... futex resumed>) = 0 [pid 1581] <... connect resumed>) = -1 EEXIST (File exists) [pid 1578] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1581] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1581] <... futex resumed>) = 0 [pid 1578] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1581] sendfile(-1, -1, [3 [pid 1578] <... futex resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1584 ci2-android-5-10/strace-static-x86_64: Process 1582 attached [pid 1581] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1578] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1585 ci2-android-5-10/strace-static-x86_64: Process 1585 attached [pid 1582] set_robust_list(0x5555656516a0, 24 [pid 1581] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1582] <... set_robust_list resumed>) = 0 [pid 1581] <... futex resumed>) = 0 [pid 1578] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1582] rt_sigprocmask(SIG_SETMASK, [] [pid 1581] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1578] <... futex resumed>) = 0 [pid 1585] set_robust_list(0x5555656516a0, 24 [pid 1582] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1581] <... clone3 resumed>) = 1586 [pid 1578] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1585] <... set_robust_list resumed>) = 0 [pid 1582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1581] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1582] <... prctl resumed>) = 0 [pid 1581] <... futex resumed>) = 0 [pid 1578] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1582] setpgid(0, 0 [pid 1581] ioctl(3, PPPIOCSFLAGS, 0 [pid 1578] <... futex resumed>) = 0 [pid 1582] <... setpgid resumed>) = 0 [pid 1581] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1578] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1585] rt_sigprocmask(SIG_SETMASK, [] [pid 1582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1581] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1585] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1582] <... openat resumed>) = 3 [pid 1581] <... futex resumed>) = 0 [pid 1578] exit_group(0 [pid 1582] write(3, "1000", 4 [pid 1578] <... exit_group resumed>) = ? [pid 1585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1582] <... write resumed>) = 4 [pid 1581] +++ exited with 0 +++ [pid 1578] +++ exited with 0 +++ [pid 1582] close(3) = 0 [pid 1582] write(1, "executing program\n", 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1582] <... write resumed>) = 18 executing program [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1582] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1584 attached ) = 0 [pid 1585] <... prctl resumed>) = 0 [pid 1584] set_robust_list(0x5555656516a0, 24 [pid 1582] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1584] <... set_robust_list resumed>) = 0 [pid 1582] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1584] rt_sigprocmask(SIG_SETMASK, [] [pid 1582] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1585] setpgid(0, 0 [pid 1584] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1582] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1585] <... setpgid resumed>) = 0 [pid 1584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1584] <... prctl resumed>) = 0 [pid 1582] <... mmap resumed>) = 0x7ff80b96e000 [pid 1584] setpgid(0, 0 [pid 1582] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1584] <... setpgid resumed>) = 0 [pid 1582] <... mprotect resumed>) = 0 [pid 1585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1582] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... restart_syscall resumed>) = 0 [pid 1584] <... openat resumed>) = 3 [pid 1582] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1585] <... openat resumed>) = 3 [pid 1584] write(3, "1000", 4 [pid 1582] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1587 attached [pid 1585] write(3, "1000", 4 [pid 1584] <... write resumed>) = 4 [pid 1584] close(3 [pid 1582] <... clone3 resumed> => {parent_tid=[1587]}, 88) = 1587 [pid 1584] <... close resumed>) = 0 [pid 1582] rt_sigprocmask(SIG_SETMASK, [] [pid 1584] write(1, "executing program\n", 18 [pid 1582] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1585] <... write resumed>) = 4 [pid 1584] <... write resumed>) = 18 executing program [pid 1582] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1584] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1582] <... futex resumed>) = 0 [pid 1587] set_robust_list(0x7ff80b98e9a0, 24 [pid 1585] close(3 [pid 1584] <... futex resumed>) = 0 [pid 1582] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1584] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1584] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1584] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1584] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1584] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1584] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1585] <... close resumed>) = 0 [pid 1584] <... clone3 resumed> => {parent_tid=[1588]}, 88) = 1588 [pid 1584] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1584] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1584] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1585] write(1, "executing program\n", 18 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1589 ci2-android-5-10/strace-static-x86_64: Process 1589 attached [pid 1589] set_robust_list(0x5555656516a0, 24) = 0 [pid 1589] rt_sigprocmask(SIG_SETMASK, [] [pid 1585] <... write resumed>) = 18 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1589] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 1585] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1587] <... set_robust_list resumed>) = 0 [pid 1585] <... futex resumed>) = 0 [pid 1589] <... prctl resumed>) = 0 [pid 1589] setpgid(0, 0) = 0 [pid 1589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1585] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1587] rt_sigprocmask(SIG_SETMASK, [] [pid 1589] <... openat resumed>) = 3 [pid 1587] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1585] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1589] write(3, "1000", 4 [pid 1585] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1589] <... write resumed>) = 4 [pid 1585] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1589] close(3 [pid 1585] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1589] <... close resumed>) = 0 [pid 1585] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1589] write(1, "executing program\n", 18 executing program [pid 1585] <... mprotect resumed>) = 0 [pid 1589] <... write resumed>) = 18 [pid 1589] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1585] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1589] <... futex resumed>) = 0 [pid 1585] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1589] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1585] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1589] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1589] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1585] <... clone3 resumed> => {parent_tid=[1590]}, 88) = 1590 [pid 1589] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1585] rt_sigprocmask(SIG_SETMASK, [] [pid 1589] <... mprotect resumed>) = 0 [pid 1585] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1589] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1585] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1587] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1585] <... futex resumed>) = 0 [pid 1589] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1585] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1591 attached [pid 1587] <... socket resumed>) = 3 [pid 1589] <... clone3 resumed> => {parent_tid=[1591]}, 88) = 1591 [pid 302] <... restart_syscall resumed>) = 0 [pid 1589] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1589] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1589] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1589] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1590 attached [pid 1590] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1590] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1590] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1592 [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1588 attached , NULL, 8) = 0 [pid 1588] set_robust_list(0x7ff80b98e9a0, 24 [pid 1590] <... socket resumed>) = 3 [pid 1588] <... set_robust_list resumed>) = 0 [pid 1590] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1588] rt_sigprocmask(SIG_SETMASK, [] [pid 1591] set_robust_list(0x7ff80b98e9a0, 24 [pid 1587] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1590] <... futex resumed>) = 1 [pid 1585] <... futex resumed>) = 0 [pid 1588] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1585] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1588] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1585] <... futex resumed>) = 0 [pid 1585] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1590] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1591] <... set_robust_list resumed>) = 0 [pid 1587] <... futex resumed>) = 1 [pid 1582] <... futex resumed>) = 0 [pid 1582] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1582] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1590] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1585] <... futex resumed>) = 0 [pid 1587] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1585] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1590] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1587] <... socket resumed>) = 4 [pid 1585] <... futex resumed>) = 0 [pid 1590] <... connect resumed>) = -1 EEXIST (File exists) [pid 1587] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1585] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1588] <... socket resumed>) = 3 [pid 1587] <... futex resumed>) = 1 [pid 1582] <... futex resumed>) = 0 [pid 1582] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1582] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1590] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1588] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1590] <... futex resumed>) = 1 [pid 1585] <... futex resumed>) = 0 [pid 1587] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1585] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1587] <... connect resumed>) = -1 EEXIST (File exists) [pid 1585] <... futex resumed>) = 0 [pid 1584] <... futex resumed>) = 0 [pid 1587] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1585] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1584] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1587] <... futex resumed>) = 1 [pid 1584] <... futex resumed>) = 0 [pid 1582] <... futex resumed>) = 0 [pid 1584] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1582] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1582] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1591] rt_sigprocmask(SIG_SETMASK, [] [pid 1587] sendfile(-1, -1, [3 [pid 1588] <... futex resumed>) = 1 [pid 1590] sendfile(-1, -1, [3 [pid 1588] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1590] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1588] <... socket resumed>) = 4 [pid 1587] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1591] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1587] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1590] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1587] <... futex resumed>) = 1 [pid 1582] <... futex resumed>) = 0 [pid 1587] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1582] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1591] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1582] <... futex resumed>) = 0 [pid 1587] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1582] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1591] <... socket resumed>) = 3 [pid 1590] <... futex resumed>) = 1 [pid 1585] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1592 attached [pid 1588] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1587] <... clone3 resumed>) = 1593 [pid 1592] set_robust_list(0x5555656516a0, 24 [pid 1591] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1590] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1588] <... futex resumed>) = 1 [pid 1584] <... futex resumed>) = 0 [pid 1585] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1592] <... set_robust_list resumed>) = 0 [pid 1591] <... futex resumed>) = 1 [pid 1590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1589] <... futex resumed>) = 0 [pid 1588] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1584] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1587] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1585] <... futex resumed>) = 0 [pid 1592] rt_sigprocmask(SIG_SETMASK, [] [pid 1591] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1590] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1589] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1588] <... connect resumed>) = -1 EEXIST (File exists) [pid 1585] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1584] <... futex resumed>) = 0 [pid 1582] <... futex resumed>) = 0 [pid 1587] <... futex resumed>) = 1 [pid 1592] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1591] <... socket resumed>) = 4 [pid 1589] <... futex resumed>) = 0 [pid 1588] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1587] ioctl(3, PPPIOCSFLAGS, 0 [pid 1584] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1582] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1592] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1591] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1588] <... futex resumed>) = 0 [pid 1584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1582] <... futex resumed>) = 0 [pid 1590] <... clone3 resumed>) = 1594 [pid 1589] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1592] <... prctl resumed>) = 0 [pid 1591] <... futex resumed>) = 0 [pid 1590] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1589] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1588] sendfile(-1, -1, [3 [pid 1587] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1584] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1582] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1590] <... futex resumed>) = 1 [pid 1589] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1585] <... futex resumed>) = 0 [pid 1588] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1584] <... futex resumed>) = 0 [pid 1592] setpgid(0, 0 [pid 1591] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1590] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1589] <... futex resumed>) = 0 [pid 1585] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1589] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1590] ioctl(3, PPPIOCSFLAGS, 0 [pid 1585] <... futex resumed>) = 0 [pid 1590] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1585] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1590] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1591] <... connect resumed>) = -1 EEXIST (File exists) [pid 1590] <... futex resumed>) = 0 [pid 1588] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1592] <... setpgid resumed>) = 0 [pid 1585] exit_group(0 [pid 1584] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1591] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1588] <... futex resumed>) = 0 [pid 1587] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1585] <... exit_group resumed>) = ? [pid 1584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1592] <... openat resumed>) = 3 [pid 1591] <... futex resumed>) = 1 [pid 1590] +++ exited with 0 +++ [pid 1589] <... futex resumed>) = 0 [pid 1588] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1587] <... futex resumed>) = 1 [pid 1584] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1582] <... futex resumed>) = 0 [pid 1592] write(3, "1000", 4 [pid 1591] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1589] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1585] +++ exited with 0 +++ [pid 1584] <... futex resumed>) = 0 [pid 1592] <... write resumed>) = 4 [pid 1591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1589] <... futex resumed>) = 0 [pid 1588] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1584] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1582] exit_group(0 [pid 1592] close(3 [pid 1591] sendfile(-1, -1, [3 [pid 1589] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1587] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1588] <... clone3 resumed>) = 1595 [pid 1592] <... close resumed>) = 0 [pid 1591] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1582] <... exit_group resumed>) = ? [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1588] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1591] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1587] <... futex resumed>) = ? [pid 1592] write(1, "executing program\n", 18 [pid 1591] <... futex resumed>) = 1 [pid 1589] <... futex resumed>) = 0 [pid 1588] <... futex resumed>) = 1 [pid 1584] <... futex resumed>) = 0 [pid 1592] <... write resumed>) = 18 [pid 1591] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1589] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1588] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1584] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1592] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1589] <... futex resumed>) = 0 [pid 1588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1584] <... futex resumed>) = 0 [pid 1592] <... futex resumed>) = 0 [pid 1591] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1589] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1588] ioctl(3, PPPIOCSFLAGS, 0 [pid 1587] +++ exited with 0 +++ [pid 1584] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1582] +++ exited with 0 +++ [pid 1592] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1591] <... clone3 resumed>) = 1596 [pid 1592] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1588] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1591] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1592] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1588] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1592] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1591] <... futex resumed>) = 1 [pid 1589] <... futex resumed>) = 0 [pid 1592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1591] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1588] <... futex resumed>) = 1 [pid 1584] <... futex resumed>) = 0 [pid 1592] <... mmap resumed>) = 0x7ff80b96e000 [pid 1591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1589] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1588] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1589] <... futex resumed>) = 0 [pid 1584] exit_group(0 [pid 1592] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1591] ioctl(3, PPPIOCSFLAGS, 0 [pid 1589] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1592] <... mprotect resumed>) = 0 [pid 1591] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1588] <... futex resumed>) = ? [pid 1584] <... exit_group resumed>) = ? [pid 1592] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1591] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1592] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1588] +++ exited with 0 +++ [pid 1584] +++ exited with 0 +++ [pid 1592] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1591] <... futex resumed>) = 1 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1589] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1597 attached [pid 1592] <... clone3 resumed> => {parent_tid=[1597]}, 88) = 1597 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1589] exit_group(0 [pid 1592] rt_sigprocmask(SIG_SETMASK, [] [pid 1597] set_robust_list(0x7ff80b98e9a0, 24 [pid 1589] <... exit_group resumed>) = ? [pid 1592] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1597] <... set_robust_list resumed>) = 0 [pid 1597] rt_sigprocmask(SIG_SETMASK, [] [pid 1592] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1597] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1592] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1591] +++ exited with 0 +++ [pid 1589] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1597] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1597] <... socket resumed>) = 3 [pid 1597] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1597] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1592] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1598 attached [pid 1592] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1598] set_robust_list(0x5555656516a0, 24) = 0 [pid 1598] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1597] <... futex resumed>) = 0 [pid 1592] <... futex resumed>) = 1 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1600 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1598 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1599 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1601 ci2-android-5-10/strace-static-x86_64: Process 1601 attached ci2-android-5-10/strace-static-x86_64: Process 1600 attached ci2-android-5-10/strace-static-x86_64: Process 1599 attached [pid 1597] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1592] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1601] set_robust_list(0x5555656516a0, 24 [pid 1600] set_robust_list(0x5555656516a0, 24 [pid 1597] <... socket resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1601] <... set_robust_list resumed>) = 0 [pid 1600] <... set_robust_list resumed>) = 0 [pid 1599] set_robust_list(0x5555656516a0, 24 [pid 1597] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1601] rt_sigprocmask(SIG_SETMASK, [] [pid 1597] <... futex resumed>) = 1 [pid 1592] <... futex resumed>) = 0 [pid 1601] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1600] rt_sigprocmask(SIG_SETMASK, [] [pid 1599] <... set_robust_list resumed>) = 0 [pid 1597] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1592] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1592] <... futex resumed>) = 0 [pid 1601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1600] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1597] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1592] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1597] <... connect resumed>) = -1 EEXIST (File exists) [pid 1601] <... prctl resumed>) = 0 [pid 1600] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1599] rt_sigprocmask(SIG_SETMASK, [] [pid 1597] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1598] setpgid(0, 0) = 0 [pid 1598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1601] setpgid(0, 0 [pid 1600] <... prctl resumed>) = 0 [pid 1599] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1597] <... futex resumed>) = 1 [pid 1592] <... futex resumed>) = 0 [pid 1597] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1592] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1592] <... futex resumed>) = 0 [pid 1597] sendfile(-1, -1, [3 [pid 1592] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1597] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1601] <... setpgid resumed>) = 0 [pid 1600] setpgid(0, 0 [pid 1598] <... openat resumed>) = 3 [pid 1597] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1598] write(3, "1000", 4 [pid 1597] <... futex resumed>) = 1 [pid 1592] <... futex resumed>) = 0 [pid 1597] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1592] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1592] <... futex resumed>) = 0 [pid 1597] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1592] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1598] <... write resumed>) = 4 [pid 1598] close(3) = 0 [pid 1598] write(1, "executing program\n", 18) = 18 [pid 1598] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1597] <... clone3 resumed>) = 1602 [pid 1598] <... futex resumed>) = 0 [pid 1598] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1597] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1598] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1597] <... futex resumed>) = 1 [pid 1592] <... futex resumed>) = 0 [pid 1597] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1592] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1592] <... futex resumed>) = 0 [pid 1597] ioctl(3, PPPIOCSFLAGS, 0 executing program [pid 1592] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1597] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1598] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1597] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1598] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1597] <... futex resumed>) = 1 [pid 1592] <... futex resumed>) = 0 [pid 1600] <... setpgid resumed>) = 0 [pid 1597] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1592] exit_group(0 [pid 1601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1598] <... mmap resumed>) = 0x7ff80b96e000 [pid 1597] <... futex resumed>) = ? [pid 1592] <... exit_group resumed>) = ? [pid 1598] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1597] +++ exited with 0 +++ [pid 1598] <... mprotect resumed>) = 0 [pid 1598] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1592] +++ exited with 0 +++ [pid 1598] <... clone3 resumed> => {parent_tid=[1603]}, 88) = 1603 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1598] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1598] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1598] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1603 attached [pid 1603] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1603] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1603] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1603] <... socket resumed>) = 3 [pid 1603] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1600] <... openat resumed>) = 3 [pid 1598] <... futex resumed>) = 0 [pid 1601] <... openat resumed>) = 3 [pid 1600] write(3, "1000", 4 [pid 1598] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1598] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1603] <... futex resumed>) = 1 [pid 1603] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1601] write(3, "1000", 4 [pid 1600] <... write resumed>) = 4 [pid 1599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1603] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1601] <... write resumed>) = 4 [pid 1600] close(3 [pid 1599] <... prctl resumed>) = 0 [pid 1598] <... futex resumed>) = 0 [pid 1598] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1598] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1603] <... futex resumed>) = 1 [pid 1601] close(3 [pid 1600] <... close resumed>) = 0 [pid 1603] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1601] <... close resumed>) = 0 [pid 1600] write(1, "executing program\n", 18 [pid 1599] setpgid(0, 0 [pid 1601] write(1, "executing program\n", 18 [pid 1600] <... write resumed>) = 18 [pid 1599] <... setpgid resumed>) = 0 [pid 1603] <... connect resumed>) = 0 [pid 1603] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1598] <... futex resumed>) = 0 executing program [pid 1598] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1598] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1603] <... futex resumed>) = 1 [pid 1603] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1601] <... write resumed>) = 18 [pid 1600] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1603] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1601] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1600] <... futex resumed>) = 0 [pid 1599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1598] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1598] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1601] <... futex resumed>) = 0 [pid 1600] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1598] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1601] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1600] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1599] <... openat resumed>) = 3 [pid 1598] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1603] <... futex resumed>) = 1 [pid 1603] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1601] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1600] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1599] write(3, "1000", 4 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1604 [pid 1601] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1600] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1601] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1599] <... write resumed>) = 4 [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1604 attached [pid 1603] <... clone3 resumed>) = 1605 [pid 1601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1600] <... mmap resumed>) = 0x7ff80b96e000 [pid 1603] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1598] <... futex resumed>) = 0 [pid 1598] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1599] close(3 [pid 1598] <... futex resumed>) = 0 [pid 1601] <... mmap resumed>) = 0x7ff80b96e000 [pid 1600] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1598] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1603] <... futex resumed>) = 1 [pid 1603] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 1603] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1598] <... futex resumed>) = 0 [pid 1598] exit_group(0) = ? [pid 1603] <... futex resumed>) = ? [pid 1604] set_robust_list(0x5555656516a0, 24 [pid 1603] +++ exited with 0 +++ [pid 1601] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1600] <... mprotect resumed>) = 0 [pid 1599] <... close resumed>) = 0 [pid 1598] +++ exited with 0 +++ [pid 1601] <... mprotect resumed>) = 0 [pid 1604] <... set_robust_list resumed>) = 0 [pid 1601] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1600] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1599] write(1, "executing program\n", 18 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 1604] rt_sigprocmask(SIG_SETMASK, [] [pid 1601] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1600] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1599] <... write resumed>) = 18 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1601] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1600] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1599] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1606 attached ) = 0 [pid 1601] <... clone3 resumed> => {parent_tid=[1606]}, 88) = 1606 [pid 1604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1601] rt_sigprocmask(SIG_SETMASK, [] [pid 1600] <... clone3 resumed> => {parent_tid=[1607]}, 88) = 1607 [pid 1599] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1604] <... prctl resumed>) = 0 [pid 1601] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1600] rt_sigprocmask(SIG_SETMASK, [] [pid 1599] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1604] setpgid(0, 0 [pid 1601] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1600] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1599] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1604] <... setpgid resumed>) = 0 [pid 1601] <... futex resumed>) = 0 [pid 1600] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1599] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1601] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1600] <... futex resumed>) = 0 [pid 1604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1600] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1599] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1606] set_robust_list(0x7ff80b98e9a0, 24 [pid 1599] <... mmap resumed>) = 0x7ff80b96e000 [pid 1606] <... set_robust_list resumed>) = 0 [pid 1599] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1599] <... mprotect resumed>) = 0 [pid 1604] <... openat resumed>) = 3 [pid 1606] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1604] write(3, "1000", 4 [pid 1599] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1606] <... socket resumed>) = 3 [pid 1604] <... write resumed>) = 4 [pid 1599] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1606] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1599] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1604] close(3 [pid 1606] <... futex resumed>) = 1 [pid 1606] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1607 attached [pid 1601] <... futex resumed>) = 0 [pid 1604] <... close resumed>) = 0 [pid 1601] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1599] <... clone3 resumed> => {parent_tid=[1608]}, 88) = 1608 [pid 1604] write(1, "executing program\n", 18 [pid 1601] <... futex resumed>) = 1 [pid 1599] rt_sigprocmask(SIG_SETMASK, [] [pid 1604] <... write resumed>) = 18 [pid 1601] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1599] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1606] <... futex resumed>) = 0 [pid 1604] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1599] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1606] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1604] <... futex resumed>) = 0 executing program [pid 1599] <... futex resumed>) = 0 [pid 1606] <... socket resumed>) = 4 [pid 1604] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1599] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1606] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1604] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1606] <... futex resumed>) = 1 [pid 1604] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1601] <... futex resumed>) = 0 [pid 1606] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1601] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1606] <... connect resumed>) = -1 EEXIST (File exists) [pid 1604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1601] <... futex resumed>) = 0 [pid 1606] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1601] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1604] <... mmap resumed>) = 0x7ff80b96e000 [pid 1601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1606] <... futex resumed>) = 0 [pid 1604] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1601] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1606] sendfile(-1, -1, [3 [pid 1601] <... futex resumed>) = 0 [pid 1604] <... mprotect resumed>) = 0 [pid 1601] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1606] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1606] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1606] <... futex resumed>) = 1 [pid 1604] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1601] <... futex resumed>) = 0 [pid 1606] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1601] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1609 attached [pid 1606] <... clone3 resumed>) = 1610 [pid 1601] <... futex resumed>) = 0 [pid 1606] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1604] <... clone3 resumed> => {parent_tid=[1609]}, 88) = 1609 [pid 1601] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1609] set_robust_list(0x7ff80b98e9a0, 24 [pid 1604] rt_sigprocmask(SIG_SETMASK, [] [pid 1606] <... futex resumed>) = 0 [pid 1606] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1607] set_robust_list(0x7ff80b98e9a0, 24 [pid 1601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1607] <... set_robust_list resumed>) = 0 [pid 1607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1607] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1607] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1600] <... futex resumed>) = 0 [pid 1600] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1600] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1607] <... futex resumed>) = 1 [pid 1604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1601] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1607] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1604] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1609] <... set_robust_list resumed>) = 0 [pid 1601] <... futex resumed>) = 1 [pid 1606] <... futex resumed>) = 0 [pid 1606] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1604] <... futex resumed>) = 0 [pid 1601] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... restart_syscall resumed>) = 0 [pid 1607] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1606] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1607] <... futex resumed>) = 1 [pid 1606] <... futex resumed>) = 0 [pid 1600] <... futex resumed>) = 0 [pid 1607] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1606] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1600] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1607] <... connect resumed>) = -1 EEXIST (File exists) [pid 1604] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1600] <... futex resumed>) = 0 [pid 1609] rt_sigprocmask(SIG_SETMASK, [] [pid 1607] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1600] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1607] <... futex resumed>) = 0 [pid 1600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1607] sendfile(-1, -1, [3 [pid 1600] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1607] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1600] <... futex resumed>) = 0 [pid 1607] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1600] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1607] <... futex resumed>) = 0 [pid 1600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1607] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1601] exit_group(0 [pid 1600] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1609] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1607] <... clone3 resumed>) = 1611 [pid 1606] <... futex resumed>) = ? [pid 1601] <... exit_group resumed>) = ? [pid 1600] <... futex resumed>) = 0 [pid 1607] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1606] +++ exited with 0 +++ [pid 1600] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1607] <... futex resumed>) = 0 [pid 1600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1607] ioctl(3, PPPIOCSFLAGS, 0 [pid 1600] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1607] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1601] +++ exited with 0 +++ [pid 1600] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1607] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1600] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1607] <... futex resumed>) = 0 [pid 1600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1607] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1600] exit_group(0 [pid 1607] <... futex resumed>) = ? [pid 1600] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1612 attached ci2-android-5-10/strace-static-x86_64: Process 1608 attached [pid 1609] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1607] +++ exited with 0 +++ [pid 1600] +++ exited with 0 +++ [pid 1608] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1608] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1608] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1609] <... socket resumed>) = 3 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1612 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1608] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1599] <... futex resumed>) = 0 [pid 1608] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1599] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1608] <... socket resumed>) = 4 [pid 1599] <... futex resumed>) = 0 [pid 1609] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1608] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1599] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1608] <... futex resumed>) = 0 [pid 1599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1608] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1599] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1608] <... connect resumed>) = -1 EEXIST (File exists) [pid 1599] <... futex resumed>) = 0 [pid 1608] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1599] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1608] <... futex resumed>) = 0 [pid 1599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1608] sendfile(-1, -1, [3 [pid 1599] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1612] set_robust_list(0x5555656516a0, 24 [pid 1609] <... futex resumed>) = 1 [pid 1604] <... futex resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1608] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1599] <... futex resumed>) = 0 [pid 1608] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1599] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1608] <... futex resumed>) = 0 [pid 1599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1608] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1599] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1612] <... set_robust_list resumed>) = 0 [pid 1609] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1608] <... clone3 resumed>) = 1613 [pid 1604] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1599] <... futex resumed>) = 0 [pid 1612] rt_sigprocmask(SIG_SETMASK, [] [pid 1609] <... socket resumed>) = 4 [pid 1608] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1604] <... futex resumed>) = 0 [pid 1599] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1608] <... futex resumed>) = 0 [pid 1599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1608] ioctl(3, PPPIOCSFLAGS, 0 [pid 1599] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1609] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1608] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1604] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1599] <... futex resumed>) = 0 [pid 1608] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1599] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1608] <... futex resumed>) = 0 [pid 1599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1608] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1599] exit_group(0 [pid 1608] <... futex resumed>) = ? [pid 1599] <... exit_group resumed>) = ? [pid 1612] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1609] <... futex resumed>) = 0 [pid 1608] +++ exited with 0 +++ [pid 1604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1599] +++ exited with 0 +++ [pid 1612] <... prctl resumed>) = 0 [pid 1612] setpgid(0, 0) = 0 [pid 1612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1609] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1604] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1612] write(3, "1000", 4) = 4 [pid 1612] close(3) = 0 [pid 1612] write(1, "executing program\n", 18) = 18 [pid 1612] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1612] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1604] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1612] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1609] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1604] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1612] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1609] <... connect resumed>) = -1 EEXIST (File exists) [pid 1612] <... mmap resumed>) = 0x7ff80b96e000 [pid 1612] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1609] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1612] <... mprotect resumed>) = 0 [pid 1612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1609] <... futex resumed>) = 1 [pid 1604] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1609] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1604] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1612] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1604] <... futex resumed>) = 0 [pid 1609] sendfile(-1, -1, [3 [pid 1604] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1612] <... clone3 resumed> => {parent_tid=[1614]}, 88) = 1614 [pid 1609] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1612] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1609] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1612] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1609] <... futex resumed>) = 1 [pid 1604] <... futex resumed>) = 0 [pid 1612] <... futex resumed>) = 0 [pid 1609] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1604] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1612] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1604] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1614 attached [pid 1614] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1609] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1604] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1614] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1614] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1614] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1612] <... futex resumed>) = 0 [pid 1612] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1609] <... clone3 resumed>) = 1616 [pid 1612] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1615 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1614] <... futex resumed>) = 1 [pid 1609] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1609] <... futex resumed>) = 1 [pid 1604] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1609] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1604] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1614] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1614] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1612] <... futex resumed>) = 0 [pid 1612] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1604] <... futex resumed>) = 0 [pid 1612] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1614] <... futex resumed>) = 1 [pid 1614] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1614] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1604] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1618 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1617 [pid 1609] ioctl(3, PPPIOCSFLAGS, 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1609] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1609] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1609] <... futex resumed>) = 1 [pid 1604] <... futex resumed>) = 0 [pid 1609] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1612] <... futex resumed>) = 0 [pid 1612] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1604] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 1618 attached [pid 1612] <... futex resumed>) = 0 [pid 1604] <... exit_group resumed>) = ? [pid 1609] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 1612] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1614] <... futex resumed>) = 1 [pid 1614] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1614] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1612] <... futex resumed>) = 0 [pid 1612] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1612] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1614] <... futex resumed>) = 1 [pid 1614] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1609] +++ exited with 0 +++ [pid 1604] +++ exited with 0 +++ [pid 1618] set_robust_list(0x5555656516a0, 24 [pid 1614] <... clone3 resumed>) = 1619 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1618] <... set_robust_list resumed>) = 0 [pid 1614] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1612] <... futex resumed>) = 0 [pid 1612] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1612] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1614] <... futex resumed>) = 1 [pid 1614] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1614] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1612] <... futex resumed>) = 0 [pid 1618] rt_sigprocmask(SIG_SETMASK, [] [pid 1612] exit_group(0) = ? [pid 1618] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1614] <... futex resumed>) = ? [pid 1618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1614] +++ exited with 0 +++ [pid 1612] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1615 attached ci2-android-5-10/strace-static-x86_64: Process 1617 attached [pid 1615] set_robust_list(0x5555656516a0, 24 [pid 1617] set_robust_list(0x5555656516a0, 24 [pid 1615] <... set_robust_list resumed>) = 0 [pid 1617] <... set_robust_list resumed>) = 0 [pid 1615] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1618] <... prctl resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1617] rt_sigprocmask(SIG_SETMASK, [] [pid 1615] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1617] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1618] setpgid(0, 0) = 0 [pid 1617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1615] <... prctl resumed>) = 0 [pid 1617] setpgid(0, 0 [pid 1615] setpgid(0, 0 [pid 1617] <... setpgid resumed>) = 0 [pid 1615] <... setpgid resumed>) = 0 [pid 1618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1618] <... openat resumed>) = 3 [pid 1615] <... openat resumed>) = 3 [pid 1617] <... openat resumed>) = 3 [pid 1615] write(3, "1000", 4) = 4 [pid 1615] close(3) = 0 [pid 1615] write(1, "executing program\n", 18 [pid 1617] write(3, "1000", 4 [pid 1615] <... write resumed>) = 18 executing program [pid 1617] <... write resumed>) = 4 [pid 1615] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1617] close(3) = 0 [pid 1615] <... futex resumed>) = 0 [pid 1617] write(1, "executing program\n", 18 [pid 1615] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1617] <... write resumed>) = 18 [pid 1615] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1615] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1617] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1615] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1618] write(3, "1000", 4 [pid 1617] <... futex resumed>) = 0 executing program [pid 1615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1617] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1615] <... mmap resumed>) = 0x7ff80b96e000 [pid 1617] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1615] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1617] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1615] <... mprotect resumed>) = 0 [pid 1618] <... write resumed>) = 4 [pid 1618] close(3 [pid 1617] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1615] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1618] <... close resumed>) = 0 [pid 1617] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1615] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1618] write(1, "executing program\n", 18 [pid 302] <... restart_syscall resumed>) = 0 [pid 1618] <... write resumed>) = 18 executing program [pid 1617] <... mmap resumed>) = 0x7ff80b96e000 [pid 1615] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1618] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1618] <... futex resumed>) = 0 [pid 1617] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1618] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1617] <... mprotect resumed>) = 0 [pid 1615] <... clone3 resumed> => {parent_tid=[1620]}, 88) = 1620 [pid 1618] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1621 [pid 1618] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1617] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1615] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1617] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1615] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1618] <... mmap resumed>) = 0x7ff80b96e000 [pid 1617] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1615] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1620 attached [pid 1618] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1615] <... futex resumed>) = 0 [pid 1617] <... clone3 resumed> => {parent_tid=[1622]}, 88) = 1622 [pid 1615] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1618] <... mprotect resumed>) = 0 [pid 1617] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1618] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1617] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1618] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1617] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1618] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1621 attached [pid 1621] set_robust_list(0x5555656516a0, 24 [pid 1618] <... clone3 resumed> => {parent_tid=[1623]}, 88) = 1623 [pid 1621] <... set_robust_list resumed>) = 0 [pid 1618] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1623 attached [pid 1621] rt_sigprocmask(SIG_SETMASK, [] [pid 1620] set_robust_list(0x7ff80b98e9a0, 24 [pid 1618] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 1621] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1620] <... set_robust_list resumed>) = 0 [pid 1618] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1621] <... prctl resumed>) = 0 [pid 1621] setpgid(0, 0) = 0 [pid 1623] set_robust_list(0x7ff80b98e9a0, 24 [pid 1621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1620] rt_sigprocmask(SIG_SETMASK, [] [pid 1618] <... futex resumed>) = 0 [pid 1621] <... openat resumed>) = 3 [pid 1621] write(3, "1000", 4) = 4 [pid 1621] close(3) = 0 [pid 1618] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1621] write(1, "executing program\n", 18) = 18 executing program [pid 1621] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1621] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1621] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1621] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1620] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1623] <... set_robust_list resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1621] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1621] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1624 attached [pid 1623] rt_sigprocmask(SIG_SETMASK, [] [pid 1620] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1621] <... clone3 resumed> => {parent_tid=[1624]}, 88) = 1624 [pid 1621] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1621] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1621] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1622 attached [pid 1620] <... socket resumed>) = 3 [pid 1622] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1622] rt_sigprocmask(SIG_SETMASK, [] [pid 1620] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1622] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1622] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1622] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1617] <... futex resumed>) = 0 [pid 1622] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1617] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1624] set_robust_list(0x7ff80b98e9a0, 24 [pid 1623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1622] <... socket resumed>) = 4 [pid 1620] <... futex resumed>) = 1 [pid 1617] <... futex resumed>) = 0 [pid 1615] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1625 [pid 1622] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1617] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1615] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1622] <... futex resumed>) = 0 [pid 1617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1615] <... futex resumed>) = 0 [pid 1622] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1617] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1615] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1622] <... connect resumed>) = -1 EEXIST (File exists) [pid 1617] <... futex resumed>) = 0 [pid 1622] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1617] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1622] <... futex resumed>) = 0 [pid 1617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1622] sendfile(-1, -1, [3 [pid 1617] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1622] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1617] <... futex resumed>) = 0 [pid 1622] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1620] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1617] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1622] <... futex resumed>) = 0 [pid 1620] <... socket resumed>) = 4 [pid 1617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1622] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1620] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1617] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1624] <... set_robust_list resumed>) = 0 [pid 1623] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1622] <... clone3 resumed>) = 1626 [pid 1620] <... futex resumed>) = 1 [pid 1617] <... futex resumed>) = 0 [pid 1615] <... futex resumed>) = 0 [pid 1622] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1617] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1615] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1625 attached [pid 1622] <... futex resumed>) = 0 [pid 1617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1615] <... futex resumed>) = 0 [pid 1620] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1625] set_robust_list(0x5555656516a0, 24 [pid 1623] <... socket resumed>) = 3 [pid 1622] ioctl(3, PPPIOCSFLAGS, 0 [pid 1620] <... connect resumed>) = -1 EEXIST (File exists) [pid 1617] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1615] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1625] <... set_robust_list resumed>) = 0 [pid 1623] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1622] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1620] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1617] <... futex resumed>) = 0 [pid 1615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1625] rt_sigprocmask(SIG_SETMASK, [] [pid 1624] rt_sigprocmask(SIG_SETMASK, [] [pid 1623] <... futex resumed>) = 1 [pid 1622] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1620] <... futex resumed>) = 0 [pid 1618] <... futex resumed>) = 0 [pid 1617] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1615] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1625] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1622] <... futex resumed>) = 0 [pid 1617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1615] <... futex resumed>) = 0 [pid 1625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1622] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1617] exit_group(0 [pid 1615] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1625] <... prctl resumed>) = 0 [pid 1622] <... futex resumed>) = ? [pid 1617] <... exit_group resumed>) = ? [pid 1625] setpgid(0, 0 [pid 1624] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1623] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1622] +++ exited with 0 +++ [pid 1620] sendfile(-1, -1, [3 [pid 1618] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1617] +++ exited with 0 +++ [pid 1625] <... setpgid resumed>) = 0 [pid 1625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1624] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1620] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1618] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1623] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1620] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1618] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1625] write(3, "1000", 4 [pid 1623] <... socket resumed>) = 4 [pid 1620] <... futex resumed>) = 1 [pid 1615] <... futex resumed>) = 0 [pid 1625] <... write resumed>) = 4 [pid 1623] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1620] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1615] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1625] close(3 [pid 1623] <... futex resumed>) = 1 [pid 1620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1618] <... futex resumed>) = 0 [pid 1615] <... futex resumed>) = 0 [pid 1625] <... close resumed>) = 0 [pid 1623] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1620] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1618] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1615] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1625] write(1, "executing program\n", 18 [pid 1623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1625] <... write resumed>) = 18 [pid 1625] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1625] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1625] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1620] <... clone3 resumed>) = 1627 [pid 1618] <... futex resumed>) = 0 [pid 1625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1623] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1625] <... mmap resumed>) = 0x7ff80b96e000 [pid 1620] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1618] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1625] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1623] <... connect resumed>) = -1 EEXIST (File exists) [pid 1620] <... futex resumed>) = 1 [pid 1615] <... futex resumed>) = 0 [pid 1625] <... mprotect resumed>) = 0 [pid 1623] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1620] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1615] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1625] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1624] <... socket resumed>) = 3 [pid 1623] <... futex resumed>) = 1 [pid 1620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1618] <... futex resumed>) = 0 [pid 1615] <... futex resumed>) = 0 [pid 1625] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1624] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1623] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1620] ioctl(3, PPPIOCSFLAGS, 0 [pid 1618] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1615] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1625] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1624] <... futex resumed>) = 1 [pid 1623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1621] <... futex resumed>) = 0 [pid 1620] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1618] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1628 attached [pid 1624] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1621] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1625] <... clone3 resumed> => {parent_tid=[1628]}, 88) = 1628 [pid 1621] <... futex resumed>) = 0 [pid 1625] rt_sigprocmask(SIG_SETMASK, [] [pid 1621] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1628] set_robust_list(0x7ff80b98e9a0, 24 [pid 1625] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1623] sendfile(-1, -1, [3 [pid 1620] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1618] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1625] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1625] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1628] <... set_robust_list resumed>) = 0 [pid 1624] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1623] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1620] <... futex resumed>) = 1 [pid 1615] <... futex resumed>) = 0 [pid 1628] rt_sigprocmask(SIG_SETMASK, [] [pid 1624] <... socket resumed>) = 4 [pid 1623] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1620] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1615] exit_group(0 [pid 1624] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1623] <... futex resumed>) = 1 [pid 1620] <... futex resumed>) = ? [pid 1618] <... futex resumed>) = 0 [pid 1615] <... exit_group resumed>) = ? [pid 1628] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1624] <... futex resumed>) = 1 [pid 1623] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1621] <... futex resumed>) = 0 [pid 1620] +++ exited with 0 +++ [pid 1618] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1615] +++ exited with 0 +++ [pid 1624] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1621] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1618] <... futex resumed>) = 0 [pid 1624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1623] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1621] <... futex resumed>) = 0 [pid 1618] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1624] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1621] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1628] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1628] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1625] <... futex resumed>) = 0 [pid 1628] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1625] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1623] <... clone3 resumed>) = 1629 [pid 1628] <... socket resumed>) = 4 [pid 1625] <... futex resumed>) = 0 [pid 1624] <... connect resumed>) = -1 EEXIST (File exists) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1628] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1625] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1624] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1623] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1628] <... futex resumed>) = 0 [pid 1625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1624] <... futex resumed>) = 1 [pid 1623] <... futex resumed>) = 1 [pid 1621] <... futex resumed>) = 0 [pid 1618] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1628] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1625] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1621] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1628] <... connect resumed>) = -1 EEXIST (File exists) [pid 1625] <... futex resumed>) = 0 [pid 1624] sendfile(-1, -1, [3 [pid 1623] ioctl(3, PPPIOCSFLAGS, 0 [pid 1621] <... futex resumed>) = 0 [pid 1618] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1628] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1625] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1624] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1623] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1621] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1618] <... futex resumed>) = 0 [pid 1628] <... futex resumed>) = 0 [pid 1625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1624] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1623] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1618] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 1628] sendfile(-1, -1, [3 [pid 1625] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1624] <... futex resumed>) = 0 [pid 1623] <... futex resumed>) = 0 [pid 1621] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1628] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1625] <... futex resumed>) = 0 [pid 1624] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1623] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1621] <... futex resumed>) = 0 [pid 1628] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1625] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1621] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1618] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1628] <... futex resumed>) = 0 [pid 1625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1628] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1625] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1628] <... clone3 resumed>) = 1631 [pid 1625] <... futex resumed>) = 0 [pid 1624] <... clone3 resumed>) = 1630 [pid 1623] <... futex resumed>) = ? [pid 1618] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1628] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1625] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1628] <... futex resumed>) = 0 [pid 1625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1628] ioctl(3, PPPIOCSFLAGS, 0 [pid 1625] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1628] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1625] <... futex resumed>) = 0 [pid 1628] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1625] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1628] <... futex resumed>) = 0 [pid 1625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1628] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1625] exit_group(0 [pid 1624] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1623] +++ exited with 0 +++ [pid 1628] <... futex resumed>) = ? [pid 1625] <... exit_group resumed>) = ? [pid 1628] +++ exited with 0 +++ [pid 1625] +++ exited with 0 +++ [pid 1618] +++ exited with 0 +++ [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1624] <... futex resumed>) = 1 [pid 1621] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1632 [pid 1621] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1621] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1632 attached [pid 1632] set_robust_list(0x5555656516a0, 24) = 0 [pid 1632] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1625, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1624] ioctl(3, PPPIOCSFLAGS, 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1632] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1632] <... prctl resumed>) = 0 [pid 1632] setpgid(0, 0) = 0 [pid 1632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1632] write(3, "1000", 4) = 4 [pid 1624] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1633 [pid 1632] close(3) = 0 [pid 1632] write(1, "executing program\n", 18) = 18 [pid 1632] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1632] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 executing program [pid 1632] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1624] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1624] <... futex resumed>) = 1 [pid 1621] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1624] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1621] exit_group(0 [pid 1624] <... futex resumed>) = ? [pid 1621] <... exit_group resumed>) = ? [pid 1624] +++ exited with 0 +++ [pid 1621] +++ exited with 0 +++ [pid 1632] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1632] <... mprotect resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1632] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1632] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] <... restart_syscall resumed>) = 0 [pid 1632] <... clone3 resumed> => {parent_tid=[1634]}, 88) = 1634 ci2-android-5-10/strace-static-x86_64: Process 1634 attached [pid 1632] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1632] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1632] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1633 attached [pid 1633] set_robust_list(0x5555656516a0, 24) = 0 [pid 1633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1633] setpgid(0, 0) = 0 [pid 1633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1634] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1633] <... openat resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1633] write(3, "1000", 4) = 4 [pid 1634] rt_sigprocmask(SIG_SETMASK, [] [pid 1633] close(3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1633] <... close resumed>) = 0 [pid 1633] write(1, "executing program\n", 18) = 18 [pid 1633] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1633] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1633] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1633] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1633] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1634] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1635 [pid 1633] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1633] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1633] <... clone3 resumed> => {parent_tid=[1636]}, 88) = 1636 [pid 1633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1633] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1634] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1633] <... futex resumed>) = 0 [pid 1634] <... socket resumed>) = 3 [pid 1633] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1634] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1635 attached [pid 1635] set_robust_list(0x5555656516a0, 24 [pid 1632] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1632] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1632] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1635] <... set_robust_list resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1635] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1634] <... futex resumed>) = 1 [pid 302] <... restart_syscall resumed>) = 0 [pid 1635] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1635] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 1636 attached ) = 0 [pid 1636] set_robust_list(0x7ff80b98e9a0, 24 [pid 1635] setpgid(0, 0) = 0 [pid 1636] <... set_robust_list resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1637 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1636] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1635] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1638 [pid 1636] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1633] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1633] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1633] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1636] <... futex resumed>) = 1 [pid 1636] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1634] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1635] write(3, "1000", 4) = 4 [pid 1636] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1635] close(3 [pid 1633] <... futex resumed>) = 0 [pid 1633] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1633] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1635] <... close resumed>) = 0 [pid 1636] <... futex resumed>) = 1 [pid 1636] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1635] write(1, "executing program\n", 18 [pid 1634] <... socket resumed>) = 4 executing program [pid 1635] <... write resumed>) = 18 [pid 1635] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1636] <... connect resumed>) = -1 EEXIST (File exists) [pid 1636] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1635] <... futex resumed>) = 0 [pid 1633] <... futex resumed>) = 0 [pid 1636] <... futex resumed>) = 1 [pid 1635] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1634] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1633] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1638 attached [pid 1636] sendfile(-1, -1, [3 [pid 1635] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1633] <... futex resumed>) = 0 [pid 1636] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1635] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1633] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1636] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1635] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1636] <... futex resumed>) = 1 [pid 1635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1633] <... futex resumed>) = 0 [pid 1636] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1635] <... mmap resumed>) = 0x7ff80b96e000 [pid 1634] <... futex resumed>) = 1 [pid 1633] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1632] <... futex resumed>) = 0 [pid 1636] <... clone3 resumed>) = 1639 [pid 1635] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1634] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1633] <... futex resumed>) = 0 [pid 1632] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1637 attached [pid 1638] set_robust_list(0x5555656516a0, 24 [pid 1636] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1635] <... mprotect resumed>) = 0 [pid 1634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1633] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1632] <... futex resumed>) = 0 [pid 1638] <... set_robust_list resumed>) = 0 [pid 1636] <... futex resumed>) = 0 [pid 1635] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1634] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1632] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1638] rt_sigprocmask(SIG_SETMASK, [] [pid 1637] set_robust_list(0x5555656516a0, 24 [pid 1636] ioctl(3, PPPIOCSFLAGS, 0 [pid 1635] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1634] <... connect resumed>) = -1 EEXIST (File exists) [pid 1633] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1637] <... set_robust_list resumed>) = 0 [pid 1636] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1634] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1633] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1640 attached [pid 1638] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1637] rt_sigprocmask(SIG_SETMASK, [] [pid 1636] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1634] <... futex resumed>) = 1 [pid 1633] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1632] <... futex resumed>) = 0 [pid 1638] <... prctl resumed>) = 0 [pid 1637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1636] <... futex resumed>) = 0 [pid 1635] <... clone3 resumed> => {parent_tid=[1640]}, 88) = 1640 [pid 1634] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1632] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1638] setpgid(0, 0 [pid 1637] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1636] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1635] rt_sigprocmask(SIG_SETMASK, [] [pid 1634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1633] exit_group(0 [pid 1632] <... futex resumed>) = 0 [pid 1638] <... setpgid resumed>) = 0 [pid 1637] <... prctl resumed>) = 0 [pid 1636] <... futex resumed>) = ? [pid 1635] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1634] sendfile(-1, -1, [3 [pid 1633] <... exit_group resumed>) = ? [pid 1632] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1640] set_robust_list(0x7ff80b98e9a0, 24 [pid 1638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1637] setpgid(0, 0 [pid 1636] +++ exited with 0 +++ [pid 1635] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1634] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1633] +++ exited with 0 +++ [pid 1635] <... futex resumed>) = 0 [pid 1634] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1638] <... openat resumed>) = 3 [pid 1637] <... setpgid resumed>) = 0 [pid 1635] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1634] <... futex resumed>) = 1 [pid 1632] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1638] write(3, "1000", 4 [pid 1634] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1632] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1638] <... write resumed>) = 4 [pid 1637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1632] <... futex resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1638] close(3 [pid 1634] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1632] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1638] <... close resumed>) = 0 [pid 1637] <... openat resumed>) = 3 [pid 1640] <... set_robust_list resumed>) = 0 [pid 1640] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1640] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1638] write(1, "executing program\n", 18 [pid 1634] <... clone3 resumed>) = 1641 [pid 1637] write(3, "1000", 4 [pid 1640] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1634] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1638] <... write resumed>) = 18 [pid 1637] <... write resumed>) = 4 [pid 1634] <... futex resumed>) = 1 [pid 1632] <... futex resumed>) = 0 [pid 1638] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1637] close(3 executing program [pid 1634] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1638] <... futex resumed>) = 0 [pid 1637] <... close resumed>) = 0 [pid 1634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1632] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1638] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1637] write(1, "executing program\n", 18 [pid 1634] ioctl(3, PPPIOCSFLAGS, 0 [pid 1632] <... futex resumed>) = 0 [pid 1638] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1640] <... futex resumed>) = 1 [pid 1635] <... futex resumed>) = 0 [pid 1640] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1635] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1640] <... socket resumed>) = 4 [pid 1635] <... futex resumed>) = 0 [pid 1640] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1635] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1640] <... futex resumed>) = 0 [pid 1635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1640] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1635] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1640] <... connect resumed>) = -1 EEXIST (File exists) [pid 1638] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1635] <... futex resumed>) = 0 executing program [pid 1634] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1637] <... write resumed>) = 18 [pid 1632] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 1640] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1635] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1634] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1637] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1640] <... futex resumed>) = 0 [pid 1638] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1637] <... futex resumed>) = 0 [pid 1635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1634] <... futex resumed>) = 0 [pid 1632] exit_group(0 [pid 1640] sendfile(-1, -1, [3 [pid 1638] <... mmap resumed>) = 0x7ff80b96e000 [pid 1637] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1635] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1634] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1640] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1638] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1637] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1635] <... futex resumed>) = 0 [pid 1632] <... exit_group resumed>) = ? [pid 1640] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1638] <... mprotect resumed>) = 0 [pid 1637] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1635] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1634] +++ exited with 0 +++ [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1640] <... futex resumed>) = 0 [pid 1635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1640] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1635] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1632] +++ exited with 0 +++ [pid 1640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1638] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1635] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1640] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1638] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1637] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1635] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1640] <... clone3 resumed>) = 1642 [pid 1638] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1640] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1635] <... futex resumed>) = 0 [pid 1640] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1637] <... mmap resumed>) = 0x7ff80b96e000 [pid 1635] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1638] <... clone3 resumed> => {parent_tid=[1644]}, 88) = 1644 [pid 1637] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1635] <... futex resumed>) = 0 [pid 1640] ioctl(3, PPPIOCSFLAGS, 0 [pid 1638] rt_sigprocmask(SIG_SETMASK, [] [pid 1637] <... mprotect resumed>) = 0 [pid 1635] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1643 [pid 1640] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1640] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1635] <... futex resumed>) = 0 [pid 1640] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1635] exit_group(0 [pid 1640] <... futex resumed>) = ? [pid 1635] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1644 attached [pid 1640] +++ exited with 0 +++ [pid 1638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1637] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1635] +++ exited with 0 +++ [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1638] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1637] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1638] <... futex resumed>) = 0 [pid 1637] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1638] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1637] <... clone3 resumed> => {parent_tid=[1645]}, 88) = 1645 ci2-android-5-10/strace-static-x86_64: Process 1643 attached [pid 1637] rt_sigprocmask(SIG_SETMASK, [] [pid 1643] set_robust_list(0x5555656516a0, 24 [pid 1637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1643] <... set_robust_list resumed>) = 0 [pid 1637] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1643] rt_sigprocmask(SIG_SETMASK, [] [pid 1637] <... futex resumed>) = 0 [pid 1643] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1637] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1643] setpgid(0, 0 [pid 1644] set_robust_list(0x7ff80b98e9a0, 24 [pid 1643] <... setpgid resumed>) = 0 [pid 1643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1644] <... set_robust_list resumed>) = 0 [pid 1644] rt_sigprocmask(SIG_SETMASK, [] [pid 1643] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 1643] write(3, "1000", 4) = 4 [pid 1643] close(3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1643] <... close resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 1643] write(1, "executing program\n", 18 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1643] <... write resumed>) = 18 [pid 1643] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1643] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1643] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1646 [pid 1644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1643] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1644] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1643] <... mprotect resumed>) = 0 [pid 1644] <... socket resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 1645 attached [pid 1643] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1645] set_robust_list(0x7ff80b98e9a0, 24 [pid 1643] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1646 attached [pid 1644] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1645] <... set_robust_list resumed>) = 0 [pid 1643] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1644] <... futex resumed>) = 1 [pid 1638] <... futex resumed>) = 0 [pid 1645] rt_sigprocmask(SIG_SETMASK, [] [pid 1644] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1638] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1645] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1644] <... socket resumed>) = 4 [pid 1643] <... clone3 resumed> => {parent_tid=[1647]}, 88) = 1647 [pid 1638] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1645] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1644] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1643] rt_sigprocmask(SIG_SETMASK, [] [pid 1645] <... socket resumed>) = 3 [pid 1644] <... futex resumed>) = 1 [pid 1643] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1638] <... futex resumed>) = 0 [pid 1646] set_robust_list(0x5555656516a0, 24 [pid 1645] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1644] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1643] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1638] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1645] <... futex resumed>) = 1 [pid 1643] <... futex resumed>) = 0 [pid 1645] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1643] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1638] <... futex resumed>) = 0 [pid 1637] <... futex resumed>) = 0 [pid 1638] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1637] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1644] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1637] <... futex resumed>) = 0 [pid 1637] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1644] <... connect resumed>) = -1 EEXIST (File exists) [pid 1645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1644] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1645] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1645] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1637] <... futex resumed>) = 0 [pid 1644] <... futex resumed>) = 1 [pid 1638] <... futex resumed>) = 0 [pid 1637] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1644] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1638] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 [pid 1637] <... futex resumed>) = 0 [pid 1644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1638] <... futex resumed>) = 0 [pid 1637] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1644] sendfile(-1, -1, [3 [pid 1638] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1644] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1644] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1644] <... futex resumed>) = 1 [pid 1638] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1644] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1638] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1638] <... futex resumed>) = 0 [pid 1645] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1645] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1645] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1647 attached [pid 1644] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1638] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1637] <... futex resumed>) = 0 [pid 1647] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1647] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1647] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1643] <... futex resumed>) = 0 [pid 1643] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1647] <... futex resumed>) = 1 [pid 1644] <... clone3 resumed>) = 1649 [pid 1643] <... futex resumed>) = 0 [pid 1637] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1648 [pid 1647] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1645] <... futex resumed>) = 0 [pid 1643] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1637] <... futex resumed>) = 1 [pid 1647] <... socket resumed>) = 4 [pid 1645] sendfile(-1, -1, [3 [pid 1644] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1637] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1647] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1645] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1644] <... futex resumed>) = 1 [pid 1638] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1647] <... futex resumed>) = 1 [pid 1646] <... set_robust_list resumed>) = 0 [pid 1645] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1644] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1643] <... futex resumed>) = 0 [pid 1647] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1645] <... futex resumed>) = 1 [pid 1644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1643] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1638] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1637] <... futex resumed>) = 0 [pid 1647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1646] rt_sigprocmask(SIG_SETMASK, [] [pid 1645] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1644] ioctl(3, PPPIOCSFLAGS, 0 [pid 1643] <... futex resumed>) = 0 [pid 1638] <... futex resumed>) = 0 [pid 1637] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1647] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1644] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1643] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1638] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1637] <... futex resumed>) = 0 [pid 1647] <... connect resumed>) = -1 EEXIST (File exists) [pid 1645] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1644] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1637] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1648 attached [pid 1647] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1646] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1645] <... clone3 resumed>) = 1650 [pid 1648] set_robust_list(0x5555656516a0, 24 [pid 1647] <... futex resumed>) = 1 [pid 1645] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1644] <... futex resumed>) = 0 [pid 1643] <... futex resumed>) = 0 [pid 1648] <... set_robust_list resumed>) = 0 [pid 1647] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1645] <... futex resumed>) = 0 [pid 1644] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1643] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1638] exit_group(0 [pid 1637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1648] rt_sigprocmask(SIG_SETMASK, [] [pid 1647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1646] <... prctl resumed>) = 0 [pid 1645] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1644] <... futex resumed>) = ? [pid 1643] <... futex resumed>) = 0 [pid 1638] <... exit_group resumed>) = ? [pid 1637] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1648] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1647] sendfile(-1, -1, [3 [pid 1646] setpgid(0, 0 [pid 1645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1644] +++ exited with 0 +++ [pid 1643] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1648] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1647] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1645] ioctl(3, PPPIOCSFLAGS, 0 [pid 1648] <... prctl resumed>) = 0 [pid 1647] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1646] <... setpgid resumed>) = 0 [pid 1645] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1638] +++ exited with 0 +++ [pid 1637] <... futex resumed>) = 0 [pid 1648] setpgid(0, 0 [pid 1647] <... futex resumed>) = 1 [pid 1645] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1643] <... futex resumed>) = 0 [pid 1637] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1648] <... setpgid resumed>) = 0 [pid 1647] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1645] <... futex resumed>) = 0 [pid 1643] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1645] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1643] <... futex resumed>) = 0 [pid 1648] <... openat resumed>) = 3 [pid 1647] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1646] <... openat resumed>) = 3 [pid 1643] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1637] exit_group(0 [pid 1648] write(3, "1000", 4 [pid 1647] <... clone3 resumed>) = 1651 [pid 1646] write(3, "1000", 4 [pid 1637] <... exit_group resumed>) = ? [pid 1648] <... write resumed>) = 4 [pid 1647] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1645] <... futex resumed>) = ? [pid 1648] close(3 [pid 1647] <... futex resumed>) = 1 [pid 1643] <... futex resumed>) = 0 [pid 1648] <... close resumed>) = 0 [pid 1647] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1643] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1648] write(1, "executing program\n", 18 [pid 1647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1643] <... futex resumed>) = 0 [pid 1648] <... write resumed>) = 18 [pid 1647] ioctl(3, PPPIOCSFLAGS, 0 [pid 1643] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1648] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1647] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) executing program [pid 1648] <... futex resumed>) = 0 [pid 1647] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1646] <... write resumed>) = 4 [pid 1645] +++ exited with 0 +++ [pid 1637] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 1648] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1647] <... futex resumed>) = 1 [pid 1646] close(3 [pid 1643] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1648] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1647] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1646] <... close resumed>) = 0 [pid 1643] exit_group(0 [pid 1648] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1647] <... futex resumed>) = ? [pid 1646] write(1, "executing program\n", 18 [pid 1643] <... exit_group resumed>) = ? executing program [pid 1648] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1647] +++ exited with 0 +++ [pid 1646] <... write resumed>) = 18 [pid 1643] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1648] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1646] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1648] <... mmap resumed>) = 0x7ff80b96e000 [pid 1646] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1648] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1646] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1648] <... mprotect resumed>) = 0 [pid 1648] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1648] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1646] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1648] <... clone3 resumed> => {parent_tid=[1653]}, 88) = 1653 [pid 1646] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1652 [pid 1648] rt_sigprocmask(SIG_SETMASK, [] [pid 1646] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1648] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1648] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1646] <... mmap resumed>) = 0x7ff80b96e000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1648] <... futex resumed>) = 0 [pid 1648] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1646] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITEci2-android-5-10/strace-static-x86_64: Process 1652 attached ) = 0 [pid 1652] set_robust_list(0x5555656516a0, 24 [pid 1646] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1646] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1652] <... set_robust_list resumed>) = 0 [pid 1652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1646] <... clone3 resumed> => {parent_tid=[1654]}, 88) = 1654 ci2-android-5-10/strace-static-x86_64: Process 1654 attached ci2-android-5-10/strace-static-x86_64: Process 1653 attached [pid 1652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1646] rt_sigprocmask(SIG_SETMASK, [] [pid 1652] <... prctl resumed>) = 0 [pid 1646] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1652] setpgid(0, 0 [pid 1646] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1652] <... setpgid resumed>) = 0 [pid 1646] <... futex resumed>) = 0 [pid 1652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1646] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1654] set_robust_list(0x7ff80b98e9a0, 24 [pid 1652] <... openat resumed>) = 3 [pid 1653] set_robust_list(0x7ff80b98e9a0, 24 [pid 1654] <... set_robust_list resumed>) = 0 [pid 1652] write(3, "1000", 4) = 4 [pid 1653] <... set_robust_list resumed>) = 0 [pid 1652] close(3) = 0 [pid 1654] rt_sigprocmask(SIG_SETMASK, [] [pid 1653] rt_sigprocmask(SIG_SETMASK, [] [pid 1652] write(1, "executing program\n", 18) = 18 executing program [pid 1652] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1652] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1652] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1654] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1653] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1652] <... mmap resumed>) = 0x7ff80b96e000 [pid 1652] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1654] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1653] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1652] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1652] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 298] <... restart_syscall resumed>) = 0 [pid 1652] <... clone3 resumed> => {parent_tid=[1655]}, 88) = 1655 [pid 1652] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1652] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1652] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1652] <... futex resumed>) = 0 [pid 1652] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1655 attached [pid 1655] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1655] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1656 [pid 1655] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1655] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1655] <... socket resumed>) = 3 [pid 1654] <... socket resumed>) = 3 [pid 1653] <... socket resumed>) = 3 [pid 1655] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1652] <... futex resumed>) = 0 [pid 1652] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1652] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1655] <... futex resumed>) = 1 [pid 1655] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1655] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1652] <... futex resumed>) = 0 [pid 1652] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1652] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1654] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1653] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1655] <... futex resumed>) = 1 [pid 1654] <... futex resumed>) = 1 [pid 1653] <... futex resumed>) = 1 [pid 1646] <... futex resumed>) = 0 [pid 1653] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1646] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1654] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1646] <... futex resumed>) = 0 [pid 1648] <... futex resumed>) = 0 [pid 1646] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1654] <... socket resumed>) = 4 [pid 1654] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1648] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1648] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1653] <... futex resumed>) = 0 [pid 1654] <... futex resumed>) = 1 [pid 1646] <... futex resumed>) = 0 [pid 1646] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1653] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1646] <... futex resumed>) = 0 [pid 1654] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1646] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1654] <... connect resumed>) = -1 EEXIST (File exists) [pid 1653] <... socket resumed>) = 4 [pid 1655] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1655] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1652] <... futex resumed>) = 0 [pid 1654] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1653] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1652] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1654] <... futex resumed>) = 1 [pid 1653] <... futex resumed>) = 1 [pid 1652] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1646] <... futex resumed>) = 0 [pid 1653] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1654] sendfile(-1, -1, [3 [pid 1648] <... futex resumed>) = 0 [pid 1646] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1648] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1646] <... futex resumed>) = 0 [pid 1654] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1648] <... futex resumed>) = 0 [pid 1646] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1648] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1655] <... futex resumed>) = 1 [pid 1653] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1654] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1655] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1655] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1654] <... futex resumed>) = 1 [pid 1653] <... connect resumed>) = -1 EEXIST (File exists) [pid 1646] <... futex resumed>) = 0 [pid 1654] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1653] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1646] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1653] <... futex resumed>) = 1 [pid 1652] <... futex resumed>) = 0 [pid 1648] <... futex resumed>) = 0 [pid 1646] <... futex resumed>) = 0 [pid 1654] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1653] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1652] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1648] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1646] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1654] <... clone3 resumed>) = 1657 [pid 1653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1652] <... futex resumed>) = 0 [pid 1648] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1654] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1653] sendfile(-1, -1, [3 [pid 1652] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1648] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1654] <... futex resumed>) = 1 [pid 1653] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1646] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1654] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1653] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1646] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1655] <... futex resumed>) = 1 [pid 1655] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1646] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1658 [pid 1654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1653] <... futex resumed>) = 1 [pid 1648] <... futex resumed>) = 0 [pid 1646] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1654] ioctl(3, PPPIOCSFLAGS, 0 [pid 1653] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1648] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1654] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1648] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1654] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1653] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1648] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1658 attached [pid 1655] <... clone3 resumed>) = 1659 [pid 1654] <... futex resumed>) = 1 [pid 1646] <... futex resumed>) = 0 [pid 1655] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1652] <... futex resumed>) = 0 [pid 1652] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1652] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1655] <... futex resumed>) = 1 [pid 1655] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1655] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1652] <... futex resumed>) = 0 [pid 1654] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1653] <... clone3 resumed>) = 1660 [pid 1652] exit_group(0) = ? [pid 1646] exit_group(0 [pid 1655] <... futex resumed>) = ? [pid 1653] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1646] <... exit_group resumed>) = ? [pid 1654] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 1655] +++ exited with 0 +++ [pid 1654] +++ exited with 0 +++ [pid 1653] <... futex resumed>) = 1 [pid 1652] +++ exited with 0 +++ [pid 1648] <... futex resumed>) = 0 [pid 1646] +++ exited with 0 +++ [pid 1648] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1648] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1656 attached [pid 1656] set_robust_list(0x5555656516a0, 24) = 0 [pid 1656] rt_sigprocmask(SIG_SETMASK, [] [pid 1653] ioctl(3, PPPIOCSFLAGS, 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1658] set_robust_list(0x5555656516a0, 24 [pid 1656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1653] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1658] <... set_robust_list resumed>) = 0 [pid 1653] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1656] <... prctl resumed>) = 0 [pid 1658] rt_sigprocmask(SIG_SETMASK, [] [pid 1653] <... futex resumed>) = 1 [pid 1648] <... futex resumed>) = 0 [pid 1653] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1658] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1648] exit_group(0 [pid 300] <... restart_syscall resumed>) = 0 [pid 1648] <... exit_group resumed>) = ? [pid 1653] <... futex resumed>) = ? [pid 1656] setpgid(0, 0) = 0 [pid 1658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1653] +++ exited with 0 +++ [pid 1648] +++ exited with 0 +++ [pid 1656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1656] <... openat resumed>) = 3 [pid 1656] write(3, "1000", 4) = 4 [pid 1656] close(3) = 0 [pid 1656] write(1, "executing program\n", 18) = 18 executing program [pid 1656] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1656] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1656] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1658] <... prctl resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1661 [pid 1656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1658] setpgid(0, 0 [pid 1656] <... mmap resumed>) = 0x7ff80b96e000 [pid 1658] <... setpgid resumed>) = 0 [pid 1656] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1656] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1656] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1656] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1662]}, 88) = 1662 [pid 1658] <... openat resumed>) = 3 [pid 1656] rt_sigprocmask(SIG_SETMASK, [] [pid 1658] write(3, "1000", 4 [pid 1656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1656] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1656] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1661 attached [pid 1658] <... write resumed>) = 4 [pid 1661] set_robust_list(0x5555656516a0, 24 [pid 1658] close(3 [pid 1661] <... set_robust_list resumed>) = 0 [pid 1661] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1658] <... close resumed>) = 0 [pid 1661] <... prctl resumed>) = 0 [pid 1661] setpgid(0, 0) = 0 [pid 1661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1658] write(1, "executing program\n", 18 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1658] <... write resumed>) = 18 executing program [pid 1661] <... openat resumed>) = 3 [pid 1658] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1661] write(3, "1000", 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1658] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1661] <... write resumed>) = 4 [pid 1661] close(3) = 0 [pid 1661] write(1, "executing program\n", 18 [pid 1658] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1658] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1663 [pid 1661] <... write resumed>) = 18 [pid 1661] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1661] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1661] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 1658] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1664 [pid 1658] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1661] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1658] <... mmap resumed>) = 0x7ff80b96e000 [pid 1658] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1658] <... mprotect resumed>) = 0 [pid 1661] <... mmap resumed>) = 0x7ff80b96e000 [pid 1658] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1661] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1658] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1661] <... mprotect resumed>) = 0 [pid 1658] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1661] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1658] <... clone3 resumed> => {parent_tid=[1665]}, 88) = 1665 [pid 1661] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1658] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1661] <... clone3 resumed> => {parent_tid=[1666]}, 88) = 1666 [pid 1658] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1661] rt_sigprocmask(SIG_SETMASK, [] [pid 1658] <... futex resumed>) = 0 [pid 1661] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1658] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1664 attached ci2-android-5-10/strace-static-x86_64: Process 1663 attached [pid 1661] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1661] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1662 attached [pid 1662] set_robust_list(0x7ff80b98e9a0, 24 [pid 1664] set_robust_list(0x5555656516a0, 24 [pid 1662] <... set_robust_list resumed>) = 0 [pid 1662] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1662] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1664] <... set_robust_list resumed>) = 0 [pid 1662] <... socket resumed>) = 3 [pid 1663] set_robust_list(0x5555656516a0, 24 [pid 1662] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1656] <... futex resumed>) = 0 [pid 1656] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1656] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1662] <... futex resumed>) = 1 [pid 1662] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1664] rt_sigprocmask(SIG_SETMASK, [] [pid 1663] <... set_robust_list resumed>) = 0 [pid 1662] <... socket resumed>) = 4 [pid 1662] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1656] <... futex resumed>) = 0 [pid 1656] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1656] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1662] <... futex resumed>) = 1 [pid 1664] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1662] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1662] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1656] <... futex resumed>) = 0 [pid 1656] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1656] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1662] <... futex resumed>) = 1 [pid 1662] sendfile(-1, -1, [3 [pid 1664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1662] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1662] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1656] <... futex resumed>) = 0 [pid 1656] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1656] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1662] <... futex resumed>) = 1 [pid 1662] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1664] <... prctl resumed>) = 0 [pid 1663] rt_sigprocmask(SIG_SETMASK, [] [pid 1662] <... clone3 resumed>) = 1667 [pid 1662] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1664] setpgid(0, 0 [pid 1663] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1664] <... setpgid resumed>) = 0 [pid 1662] <... futex resumed>) = 1 [pid 1656] <... futex resumed>) = 0 [pid 1656] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1656] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1663] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 1665 attached [pid 1665] set_robust_list(0x7ff80b98e9a0, 24 [pid 1664] <... openat resumed>) = 3 [pid 1663] <... prctl resumed>) = 0 [pid 1665] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1666 attached [pid 1665] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1666] set_robust_list(0x7ff80b98e9a0, 24 [pid 1664] write(3, "1000", 4 [pid 1663] setpgid(0, 0 [pid 1665] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1666] <... set_robust_list resumed>) = 0 [pid 1666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1666] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1665] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1666] <... socket resumed>) = 3 [pid 1664] <... write resumed>) = 4 [pid 1663] <... setpgid resumed>) = 0 [pid 1662] ioctl(3, PPPIOCSFLAGS, 0 [pid 1665] <... futex resumed>) = 1 [pid 1658] <... futex resumed>) = 0 [pid 1664] close(3 [pid 1658] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1664] <... close resumed>) = 0 [pid 1658] <... futex resumed>) = 0 [pid 1665] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1664] write(1, "executing program\n", 18 executing program [pid 1658] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1665] <... socket resumed>) = 4 [pid 1664] <... write resumed>) = 18 [pid 1663] <... openat resumed>) = 3 [pid 1666] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1661] <... futex resumed>) = 0 [pid 1664] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1663] write(3, "1000", 4 [pid 1662] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1661] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1664] <... futex resumed>) = 0 [pid 1661] <... futex resumed>) = 0 [pid 1664] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1663] <... write resumed>) = 4 [pid 1661] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1664] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1663] close(3 [pid 1664] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1663] <... close resumed>) = 0 [pid 1664] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1663] write(1, "executing program\n", 18 [pid 1664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1663] <... write resumed>) = 18 [pid 1664] <... mmap resumed>) = 0x7ff80b96e000 [pid 1663] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1664] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1663] <... futex resumed>) = 0 [pid 1666] <... futex resumed>) = 1 executing program [pid 1665] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1664] <... mprotect resumed>) = 0 [pid 1663] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1666] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1665] <... futex resumed>) = 1 [pid 1664] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1663] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1662] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1658] <... futex resumed>) = 0 [pid 1666] <... socket resumed>) = 4 [pid 1665] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1664] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1663] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1662] <... futex resumed>) = 1 [pid 1658] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1656] <... futex resumed>) = 0 [pid 1666] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1665] <... connect resumed>) = -1 EEXIST (File exists) [pid 1664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1663] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1662] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1658] <... futex resumed>) = 0 [pid 1656] exit_group(0 [pid 1666] <... futex resumed>) = 1 [pid 1665] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1662] <... futex resumed>) = ? [pid 1661] <... futex resumed>) = 0 [pid 1658] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1656] <... exit_group resumed>) = ? [pid 1666] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1665] <... futex resumed>) = 0 [pid 1664] <... clone3 resumed> => {parent_tid=[1668]}, 88) = 1668 [pid 1663] <... mmap resumed>) = 0x7ff80b96e000 [pid 1662] +++ exited with 0 +++ [pid 1661] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1656] +++ exited with 0 +++ [pid 1666] <... connect resumed>) = -1 EEXIST (File exists) [pid 1665] sendfile(-1, -1, [3 [pid 1664] rt_sigprocmask(SIG_SETMASK, [] [pid 1663] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1661] <... futex resumed>) = 0 [pid 1658] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1666] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1665] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1664] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1663] <... mprotect resumed>) = 0 [pid 1661] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1658] <... futex resumed>) = 0 [pid 1666] <... futex resumed>) = 0 [pid 1665] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1664] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1663] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1658] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1666] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1665] <... futex resumed>) = 0 [pid 1664] <... futex resumed>) = 0 [pid 1663] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1661] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1665] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1658] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1658] <... futex resumed>) = 0 [pid 1665] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1658] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1665] <... clone3 resumed>) = 1669 [pid 1664] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1663] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1661] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1666] sendfile(-1, -1, [3 [pid 1665] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1666] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1665] <... futex resumed>) = 1 [pid 1661] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1658] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1668 attached [pid 1666] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1665] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1663] <... clone3 resumed> => {parent_tid=[1670]}, 88) = 1670 [pid 1661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1658] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1668] set_robust_list(0x7ff80b98e9a0, 24 [pid 1666] <... futex resumed>) = 0 [pid 1665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1663] rt_sigprocmask(SIG_SETMASK, [] [pid 1661] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1658] <... futex resumed>) = 0 [pid 1668] <... set_robust_list resumed>) = 0 [pid 1666] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1665] ioctl(3, PPPIOCSFLAGS, 0 [pid 1663] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1661] <... futex resumed>) = 0 [pid 1658] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1668] rt_sigprocmask(SIG_SETMASK, [] [pid 1665] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1668] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1665] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1668] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1665] <... futex resumed>) = 1 [pid 1658] <... futex resumed>) = 0 [pid 1668] <... socket resumed>) = 3 [pid 1666] <... clone3 resumed>) = 1671 [pid 1665] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1663] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1661] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1658] exit_group(0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1668] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1666] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1665] <... futex resumed>) = ? [pid 1663] <... futex resumed>) = 0 [pid 1661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1658] <... exit_group resumed>) = ? [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1668] <... futex resumed>) = 1 [pid 1666] <... futex resumed>) = 0 [pid 1665] +++ exited with 0 +++ [pid 1664] <... futex resumed>) = 0 [pid 1663] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1661] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1658] +++ exited with 0 +++ [pid 1668] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1670 attached [pid 1670] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1664] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1661] <... futex resumed>) = 0 [pid 1666] ioctl(3, PPPIOCSFLAGS, 0 [pid 1664] <... futex resumed>) = 1 [pid 1661] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1672 [pid 1666] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1664] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1666] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1666] <... futex resumed>) = 1 [pid 1661] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1666] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1670] rt_sigprocmask(SIG_SETMASK, [] [pid 1668] <... futex resumed>) = 0 [pid 1661] exit_group(0 [pid 1670] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1668] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1661] <... exit_group resumed>) = ? [pid 1670] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1668] <... socket resumed>) = 4 [pid 1666] <... futex resumed>) = ? [pid 1670] <... socket resumed>) = 3 [pid 1668] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1670] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1668] <... futex resumed>) = 1 [pid 1670] <... futex resumed>) = 1 [pid 1668] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1670] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1672 attached [pid 1672] set_robust_list(0x5555656516a0, 24 [pid 1666] +++ exited with 0 +++ [pid 1664] <... futex resumed>) = 0 [pid 1661] +++ exited with 0 +++ [pid 1663] <... futex resumed>) = 0 [pid 1664] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1663] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1668] <... futex resumed>) = 0 [pid 1664] <... futex resumed>) = 1 [pid 1663] <... futex resumed>) = 1 [pid 1670] <... futex resumed>) = 0 [pid 1668] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1664] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1663] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1670] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1668] <... connect resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1670] <... socket resumed>) = 4 [pid 1668] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1670] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1668] <... futex resumed>) = 1 [pid 1670] <... futex resumed>) = 1 [pid 1668] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1670] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1672] <... set_robust_list resumed>) = 0 [pid 1672] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1672] setpgid(0, 0 [pid 1664] <... futex resumed>) = 0 [pid 1663] <... futex resumed>) = 0 [pid 1664] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1663] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] <... setpgid resumed>) = 0 [pid 1668] <... futex resumed>) = 0 [pid 1664] <... futex resumed>) = 1 [pid 1663] <... futex resumed>) = 1 [pid 1672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1670] <... futex resumed>) = 0 [pid 1668] sendfile(-1, -1, [3 [pid 1664] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1663] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1672] <... openat resumed>) = 3 [pid 1670] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1668] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1672] write(3, "1000", 4 [pid 1670] <... connect resumed>) = -1 EEXIST (File exists) [pid 1668] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] <... write resumed>) = 4 [pid 1670] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1668] <... futex resumed>) = 1 [pid 1664] <... futex resumed>) = 0 [pid 1672] close(3 [pid 1670] <... futex resumed>) = 1 [pid 1668] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1663] <... futex resumed>) = 0 [pid 1672] <... close resumed>) = 0 [pid 1670] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1664] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] write(1, "executing program\n", 18 [pid 1670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 1668] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1664] <... futex resumed>) = 0 [pid 1663] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] <... write resumed>) = 18 [pid 1670] sendfile(-1, -1, [3 [pid 1668] <... clone3 resumed>) = 1673 [pid 1672] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1670] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1668] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1664] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1663] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1672] <... futex resumed>) = 0 [pid 1670] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1668] <... futex resumed>) = 0 [pid 1664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1663] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1672] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1670] <... futex resumed>) = 0 [pid 1668] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1664] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1672] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1670] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1664] <... futex resumed>) = 0 [pid 1663] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1668] ioctl(3, PPPIOCSFLAGS, 0 [pid 1664] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1663] <... futex resumed>) = 0 [pid 1672] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1670] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1668] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 1663] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1670] <... clone3 resumed>) = 1674 [pid 1668] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] <... mmap resumed>) = 0x7ff80b96e000 [pid 1670] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1668] <... futex resumed>) = 1 [pid 1664] <... futex resumed>) = 0 [pid 1663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1672] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1670] <... futex resumed>) = 0 [pid 1668] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1664] exit_group(0 [pid 1672] <... mprotect resumed>) = 0 [pid 1670] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1668] <... futex resumed>) = ? [pid 1664] <... exit_group resumed>) = ? [pid 1663] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1672] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1668] +++ exited with 0 +++ [pid 1664] +++ exited with 0 +++ [pid 1672] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1670] ioctl(3, PPPIOCSFLAGS, 0 [pid 1672] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1670] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1670] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] <... clone3 resumed> => {parent_tid=[1675]}, 88) = 1675 [pid 1670] <... futex resumed>) = 0 [pid 1663] <... futex resumed>) = 0 [pid 1672] rt_sigprocmask(SIG_SETMASK, [] [pid 1670] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1672] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1672] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1672] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1663] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1676 ci2-android-5-10/strace-static-x86_64: Process 1675 attached ci2-android-5-10/strace-static-x86_64: Process 1676 attached [pid 1663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1675] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1675] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1675] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1663] exit_group(0 [pid 1676] set_robust_list(0x5555656516a0, 24 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1675] <... socket resumed>) = 3 [pid 1675] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] <... futex resumed>) = 0 [pid 1672] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1670] <... futex resumed>) = ? [pid 1663] <... exit_group resumed>) = ? [pid 1672] <... futex resumed>) = 0 [pid 1670] +++ exited with 0 +++ [pid 1672] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1675] <... futex resumed>) = 1 [pid 1675] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1675] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] <... futex resumed>) = 0 [pid 1672] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1663] +++ exited with 0 +++ [pid 1672] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1672] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1675] <... futex resumed>) = 1 [pid 1675] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1676] <... set_robust_list resumed>) = 0 [pid 1675] <... connect resumed>) = -1 EEXIST (File exists) [pid 1675] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] <... futex resumed>) = 0 [pid 1672] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1672] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1675] <... futex resumed>) = 1 [pid 1675] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1675] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] <... futex resumed>) = 0 [pid 1672] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1672] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1675] <... futex resumed>) = 1 [pid 1675] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 1677 [pid 1675] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] <... futex resumed>) = 0 [pid 1672] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1672] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1675] <... futex resumed>) = 1 [pid 1675] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1675] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1672] <... futex resumed>) = 0 [pid 1672] exit_group(0) = ? [pid 1675] <... futex resumed>) = ? [pid 1675] +++ exited with 0 +++ [pid 1672] +++ exited with 0 +++ [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1678 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1678 attached [pid 302] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1679 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1678] set_robust_list(0x5555656516a0, 24) = 0 [pid 1678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1678] setpgid(0, 0) = 0 [pid 1678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1680 [pid 1678] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1678] write(3, "1000", 4 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1678] <... write resumed>) = 4 [pid 1678] close(3) = 0 [pid 1678] write(1, "executing program\n", 18) = 18 [pid 1678] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1678] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1678] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1678] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1678] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1678] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1678] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1681]}, 88) = 1681 [pid 1678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1678] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1678] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1679 attached [pid 1679] set_robust_list(0x5555656516a0, 24) = 0 [pid 1679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1679] setpgid(0, 0) = 0 [pid 1679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1679] write(3, "1000", 4) = 4 [pid 1679] close(3) = 0 [pid 1679] write(1, "executing program\n", 18) = 18 executing program executing program [pid 1679] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1679] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1679] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1679] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1679] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1681 attached [pid 1681] set_robust_list(0x7ff80b98e9a0, 24 [pid 1679] <... clone3 resumed> => {parent_tid=[1682]}, 88) = 1682 [pid 1681] <... set_robust_list resumed>) = 0 [pid 1679] rt_sigprocmask(SIG_SETMASK, [] [pid 1681] rt_sigprocmask(SIG_SETMASK, [] [pid 1679] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1681] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1679] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1681] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1679] <... futex resumed>) = 0 [pid 1681] <... socket resumed>) = 3 [pid 1679] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1681] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1678] <... futex resumed>) = 0 [pid 1678] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1678] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1681] <... futex resumed>) = 1 [pid 1681] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1681] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1678] <... futex resumed>) = 0 [pid 1678] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1678] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1681] <... futex resumed>) = 1 [pid 1681] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1681] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1678] <... futex resumed>) = 0 [pid 1678] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1678] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1681] <... futex resumed>) = 1 [pid 1681] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1681] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1678] <... futex resumed>) = 0 [pid 1678] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1678] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1681] <... futex resumed>) = 1 [pid 1681] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1683 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1681] <... clone3 resumed>) = 1684 [pid 1681] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1678] <... futex resumed>) = 0 [pid 1678] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1678] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1681] <... futex resumed>) = 1 [pid 1681] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1681] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1678] <... futex resumed>) = 0 [pid 1678] exit_group(0) = ? [pid 1681] <... futex resumed>) = ? [pid 1681] +++ exited with 0 +++ [pid 1678] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1682 attached [pid 1682] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1682] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1676] <... prctl resumed>) = 0 [pid 1682] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1679] <... futex resumed>) = 0 [pid 1676] setpgid(0, 0ci2-android-5-10/strace-static-x86_64: Process 1680 attached [pid 1679] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1679] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1682] <... futex resumed>) = 1 [pid 1682] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1676] <... setpgid resumed>) = 0 [pid 1682] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1679] <... futex resumed>) = 0 [pid 1680] set_robust_list(0x5555656516a0, 24 [pid 1676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1679] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1679] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1682] <... futex resumed>) = 1 [pid 1682] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1676] <... openat resumed>) = 3 [pid 1682] <... connect resumed>) = -1 EEXIST (File exists) [pid 1682] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1679] <... futex resumed>) = 0 [pid 1679] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1679] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1682] <... futex resumed>) = 1 [pid 1682] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1682] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1679] <... futex resumed>) = 0 [pid 1679] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 ci2-android-5-10/strace-static-x86_64: Process 1683 attached [pid 1680] <... set_robust_list resumed>) = 0 [pid 1676] write(3, "1000", 4 [pid 1679] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1676] <... write resumed>) = 4 [pid 1676] close(3 [pid 1682] <... futex resumed>) = 1 [pid 1676] <... close resumed>) = 0 [pid 1682] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1676] write(1, "executing program\n", 18) = 18 [pid 1676] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1680] rt_sigprocmask(SIG_SETMASK, [] [pid 1676] <... futex resumed>) = 0 executing program [pid 1680] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1676] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1683] set_robust_list(0x5555656516a0, 24 [pid 1676] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1676] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1682] <... clone3 resumed>) = 1685 [pid 1676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1682] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1680] <... prctl resumed>) = 0 [pid 1676] <... mmap resumed>) = 0x7ff80b96e000 [pid 1679] <... futex resumed>) = 0 [pid 1679] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1683] <... set_robust_list resumed>) = 0 [pid 1680] setpgid(0, 0 [pid 1676] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1679] <... futex resumed>) = 0 [pid 1676] <... mprotect resumed>) = 0 [pid 1679] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1682] <... futex resumed>) = 1 [pid 1682] ioctl(3, PPPIOCSFLAGS, 0 [pid 1680] <... setpgid resumed>) = 0 [pid 1676] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1682] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1676] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1682] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1679] <... futex resumed>) = 0 [pid 1680] <... openat resumed>) = 3 [pid 1679] exit_group(0 [pid 1676] <... clone3 resumed> => {parent_tid=[1686]}, 88) = 1686 [pid 1680] write(3, "1000", 4 [pid 1679] <... exit_group resumed>) = ? [pid 1676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1680] <... write resumed>) = 4 [pid 1676] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1683] rt_sigprocmask(SIG_SETMASK, [] [pid 1680] close(3 [pid 1676] <... futex resumed>) = 0 [pid 1676] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1683] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1680] <... close resumed>) = 0 [pid 1682] <... futex resumed>) = ? [pid 1680] write(1, "executing program\n", 18 executing program [pid 1683] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1680] <... write resumed>) = 18 [pid 1683] <... prctl resumed>) = 0 [pid 1680] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1682] +++ exited with 0 +++ [pid 1679] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1686 attached [pid 1686] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1686] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1687 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1688 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1686] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1686] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1686] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1680] <... futex resumed>) = 0 [pid 1683] setpgid(0, 0 [pid 1680] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1683] <... setpgid resumed>) = 0 [pid 1680] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1686] <... futex resumed>) = 1 [pid 1676] <... futex resumed>) = 0 [pid 1680] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1676] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1686] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1680] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1676] <... futex resumed>) = 0 [pid 1683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1676] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1683] <... openat resumed>) = 3 [pid 1680] <... mmap resumed>) = 0x7ff80b96e000 [pid 1686] <... socket resumed>) = 4 [pid 1686] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1676] <... futex resumed>) = 0 [pid 1680] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1683] write(3, "1000", 4 [pid 1676] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1680] <... mprotect resumed>) = 0 [pid 1676] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1683] <... write resumed>) = 4 [pid 1686] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1680] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1683] close(3 [pid 1686] <... connect resumed>) = -1 EEXIST (File exists) [pid 1686] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1676] <... futex resumed>) = 0 [pid 1680] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1683] <... close resumed>) = 0 [pid 1676] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1686] sendfile(-1, -1, [3 [pid 1676] <... futex resumed>) = 0 [pid 1683] write(1, "executing program\n", 18 [pid 1680] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1676] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1686] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1686] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1683] <... write resumed>) = 18 [pid 1686] <... futex resumed>) = 1 [pid 1680] <... clone3 resumed> => {parent_tid=[1689]}, 88) = 1689 [pid 1676] <... futex resumed>) = 0 [pid 1683] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1680] rt_sigprocmask(SIG_SETMASK, [] [pid 1676] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1686] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1683] <... futex resumed>) = 0 [pid 1680] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1676] <... futex resumed>) = 0 [pid 1683] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1680] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1676] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1683] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1680] <... futex resumed>) = 0 [pid 1680] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1683] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1683] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1683] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1683] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1686] <... clone3 resumed>) = 1690 ci2-android-5-10/strace-static-x86_64: Process 1689 attached [pid 1683] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1686] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1688 attached [pid 1683] <... clone3 resumed> => {parent_tid=[1691]}, 88) = 1691 [pid 1676] <... futex resumed>) = 0 [pid 1683] rt_sigprocmask(SIG_SETMASK, [] [pid 1676] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1683] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1676] <... futex resumed>) = 0 [pid 1683] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1676] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1683] <... futex resumed>) = 0 [pid 1686] <... futex resumed>) = 1 [pid 1683] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1686] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1686] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1676] <... futex resumed>) = 0 [pid 1686] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1688] set_robust_list(0x5555656516a0, 24 [pid 1676] exit_group(0 [pid 1688] <... set_robust_list resumed>) = 0 [pid 1688] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1688] setpgid(0, 0) = 0 [pid 1688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1676] <... exit_group resumed>) = ? [pid 1686] <... futex resumed>) = ? [pid 1689] set_robust_list(0x7ff80b98e9a0, 24 [pid 1686] +++ exited with 0 +++ [pid 1676] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1689] <... set_robust_list resumed>) = 0 [pid 1688] <... openat resumed>) = 3 [pid 1688] write(3, "1000", 4) = 4 [pid 1688] close(3) = 0 [pid 1688] write(1, "executing program\n", 18) = 18 [pid 1688] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1688] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1688] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1688] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1688] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1692]}, 88) = 1692 [pid 1688] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1688] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1688] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1687 attached [pid 1687] set_robust_list(0x5555656516a0, 24) = 0 [pid 1687] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1687] setpgid(0, 0) = 0 [pid 1687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1687] write(3, "1000", 4) = 4 [pid 1687] close(3) = 0 [pid 1687] write(1, "executing program\n", 18) = 18 [pid 1687] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1687] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1687] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 executing program executing program [pid 1687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1687] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1687] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1687] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1691 attached [pid 1689] rt_sigprocmask(SIG_SETMASK, [] [pid 1687] <... clone3 resumed> => {parent_tid=[1693]}, 88) = 1693 [pid 1691] set_robust_list(0x7ff80b98e9a0, 24 [pid 1689] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1687] rt_sigprocmask(SIG_SETMASK, [] [pid 1691] <... set_robust_list resumed>) = 0 [pid 1689] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1687] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1687] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1687] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1692 attached [pid 1692] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1689] <... socket resumed>) = 3 [pid 1692] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1692] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1691] rt_sigprocmask(SIG_SETMASK, [] [pid 1689] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1692] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1688] <... futex resumed>) = 0 [pid 1688] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1688] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1692] <... futex resumed>) = 1 [pid 1692] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1692] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1688] <... futex resumed>) = 0 [pid 1688] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1680] <... futex resumed>) = 0 [pid 1691] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1689] <... futex resumed>) = 1 [pid 1691] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1680] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1689] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1688] <... futex resumed>) = 0 [pid 1680] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1691] <... socket resumed>) = 3 [pid 1689] <... socket resumed>) = 4 [pid 1680] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1691] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1689] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1689] <... futex resumed>) = 0 [pid 1683] <... futex resumed>) = 0 [pid 1680] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1691] <... futex resumed>) = 1 [pid 1689] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1683] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1680] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1691] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1689] <... connect resumed>) = -1 EEXIST (File exists) [pid 1683] <... futex resumed>) = 0 [pid 1680] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1691] <... socket resumed>) = 4 [pid 1689] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1683] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1691] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1689] <... futex resumed>) = 0 [pid 1683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1680] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1688] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1692] <... futex resumed>) = 1 [pid 1692] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1683] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1680] <... futex resumed>) = 0 [pid 1691] <... futex resumed>) = 0 [pid 1689] sendfile(-1, -1, [3 [pid 1683] <... futex resumed>) = 0 [pid 1680] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1694 [pid 1689] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1683] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1689] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1691] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1689] <... futex resumed>) = 1 [pid 1680] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1692] <... connect resumed>) = -1 EEXIST (File exists) [pid 1692] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1688] <... futex resumed>) = 0 [pid 1688] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1688] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1692] <... futex resumed>) = 1 [pid 1692] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1692] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1688] <... futex resumed>) = 0 [pid 1688] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1680] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1691] <... connect resumed>) = -1 EEXIST (File exists) [pid 1689] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1680] <... futex resumed>) = 0 [pid 1688] <... futex resumed>) = 0 [pid 1688] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1692] <... futex resumed>) = 1 [pid 1692] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1689] <... clone3 resumed>) = 1695 [pid 1691] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1680] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1689] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1683] <... futex resumed>) = 0 [pid 1689] <... futex resumed>) = 0 [pid 1680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1691] <... futex resumed>) = 1 [pid 1683] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1680] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1691] sendfile(-1, -1, [3 [pid 1689] ioctl(3, PPPIOCSFLAGS, 0 [pid 1683] <... futex resumed>) = 0 [pid 1680] <... futex resumed>) = 0 [pid 1691] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1689] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1683] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1691] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1689] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1680] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1691] <... futex resumed>) = 0 [pid 1689] <... futex resumed>) = 0 [pid 1683] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1691] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1689] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1683] <... futex resumed>) = 0 [pid 1683] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1680] exit_group(0 [pid 1692] <... clone3 resumed>) = 1696 [pid 1689] <... futex resumed>) = ? [pid 1680] <... exit_group resumed>) = ? [pid 1692] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1688] <... futex resumed>) = 0 [pid 1688] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1688] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1693 attached [pid 1692] <... futex resumed>) = 1 [pid 1693] set_robust_list(0x7ff80b98e9a0, 24 [pid 1689] +++ exited with 0 +++ [pid 1680] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1692] ioctl(3, PPPIOCSFLAGS, 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1692] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1692] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1693] <... set_robust_list resumed>) = 0 [pid 1693] rt_sigprocmask(SIG_SETMASK, [] [pid 1691] <... clone3 resumed>) = 1697 [pid 1688] <... futex resumed>) = 0 [pid 1691] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1688] exit_group(0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1688] <... exit_group resumed>) = ? [pid 1691] <... futex resumed>) = 1 [pid 1683] <... futex resumed>) = 0 [pid 1683] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1693] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1683] <... futex resumed>) = 0 [pid 1691] ioctl(3, PPPIOCSFLAGS, 0 [pid 1683] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1691] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1692] <... futex resumed>) = ? [pid 1691] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1693] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1692] +++ exited with 0 +++ [pid 1691] <... futex resumed>) = 1 [pid 1688] +++ exited with 0 +++ [pid 1683] <... futex resumed>) = 0 [pid 1691] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1683] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1698 [pid 1693] <... socket resumed>) = 3 [pid 1691] <... futex resumed>) = ? [pid 1683] <... exit_group resumed>) = ? [pid 1693] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1693] <... futex resumed>) = 1 [pid 1687] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1693] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1687] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1693] <... socket resumed>) = 4 [pid 1687] <... futex resumed>) = 0 [pid 1693] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1687] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1693] <... futex resumed>) = 0 [pid 1687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1693] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1691] +++ exited with 0 +++ [pid 1687] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1683] +++ exited with 0 +++ [pid 1693] <... connect resumed>) = -1 EEXIST (File exists) [pid 1687] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1693] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1687] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1693] <... futex resumed>) = 0 [pid 1687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1693] sendfile(-1, -1, [3 [pid 1687] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1693] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1687] <... futex resumed>) = 0 [pid 1693] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1687] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1693] <... futex resumed>) = 0 [pid 1687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1693] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1687] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1693] <... clone3 resumed>) = 1699 [pid 1687] <... futex resumed>) = 0 [pid 1693] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1687] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1693] <... futex resumed>) = 0 [pid 1687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1693] ioctl(3, PPPIOCSFLAGS, 0 [pid 1687] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1693] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1687] <... futex resumed>) = 0 [pid 1693] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1687] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1693] <... futex resumed>) = 0 [pid 1687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1693] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1687] exit_group(0 [pid 1693] <... futex resumed>) = ? [pid 1687] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1694 attached [pid 1693] +++ exited with 0 +++ [pid 1687] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1698 attached [pid 1698] set_robust_list(0x5555656516a0, 24) = 0 [pid 1698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1694] set_robust_list(0x5555656516a0, 24 [pid 1698] setpgid(0, 0) = 0 [pid 1698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1694] <... set_robust_list resumed>) = 0 [pid 1698] <... openat resumed>) = 3 [pid 1698] write(3, "1000", 4) = 4 [pid 1698] close(3) = 0 [pid 1698] write(1, "executing program\n", 18) = 18 [pid 1698] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1698] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1698] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1698] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1698] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1698] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1700]}, 88) = 1700 [pid 1698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1698] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... restart_syscall resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1701 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1701 attached [pid 1694] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1702 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 1703 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1698] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1700 attached [pid 1700] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1702 attached ci2-android-5-10/strace-static-x86_64: Process 1703 attached [pid 1700] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1701] set_robust_list(0x5555656516a0, 24 [pid 1694] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1700] <... socket resumed>) = 3 [pid 1700] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1698] <... futex resumed>) = 0 [pid 1698] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1701] <... set_robust_list resumed>) = 0 [pid 1694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1698] <... futex resumed>) = 0 [pid 1698] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1700] <... futex resumed>) = 1 [pid 1700] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1703] set_robust_list(0x5555656516a0, 24 [pid 1702] set_robust_list(0x5555656516a0, 24 [pid 1701] rt_sigprocmask(SIG_SETMASK, [] [pid 1694] <... prctl resumed>) = 0 [pid 1700] <... socket resumed>) = 4 [pid 1700] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1698] <... futex resumed>) = 0 [pid 1698] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1694] setpgid(0, 0 [pid 1698] <... futex resumed>) = 0 [pid 1698] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1700] <... futex resumed>) = 1 [pid 1694] <... setpgid resumed>) = 0 [pid 1703] <... set_robust_list resumed>) = 0 [pid 1702] <... set_robust_list resumed>) = 0 [pid 1701] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1700] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1700] <... connect resumed>) = -1 EEXIST (File exists) [pid 1700] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1698] <... futex resumed>) = 0 [pid 1698] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1698] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1700] <... futex resumed>) = 1 [pid 1700] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1700] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1698] <... futex resumed>) = 0 [pid 1698] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1694] <... openat resumed>) = 3 [pid 1698] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1694] write(3, "1000", 4 [pid 1700] <... futex resumed>) = 1 [pid 1694] <... write resumed>) = 4 [pid 1700] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1694] close(3) = 0 [pid 1694] write(1, "executing program\n", 18 [pid 1701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1694] <... write resumed>) = 18 executing program [pid 1694] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1694] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1694] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1694] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1694] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1701] <... prctl resumed>) = 0 [pid 1694] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1694] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1701] setpgid(0, 0) = 0 [pid 1694] <... clone3 resumed> => {parent_tid=[1704]}, 88) = 1704 [pid 1694] rt_sigprocmask(SIG_SETMASK, [] [pid 1701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1694] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1694] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1694] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1701] <... openat resumed>) = 3 [pid 1701] write(3, "1000", 4 [pid 1703] rt_sigprocmask(SIG_SETMASK, [] [pid 1702] rt_sigprocmask(SIG_SETMASK, [] [pid 1701] <... write resumed>) = 4 [pid 1702] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1703] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1700] <... clone3 resumed>) = 1705 [pid 1700] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1698] <... futex resumed>) = 0 [pid 1698] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1701] close(3 [pid 1698] <... futex resumed>) = 0 [pid 1702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1698] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1701] <... close resumed>) = 0 [pid 1700] <... futex resumed>) = 1 [pid 1700] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1700] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1698] <... futex resumed>) = 0 [pid 1698] exit_group(0) = ? [pid 1700] <... futex resumed>) = ? [pid 1701] write(1, "executing program\n", 18) = 18 executing program [pid 1702] <... prctl resumed>) = 0 [pid 1701] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1701] <... futex resumed>) = 0 [pid 1702] setpgid(0, 0 [pid 1703] <... prctl resumed>) = 0 [pid 1701] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1702] <... setpgid resumed>) = 0 [pid 1703] setpgid(0, 0 [pid 1701] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1701] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1700] +++ exited with 0 +++ [pid 1698] +++ exited with 0 +++ [pid 1701] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1702] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1703] <... setpgid resumed>) = 0 [pid 1702] write(3, "1000", 4 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1701] <... mmap resumed>) = 0x7ff80b96e000 [pid 1702] <... write resumed>) = 4 [pid 1701] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITEci2-android-5-10/strace-static-x86_64: Process 1704 attached [pid 1702] close(3 [pid 1701] <... mprotect resumed>) = 0 [pid 1703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1701] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1702] <... close resumed>) = 0 [pid 1704] set_robust_list(0x7ff80b98e9a0, 24 [pid 1703] <... openat resumed>) = 3 [pid 1704] <... set_robust_list resumed>) = 0 [pid 1704] rt_sigprocmask(SIG_SETMASK, [] [pid 1702] write(1, "executing program\n", 18 [pid 1701] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1703] write(3, "1000", 4 [pid 1701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1702] <... write resumed>) = 18 [pid 1702] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1701] <... clone3 resumed> => {parent_tid=[1706]}, 88) = 1706 [pid 1703] <... write resumed>) = 4 [pid 1703] close(3 [pid 1702] <... futex resumed>) = 0 [pid 1701] rt_sigprocmask(SIG_SETMASK, [] [pid 1704] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1702] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1703] <... close resumed>) = 0 [pid 1701] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1701] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1703] write(1, "executing program\n", 18 [pid 1702] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1701] <... futex resumed>) = 0 [pid 1701] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 1702] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1703] <... write resumed>) = 18 [pid 1704] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1702] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1703] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1704] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1694] <... futex resumed>) = 0 [pid 1703] <... futex resumed>) = 0 [pid 1702] <... mmap resumed>) = 0x7ff80b96e000 [pid 1694] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1704] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1694] <... futex resumed>) = 0 [pid 1702] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1703] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1694] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1704] <... socket resumed>) = 4 [pid 1703] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1702] <... mprotect resumed>) = 0 [pid 1703] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1702] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1704] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1694] <... futex resumed>) = 0 [pid 1702] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1703] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1702] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1694] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1704] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1694] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1694] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1704] <... connect resumed>) = -1 EEXIST (File exists) [pid 1704] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1704] <... futex resumed>) = 1 [pid 1702] <... clone3 resumed> => {parent_tid=[1707]}, 88) = 1707 [pid 1694] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1703] <... mmap resumed>) = 0x7ff80b96e000 [pid 1702] rt_sigprocmask(SIG_SETMASK, [] [pid 1694] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1703] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1702] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1694] <... futex resumed>) = 0 [pid 1704] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1704] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1704] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1706 attached [pid 1702] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1694] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1708 [pid 1703] <... mprotect resumed>) = 0 [pid 1702] <... futex resumed>) = 0 [pid 1694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1694] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1702] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1703] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1694] <... futex resumed>) = 1 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1703] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1694] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1704] <... futex resumed>) = 0 [pid 1703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1704] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 1709 attached ci2-android-5-10/strace-static-x86_64: Process 1708 attached ) = 1710 [pid 1704] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1694] <... futex resumed>) = 0 [pid 1694] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1694] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1704] <... futex resumed>) = 1 [pid 1704] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1704] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1694] <... futex resumed>) = 0 [pid 1703] <... clone3 resumed> => {parent_tid=[1709]}, 88) = 1709 [pid 1694] exit_group(0) = ? [pid 1703] rt_sigprocmask(SIG_SETMASK, [] [pid 1709] set_robust_list(0x7ff80b98e9a0, 24 [pid 1708] set_robust_list(0x5555656516a0, 24 [pid 1704] <... futex resumed>) = ? [pid 1709] <... set_robust_list resumed>) = 0 [pid 1708] <... set_robust_list resumed>) = 0 [pid 1704] +++ exited with 0 +++ [pid 1703] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1694] +++ exited with 0 +++ [pid 1706] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1706] rt_sigprocmask(SIG_SETMASK, [] [pid 1703] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1706] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1706] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1703] <... futex resumed>) = 0 [pid 1706] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1701] <... futex resumed>) = 0 [pid 1701] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1701] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1706] <... futex resumed>) = 1 [pid 1706] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1708] rt_sigprocmask(SIG_SETMASK, [] [pid 1703] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1709] rt_sigprocmask(SIG_SETMASK, [] [pid 1708] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1706] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1701] <... futex resumed>) = 0 [pid 1701] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1701] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1706] <... futex resumed>) = 1 [pid 1706] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50ci2-android-5-10/strace-static-x86_64: Process 1707 attached [pid 1707] set_robust_list(0x7ff80b98e9a0, 24 [pid 1708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1706] <... connect resumed>) = -1 EEXIST (File exists) [pid 1707] <... set_robust_list resumed>) = 0 [pid 1707] rt_sigprocmask(SIG_SETMASK, [] [pid 1709] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1708] <... prctl resumed>) = 0 [pid 1706] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1707] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1701] <... futex resumed>) = 0 [pid 1701] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1701] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1706] <... futex resumed>) = 1 [pid 1707] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1708] setpgid(0, 0 [pid 1706] sendfile(-1, -1, [3 [pid 1708] <... setpgid resumed>) = 0 [pid 1707] <... socket resumed>) = 3 [pid 1706] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1709] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1707] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1706] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1707] <... futex resumed>) = 1 [pid 1706] <... futex resumed>) = 1 [pid 1702] <... futex resumed>) = 0 [pid 1701] <... futex resumed>) = 0 [pid 1707] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1706] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1702] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1701] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1709] <... socket resumed>) = 3 [pid 1708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1707] <... socket resumed>) = 4 [pid 1706] <... clone3 resumed>) = 1711 [pid 1702] <... futex resumed>) = 0 [pid 1701] <... futex resumed>) = 0 [pid 1707] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1706] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1701] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1707] <... futex resumed>) = 0 [pid 1706] <... futex resumed>) = 0 [pid 1701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1707] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1706] ioctl(3, PPPIOCSFLAGS, 0 [pid 1701] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1706] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1701] <... futex resumed>) = 0 [pid 1706] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1709] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1701] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1708] <... openat resumed>) = 3 [pid 1706] <... futex resumed>) = 0 [pid 1702] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1706] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1701] exit_group(0 [pid 1709] <... futex resumed>) = 1 [pid 1708] write(3, "1000", 4 [pid 1706] <... futex resumed>) = ? [pid 1703] <... futex resumed>) = 0 [pid 1702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1701] <... exit_group resumed>) = ? [pid 1709] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1708] <... write resumed>) = 4 [pid 1706] +++ exited with 0 +++ [pid 1703] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1702] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1701] +++ exited with 0 +++ [pid 1709] <... socket resumed>) = 4 [pid 1703] <... futex resumed>) = 0 [pid 1702] <... futex resumed>) = 1 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1708] close(3 [pid 1709] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1707] <... futex resumed>) = 0 [pid 1709] <... futex resumed>) = 0 [pid 1709] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1708] <... close resumed>) = 0 [pid 1707] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1703] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1702] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1708] write(1, "executing program\n", 18 [pid 1703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1708] <... write resumed>) = 18 [pid 1707] <... connect resumed>) = -1 EEXIST (File exists) [pid 1703] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1708] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1707] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1709] <... futex resumed>) = 0 [pid 1703] <... futex resumed>) = 1 [pid 1709] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1708] <... futex resumed>) = 0 [pid 1707] <... futex resumed>) = 1 [pid 1703] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1702] <... futex resumed>) = 0 [pid 1709] <... connect resumed>) = -1 EEXIST (File exists) [pid 1708] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1707] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1702] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1709] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1708] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1702] <... futex resumed>) = 0 [pid 1709] <... futex resumed>) = 1 [pid 1708] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1707] sendfile(-1, -1, [3 [pid 1703] <... futex resumed>) = 0 [pid 1702] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1709] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1708] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1707] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1703] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1707] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1703] <... futex resumed>) = 0 [pid 1709] sendfile(-1, -1, [3 [pid 1708] <... mmap resumed>) = 0x7ff80b96e000 [pid 1707] <... futex resumed>) = 1 [pid 1702] <... futex resumed>) = 0 [pid 1709] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1708] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1707] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1703] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1702] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1709] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1708] <... mprotect resumed>) = 0 [pid 1707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1702] <... futex resumed>) = 0 [pid 1709] <... futex resumed>) = 0 [pid 1708] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1707] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1703] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1702] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1709] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1708] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1707] <... clone3 resumed>) = 1712 [pid 1709] <... clone3 resumed>) = 1713 [pid 1708] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1707] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1703] <... futex resumed>) = 0 [pid 1709] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1707] <... futex resumed>) = 1 [pid 1702] <... futex resumed>) = 0 [pid 1709] <... futex resumed>) = 0 [pid 1707] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1702] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1709] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1702] <... futex resumed>) = 0 [pid 1707] ioctl(3, PPPIOCSFLAGS, 0 [pid 1702] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1707] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1707] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1702] <... futex resumed>) = 0 [pid 1707] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1703] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1702] exit_group(0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1707] <... futex resumed>) = ? [pid 1702] <... exit_group resumed>) = ? [pid 1708] <... clone3 resumed> => {parent_tid=[1714]}, 88) = 1714 [pid 1707] +++ exited with 0 +++ [pid 1703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1702] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1714 attached [pid 1714] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1714] rt_sigprocmask(SIG_SETMASK, [] [pid 1703] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1708] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1714] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1714] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1709] <... futex resumed>) = 0 [pid 1703] <... futex resumed>) = 1 [pid 1709] ioctl(3, PPPIOCSFLAGS, 0 [pid 1703] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1709] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1709] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1703] <... futex resumed>) = 0 [pid 1709] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1708] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1703] exit_group(0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1709] <... futex resumed>) = ? [pid 1708] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1703] <... exit_group resumed>) = ? [pid 300] <... restart_syscall resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1709] +++ exited with 0 +++ [pid 1708] <... futex resumed>) = 1 [pid 1703] +++ exited with 0 +++ [pid 1714] <... futex resumed>) = 0 [pid 1714] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1714] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1714] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1708] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 1715 attached [pid 1715] set_robust_list(0x5555656516a0, 24) = 0 [pid 1715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1715] setpgid(0, 0) = 0 [pid 1715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1715] write(3, "1000", 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1715 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1716 [pid 1715] <... write resumed>) = 4 [pid 1715] close(3) = 0 [pid 1715] write(1, "executing program\n", 18) = 18 [pid 1715] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1715] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1715] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1715] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1715] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1708] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1708] <... futex resumed>) = 1 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1714] <... futex resumed>) = 0 [pid 1714] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 executing program [pid 1708] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1717 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1714] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1714] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1715] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1715] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1708] <... futex resumed>) = 0 [pid 1708] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1719 [pid 1708] <... futex resumed>) = 1 [pid 1714] <... futex resumed>) = 0 [pid 1708] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1714] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1714] <... connect resumed>) = -1 EEXIST (File exists) [pid 1714] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1708] <... futex resumed>) = 0 [pid 1714] sendfile(-1, -1, [3 [pid 1708] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1714] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1708] <... futex resumed>) = 0 [pid 1714] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1708] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1714] <... futex resumed>) = 0 [pid 1708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1714] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1708] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1719 attached [pid 1714] <... clone3 resumed>) = 1720 [pid 1708] <... futex resumed>) = 0 [pid 1714] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1708] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1714] <... futex resumed>) = 0 [pid 1714] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1715] <... clone3 resumed> => {parent_tid=[1718]}, 88) = 1718 [pid 1715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1715] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1715] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1716 attached [pid 1716] set_robust_list(0x5555656516a0, 24 [pid 1708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1716] <... set_robust_list resumed>) = 0 [pid 1716] rt_sigprocmask(SIG_SETMASK, [] [pid 1708] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1716] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1719] set_robust_list(0x5555656516a0, 24 [pid 1714] <... futex resumed>) = 0 [pid 1708] <... futex resumed>) = 1 [pid 1714] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1714] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1714] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1716] <... prctl resumed>) = 0 [pid 1716] setpgid(0, 0) = 0 [pid 1716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1719] <... set_robust_list resumed>) = 0 [pid 1708] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1716] <... openat resumed>) = 3 [pid 1708] exit_group(0 [pid 1716] write(3, "1000", 4 [pid 1714] <... futex resumed>) = ? [pid 1708] <... exit_group resumed>) = ? [pid 1714] +++ exited with 0 +++ [pid 1716] <... write resumed>) = 4 [pid 1716] close(3) = 0 [pid 1716] write(1, "executing program\n", 18) = 18 [pid 1716] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1717 attached [pid 1708] +++ exited with 0 +++ [pid 1717] set_robust_list(0x5555656516a0, 24 executing program [pid 1716] <... futex resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1717] <... set_robust_list resumed>) = 0 [pid 1716] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1717] rt_sigprocmask(SIG_SETMASK, [] [pid 1716] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1717] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1716] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1719] rt_sigprocmask(SIG_SETMASK, [] [pid 1717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1716] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1717] <... prctl resumed>) = 0 [pid 1716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1717] setpgid(0, 0 [pid 1716] <... mmap resumed>) = 0x7ff80b96e000 [pid 1717] <... setpgid resumed>) = 0 [pid 1716] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1716] <... mprotect resumed>) = 0 [pid 1719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1717] <... openat resumed>) = 3 [pid 1716] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1717] write(3, "1000", 4 [pid 1716] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1719] setpgid(0, 0 [pid 1717] <... write resumed>) = 4 [pid 1716] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1717] close(3) = 0 [pid 1716] <... clone3 resumed> => {parent_tid=[1721]}, 88) = 1721 [pid 1717] write(1, "executing program\n", 18 [pid 1716] rt_sigprocmask(SIG_SETMASK, [] [pid 1717] <... write resumed>) = 18 [pid 1716] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1717] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1716] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1717] <... futex resumed>) = 0 [pid 1716] <... futex resumed>) = 0 executing program ci2-android-5-10/strace-static-x86_64: Process 1718 attached [pid 1717] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1716] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1719] <... setpgid resumed>) = 0 [pid 1718] set_robust_list(0x7ff80b98e9a0, 24 [pid 1717] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1718] <... set_robust_list resumed>) = 0 [pid 1717] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1718] rt_sigprocmask(SIG_SETMASK, [] [pid 1717] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1718] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1718] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1717] <... mmap resumed>) = 0x7ff80b96e000 [pid 1718] <... socket resumed>) = 3 [pid 1717] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1719] <... openat resumed>) = 3 [pid 1718] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1717] <... mprotect resumed>) = 0 [pid 1718] <... futex resumed>) = 1 [pid 1717] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1715] <... futex resumed>) = 0 [pid 1719] write(3, "1000", 4 [pid 1718] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1717] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1715] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1719] <... write resumed>) = 4 [pid 1718] <... socket resumed>) = 4 [pid 1717] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1715] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1722 attached [pid 1719] close(3 [pid 1718] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1715] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1719] <... close resumed>) = 0 [pid 1718] <... futex resumed>) = 0 [pid 1717] <... clone3 resumed> => {parent_tid=[1722]}, 88) = 1722 [pid 1715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1719] write(1, "executing program\n", 18 [pid 1718] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1717] rt_sigprocmask(SIG_SETMASK, [] [pid 1715] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1717] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1715] <... futex resumed>) = 0 executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1719] <... write resumed>) = 18 [pid 1722] set_robust_list(0x7ff80b98e9a0, 24 [pid 1718] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1719] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1717] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1715] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1719] <... futex resumed>) = 0 [pid 1718] <... connect resumed>) = -1 EEXIST (File exists) [pid 1717] <... futex resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1719] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1718] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1717] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1718] <... futex resumed>) = 1 [pid 1715] <... futex resumed>) = 0 [pid 1718] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1715] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1715] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1721 attached [pid 1719] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1718] sendfile(-1, -1, [3 [pid 1715] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1722] <... set_robust_list resumed>) = 0 [pid 1721] set_robust_list(0x7ff80b98e9a0, 24 [pid 1719] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1718] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1723 [pid 1721] <... set_robust_list resumed>) = 0 [pid 1719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1718] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1721] rt_sigprocmask(SIG_SETMASK, [] [pid 1719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1718] <... futex resumed>) = 1 [pid 1715] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1721] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1719] <... mmap resumed>) = 0x7ff80b96e000 [pid 1718] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1715] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1721] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1719] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1715] <... futex resumed>) = 0 [pid 1721] <... socket resumed>) = 3 [pid 1718] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1715] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1721] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1718] <... clone3 resumed>) = 1724 [pid 1721] <... futex resumed>) = 1 [pid 1718] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1716] <... futex resumed>) = 0 [pid 1721] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1719] <... mprotect resumed>) = 0 [pid 1718] <... futex resumed>) = 1 [pid 1716] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1715] <... futex resumed>) = 0 [pid 1721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1719] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1718] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1716] <... futex resumed>) = 0 [pid 1715] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1721] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1719] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1716] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1715] <... futex resumed>) = 0 [pid 1722] rt_sigprocmask(SIG_SETMASK, [] [pid 1721] <... socket resumed>) = 4 [pid 1719] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1718] ioctl(3, PPPIOCSFLAGS, 0 [pid 1715] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1722] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1721] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1718] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) ci2-android-5-10/strace-static-x86_64: Process 1725 attached ci2-android-5-10/strace-static-x86_64: Process 1723 attached [pid 1721] <... futex resumed>) = 1 [pid 1718] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1716] <... futex resumed>) = 0 [pid 1721] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1718] <... futex resumed>) = 1 [pid 1716] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1715] <... futex resumed>) = 0 [pid 1722] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1719] <... clone3 resumed> => {parent_tid=[1725]}, 88) = 1725 [pid 1718] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1725] set_robust_list(0x7ff80b98e9a0, 24 [pid 1723] set_robust_list(0x5555656516a0, 24 [pid 1716] <... futex resumed>) = 0 [pid 1715] exit_group(0 [pid 1722] <... socket resumed>) = 3 [pid 1721] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1719] rt_sigprocmask(SIG_SETMASK, [] [pid 1718] <... futex resumed>) = ? [pid 1716] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1715] <... exit_group resumed>) = ? [pid 1725] <... set_robust_list resumed>) = 0 [pid 1723] <... set_robust_list resumed>) = 0 [pid 1722] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1721] <... connect resumed>) = -1 EEXIST (File exists) [pid 1719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1718] +++ exited with 0 +++ [pid 1715] +++ exited with 0 +++ [pid 1721] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1716] <... futex resumed>) = 0 [pid 1721] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1716] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1722] <... futex resumed>) = 1 [pid 1721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1719] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1717] <... futex resumed>) = 0 [pid 1716] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1715, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 1725] rt_sigprocmask(SIG_SETMASK, [] [pid 1723] rt_sigprocmask(SIG_SETMASK, [] [pid 1722] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1721] sendfile(-1, -1, [3 [pid 1719] <... futex resumed>) = 0 [pid 1717] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1716] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1721] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1719] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1717] <... futex resumed>) = 0 [pid 1722] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1721] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1717] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1725] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1723] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1722] <... socket resumed>) = 4 [pid 1721] <... futex resumed>) = 1 [pid 1716] <... futex resumed>) = 0 [pid 1722] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1721] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1716] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1722] <... futex resumed>) = 1 [pid 1721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1717] <... futex resumed>) = 0 [pid 1716] <... futex resumed>) = 0 [pid 1725] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1723] <... prctl resumed>) = 0 [pid 1722] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1721] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1717] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1716] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1725] <... socket resumed>) = 3 [pid 1723] setpgid(0, 0 [pid 1722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1721] <... clone3 resumed>) = 1726 [pid 1717] <... futex resumed>) = 0 [pid 1721] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1717] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1721] <... futex resumed>) = 1 [pid 1716] <... futex resumed>) = 0 [pid 1721] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1716] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1716] <... futex resumed>) = 0 [pid 1721] ioctl(3, PPPIOCSFLAGS, 0 [pid 1716] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1721] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1721] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1716] <... futex resumed>) = 0 [pid 1721] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1716] exit_group(0 [pid 1723] <... setpgid resumed>) = 0 [pid 1722] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1721] <... futex resumed>) = ? [pid 1716] <... exit_group resumed>) = ? [pid 299] <... restart_syscall resumed>) = 0 [pid 1725] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1722] <... connect resumed>) = -1 EEXIST (File exists) [pid 1721] +++ exited with 0 +++ [pid 1716] +++ exited with 0 +++ [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1722] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1723] <... openat resumed>) = 3 [pid 1722] <... futex resumed>) = 1 [pid 1717] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1725] <... futex resumed>) = 1 [pid 1723] write(3, "1000", 4 [pid 1722] sendfile(-1, -1, [3 [pid 1719] <... futex resumed>) = 0 [pid 1717] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1727 [pid 1717] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1725] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1723] <... write resumed>) = 4 [pid 1722] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1719] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 1727 attached [pid 1722] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1723] close(3 [pid 1719] <... futex resumed>) = 0 [pid 1727] set_robust_list(0x5555656516a0, 24 [pid 1722] <... futex resumed>) = 1 [pid 1717] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1727] <... set_robust_list resumed>) = 0 [pid 1717] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1727] rt_sigprocmask(SIG_SETMASK, [] [pid 1717] <... futex resumed>) = 0 [pid 1727] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1717] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1725] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1723] <... close resumed>) = 0 [pid 1722] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1719] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1727] <... prctl resumed>) = 0 [pid 1727] setpgid(0, 0) = 0 [pid 1727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1725] <... socket resumed>) = 4 [pid 1727] write(3, "1000", 4) = 4 [pid 1727] close(3) = 0 [pid 1727] write(1, "executing program\n", 18 [pid 1722] <... clone3 resumed>) = 1728 [pid 1723] write(1, "executing program\n", 18 [pid 1725] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1727] <... write resumed>) = 18 [pid 1727] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1727] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1723] <... write resumed>) = 18 [pid 1725] <... futex resumed>) = 1 [pid 1719] <... futex resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1729 executing program executing program [pid 1727] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1725] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1723] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1722] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1719] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1727] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1727] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1727] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1723] <... futex resumed>) = 0 [pid 1722] <... futex resumed>) = 1 [pid 1719] <... futex resumed>) = 0 [pid 1717] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1730 attached [pid 1725] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1723] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1722] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1719] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1717] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1727] <... clone3 resumed> => {parent_tid=[1730]}, 88) = 1730 [pid 1717] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1727] rt_sigprocmask(SIG_SETMASK, [] [pid 1717] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1727] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1727] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1725] <... connect resumed>) = -1 EEXIST (File exists) [pid 1723] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1727] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1730] set_robust_list(0x7ff80b98e9a0, 24 [pid 1725] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1723] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1722] ioctl(3, PPPIOCSFLAGS, 0ci2-android-5-10/strace-static-x86_64: Process 1729 attached [pid 1729] set_robust_list(0x5555656516a0, 24) = 0 [pid 1729] rt_sigprocmask(SIG_SETMASK, [] [pid 1723] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1730] <... set_robust_list resumed>) = 0 [pid 1725] <... futex resumed>) = 1 [pid 1722] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1719] <... futex resumed>) = 0 [pid 1729] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1725] sendfile(-1, -1, [3 [pid 1723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1722] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1719] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1722] <... futex resumed>) = 1 [pid 1725] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1719] <... futex resumed>) = 0 [pid 1717] <... futex resumed>) = 0 [pid 1723] <... mmap resumed>) = 0x7ff80b96e000 [pid 1717] exit_group(0 [pid 1729] <... prctl resumed>) = 0 [pid 1717] <... exit_group resumed>) = ? [pid 1729] setpgid(0, 0) = 0 [pid 1729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1725] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1723] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1719] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1725] <... futex resumed>) = 0 [pid 1729] write(3, "1000", 4) = 4 [pid 1729] close(3) = 0 [pid 1729] write(1, "executing program\n", 18) = 18 [pid 1729] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1725] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1722] +++ exited with 0 +++ [pid 1723] <... mprotect resumed>) = 0 [pid 1717] +++ exited with 0 +++ [pid 1719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1729] <... futex resumed>) = 0 [pid 1723] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1717, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 1723] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1719] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1725] <... futex resumed>) = 0 [pid 1723] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1719] <... futex resumed>) = 1 [pid 1725] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1719] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1729] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1729] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1729] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1725] <... clone3 resumed>) = 1732 [pid 1723] <... clone3 resumed> => {parent_tid=[1731]}, 88) = 1731 [pid 1729] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1723] rt_sigprocmask(SIG_SETMASK, [] [pid 1725] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1723] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1729] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1723] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1725] <... futex resumed>) = 1 [pid 1723] <... futex resumed>) = 0 [pid 1719] <... futex resumed>) = 0 [pid 1723] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1725] ioctl(3, PPPIOCSFLAGS, 0 [pid 1719] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1725] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1719] <... futex resumed>) = 0 [pid 1725] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1719] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1725] <... futex resumed>) = 0 [pid 1729] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1725] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1719] exit_group(0 [pid 1729] <... clone3 resumed> => {parent_tid=[1733]}, 88) = 1733 [pid 1725] <... futex resumed>) = ? [pid 1719] <... exit_group resumed>) = ? [pid 1729] rt_sigprocmask(SIG_SETMASK, [] [pid 1725] +++ exited with 0 +++ [pid 1729] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1729] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1729] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1731 attached [pid 1731] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1719] +++ exited with 0 +++ [pid 1731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1731] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1731] <... socket resumed>) = 3 [pid 1731] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1723] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1723] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1734 [pid 1731] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1731] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1723] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1723] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1735 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1723] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1723] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1731] <... futex resumed>) = 1 [pid 1723] <... futex resumed>) = 0 [pid 1731] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1723] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1731] <... connect resumed>) = -1 EEXIST (File exists) [pid 1731] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1723] <... futex resumed>) = 0 [pid 1723] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1731] sendfile(-1, -1, [3 [pid 1723] <... futex resumed>) = 0 [pid 1731] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1723] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1731] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1723] <... futex resumed>) = 0 [pid 1731] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1723] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1735 attached ci2-android-5-10/strace-static-x86_64: Process 1734 attached [pid 1731] <... clone3 resumed>) = 1736 [pid 1730] rt_sigprocmask(SIG_SETMASK, [] [pid 1723] <... futex resumed>) = 0 [pid 1731] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1731] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1733 attached [pid 1733] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1733] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1733] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1735] set_robust_list(0x5555656516a0, 24 [pid 1734] set_robust_list(0x5555656516a0, 24 [pid 1730] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1723] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1733] <... socket resumed>) = 3 [pid 1733] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1730] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1733] <... futex resumed>) = 1 [pid 1729] <... futex resumed>) = 0 [pid 1733] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1729] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1733] <... socket resumed>) = 4 [pid 1729] <... futex resumed>) = 0 [pid 1733] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1735] <... set_robust_list resumed>) = 0 [pid 1730] <... socket resumed>) = 3 [pid 1734] <... set_robust_list resumed>) = 0 [pid 1729] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1723] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1733] <... futex resumed>) = 0 [pid 1729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1733] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1729] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1735] rt_sigprocmask(SIG_SETMASK, [] [pid 1730] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1723] <... futex resumed>) = 1 [pid 1734] rt_sigprocmask(SIG_SETMASK, [] [pid 1733] <... connect resumed>) = -1 EEXIST (File exists) [pid 1731] <... futex resumed>) = 0 [pid 1730] <... futex resumed>) = 1 [pid 1729] <... futex resumed>) = 0 [pid 1727] <... futex resumed>) = 0 [pid 1723] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1735] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1733] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1731] ioctl(3, PPPIOCSFLAGS, 0 [pid 1729] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1727] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1730] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1733] <... futex resumed>) = 0 [pid 1731] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1727] <... futex resumed>) = 0 [pid 1733] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1731] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1730] <... socket resumed>) = 4 [pid 1729] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1727] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1735] <... prctl resumed>) = 0 [pid 1733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1731] <... futex resumed>) = 1 [pid 1730] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1729] <... futex resumed>) = 0 [pid 1727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1723] <... futex resumed>) = 0 [pid 1735] setpgid(0, 0 [pid 1734] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1733] sendfile(-1, -1, [3 [pid 1731] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1730] <... futex resumed>) = 0 [pid 1729] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1727] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1733] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1727] <... futex resumed>) = 0 [pid 1723] exit_group(0 [pid 1733] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1727] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1733] <... futex resumed>) = 1 [pid 1729] <... futex resumed>) = 0 [pid 1733] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1729] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1735] <... setpgid resumed>) = 0 [pid 1734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1733] <... clone3 resumed>) = 1737 [pid 1731] <... futex resumed>) = ? [pid 1730] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1729] <... futex resumed>) = 0 [pid 1723] <... exit_group resumed>) = ? [pid 1735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1734] <... prctl resumed>) = 0 [pid 1733] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1731] +++ exited with 0 +++ [pid 1730] <... connect resumed>) = -1 EEXIST (File exists) [pid 1729] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1733] <... futex resumed>) = 0 [pid 1729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1733] ioctl(3, PPPIOCSFLAGS, 0 [pid 1729] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1733] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1735] <... openat resumed>) = 3 [pid 1734] setpgid(0, 0 [pid 1730] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1729] <... futex resumed>) = 0 [pid 1723] +++ exited with 0 +++ [pid 1733] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1729] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1733] <... futex resumed>) = 0 [pid 1729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1733] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1729] exit_group(0 [pid 1735] write(3, "1000", 4 [pid 1734] <... setpgid resumed>) = 0 [pid 1733] <... futex resumed>) = ? [pid 1730] <... futex resumed>) = 1 [pid 1729] <... exit_group resumed>) = ? [pid 1727] <... futex resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1735] <... write resumed>) = 4 [pid 1734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1733] +++ exited with 0 +++ [pid 1730] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1729] +++ exited with 0 +++ [pid 1727] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1727] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1735] close(3 [pid 1734] <... openat resumed>) = 3 [pid 1735] <... close resumed>) = 0 [pid 1730] sendfile(-1, -1, [3 [pid 301] <... restart_syscall resumed>) = 0 [pid 1734] write(3, "1000", 4 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 1735] write(1, "executing program\n", 18) = 18 [pid 1734] <... write resumed>) = 4 [pid 1730] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1735] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1734] close(3 [pid 1730] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1735] <... futex resumed>) = 0 [pid 1734] <... close resumed>) = 0 [pid 1735] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1734] write(1, "executing program\n", 18 [pid 1730] <... futex resumed>) = 1 [pid 1727] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1735] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1734] <... write resumed>) = 18 [pid 1730] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1727] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1735] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1734] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1727] <... futex resumed>) = 0 [pid 1735] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1727] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1734] <... futex resumed>) = 0 [pid 1730] <... clone3 resumed>) = 1738 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1735] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1734] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1735] <... mprotect resumed>) = 0 [pid 1730] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1735] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1734] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1730] <... futex resumed>) = 1 [pid 1727] <... futex resumed>) = 0 [pid 1735] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1734] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1730] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1727] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1739 [pid 1727] <... futex resumed>) = 0 [pid 1735] <... clone3 resumed> => {parent_tid=[1740]}, 88) = 1740 [pid 1727] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1735] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1735] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1735] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1740 attached [pid 1734] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1734] <... mmap resumed>) = 0x7ff80b96e000 [pid 1730] ioctl(3, PPPIOCSFLAGS, 0 [pid 1740] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1740] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1740] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1735] <... futex resumed>) = 0 [pid 1735] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1735] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1734] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1730] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1740] <... futex resumed>) = 1 [pid 1734] <... mprotect resumed>) = 0 [pid 1730] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 1740] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1734] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1730] <... futex resumed>) = 1 [pid 1734] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1727] <... futex resumed>) = 0 [pid 1734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1730] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1727] exit_group(0) = ? [pid 1730] <... futex resumed>) = -1 ENOSYS (Function not implemented) ci2-android-5-10/strace-static-x86_64: Process 1741 attached ci2-android-5-10/strace-static-x86_64: Process 1739 attached [pid 1734] <... clone3 resumed> => {parent_tid=[1741]}, 88) = 1741 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1740] <... socket resumed>) = 4 [pid 1740] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1735] <... futex resumed>) = 0 [pid 1735] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1735] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1740] <... futex resumed>) = 1 [pid 1730] +++ exited with 0 +++ [pid 1727] +++ exited with 0 +++ [pid 1734] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1740] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 1734] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1741] set_robust_list(0x7ff80b98e9a0, 24 [pid 1740] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1735] <... futex resumed>) = 0 [pid 1735] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1735] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1740] <... futex resumed>) = 1 [pid 1740] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1740] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1735] <... futex resumed>) = 0 [pid 1735] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1735] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1740] <... futex resumed>) = 1 [pid 1740] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1734] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1742 [pid 1734] <... futex resumed>) = 0 [pid 1741] <... set_robust_list resumed>) = 0 [pid 1740] <... clone3 resumed>) = 1743 [pid 1739] set_robust_list(0x5555656516a0, 24 [pid 1734] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1740] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1735] <... futex resumed>) = 0 [pid 1735] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1735] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1740] <... futex resumed>) = 1 [pid 1740] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 1740] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1735] <... futex resumed>) = 0 [pid 1741] rt_sigprocmask(SIG_SETMASK, [] [pid 1739] <... set_robust_list resumed>) = 0 [pid 1735] exit_group(0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1735] <... exit_group resumed>) = ? [pid 1740] <... futex resumed>) = ? [pid 1741] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1739] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1742 attached [pid 1741] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1740] +++ exited with 0 +++ [pid 1739] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1735] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 1742] set_robust_list(0x5555656516a0, 24) = 0 [pid 1741] <... socket resumed>) = 3 [pid 1739] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1742] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1742] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1742] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1744 attached [pid 1742] <... prctl resumed>) = 0 [pid 1741] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1739] <... prctl resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1742] setpgid(0, 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1744 [pid 1742] <... setpgid resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1741] <... futex resumed>) = 1 [pid 1739] setpgid(0, 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1734] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1744] set_robust_list(0x5555656516a0, 24 [pid 1742] <... openat resumed>) = 3 [pid 1741] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1739] <... setpgid resumed>) = 0 [pid 1742] write(3, "1000", 4) = 4 [pid 1742] close(3) = 0 [pid 1734] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1742] write(1, "executing program\n", 18 [pid 1741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1742] <... write resumed>) = 18 [pid 1742] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1741] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1734] <... futex resumed>) = 0 [pid 1742] <... futex resumed>) = 0 [pid 1739] <... openat resumed>) = 3 executing program [pid 1742] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1741] <... socket resumed>) = 4 [pid 1739] write(3, "1000", 4 [pid 1734] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1745 [pid 1742] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1742] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1741] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1739] <... write resumed>) = 4 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1741] <... futex resumed>) = 1 [pid 1739] close(3 [pid 1734] <... futex resumed>) = 0 [pid 1742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1742] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1742] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1734] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1741] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1739] <... close resumed>) = 0 [pid 1734] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1742] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1741] <... connect resumed>) = -1 EEXIST (File exists) [pid 1739] write(1, "executing program\n", 18 [pid 1734] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1741] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1739] <... write resumed>) = 18 executing program [pid 1742] <... clone3 resumed> => {parent_tid=[1746]}, 88) = 1746 [pid 1742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1742] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1742] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1745 attached [pid 1741] <... futex resumed>) = 1 [pid 1739] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1734] <... futex resumed>) = 0 [pid 1741] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1739] <... futex resumed>) = 0 [pid 1734] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1739] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1734] <... futex resumed>) = 0 [pid 1741] sendfile(-1, -1, [3 [pid 1739] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1734] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1741] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1739] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1741] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1739] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1741] <... futex resumed>) = 1 [pid 1739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1734] <... futex resumed>) = 0 [pid 1741] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1739] <... mmap resumed>) = 0x7ff80b96e000 [pid 1734] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1739] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1734] <... futex resumed>) = 0 [pid 1741] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1739] <... mprotect resumed>) = 0 [pid 1734] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1745] set_robust_list(0x5555656516a0, 24) = 0 [pid 1745] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1741] <... clone3 resumed>) = 1747 [pid 1745] <... prctl resumed>) = 0 [pid 1739] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1745] setpgid(0, 0 [pid 1741] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1739] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1741] <... futex resumed>) = 1 [pid 1739] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1734] <... futex resumed>) = 0 [pid 1741] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1745] <... setpgid resumed>) = 0 [pid 1745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1734] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1741] ioctl(3, PPPIOCSFLAGS, 0 [pid 1739] <... clone3 resumed> => {parent_tid=[1748]}, 88) = 1748 [pid 1734] <... futex resumed>) = 0 [pid 1741] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1739] rt_sigprocmask(SIG_SETMASK, [] [pid 1734] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1741] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1739] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1741] <... futex resumed>) = 0 [pid 1734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1741] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1739] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1745] <... openat resumed>) = 3 [pid 1739] <... futex resumed>) = 0 [pid 1734] exit_group(0 [pid 1745] write(3, "1000", 4 [pid 1739] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 1741] <... futex resumed>) = ? [pid 1734] <... exit_group resumed>) = ? [pid 1745] <... write resumed>) = 4 [pid 1741] +++ exited with 0 +++ [pid 1745] close(3) = 0 [pid 1745] write(1, "executing program\n", 18) = 18 [pid 1745] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1745] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1734] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1746 attached [pid 1745] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1746] set_robust_list(0x7ff80b98e9a0, 24 [pid 1745] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1746] <... set_robust_list resumed>) = 0 [pid 1745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1746] rt_sigprocmask(SIG_SETMASK, [] [pid 1745] <... mmap resumed>) = 0x7ff80b96e000 [pid 1746] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1745] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1746] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1745] <... mprotect resumed>) = 0 [pid 1746] <... socket resumed>) = 3 [pid 1745] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1746] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1745] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1748 attached [pid 1746] <... futex resumed>) = 1 [pid 1745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1744] <... set_robust_list resumed>) = 0 [pid 1742] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1749 attached [pid 1748] set_robust_list(0x7ff80b98e9a0, 24 [pid 1746] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1742] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1745] <... clone3 resumed> => {parent_tid=[1749]}, 88) = 1749 [pid 1742] <... futex resumed>) = 0 [pid 1746] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1745] rt_sigprocmask(SIG_SETMASK, [] [pid 1742] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1746] <... socket resumed>) = 4 [pid 1745] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1746] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1745] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1746] <... futex resumed>) = 1 [pid 1745] <... futex resumed>) = 0 [pid 1742] <... futex resumed>) = 0 [pid 1746] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1745] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1742] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1744] rt_sigprocmask(SIG_SETMASK, [] [pid 1742] <... futex resumed>) = 0 [pid 1746] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1742] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1746] <... connect resumed>) = -1 EEXIST (File exists) [pid 1746] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1742] <... futex resumed>) = 0 [pid 1746] sendfile(-1, -1, [3 [pid 1744] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1742] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1746] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1742] <... futex resumed>) = 0 [pid 1746] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1742] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1746] <... futex resumed>) = 0 [pid 1742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1746] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1742] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1749] set_robust_list(0x7ff80b98e9a0, 24 [pid 1748] <... set_robust_list resumed>) = 0 [pid 1746] <... clone3 resumed>) = 1750 [pid 1744] <... prctl resumed>) = 0 [pid 1742] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 1748] rt_sigprocmask(SIG_SETMASK, [] [pid 1746] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1744] setpgid(0, 0 [pid 1742] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1746] <... futex resumed>) = 0 [pid 1742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1746] ioctl(3, PPPIOCSFLAGS, 0 [pid 1744] <... setpgid resumed>) = 0 [pid 1742] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1749] <... set_robust_list resumed>) = 0 [pid 1748] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1746] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1742] <... futex resumed>) = 0 [pid 1746] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1742] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1746] <... futex resumed>) = 0 [pid 1742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1746] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1742] exit_group(0 [pid 1746] <... futex resumed>) = ? [pid 1742] <... exit_group resumed>) = ? [pid 1749] rt_sigprocmask(SIG_SETMASK, [] [pid 1748] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1746] +++ exited with 0 +++ [pid 1744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1742] +++ exited with 0 +++ [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1749] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1749] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1749] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1745] <... futex resumed>) = 0 [pid 1749] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1745] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1745] <... futex resumed>) = 0 [pid 1749] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1745] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1749] <... socket resumed>) = 4 [pid 1748] <... socket resumed>) = 3 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1742, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1749] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1748] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1744] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1749] <... futex resumed>) = 1 [pid 1748] <... futex resumed>) = 1 [pid 1745] <... futex resumed>) = 0 [pid 1744] write(3, "1000", 4 [pid 1739] <... futex resumed>) = 0 [pid 1749] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1745] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1745] <... futex resumed>) = 0 [pid 1749] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1748] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1745] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1744] <... write resumed>) = 4 [pid 1739] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1749] <... connect resumed>) = -1 EEXIST (File exists) [pid 1748] <... socket resumed>) = 4 [pid 1744] close(3 [pid 1739] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1751 [pid 1749] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1748] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1744] <... close resumed>) = 0 [pid 1739] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1749] <... futex resumed>) = 1 [pid 1748] <... futex resumed>) = 0 [pid 1745] <... futex resumed>) = 0 [pid 1744] write(1, "executing program\n", 18 [pid 1739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1749] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1748] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1745] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1744] <... write resumed>) = 18 [pid 1739] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1745] <... futex resumed>) = 0 [pid 1744] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1739] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1749] sendfile(-1, -1, [3 [pid 1748] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1745] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1744] <... futex resumed>) = 0 [pid 1739] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1749] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1748] <... connect resumed>) = -1 EEXIST (File exists) [pid 1744] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1749] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1748] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1744] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1749] <... futex resumed>) = 1 [pid 1748] <... futex resumed>) = 1 [pid 1745] <... futex resumed>) = 0 [pid 1744] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1739] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 1751 attached [pid 1749] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1748] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1745] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1744] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1739] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1751] set_robust_list(0x5555656516a0, 24 [pid 1749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1745] <... futex resumed>) = 0 [pid 1744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1739] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1751] <... set_robust_list resumed>) = 0 [pid 1749] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1748] sendfile(-1, -1, [3 [pid 1745] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1744] <... mmap resumed>) = 0x7ff80b96e000 [pid 1739] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1752 attached [pid 1751] rt_sigprocmask(SIG_SETMASK, [] [pid 1749] <... clone3 resumed>) = 1753 [pid 1751] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1749] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1752] set_robust_list(0x5555656516a0, 24 [pid 1751] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1749] <... futex resumed>) = 1 [pid 1748] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1745] <... futex resumed>) = 0 [pid 1744] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1752 [pid 1751] <... prctl resumed>) = 0 [pid 1749] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1745] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1751] setpgid(0, 0 [pid 1749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1745] <... futex resumed>) = 0 [pid 1751] <... setpgid resumed>) = 0 [pid 1749] ioctl(3, PPPIOCSFLAGS, 0 [pid 1745] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1749] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1748] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1744] <... mprotect resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1752] <... set_robust_list resumed>) = 0 [pid 1751] <... openat resumed>) = 3 [pid 1749] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1751] write(3, "1000", 4 [pid 1749] <... futex resumed>) = 1 [pid 1745] <... futex resumed>) = 0 [pid 1751] <... write resumed>) = 4 [pid 1749] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1745] exit_group(0 [pid 1752] rt_sigprocmask(SIG_SETMASK, [] [pid 1751] close(3 [pid 1749] <... futex resumed>) = ? [pid 1748] <... futex resumed>) = 1 [pid 1745] <... exit_group resumed>) = ? [pid 1744] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1739] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1752] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1751] <... close resumed>) = 0 [pid 1749] +++ exited with 0 +++ [pid 1748] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1745] +++ exited with 0 +++ [pid 1744] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1739] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1751] write(1, "executing program\n", 18 executing program [pid 1748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1744] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1739] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1751] <... write resumed>) = 18 [pid 1748] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1751] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1739] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1751] <... futex resumed>) = 0 [pid 1751] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1751] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1751] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1748] <... clone3 resumed>) = 1755 [pid 1751] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1744] <... clone3 resumed> => {parent_tid=[1754]}, 88) = 1754 [pid 1751] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1748] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1744] rt_sigprocmask(SIG_SETMASK, [] [pid 1751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1748] <... futex resumed>) = 1 [pid 1744] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1739] <... futex resumed>) = 0 [pid 1748] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1744] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1751] <... clone3 resumed> => {parent_tid=[1756]}, 88) = 1756 [pid 1748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1744] <... futex resumed>) = 0 [pid 1739] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1751] rt_sigprocmask(SIG_SETMASK, [] [pid 1748] ioctl(3, PPPIOCSFLAGS, 0 [pid 1744] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1739] <... futex resumed>) = 0 [pid 1751] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1748] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1739] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1751] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1748] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1751] <... futex resumed>) = 0 [pid 1748] <... futex resumed>) = 0 [pid 1751] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1748] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1739] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1748] <... futex resumed>) = ? [pid 1739] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1754 attached [pid 1748] +++ exited with 0 +++ [pid 1754] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1754] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1754] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1739] +++ exited with 0 +++ [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1754] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1754] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1756 attached [pid 1756] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1756] rt_sigprocmask(SIG_SETMASK, [] [pid 1744] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1757 [pid 1744] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1756] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1744] <... futex resumed>) = 1 [pid 1752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1744] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1752] <... prctl resumed>) = 0 [pid 1756] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1752] setpgid(0, 0 [pid 1756] <... socket resumed>) = 3 [pid 1756] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1751] <... futex resumed>) = 0 [pid 1751] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1751] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1756] <... futex resumed>) = 1 [pid 1756] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1752] <... setpgid resumed>) = 0 [pid 1754] <... futex resumed>) = 0 [pid 1756] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1751] <... futex resumed>) = 0 [pid 1752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1751] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1751] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1756] <... futex resumed>) = 1 [pid 1756] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1756] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1751] <... futex resumed>) = 0 [pid 1756] sendfile(-1, -1, [3 [pid 1751] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1756] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1751] <... futex resumed>) = 0 [pid 1756] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1752] <... openat resumed>) = 3 [pid 1751] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1756] <... futex resumed>) = 0 [pid 1751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1756] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1751] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1756] <... clone3 resumed>) = 1758 [pid 1754] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1752] write(3, "1000", 4 [pid 1751] <... futex resumed>) = 0 [pid 1756] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1754] <... socket resumed>) = 4 [pid 1752] <... write resumed>) = 4 [pid 1751] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1756] <... futex resumed>) = 0 [pid 1751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1756] ioctl(3, PPPIOCSFLAGS, 0 [pid 1751] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1756] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1751] <... futex resumed>) = 0 [pid 1756] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1751] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1756] <... futex resumed>) = 0 [pid 1751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1756] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1751] exit_group(0 [pid 1756] <... futex resumed>) = ? [pid 1754] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1752] close(3 [pid 1751] <... exit_group resumed>) = ? [pid 1756] +++ exited with 0 +++ [pid 1754] <... futex resumed>) = 1 [pid 1752] <... close resumed>) = 0 [pid 1751] +++ exited with 0 +++ [pid 1744] <... futex resumed>) = 0 [pid 1754] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1752] write(1, "executing program\n", 18 [pid 1744] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1752] <... write resumed>) = 18 [pid 1744] <... futex resumed>) = 0 [pid 1754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1751, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1752] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1744] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1754] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1752] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1757 attached [pid 1754] <... connect resumed>) = -1 EEXIST (File exists) [pid 1752] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1757] set_robust_list(0x5555656516a0, 24 [pid 1754] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1752] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1757] <... set_robust_list resumed>) = 0 [pid 1752] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1754] <... futex resumed>) = 1 [pid 1744] <... futex resumed>) = 0 [pid 1752] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1757] setpgid(0, 0) = 0 [pid 1757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1754] sendfile(-1, -1, [3 [pid 1752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1744] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1757] write(3, "1000", 4 [pid 1752] <... mmap resumed>) = 0x7ff80b96e000 [pid 1754] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1752] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1744] <... futex resumed>) = 0 [pid 1757] <... write resumed>) = 4 [pid 1752] <... mprotect resumed>) = 0 [pid 1744] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1754] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1752] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1754] <... futex resumed>) = 0 [pid 1752] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1744] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1757] close(3 [pid 1754] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1752] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1757] <... close resumed>) = 0 [pid 1744] <... futex resumed>) = 0 [pid 1757] write(1, "executing program\n", 18 [pid 1744] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1757] <... write resumed>) = 18 [pid 1757] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1754] <... clone3 resumed>) = 1760 executing program [pid 1752] <... clone3 resumed> => {parent_tid=[1759]}, 88) = 1759 [pid 1757] <... futex resumed>) = 0 [pid 1752] rt_sigprocmask(SIG_SETMASK, [] [pid 1757] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1754] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1752] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1757] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1752] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1754] <... futex resumed>) = 1 [pid 1744] <... futex resumed>) = 0 [pid 1752] <... futex resumed>) = 0 [pid 1754] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1744] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1752] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1744] <... futex resumed>) = 0 [pid 1754] ioctl(3, PPPIOCSFLAGS, 0 [pid 1744] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1754] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1757] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1754] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1757] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1744] <... futex resumed>) = 0 [pid 1754] <... futex resumed>) = 1 [pid 301] <... restart_syscall resumed>) = 0 [pid 1757] <... mmap resumed>) = 0x7ff80b96e000 [pid 1754] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1744] exit_group(0 [pid 1757] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1744] <... exit_group resumed>) = ? [pid 1757] <... mprotect resumed>) = 0 [pid 1757] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1754] <... futex resumed>) = ? [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1757] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1757] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1757] <... clone3 resumed> => {parent_tid=[1761]}, 88) = 1761 [pid 1757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1757] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1757] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1762 [pid 1754] +++ exited with 0 +++ [pid 1744] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1759 attached [pid 1759] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1759] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... restart_syscall resumed>) = 0 [pid 1759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1759] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1759] <... socket resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1759] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1759] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1761 attached [pid 1752] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1763 [pid 1752] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1761] set_robust_list(0x7ff80b98e9a0, 24 [pid 1752] <... futex resumed>) = 1 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1752] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1759] <... futex resumed>) = 0 [pid 1759] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1759] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1752] <... futex resumed>) = 0 [pid 1759] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1752] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1763 attached ci2-android-5-10/strace-static-x86_64: Process 1762 attached ) = 0 [pid 1752] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1759] <... connect resumed>) = -1 EEXIST (File exists) [pid 1759] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1752] <... futex resumed>) = 0 [pid 1759] sendfile(-1, -1, [3 [pid 1752] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1759] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1752] <... futex resumed>) = 0 [pid 1759] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1752] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1759] <... futex resumed>) = 0 [pid 1752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1759] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1752] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1763] set_robust_list(0x5555656516a0, 24 [pid 1762] set_robust_list(0x5555656516a0, 24 [pid 1759] <... clone3 resumed>) = 1764 [pid 1752] <... futex resumed>) = 0 [pid 1759] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1759] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1761] <... set_robust_list resumed>) = 0 [pid 1761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1761] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1761] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1752] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1757] <... futex resumed>) = 0 [pid 1757] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1752] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1757] <... futex resumed>) = 0 [pid 1759] <... futex resumed>) = 0 [pid 1757] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1752] <... futex resumed>) = 1 [pid 1759] ioctl(3, PPPIOCSFLAGS, 0 [pid 1752] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1759] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1759] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1752] <... futex resumed>) = 0 [pid 1763] <... set_robust_list resumed>) = 0 [pid 1762] <... set_robust_list resumed>) = 0 [pid 1752] exit_group(0 [pid 1763] rt_sigprocmask(SIG_SETMASK, [] [pid 1752] <... exit_group resumed>) = ? [pid 1763] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1759] +++ exited with 0 +++ [pid 1752] +++ exited with 0 +++ [pid 1761] <... futex resumed>) = 1 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1763] <... prctl resumed>) = 0 [pid 1762] <... prctl resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1763] setpgid(0, 0 [pid 1761] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1762] setpgid(0, 0 [pid 1761] <... socket resumed>) = 4 [pid 1761] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1757] <... futex resumed>) = 0 [pid 1757] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1757] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1761] <... futex resumed>) = 1 [pid 1763] <... setpgid resumed>) = 0 [pid 1762] <... setpgid resumed>) = 0 [pid 1761] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1761] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1757] <... futex resumed>) = 0 [pid 1757] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1757] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 1762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1761] <... futex resumed>) = 1 [pid 1761] sendfile(-1, -1, [3 [pid 1763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... restart_syscall resumed>) = 0 [pid 1762] <... openat resumed>) = 3 [pid 1763] <... openat resumed>) = 3 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1763] write(3, "1000", 4 [pid 1762] write(3, "1000", 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1763] <... write resumed>) = 4 [pid 1762] <... write resumed>) = 4 [pid 1761] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1763] close(3 [pid 1762] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1766 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1765 [pid 1763] <... close resumed>) = 0 [pid 1762] <... close resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1763] write(1, "executing program\n", 18 [pid 1762] write(1, "executing program\n", 18 executing program executing program [pid 1761] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1763] <... write resumed>) = 18 [pid 1762] <... write resumed>) = 18 [pid 1761] <... futex resumed>) = 1 [pid 1757] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1761] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1757] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1765 attached [pid 1763] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1762] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1761] <... clone3 resumed>) = 1767 [pid 1757] <... futex resumed>) = 0 [pid 1761] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1757] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1761] <... futex resumed>) = 0 [pid 1757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1765] set_robust_list(0x5555656516a0, 24 [pid 1763] <... futex resumed>) = 0 [pid 1762] <... futex resumed>) = 0 [pid 1763] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1761] ioctl(3, PPPIOCSFLAGS, 0 [pid 1757] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1763] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1762] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1761] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1757] <... futex resumed>) = 0 [pid 1763] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1762] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1761] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1757] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1763] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1762] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1761] <... futex resumed>) = 0 [pid 1757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1765] <... set_robust_list resumed>) = 0 [pid 1763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1762] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1761] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1757] exit_group(0 [pid 1763] <... mmap resumed>) = 0x7ff80b96e000 [pid 1762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1761] <... futex resumed>) = ? [pid 1757] <... exit_group resumed>) = ? [pid 1765] rt_sigprocmask(SIG_SETMASK, [] [pid 1763] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1762] <... mmap resumed>) = 0x7ff80b96e000 [pid 1761] +++ exited with 0 +++ [pid 1757] +++ exited with 0 +++ [pid 1763] <... mprotect resumed>) = 0 [pid 1762] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITEci2-android-5-10/strace-static-x86_64: Process 1766 attached [pid 1763] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1762] <... mprotect resumed>) = 0 [pid 1763] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1762] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1762] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1766] set_robust_list(0x5555656516a0, 24 [pid 1762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1763] <... clone3 resumed> => {parent_tid=[1768]}, 88) = 1768 [pid 1766] <... set_robust_list resumed>) = 0 [pid 1766] rt_sigprocmask(SIG_SETMASK, [] [pid 1763] rt_sigprocmask(SIG_SETMASK, [] [pid 1766] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1763] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1762] <... clone3 resumed> => {parent_tid=[1769]}, 88) = 1769 [pid 1763] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1762] rt_sigprocmask(SIG_SETMASK, [] [pid 1763] <... futex resumed>) = 0 [pid 1762] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1763] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1762] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1769 attached [pid 1766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1765] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1762] <... futex resumed>) = 0 [pid 1762] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1766] <... prctl resumed>) = 0 [pid 1766] setpgid(0, 0) = 0 [pid 1766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1769] set_robust_list(0x7ff80b98e9a0, 24 [pid 1766] <... openat resumed>) = 3 [pid 1765] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1769] <... set_robust_list resumed>) = 0 [pid 1765] <... prctl resumed>) = 0 [pid 1766] write(3, "1000", 4) = 4 [pid 1766] close(3) = 0 [pid 1769] rt_sigprocmask(SIG_SETMASK, [] [pid 1765] setpgid(0, 0 [pid 1766] write(1, "executing program\n", 18 [pid 1765] <... setpgid resumed>) = 0 [pid 1766] <... write resumed>) = 18 executing program [pid 1769] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1766] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1766] <... futex resumed>) = 0 [pid 1766] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1766] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1765] <... openat resumed>) = 3 [pid 1766] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1766] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1769] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1765] write(3, "1000", 4 [pid 1766] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1770]}, 88) = 1770 [pid 1765] <... write resumed>) = 4 [pid 1769] <... socket resumed>) = 3 [pid 1765] close(3 [pid 1766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1766] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1766] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1765] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1768 attached [pid 1768] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1768] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1768] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1768] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1763] <... futex resumed>) = 0 [pid 1765] write(1, "executing program\n", 18 [pid 1763] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1765] <... write resumed>) = 18 executing program [pid 1763] <... futex resumed>) = 0 [pid 1768] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1763] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1765] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1768] <... socket resumed>) = 4 [pid 1768] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1765] <... futex resumed>) = 0 [pid 1763] <... futex resumed>) = 0 [pid 1768] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1765] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1763] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1769] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1763] <... futex resumed>) = 0 [pid 1765] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1763] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1769] <... futex resumed>) = 1 [pid 1765] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1762] <... futex resumed>) = 0 [pid 1768] <... connect resumed>) = -1 EEXIST (File exists) [pid 1762] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1765] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1762] <... futex resumed>) = 0 [pid 1762] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1768] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1765] <... mmap resumed>) = 0x7ff80b96e000 [pid 1768] <... futex resumed>) = 1 [pid 1765] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1763] <... futex resumed>) = 0 [pid 1765] <... mprotect resumed>) = 0 [pid 1763] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1768] sendfile(-1, -1, [3 [pid 1763] <... futex resumed>) = 0 [pid 1769] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1765] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1763] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1765] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1769] <... socket resumed>) = 4 [pid 1765] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1768] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1768] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1769] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1768] <... futex resumed>) = 1 [pid 1765] <... clone3 resumed> => {parent_tid=[1771]}, 88) = 1771 [pid 1763] <... futex resumed>) = 0 [pid 1769] <... futex resumed>) = 1 [pid 1765] rt_sigprocmask(SIG_SETMASK, [] [pid 1763] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1762] <... futex resumed>) = 0 [pid 1769] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1765] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1763] <... futex resumed>) = 0 [pid 1762] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1765] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1763] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1762] <... futex resumed>) = 0 [pid 1765] <... futex resumed>) = 0 [pid 1762] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1769] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1765] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1769] <... connect resumed>) = -1 EEXIST (File exists) [pid 1768] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 1771 attached [pid 1769] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1768] <... clone3 resumed>) = 1772 [pid 1771] set_robust_list(0x7ff80b98e9a0, 24 [pid 1769] <... futex resumed>) = 1 [pid 1762] <... futex resumed>) = 0 [pid 1768] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1763] <... futex resumed>) = 0 [pid 1768] ioctl(3, PPPIOCSFLAGS, 0 [pid 1763] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1769] sendfile(-1, -1, [3 [pid 1768] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1763] <... futex resumed>) = 0 [pid 1762] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1768] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1763] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1768] <... futex resumed>) = 0 [pid 1763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1768] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1763] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1771] <... set_robust_list resumed>) = 0 [pid 1769] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1768] <... futex resumed>) = ? [pid 1763] <... exit_group resumed>) = ? [pid 1762] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1770 attached [pid 1771] rt_sigprocmask(SIG_SETMASK, [] [pid 1769] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1768] +++ exited with 0 +++ [pid 1763] +++ exited with 0 +++ [pid 1762] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1769] <... futex resumed>) = 0 [pid 1762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1769] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1762] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1762] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1769] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1762] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1770] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1770] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1770] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1770] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1766] <... futex resumed>) = 0 [pid 1770] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1769] <... clone3 resumed>) = 1773 [pid 1766] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1770] <... socket resumed>) = 4 [pid 1766] <... futex resumed>) = 0 [pid 1770] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1766] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1770] <... futex resumed>) = 0 [pid 1766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1770] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1766] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1770] <... connect resumed>) = -1 EEXIST (File exists) [pid 1769] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1766] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1774 [pid 1770] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1766] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1771] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1770] <... futex resumed>) = 0 [pid 1769] <... futex resumed>) = 1 [pid 1766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1762] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1770] sendfile(-1, -1, [3 [pid 1766] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1762] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1769] ioctl(3, PPPIOCSFLAGS, 0ci2-android-5-10/strace-static-x86_64: Process 1774 attached [pid 1771] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1770] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1766] <... futex resumed>) = 0 [pid 1762] <... futex resumed>) = 0 [pid 1770] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1766] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1770] <... futex resumed>) = 0 [pid 1766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1770] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1766] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1774] set_robust_list(0x5555656516a0, 24 [pid 1771] <... socket resumed>) = 3 [pid 1770] <... clone3 resumed>) = 1775 [pid 1769] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1766] <... futex resumed>) = 0 [pid 1762] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1770] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1769] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1766] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1771] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1770] <... futex resumed>) = 0 [pid 1766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1770] ioctl(3, PPPIOCSFLAGS, 0 [pid 1766] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1770] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1766] <... futex resumed>) = 0 [pid 1769] <... futex resumed>) = 0 [pid 1762] exit_group(0 [pid 1771] <... futex resumed>) = 1 [pid 1770] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1769] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1766] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1765] <... futex resumed>) = 0 [pid 1771] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1770] <... futex resumed>) = 0 [pid 1769] <... futex resumed>) = ? [pid 1766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1765] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1762] <... exit_group resumed>) = ? [pid 1774] <... set_robust_list resumed>) = 0 [pid 1771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1770] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1769] +++ exited with 0 +++ [pid 1766] exit_group(0 [pid 1774] rt_sigprocmask(SIG_SETMASK, [] [pid 1771] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1770] <... futex resumed>) = ? [pid 1766] <... exit_group resumed>) = ? [pid 1765] <... futex resumed>) = 0 [pid 1762] +++ exited with 0 +++ [pid 1774] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1771] <... socket resumed>) = 4 [pid 1770] +++ exited with 0 +++ [pid 1766] +++ exited with 0 +++ [pid 1765] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1771] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1774] setpgid(0, 0) = 0 [pid 1774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1771] <... futex resumed>) = 1 [pid 1765] <... futex resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1774] write(3, "1000", 4 [pid 1765] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1774] <... write resumed>) = 4 [pid 1765] <... futex resumed>) = 0 [pid 1774] close(3 [pid 1765] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1774] <... close resumed>) = 0 executing program [pid 1774] write(1, "executing program\n", 18) = 18 [pid 1774] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1774] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1774] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1774] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1774] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1774] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1776]}, 88) = 1776 [pid 1774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1774] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1771] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1774] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1771] <... connect resumed>) = -1 EEXIST (File exists) [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1771] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1771] <... futex resumed>) = 1 [pid 1765] <... futex resumed>) = 0 [pid 1771] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1765] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1765] <... futex resumed>) = 0 [pid 1765] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1776 attached [pid 1776] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1776] rt_sigprocmask(SIG_SETMASK, [] [pid 1771] sendfile(-1, -1, [3 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1777 [pid 1771] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1776] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1771] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1765] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1776] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1765] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1771] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1765] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1776] <... socket resumed>) = 3 [pid 1776] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1774] <... futex resumed>) = 0 [pid 1774] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1774] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1776] <... futex resumed>) = 1 [pid 1771] <... clone3 resumed>) = 1778 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1776] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1771] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1776] <... socket resumed>) = 4 [pid 1776] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1774] <... futex resumed>) = 0 [pid 1774] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1774] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1776] <... futex resumed>) = 1 [pid 1776] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1776] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1774] <... futex resumed>) = 0 [pid 1774] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1774] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1779 [pid 1771] <... futex resumed>) = 1 [pid 1765] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1780 [pid 1771] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1765] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1765] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1771] ioctl(3, PPPIOCSFLAGS, 0 [pid 1765] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1771] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1771] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1776] <... futex resumed>) = 1 [pid 1771] <... futex resumed>) = 1 [pid 1765] <... futex resumed>) = 0 [pid 1771] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1776] sendfile(-1, -1, [3 [pid 1765] exit_group(0 [pid 1776] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1771] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 1765] <... exit_group resumed>) = ? [pid 1776] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1771] +++ exited with 0 +++ [pid 1774] <... futex resumed>) = 0 [pid 1774] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1774] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1776] <... futex resumed>) = 1 [pid 1776] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1765] +++ exited with 0 +++ [pid 1776] <... clone3 resumed>) = 1781 [pid 1776] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1774] <... futex resumed>) = 0 [pid 1774] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1774] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1776] <... futex resumed>) = 1 [pid 1776] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1776] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1774] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1780 attached ci2-android-5-10/strace-static-x86_64: Process 1779 attached [pid 1774] exit_group(0) = ? [pid 1776] <... futex resumed>) = ? [pid 1780] set_robust_list(0x5555656516a0, 24 [pid 1779] set_robust_list(0x5555656516a0, 24 [pid 1780] <... set_robust_list resumed>) = 0 [pid 1779] <... set_robust_list resumed>) = 0 [pid 1776] +++ exited with 0 +++ [pid 1774] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1777 attached [pid 1777] set_robust_list(0x5555656516a0, 24) = 0 [pid 1777] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1780] rt_sigprocmask(SIG_SETMASK, [] [pid 1779] rt_sigprocmask(SIG_SETMASK, [] [pid 1777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1777] setpgid(0, 0) = 0 [pid 1777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1777] <... openat resumed>) = 3 [pid 1777] write(3, "1000", 4) = 4 [pid 1777] close(3) = 0 executing program [pid 1777] write(1, "executing program\n", 18) = 18 [pid 1777] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1777] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1777] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1780] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1777] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1777] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1777] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1782]}, 88) = 1782 [pid 1780] <... prctl resumed>) = 0 [pid 1779] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1777] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1777] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1777] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1782 attached [pid 1782] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1782] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... restart_syscall resumed>) = 0 [pid 1782] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1782] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1782] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1777] <... futex resumed>) = 0 [pid 1777] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1777] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1782] <... futex resumed>) = 1 [pid 1782] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1782] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1777] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1777] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1777] <... futex resumed>) = 0 [pid 1777] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1782] <... futex resumed>) = 1 [pid 1782] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1782] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1783 [pid 1777] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1777] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1777] <... futex resumed>) = 0 [pid 1777] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1782] <... futex resumed>) = 1 [pid 1782] sendfile(-1, -1, [3 [pid 1780] setpgid(0, 0 [pid 1782] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1779] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1782] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1777] <... futex resumed>) = 0 [pid 1777] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1780] <... setpgid resumed>) = 0 [pid 1779] <... prctl resumed>) = 0 [pid 1777] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1782] <... futex resumed>) = 1 [pid 1780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1779] setpgid(0, 0 [pid 1782] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1780] <... openat resumed>) = 3 [pid 1779] <... setpgid resumed>) = 0 [pid 1780] write(3, "1000", 4 [pid 1779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1780] <... write resumed>) = 4 [pid 1779] <... openat resumed>) = 3 [pid 1780] close(3 [pid 1782] <... clone3 resumed>) = 1784 [pid 1780] <... close resumed>) = 0 [pid 1779] write(3, "1000", 4 [pid 1782] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1777] <... futex resumed>) = 0 [pid 1777] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1777] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1782] <... futex resumed>) = 1 [pid 1782] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1782] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1777] <... futex resumed>) = 0 [pid 1780] write(1, "executing program\n", 18 [pid 1779] <... write resumed>) = 4 [pid 1777] exit_group(0 [pid 1780] <... write resumed>) = 18 [pid 299] <... restart_syscall resumed>) = 0 [pid 1779] close(3 [pid 1780] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1777] <... exit_group resumed>) = ? [pid 1780] <... futex resumed>) = 0 [pid 1779] <... close resumed>) = 0 executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1780] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1779] write(1, "executing program\n", 18 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1782] <... futex resumed>) = ? executing program [pid 1780] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1779] <... write resumed>) = 18 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1785 [pid 1780] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1779] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1780] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1779] <... futex resumed>) = 0 [pid 1780] <... mmap resumed>) = 0x7ff80b96e000 [pid 1779] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1780] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1779] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1780] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1779] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1780] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1779] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1780] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1780] <... clone3 resumed> => {parent_tid=[1786]}, 88) = 1786 [pid 1779] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1780] rt_sigprocmask(SIG_SETMASK, [] [pid 1779] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1779] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1780] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1780] <... futex resumed>) = 0 [pid 1782] +++ exited with 0 +++ [pid 1777] +++ exited with 0 +++ [pid 1780] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1777, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1783 attached [pid 1783] set_robust_list(0x5555656516a0, 24) = 0 [pid 1783] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1783] setpgid(0, 0) = 0 [pid 1783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1779] <... clone3 resumed> => {parent_tid=[1787]}, 88) = 1787 [pid 1779] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1779] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1783] <... openat resumed>) = 3 [pid 1779] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1783] write(3, "1000", 4) = 4 [pid 1783] close(3) = 0 ci2-android-5-10/strace-static-x86_64: Process 1785 attached executing program [pid 1783] write(1, "executing program\n", 18) = 18 [pid 1783] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1783] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1785] set_robust_list(0x5555656516a0, 24 [pid 1783] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1783] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1783] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1785] <... set_robust_list resumed>) = 0 [pid 1783] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1785] rt_sigprocmask(SIG_SETMASK, [] [pid 1783] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1783] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1785] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1786 attached [pid 1786] set_robust_list(0x7ff80b98e9a0, 24 [pid 1785] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1786] <... set_robust_list resumed>) = 0 [pid 1783] <... clone3 resumed> => {parent_tid=[1788]}, 88) = 1788 [pid 1785] <... prctl resumed>) = 0 [pid 1786] rt_sigprocmask(SIG_SETMASK, [] [pid 1783] rt_sigprocmask(SIG_SETMASK, [] [pid 1786] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1785] setpgid(0, 0 [pid 1783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1786] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1785] <... setpgid resumed>) = 0 [pid 1783] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1786] <... socket resumed>) = 3 [pid 1783] <... futex resumed>) = 0 [pid 1785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1783] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1786] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 302] <... restart_syscall resumed>) = 0 [pid 1780] <... futex resumed>) = 0 [pid 1780] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1780] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1786] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1786] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1786] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1787 attached [pid 1787] set_robust_list(0x7ff80b98e9a0, 24 [pid 1780] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1789 [pid 1780] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1787] <... set_robust_list resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1780] <... futex resumed>) = 1 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1786] <... futex resumed>) = 0 [pid 1780] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1786] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1786] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1780] <... futex resumed>) = 0 [pid 1785] <... openat resumed>) = 3 [pid 1780] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1786] sendfile(-1, -1, [3 [pid 1780] <... futex resumed>) = 0 [pid 1786] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1780] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1786] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1786] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1787] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1787] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1787] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1780] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1779] <... futex resumed>) = 0 [pid 1780] <... futex resumed>) = 1 [pid 1779] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1780] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1779] <... futex resumed>) = 0 [pid 1786] <... futex resumed>) = 0 [pid 1779] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1786] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 1789 attached ci2-android-5-10/strace-static-x86_64: Process 1788 attached [pid 1787] <... futex resumed>) = 1 [pid 1786] <... clone3 resumed>) = 1790 [pid 1785] write(3, "1000", 4 [pid 1786] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1780] <... futex resumed>) = 0 [pid 1785] <... write resumed>) = 4 [pid 1780] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1789] set_robust_list(0x5555656516a0, 24 [pid 1785] close(3 [pid 1780] <... futex resumed>) = 0 [pid 1780] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1786] <... futex resumed>) = 1 [pid 1786] ioctl(3, PPPIOCSFLAGS, 0 [pid 1785] <... close resumed>) = 0 [pid 1786] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1786] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1780] <... futex resumed>) = 0 [pid 1789] <... set_robust_list resumed>) = 0 [pid 1788] set_robust_list(0x7ff80b98e9a0, 24 [pid 1787] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1785] write(1, "executing program\n", 18 [pid 1780] exit_group(0) = ? [pid 1786] <... futex resumed>) = ? executing program [pid 1789] rt_sigprocmask(SIG_SETMASK, [] [pid 1787] <... socket resumed>) = 4 [pid 1785] <... write resumed>) = 18 [pid 1789] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1788] <... set_robust_list resumed>) = 0 [pid 1787] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1786] +++ exited with 0 +++ [pid 1785] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1780] +++ exited with 0 +++ [pid 1789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1789] setpgid(0, 0) = 0 [pid 1789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1788] rt_sigprocmask(SIG_SETMASK, [] [pid 1787] <... futex resumed>) = 1 [pid 1785] <... futex resumed>) = 0 [pid 1779] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1789] write(3, "1000", 4) = 4 [pid 1789] close(3) = 0 [pid 1789] write(1, "executing program\n", 18) = 18 [pid 1789] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1789] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1789] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1789] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1789] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1789] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1788] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1787] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1785] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1779] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1791 attached [pid 1789] <... clone3 resumed> => {parent_tid=[1791]}, 88) = 1791 [pid 1789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1789] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1789] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1788] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1787] <... connect resumed>) = -1 EEXIST (File exists) [pid 1791] set_robust_list(0x7ff80b98e9a0, 24 [pid 1788] <... socket resumed>) = 3 [pid 1785] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1779] <... futex resumed>) = 0 [pid 1788] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1783] <... futex resumed>) = 0 [pid 1788] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1783] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1783] <... futex resumed>) = 0 [pid 1788] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1783] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1791] <... set_robust_list resumed>) = 0 [pid 1788] <... socket resumed>) = 4 [pid 1787] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1785] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1779] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1788] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1783] <... futex resumed>) = 0 [pid 1788] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1783] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1783] <... futex resumed>) = 0 [pid 1788] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1783] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1788] <... connect resumed>) = -1 EEXIST (File exists) [pid 1788] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1783] <... futex resumed>) = 0 [pid 1787] <... futex resumed>) = 0 [pid 1785] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1788] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1787] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1783] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1779] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1785] <... mmap resumed>) = 0x7ff80b96e000 [pid 1783] <... futex resumed>) = 0 [pid 1779] <... futex resumed>) = 0 [pid 1788] sendfile(-1, -1, [3 [pid 1787] sendfile(-1, -1, [3 [pid 1785] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1783] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1779] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1788] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1787] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1785] <... mprotect resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 1788] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1787] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1785] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1788] <... futex resumed>) = 1 [pid 1787] <... futex resumed>) = 1 [pid 1785] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1783] <... futex resumed>) = 0 [pid 1779] <... futex resumed>) = 0 [pid 1788] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1787] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1783] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1779] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1783] <... futex resumed>) = 0 [pid 1779] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1788] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1787] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1785] <... clone3 resumed> => {parent_tid=[1792]}, 88) = 1792 [pid 1783] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1779] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1791] rt_sigprocmask(SIG_SETMASK, [] [pid 1788] <... clone3 resumed>) = 1793 [pid 1788] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1783] <... futex resumed>) = 0 [pid 1788] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1783] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1783] <... futex resumed>) = 0 [pid 1788] ioctl(3, PPPIOCSFLAGS, 0 [pid 1783] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1788] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1787] <... clone3 resumed>) = 1794 [pid 1785] rt_sigprocmask(SIG_SETMASK, [] [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1788] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1783] <... futex resumed>) = 0 [pid 1788] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1783] exit_group(0 [pid 1788] <... futex resumed>) = ? [pid 1783] <... exit_group resumed>) = ? [pid 1791] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1788] +++ exited with 0 +++ [pid 1787] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1785] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1783] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1795 attached [pid 1787] <... futex resumed>) = 1 [pid 1785] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1779] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1795 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1791] socket(AF_PPPOX, SOCK_STREAM, 1ci2-android-5-10/strace-static-x86_64: Process 1792 attached [pid 1792] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1792] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1785] <... futex resumed>) = 0 [pid 1779] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1787] ioctl(3, PPPIOCSFLAGS, 0 [pid 1795] set_robust_list(0x5555656516a0, 24 [pid 1791] <... socket resumed>) = 3 [pid 1785] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1779] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1787] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1779] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1787] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1792] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1787] <... futex resumed>) = 1 [pid 1779] <... futex resumed>) = 0 [pid 1787] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1792] <... socket resumed>) = 3 [pid 1779] exit_group(0 [pid 1792] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1787] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 1779] <... exit_group resumed>) = ? [pid 1787] +++ exited with 0 +++ [pid 1785] <... futex resumed>) = 0 [pid 1785] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1785] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1792] <... futex resumed>) = 1 [pid 1792] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1792] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1779] +++ exited with 0 +++ [pid 1785] <... futex resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1785] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1785] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1792] <... futex resumed>) = 1 [pid 1792] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1792] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1785] <... futex resumed>) = 0 [pid 1785] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1785] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1792] <... futex resumed>) = 1 [pid 1792] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1792] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1785] <... futex resumed>) = 0 [pid 1792] <... futex resumed>) = 1 [pid 1785] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1792] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1785] <... futex resumed>) = 0 [pid 1795] <... set_robust_list resumed>) = 0 [pid 1792] <... clone3 resumed>) = 1796 [pid 1791] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1785] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1795] rt_sigprocmask(SIG_SETMASK, [] [pid 1791] <... futex resumed>) = 1 [pid 1789] <... futex resumed>) = 0 [pid 1789] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1789] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1792] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1791] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1785] <... futex resumed>) = 0 [pid 1785] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1792] <... futex resumed>) = 1 [pid 1785] <... futex resumed>) = 0 [pid 1792] ioctl(3, PPPIOCSFLAGS, 0 [pid 1785] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1792] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1792] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1785] <... futex resumed>) = 0 [pid 1795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1792] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1791] <... socket resumed>) = 4 [pid 1785] exit_group(0 [pid 1792] <... futex resumed>) = ? [pid 1785] <... exit_group resumed>) = ? [pid 1795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1792] +++ exited with 0 +++ [pid 1791] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1785] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 [pid 1795] <... prctl resumed>) = 0 [pid 1795] setpgid(0, 0) = 0 [pid 1795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1791] <... futex resumed>) = 1 [pid 1789] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1785, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1795] write(3, "1000", 4 [pid 1791] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1789] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1795] <... write resumed>) = 4 [pid 1789] <... futex resumed>) = 0 [pid 1795] close(3 [pid 1789] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1795] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1795] write(1, "executing program\n", 18) = 18 [pid 1791] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 1795] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1791] <... connect resumed>) = -1 EEXIST (File exists) [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1795] <... futex resumed>) = 0 [pid 1791] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1795] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1791] <... futex resumed>) = 1 [pid 1789] <... futex resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1795] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1789] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1795] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1789] <... futex resumed>) = 0 [pid 1795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1789] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1795] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1791] sendfile(-1, -1, [3 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1797 [pid 1795] <... mprotect resumed>) = 0 [pid 1791] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1798 [pid 1795] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1791] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1795] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1791] <... futex resumed>) = 1 [pid 1789] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1798 attached [pid 1795] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1791] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1789] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1798] set_robust_list(0x5555656516a0, 24 [pid 1791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1789] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1795] <... clone3 resumed> => {parent_tid=[1799]}, 88) = 1799 [pid 1789] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1795] rt_sigprocmask(SIG_SETMASK, [] [pid 1791] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1795] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1795] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1797 attached [pid 1797] set_robust_list(0x5555656516a0, 24) = 0 [pid 1797] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1791] <... clone3 resumed>) = 1800 [pid 1797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1791] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1797] <... prctl resumed>) = 0 [pid 1797] setpgid(0, 0) = 0 [pid 1797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1798] <... set_robust_list resumed>) = 0 [pid 1791] <... futex resumed>) = 1 [pid 1789] <... futex resumed>) = 0 [pid 1789] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1789] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1797] <... openat resumed>) = 3 [pid 299] <... restart_syscall resumed>) = 0 [pid 1791] ioctl(3, PPPIOCSFLAGS, 0 [pid 1797] write(3, "1000", 4) = 4 [pid 1797] close(3) = 0 [pid 1797] write(1, "executing program\n", 18 [pid 1791] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1797] <... write resumed>) = 18 executing program [pid 1791] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1797] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1791] <... futex resumed>) = 1 [pid 1789] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1791] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1789] exit_group(0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1798] rt_sigprocmask(SIG_SETMASK, [] [pid 1791] <... futex resumed>) = ? [pid 1789] <... exit_group resumed>) = ? [pid 1797] <... futex resumed>) = 0 [pid 1797] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1797] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1791] +++ exited with 0 +++ [pid 1789] +++ exited with 0 +++ [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1797] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1797] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1797] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1801]}, 88) = 1801 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1797] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1797] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1797] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1802 ci2-android-5-10/strace-static-x86_64: Process 1799 attached [pid 1799] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1799] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1799] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1798] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1799] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1799] <... futex resumed>) = 1 [pid 1795] <... futex resumed>) = 0 [pid 1799] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1795] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1802 attached [pid 1799] <... socket resumed>) = 4 [pid 1798] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1795] <... futex resumed>) = 0 [pid 1799] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1795] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1799] <... futex resumed>) = 0 [pid 1795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1799] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1795] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1799] <... connect resumed>) = -1 EEXIST (File exists) [pid 1798] <... prctl resumed>) = 0 [pid 1795] <... futex resumed>) = 0 [pid 1799] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1795] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1802] set_robust_list(0x5555656516a0, 24 [pid 1799] <... futex resumed>) = 0 [pid 1798] setpgid(0, 0 [pid 1795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1799] sendfile(-1, -1, [3 [pid 1795] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1799] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1795] <... futex resumed>) = 0 [pid 1799] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1795] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1799] <... futex resumed>) = 0 [pid 1795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1799] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1795] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1802] <... set_robust_list resumed>) = 0 [pid 1799] <... clone3 resumed>) = 1803 [pid 1798] <... setpgid resumed>) = 0 [pid 1795] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1799] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1795] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1802] rt_sigprocmask(SIG_SETMASK, [] [pid 1798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1799] <... futex resumed>) = 0 [pid 1795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1799] ioctl(3, PPPIOCSFLAGS, 0 [pid 1795] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1799] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1795] <... futex resumed>) = 0 [pid 1799] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1795] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1799] <... futex resumed>) = 0 [pid 1795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1799] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1795] exit_group(0 [pid 1799] <... futex resumed>) = ? [pid 1798] <... openat resumed>) = 3 [pid 1795] <... exit_group resumed>) = ? [pid 1802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1799] +++ exited with 0 +++ [pid 1798] write(3, "1000", 4 [pid 1795] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 1801 attached [pid 1801] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1801] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1798] <... write resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1801] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1797] <... futex resumed>) = 0 [pid 1797] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1797] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1801] <... futex resumed>) = 1 [pid 1801] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1802] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1798] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1798] <... close resumed>) = 0 [pid 1801] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1797] <... futex resumed>) = 0 [pid 1797] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1797] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1801] <... futex resumed>) = 1 [pid 1801] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1798] write(1, "executing program\n", 18 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1804 [pid 1798] <... write resumed>) = 18 [pid 300] <... restart_syscall resumed>) = 0 [pid 1798] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1801] <... connect resumed>) = -1 EEXIST (File exists) [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1798] <... futex resumed>) = 0 [pid 1801] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1797] <... futex resumed>) = 0 [pid 1797] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1797] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1801] <... futex resumed>) = 1 [pid 1801] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1801] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1797] <... futex resumed>) = 0 [pid 1801] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1797] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1801] <... clone3 resumed>) = 1805 [pid 1797] <... futex resumed>) = 0 executing program [pid 1798] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1797] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1798] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1798] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1801] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1797] <... futex resumed>) = 0 [pid 1801] ioctl(3, PPPIOCSFLAGS, 0 [pid 1797] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1801] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1798] <... mmap resumed>) = 0x7ff80b96e000 [pid 1797] <... futex resumed>) = 0 [pid 1801] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1798] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1797] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1806 [pid 1801] <... futex resumed>) = 0 [pid 1798] <... mprotect resumed>) = 0 [pid 1797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1801] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1798] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1797] exit_group(0 [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1806 attached [pid 1802] <... prctl resumed>) = 0 [pid 1801] <... futex resumed>) = ? [pid 1797] <... exit_group resumed>) = ? [pid 1806] set_robust_list(0x5555656516a0, 24 [pid 1802] setpgid(0, 0 [pid 1801] +++ exited with 0 +++ [pid 1798] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1797] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1804 attached [pid 1804] set_robust_list(0x5555656516a0, 24) = 0 [pid 1804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1804] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1798] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1802] <... setpgid resumed>) = 0 [pid 1806] <... set_robust_list resumed>) = 0 [pid 1804] <... prctl resumed>) = 0 [pid 1804] setpgid(0, 0) = 0 [pid 1804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1804] <... openat resumed>) = 3 [pid 1802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1798] <... clone3 resumed> => {parent_tid=[1807]}, 88) = 1807 [pid 1806] rt_sigprocmask(SIG_SETMASK, [] [pid 1798] rt_sigprocmask(SIG_SETMASK, [] [pid 1804] write(3, "1000", 4 [pid 1802] <... openat resumed>) = 3 [pid 1798] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1804] <... write resumed>) = 4 [pid 1802] write(3, "1000", 4 [pid 1798] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1804] close(3 [pid 1798] <... futex resumed>) = 0 [pid 1802] <... write resumed>) = 4 [pid 1798] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1802] close(3 [pid 1804] <... close resumed>) = 0 executing program [pid 1804] write(1, "executing program\n", 18) = 18 [pid 1804] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1804] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1804] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1804] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1802] <... close resumed>) = 0 [pid 1806] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1804] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1802] write(1, "executing program\n", 18 executing program [pid 1804] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1802] <... write resumed>) = 18 [pid 1804] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1802] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1804] <... clone3 resumed> => {parent_tid=[1808]}, 88) = 1808 [pid 1802] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1804] rt_sigprocmask(SIG_SETMASK, [] [pid 1802] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1806] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1802] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1804] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1804] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1804] <... futex resumed>) = 0 [pid 1802] <... mmap resumed>) = 0x7ff80b96e000 [pid 1804] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1802] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITEci2-android-5-10/strace-static-x86_64: Process 1807 attached ) = 0 [pid 1807] set_robust_list(0x7ff80b98e9a0, 24 [pid 1802] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1807] <... set_robust_list resumed>) = 0 [pid 1802] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1806] <... prctl resumed>) = 0 [pid 1802] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1807] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1802] <... clone3 resumed> => {parent_tid=[1809]}, 88) = 1809 [pid 1807] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1802] rt_sigprocmask(SIG_SETMASK, [] [pid 1807] <... futex resumed>) = 1 [pid 1802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1798] <... futex resumed>) = 0 [pid 1802] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1798] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1802] <... futex resumed>) = 0 [pid 1798] <... futex resumed>) = 0 [pid 1807] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1802] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 1798] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1807] <... socket resumed>) = 4 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1807] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1807] <... futex resumed>) = 1 [pid 1807] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1808 attached [pid 1808] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1798] <... futex resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1810 [pid 1798] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1808] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1798] <... futex resumed>) = 1 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1798] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1807] <... futex resumed>) = 0 [pid 1807] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1806] setpgid(0, 0 [pid 1807] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1798] <... futex resumed>) = 0 [pid 1807] sendfile(-1, -1, [3 [pid 1798] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1806] <... setpgid resumed>) = 0 [pid 1798] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1807] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1807] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1798] <... futex resumed>) = 0 [pid 1807] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1798] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1798] <... futex resumed>) = 0 [pid 1808] <... socket resumed>) = 3 [pid 1807] <... clone3 resumed>) = 1811 [pid 1808] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1807] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1808] <... futex resumed>) = 1 [pid 1807] <... futex resumed>) = 0 [pid 1804] <... futex resumed>) = 0 [pid 1798] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1808] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1807] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1806] <... openat resumed>) = 3 [pid 1804] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1808] <... socket resumed>) = 4 [pid 1804] <... futex resumed>) = 0 [pid 1808] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1806] write(3, "1000", 4 [pid 1804] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1798] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1810 attached [pid 1808] <... futex resumed>) = 0 [pid 1806] <... write resumed>) = 4 [pid 1804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1798] <... futex resumed>) = 1 [pid 1808] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1807] <... futex resumed>) = 0 [pid 1806] close(3 [pid 1804] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1810] set_robust_list(0x5555656516a0, 24 [pid 1808] <... connect resumed>) = 0 [pid 1807] ioctl(3, PPPIOCSFLAGS, 0 [pid 1806] <... close resumed>) = 0 [pid 1804] <... futex resumed>) = 0 [pid 1798] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1809 attached [pid 1808] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1807] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1806] write(1, "executing program\n", 18 [pid 1804] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1809] set_robust_list(0x7ff80b98e9a0, 24 [pid 1808] <... futex resumed>) = 0 executing program [pid 1807] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1806] <... write resumed>) = 18 [pid 1809] <... set_robust_list resumed>) = 0 [pid 1808] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1807] <... futex resumed>) = 1 [pid 1804] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1798] <... futex resumed>) = 0 [pid 1809] rt_sigprocmask(SIG_SETMASK, [] [pid 1808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1807] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1806] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1804] <... futex resumed>) = 0 [pid 1798] exit_group(0 [pid 1809] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1808] sendfile(-1, -1, [3 [pid 1804] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1809] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1808] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1807] <... futex resumed>) = ? [pid 1806] <... futex resumed>) = 0 [pid 1798] <... exit_group resumed>) = ? [pid 1810] <... set_robust_list resumed>) = 0 [pid 1809] <... socket resumed>) = 3 [pid 1808] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1807] +++ exited with 0 +++ [pid 1806] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1809] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1808] <... futex resumed>) = 1 [pid 1804] <... futex resumed>) = 0 [pid 1809] <... futex resumed>) = 1 [pid 1808] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1804] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1798] +++ exited with 0 +++ [pid 1802] <... futex resumed>) = 0 [pid 1810] rt_sigprocmask(SIG_SETMASK, [] [pid 1809] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1808] <... clone3 resumed>) = 1812 [pid 1806] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1804] <... futex resumed>) = 0 [pid 1802] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1810] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1808] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1806] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1804] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1802] <... futex resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1798, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1809] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1808] <... futex resumed>) = 0 [pid 1806] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1802] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1810] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1809] <... socket resumed>) = 4 [pid 1808] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1806] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1804] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1809] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1806] <... mmap resumed>) = 0x7ff80b96e000 [pid 1810] <... prctl resumed>) = 0 [pid 1804] <... futex resumed>) = 0 [pid 1809] <... futex resumed>) = 1 [pid 1808] ioctl(3, PPPIOCSFLAGS, 0 [pid 1806] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1804] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1802] <... futex resumed>) = 0 [pid 1810] setpgid(0, 0 [pid 1809] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1808] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 1806] <... mprotect resumed>) = 0 [pid 1802] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1808] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1810] <... setpgid resumed>) = 0 [pid 1809] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1808] <... futex resumed>) = 1 [pid 1806] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1804] <... futex resumed>) = 0 [pid 1802] <... futex resumed>) = 0 [pid 1810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1809] <... connect resumed>) = -1 EEXIST (File exists) [pid 1808] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1806] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1804] exit_group(0 [pid 1809] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1808] <... futex resumed>) = ? [pid 1806] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1804] <... exit_group resumed>) = ? [pid 1802] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1810] <... openat resumed>) = 3 [pid 1809] <... futex resumed>) = 0 [pid 1808] +++ exited with 0 +++ [pid 1804] +++ exited with 0 +++ [pid 1802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... restart_syscall resumed>) = 0 [pid 1809] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1806] <... clone3 resumed> => {parent_tid=[1813]}, 88) = 1813 [pid 1810] write(3, "1000", 4 [pid 1806] rt_sigprocmask(SIG_SETMASK, [] [pid 1802] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1810] <... write resumed>) = 4 [pid 1809] <... futex resumed>) = 0 [pid 1806] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1802] <... futex resumed>) = 1 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1810] close(3 [pid 1809] sendfile(-1, -1, [3 [pid 1806] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1802] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1810] <... close resumed>) = 0 [pid 1809] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1806] <... futex resumed>) = 0 [pid 1810] write(1, "executing program\n", 18 [pid 1809] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1806] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1810] <... write resumed>) = 18 [pid 1809] <... futex resumed>) = 1 [pid 1802] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1810] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1809] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1802] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1810] <... futex resumed>) = 0 [pid 1809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1802] <... futex resumed>) = 0 [pid 1809] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1810] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1809] <... clone3 resumed>) = 1815 [pid 1802] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... restart_syscall resumed>) = 0 [pid 1810] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1809] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1814 [pid 1810] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1809] <... futex resumed>) = 0 [pid 1809] ioctl(3, PPPIOCSFLAGS, 0 [pid 1802] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1810] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1809] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1802] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1809] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1802] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1810] <... mmap resumed>) = 0x7ff80b96e000 [pid 1809] <... futex resumed>) = 0 [pid 1802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1810] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1809] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1802] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1810] <... mprotect resumed>) = 0 [pid 1809] <... futex resumed>) = ? [pid 1802] <... exit_group resumed>) = ? [pid 1809] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1814 attached [pid 1814] set_robust_list(0x5555656516a0, 24) = 0 [pid 1814] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1814] setpgid(0, 0) = 0 [pid 1814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1802] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1816 [pid 1810] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1802, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1810] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1814] write(3, "1000", 4 [pid 1810] <... clone3 resumed> => {parent_tid=[1817]}, 88) = 1817 [pid 1814] <... write resumed>) = 4 [pid 1810] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1814] close(3 [pid 1810] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1814] <... close resumed>) = 0 [pid 1810] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1810] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1814] write(1, "executing program\n", 18ci2-android-5-10/strace-static-x86_64: Process 1813 attached ) = 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1814] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1813] set_robust_list(0x7ff80b98e9a0, 24 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1814] <... futex resumed>) = 0 [pid 1813] <... set_robust_list resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1814] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1813] rt_sigprocmask(SIG_SETMASK, [] [pid 1814] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1813] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1814] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1813] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1814] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 1813] <... socket resumed>) = 3 [pid 1814] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1813] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1818 [pid 1814] <... mmap resumed>) = 0x7ff80b96e000 [pid 1813] <... futex resumed>) = 1 [pid 1806] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1806] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1806] <... futex resumed>) = 0 [pid 1806] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1814] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1813] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IPci2-android-5-10/strace-static-x86_64: Process 1817 attached [pid 1814] <... mprotect resumed>) = 0 [pid 1813] <... socket resumed>) = 4 [pid 1814] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1813] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1817] set_robust_list(0x7ff80b98e9a0, 24 [pid 1814] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1813] <... futex resumed>) = 1 [pid 1806] <... futex resumed>) = 0 [pid 1814] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1813] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1806] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1817] <... set_robust_list resumed>) = 0 [pid 1813] <... connect resumed>) = -1 EEXIST (File exists) [pid 1806] <... futex resumed>) = 0 [pid 1817] rt_sigprocmask(SIG_SETMASK, [] [pid 1806] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1816 attached [pid 1814] <... clone3 resumed> => {parent_tid=[1819]}, 88) = 1819 [pid 1813] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1817] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1816] set_robust_list(0x5555656516a0, 24 [pid 1814] rt_sigprocmask(SIG_SETMASK, [] [pid 1813] <... futex resumed>) = 1 [pid 1816] <... set_robust_list resumed>) = 0 [pid 1814] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1813] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1816] rt_sigprocmask(SIG_SETMASK, [] [pid 1814] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1816] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1814] <... futex resumed>) = 0 [pid 1816] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1814] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1806] <... futex resumed>) = 0 [pid 1816] <... prctl resumed>) = 0 [pid 1806] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1816] setpgid(0, 0 [pid 1813] <... futex resumed>) = 0 [pid 1806] <... futex resumed>) = 1 [pid 1816] <... setpgid resumed>) = 0 [pid 1813] sendfile(-1, -1, [3 [pid 1806] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1813] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1817] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1816] <... openat resumed>) = 3 [pid 1813] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1816] write(3, "1000", 4 [pid 1813] <... futex resumed>) = 1 [pid 1806] <... futex resumed>) = 0 [pid 1816] <... write resumed>) = 4 [pid 1813] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1806] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1816] close(3 [pid 1813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1806] <... futex resumed>) = 0 [pid 1816] <... close resumed>) = 0 [pid 1813] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1806] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1817] <... socket resumed>) = 3 [pid 1816] write(1, "executing program\n", 18 [pid 1813] <... clone3 resumed>) = 1820 [pid 1816] <... write resumed>) = 18 [pid 1813] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1816] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1813] <... futex resumed>) = 1 [pid 1806] <... futex resumed>) = 0 [pid 1816] <... futex resumed>) = 0 [pid 1813] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1816] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1806] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1819 attached [pid 1816] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1813] ioctl(3, PPPIOCSFLAGS, 0 [pid 1806] <... futex resumed>) = 0 [pid 1819] set_robust_list(0x7ff80b98e9a0, 24 [pid 1816] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1813] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1806] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1817] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1818 attached [pid 1819] <... set_robust_list resumed>) = 0 [pid 1816] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1813] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1817] <... futex resumed>) = 1 [pid 1810] <... futex resumed>) = 0 [pid 1806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1819] rt_sigprocmask(SIG_SETMASK, [] [pid 1818] set_robust_list(0x5555656516a0, 24 [pid 1817] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1813] <... futex resumed>) = 0 [pid 1810] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1819] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1818] <... set_robust_list resumed>) = 0 [pid 1817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1816] <... mmap resumed>) = 0x7ff80b96e000 [pid 1813] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1810] <... futex resumed>) = 0 [pid 1806] exit_group(0 [pid 1819] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1818] rt_sigprocmask(SIG_SETMASK, [] [pid 1817] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1816] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1813] <... futex resumed>) = ? [pid 1810] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1806] <... exit_group resumed>) = ? [pid 1819] <... socket resumed>) = 3 [pid 1818] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1817] <... socket resumed>) = 4 [pid 1816] <... mprotect resumed>) = 0 [pid 1813] +++ exited with 0 +++ [pid 1819] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1816] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1819] <... futex resumed>) = 1 [pid 1818] <... prctl resumed>) = 0 [pid 1816] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1817] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1814] <... futex resumed>) = 0 [pid 1806] +++ exited with 0 +++ [pid 1819] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1818] setpgid(0, 0 [pid 1816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1814] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1806, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1818] <... setpgid resumed>) = 0 [pid 1817] <... futex resumed>) = 1 [pid 1814] <... futex resumed>) = 0 [pid 1810] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1819] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1816] <... clone3 resumed> => {parent_tid=[1821]}, 88) = 1821 [pid 1814] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1810] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1821 attached [pid 1819] <... socket resumed>) = 4 [pid 1818] <... openat resumed>) = 3 [pid 1817] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1816] rt_sigprocmask(SIG_SETMASK, [] [pid 1810] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 1819] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1818] write(3, "1000", 4 [pid 1816] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1819] <... futex resumed>) = 1 [pid 1818] <... write resumed>) = 4 [pid 1816] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1814] <... futex resumed>) = 0 [pid 1819] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1818] close(3 [pid 1816] <... futex resumed>) = 0 [pid 1814] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1818] <... close resumed>) = 0 [pid 1816] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1814] <... futex resumed>) = 0 [pid 1819] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1818] write(1, "executing program\n", 18 [pid 1817] <... connect resumed>) = -1 EEXIST (File exists) [pid 1814] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1810] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1819] <... connect resumed>) = -1 EEXIST (File exists) [pid 1818] <... write resumed>) = 18 executing program [pid 1817] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1821] set_robust_list(0x7ff80b98e9a0, 24 [pid 1819] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1818] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1817] <... futex resumed>) = 0 [pid 1810] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1821] <... set_robust_list resumed>) = 0 [pid 1819] <... futex resumed>) = 1 [pid 1818] <... futex resumed>) = 0 [pid 1817] sendfile(-1, -1, [3 [pid 1814] <... futex resumed>) = 0 [pid 1810] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1821] rt_sigprocmask(SIG_SETMASK, [] [pid 1819] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1818] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1817] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1814] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1810] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1821] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1818] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1817] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1814] <... futex resumed>) = 0 [pid 1810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1821] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1819] sendfile(-1, -1, [3 [pid 1818] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1817] <... futex resumed>) = 0 [pid 1814] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1810] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1821] <... socket resumed>) = 3 [pid 1819] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1821] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1819] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1818] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1817] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1810] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1822 [pid 1821] <... futex resumed>) = 1 [pid 1819] <... futex resumed>) = 1 [pid 1816] <... futex resumed>) = 0 [pid 1814] <... futex resumed>) = 0 [pid 1821] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1819] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1816] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1814] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1816] <... futex resumed>) = 0 [pid 1814] <... futex resumed>) = 0 [pid 1821] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1819] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1817] <... clone3 resumed>) = 1823 [pid 1816] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1814] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1821] <... socket resumed>) = 4 [pid 1819] <... clone3 resumed>) = 1824 [pid 1818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1810] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1821] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1819] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1821] <... futex resumed>) = 1 [pid 1819] <... futex resumed>) = 1 [pid 1816] <... futex resumed>) = 0 [pid 1814] <... futex resumed>) = 0 [pid 1821] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1819] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1816] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1814] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1818] <... mmap resumed>) = 0x7ff80b96e000 [pid 1817] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1816] <... futex resumed>) = 0 [pid 1814] <... futex resumed>) = 0 [pid 1810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1821] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1819] ioctl(3, PPPIOCSFLAGS, 0 [pid 1818] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1817] <... futex resumed>) = 0 [pid 1816] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1814] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1810] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1821] <... connect resumed>) = -1 EEXIST (File exists) [pid 1819] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1818] <... mprotect resumed>) = 0 [pid 1817] ioctl(3, PPPIOCSFLAGS, 0 [pid 1810] <... futex resumed>) = 0 [pid 1821] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1819] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1821] <... futex resumed>) = 1 [pid 1819] <... futex resumed>) = 1 [pid 1818] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1817] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1816] <... futex resumed>) = 0 [pid 1814] <... futex resumed>) = 0 [pid 1810] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1822 attached [pid 1821] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1819] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1818] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1817] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1816] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1814] exit_group(0 [pid 1810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1822] set_robust_list(0x5555656516a0, 24 [pid 1821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1819] <... futex resumed>) = ? [pid 1818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1817] <... futex resumed>) = 0 [pid 1816] <... futex resumed>) = 0 [pid 1814] <... exit_group resumed>) = ? [pid 1822] <... set_robust_list resumed>) = 0 [pid 1821] sendfile(-1, -1, [3 [pid 1819] +++ exited with 0 +++ [pid 1817] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1816] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1814] +++ exited with 0 +++ [pid 1810] exit_group(0 [pid 1822] rt_sigprocmask(SIG_SETMASK, [] [pid 1821] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1818] <... clone3 resumed> => {parent_tid=[1825]}, 88) = 1825 [pid 1822] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1821] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1818] rt_sigprocmask(SIG_SETMASK, [] [pid 1817] <... futex resumed>) = ? [pid 1810] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1814, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1821] <... futex resumed>) = 1 [pid 1818] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1817] +++ exited with 0 +++ [pid 1816] <... futex resumed>) = 0 [pid 1822] <... prctl resumed>) = 0 [pid 1821] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1816] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1822] setpgid(0, 0 [pid 1821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1816] <... futex resumed>) = 0 [pid 1822] <... setpgid resumed>) = 0 [pid 1821] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1816] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1810] +++ exited with 0 +++ [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1821] <... clone3 resumed>) = 1826 [pid 1818] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1822] <... openat resumed>) = 3 [pid 1821] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1822] write(3, "1000", 4 [pid 1821] <... futex resumed>) = 1 [pid 1816] <... futex resumed>) = 0 [pid 1822] <... write resumed>) = 4 [pid 1821] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1816] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 [pid 1818] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1822] close(3 [pid 1821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1818] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1816] <... futex resumed>) = 0 [pid 1822] <... close resumed>) = 0 [pid 1821] ioctl(3, PPPIOCSFLAGS, 0 [pid 1816] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1822] write(1, "executing program\n", 18 [pid 1821] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1822] <... write resumed>) = 18 executing program [pid 1821] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1822] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1821] <... futex resumed>) = 1 [pid 1816] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1822] <... futex resumed>) = 0 [pid 1821] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1816] exit_group(0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1822] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1821] <... futex resumed>) = ? [pid 1816] <... exit_group resumed>) = ? [pid 1822] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1821] +++ exited with 0 +++ [pid 1816] +++ exited with 0 +++ [pid 1822] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1827 [pid 1822] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1822] <... mmap resumed>) = 0x7ff80b96e000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1822] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1822] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1825 attached [pid 1822] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1828 attached [pid 1825] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1822] <... clone3 resumed> => {parent_tid=[1828]}, 88) = 1828 [pid 1825] rt_sigprocmask(SIG_SETMASK, [] [pid 1822] rt_sigprocmask(SIG_SETMASK, [] [pid 1828] set_robust_list(0x7ff80b98e9a0, 24 [pid 1825] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1822] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1825] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1822] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1828] <... set_robust_list resumed>) = 0 [pid 1825] <... socket resumed>) = 3 [pid 1822] <... futex resumed>) = 0 [pid 1825] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1822] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1825] <... futex resumed>) = 1 [pid 1818] <... futex resumed>) = 0 [pid 1825] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1818] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1825] <... socket resumed>) = 4 [pid 1818] <... futex resumed>) = 0 [pid 1828] rt_sigprocmask(SIG_SETMASK, [] [pid 1825] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1818] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1825] <... futex resumed>) = 0 [pid 1818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1825] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1818] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1825] <... connect resumed>) = -1 EEXIST (File exists) [pid 1818] <... futex resumed>) = 0 [pid 1828] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1825] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1818] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1825] <... futex resumed>) = 0 [pid 1818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1825] sendfile(-1, -1, [3 [pid 1818] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1825] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1818] <... futex resumed>) = 0 [pid 1825] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1818] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1825] <... futex resumed>) = 0 [pid 1818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1825] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1818] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1828] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1825] <... clone3 resumed>) = 1829 [pid 1818] <... futex resumed>) = 0 [pid 1825] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1818] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1825] <... futex resumed>) = 0 [pid 1818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1825] ioctl(3, PPPIOCSFLAGS, 0 [pid 1818] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1825] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1818] <... futex resumed>) = 0 [pid 1825] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1818] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1825] <... futex resumed>) = 0 [pid 1828] <... socket resumed>) = 3 [pid 1818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1825] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1818] exit_group(0 [pid 1828] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1827 attached [pid 1825] <... futex resumed>) = ? [pid 1818] <... exit_group resumed>) = ? [pid 1828] <... futex resumed>) = 1 [pid 1827] set_robust_list(0x5555656516a0, 24 [pid 1825] +++ exited with 0 +++ [pid 1822] <... futex resumed>) = 0 [pid 1818] +++ exited with 0 +++ [pid 1827] <... set_robust_list resumed>) = 0 [pid 1822] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1827] rt_sigprocmask(SIG_SETMASK, [] [pid 1822] <... futex resumed>) = 0 [pid 1827] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1822] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1827] <... prctl resumed>) = 0 [pid 1827] setpgid(0, 0) = 0 [pid 1828] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1828] <... socket resumed>) = 4 [pid 1827] <... openat resumed>) = 3 [pid 1827] write(3, "1000", 4 [pid 1828] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1827] <... write resumed>) = 4 [pid 1827] close(3 [pid 1828] <... futex resumed>) = 1 [pid 1822] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1827] <... close resumed>) = 0 [pid 1822] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1827] write(1, "executing program\n", 18 [pid 1822] <... futex resumed>) = 0 executing program [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1828] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1827] <... write resumed>) = 18 [pid 1822] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1828] <... connect resumed>) = -1 EEXIST (File exists) [pid 302] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1828] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1827] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1827] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1827] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1830 [pid 1828] <... futex resumed>) = 1 [pid 1827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1822] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1828] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1827] <... mmap resumed>) = 0x7ff80b96e000 [pid 1822] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1827] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1822] <... futex resumed>) = 0 [pid 1827] <... mprotect resumed>) = 0 [pid 1822] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1827] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1827] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1831]}, 88) = 1831 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... restart_syscall resumed>) = 0 [pid 1827] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1827] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1827] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1830 attached [pid 1828] sendfile(-1, -1, [3 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1832 [pid 1830] set_robust_list(0x5555656516a0, 24 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1828] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1828] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1828] <... futex resumed>) = 1 [pid 1822] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1822] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1822] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1830] <... set_robust_list resumed>) = 0 [pid 1830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1828] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1833 [pid 1830] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1830] <... prctl resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1830] setpgid(0, 0) = 0 [pid 1830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1828] <... clone3 resumed>) = 1834 [pid 1830] write(3, "1000", 4) = 4 [pid 1830] close(3) = 0 [pid 1830] write(1, "executing program\n", 18 [pid 1828] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1830] <... write resumed>) = 18 executing program [pid 1830] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1830] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1830] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1828] <... futex resumed>) = 1 [pid 1822] <... futex resumed>) = 0 [pid 1828] ioctl(3, PPPIOCSFLAGS, 0 [pid 1822] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1828] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1822] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1830] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1828] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1830] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1830] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 1833 attached [pid 1828] <... futex resumed>) = 1 [pid 1822] <... futex resumed>) = 0 [pid 1830] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1828] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1822] exit_group(0 [pid 1830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1828] <... futex resumed>) = ? [pid 1822] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1835 attached [pid 1833] set_robust_list(0x5555656516a0, 24 [pid 1828] +++ exited with 0 +++ [pid 1822] +++ exited with 0 +++ [pid 1830] <... clone3 resumed> => {parent_tid=[1835]}, 88) = 1835 [pid 1830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1830] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1830] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1832 attached [pid 1832] set_robust_list(0x5555656516a0, 24) = 0 [pid 1832] rt_sigprocmask(SIG_SETMASK, [] [pid 1835] set_robust_list(0x7ff80b98e9a0, 24 [pid 1833] <... set_robust_list resumed>) = 0 [pid 1832] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1832] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1833] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1832] <... prctl resumed>) = 0 [pid 1832] setpgid(0, 0) = 0 [pid 1835] <... set_robust_list resumed>) = 0 [pid 1833] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1833] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1832] <... openat resumed>) = 3 [pid 1835] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1831 attached [pid 1831] set_robust_list(0x7ff80b98e9a0, 24 [pid 1832] write(3, "1000", 4) = 4 [pid 1831] <... set_robust_list resumed>) = 0 [pid 1832] close(3 [pid 1831] rt_sigprocmask(SIG_SETMASK, [] [pid 1832] <... close resumed>) = 0 [pid 1831] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1832] write(1, "executing program\n", 18 [pid 1831] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1835] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1833] <... prctl resumed>) = 0 [pid 1832] <... write resumed>) = 18 [pid 1831] <... socket resumed>) = 3 executing program [pid 1832] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1833] setpgid(0, 0 [pid 1831] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1835] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1832] <... futex resumed>) = 0 [pid 1831] <... futex resumed>) = 1 [pid 1827] <... futex resumed>) = 0 [pid 1832] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1831] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1827] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1832] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1831] <... socket resumed>) = 4 [pid 1827] <... futex resumed>) = 0 [pid 1832] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1831] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1827] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1835] <... socket resumed>) = 3 [pid 1833] <... setpgid resumed>) = 0 [pid 1832] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1831] <... futex resumed>) = 0 [pid 1827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1831] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1827] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1832] <... mmap resumed>) = 0x7ff80b96e000 [pid 1831] <... connect resumed>) = -1 EEXIST (File exists) [pid 1827] <... futex resumed>) = 0 [pid 1835] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1832] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1831] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1827] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1835] <... futex resumed>) = 1 [pid 1832] <... mprotect resumed>) = 0 [pid 1831] <... futex resumed>) = 0 [pid 1830] <... futex resumed>) = 0 [pid 1827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1832] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1831] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1830] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1827] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1833] <... openat resumed>) = 3 [pid 1832] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1830] <... futex resumed>) = 0 [pid 1827] <... futex resumed>) = 0 [pid 1833] write(3, "1000", 4 [pid 1832] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1831] sendfile(-1, -1, [3 [pid 1830] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1827] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1831] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1833] <... write resumed>) = 4 [pid 1833] close(3 [pid 1835] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1833] <... close resumed>) = 0 [pid 1832] <... clone3 resumed> => {parent_tid=[1836]}, 88) = 1836 [pid 1831] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1832] rt_sigprocmask(SIG_SETMASK, [] [pid 1831] <... futex resumed>) = 1 [pid 1827] <... futex resumed>) = 0 [pid 1833] write(1, "executing program\n", 18 [pid 1832] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 1831] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1827] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1835] <... socket resumed>) = 4 [pid 1833] <... write resumed>) = 18 [pid 1832] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1827] <... futex resumed>) = 0 [pid 1835] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1833] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1832] <... futex resumed>) = 0 [pid 1831] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1827] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1835] <... futex resumed>) = 1 [pid 1833] <... futex resumed>) = 0 [pid 1832] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1831] <... clone3 resumed>) = 1837 [pid 1830] <... futex resumed>) = 0 [pid 1835] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1833] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1831] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1830] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 [pid 1835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1833] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1831] <... futex resumed>) = 1 [pid 1830] <... futex resumed>) = 0 [pid 1827] <... futex resumed>) = 0 [pid 1835] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1833] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1831] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1830] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1827] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1835] <... connect resumed>) = -1 EEXIST (File exists) [pid 1833] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1827] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1835] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1831] ioctl(3, PPPIOCSFLAGS, 0 [pid 1827] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1835] <... futex resumed>) = 1 [pid 1833] <... mmap resumed>) = 0x7ff80b96e000 [pid 1831] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1830] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1835] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1833] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1831] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1830] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1833] <... mprotect resumed>) = 0 [pid 1831] <... futex resumed>) = 1 [pid 1830] <... futex resumed>) = 0 [pid 1827] <... futex resumed>) = 0 [pid 1831] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1830] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1827] exit_group(0 [pid 1831] <... futex resumed>) = ? [pid 1827] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1838 attached [pid 1835] sendfile(-1, -1, [3 [pid 1833] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1831] +++ exited with 0 +++ [pid 1827] +++ exited with 0 +++ [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1838 [pid 1838] set_robust_list(0x5555656516a0, 24 [pid 1835] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1833] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1835] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 1836 attached [pid 1835] <... futex resumed>) = 1 [pid 1830] <... futex resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1836] set_robust_list(0x7ff80b98e9a0, 24 [pid 1830] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1836] <... set_robust_list resumed>) = 0 [pid 1830] <... futex resumed>) = 0 [pid 1836] rt_sigprocmask(SIG_SETMASK, [] [pid 1830] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1836] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1836] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1836] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1832] <... futex resumed>) = 0 [pid 1836] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1832] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1836] <... socket resumed>) = 4 [pid 1835] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1833] <... clone3 resumed> => {parent_tid=[1839]}, 88) = 1839 [pid 1832] <... futex resumed>) = 0 [pid 1836] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1832] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1836] <... futex resumed>) = 0 [pid 1832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1836] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1832] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1836] <... connect resumed>) = -1 EEXIST (File exists) [pid 1832] <... futex resumed>) = 0 [pid 1836] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1835] <... clone3 resumed>) = 1840 [pid 1832] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1836] <... futex resumed>) = 0 [pid 1833] rt_sigprocmask(SIG_SETMASK, [] [pid 1832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1836] sendfile(-1, -1, [3 [pid 1833] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1832] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1836] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1835] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1833] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1832] <... futex resumed>) = 0 [pid 1836] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1835] <... futex resumed>) = 1 [pid 1833] <... futex resumed>) = 0 [pid 1832] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1830] <... futex resumed>) = 0 [pid 1838] <... set_robust_list resumed>) = 0 [pid 1836] <... futex resumed>) = 0 [pid 1835] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1833] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1830] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1839 attached [pid 1836] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1832] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1830] <... futex resumed>) = 0 [pid 1839] set_robust_list(0x7ff80b98e9a0, 24 [pid 1838] rt_sigprocmask(SIG_SETMASK, [] [pid 1836] <... clone3 resumed>) = 1841 [pid 1835] ioctl(3, PPPIOCSFLAGS, 0 [pid 1832] <... futex resumed>) = 0 [pid 1830] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1839] <... set_robust_list resumed>) = 0 [pid 1836] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1835] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1832] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1839] rt_sigprocmask(SIG_SETMASK, [] [pid 1836] <... futex resumed>) = 0 [pid 1832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1839] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1836] ioctl(3, PPPIOCSFLAGS, 0 [pid 1832] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1839] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1836] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1832] <... futex resumed>) = 0 [pid 1839] <... socket resumed>) = 3 [pid 1836] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1832] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1839] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1838] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1836] <... futex resumed>) = 0 [pid 1835] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... restart_syscall resumed>) = 0 [pid 1839] <... futex resumed>) = 1 [pid 1836] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1835] <... futex resumed>) = 1 [pid 1833] <... futex resumed>) = 0 [pid 1832] exit_group(0 [pid 1830] <... futex resumed>) = 0 [pid 1839] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1838] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1836] <... futex resumed>) = ? [pid 1835] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1833] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1832] <... exit_group resumed>) = ? [pid 1830] exit_group(0 [pid 1839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1838] <... prctl resumed>) = 0 [pid 1836] +++ exited with 0 +++ [pid 1835] <... futex resumed>) = ? [pid 1833] <... futex resumed>) = 0 [pid 1832] +++ exited with 0 +++ [pid 1830] <... exit_group resumed>) = ? [pid 1839] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1838] setpgid(0, 0 [pid 1835] +++ exited with 0 +++ [pid 1833] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1830] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1838] <... setpgid resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1839] <... socket resumed>) = 4 [pid 1839] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1833] <... futex resumed>) = 0 [pid 1839] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1833] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1833] <... futex resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1839] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1833] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1842 [pid 1839] <... connect resumed>) = -1 EEXIST (File exists) [pid 1839] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1833] <... futex resumed>) = 0 [pid 1838] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1839] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1833] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1838] write(3, "1000", 4 [pid 1833] <... futex resumed>) = 0 [pid 1839] sendfile(-1, -1, [3 [pid 1833] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1839] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1838] <... write resumed>) = 4 [pid 1839] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1833] <... futex resumed>) = 0 [pid 1839] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1838] close(3 [pid 1833] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1833] <... futex resumed>) = 0 [pid 1839] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1833] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1839] <... clone3 resumed>) = 1843 [pid 1838] <... close resumed>) = 0 [pid 1839] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1833] <... futex resumed>) = 0 [pid 1839] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1833] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1833] <... futex resumed>) = 0 executing program [pid 1838] write(1, "executing program\n", 18 [pid 1839] ioctl(3, PPPIOCSFLAGS, 0 [pid 1833] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1839] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1838] <... write resumed>) = 18 [pid 1839] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1833] <... futex resumed>) = 0 [pid 1839] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1838] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1833] exit_group(0 [pid 1839] <... futex resumed>) = ? [pid 1838] <... futex resumed>) = 0 [pid 1833] <... exit_group resumed>) = ? [pid 1839] +++ exited with 0 +++ [pid 1838] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1833] +++ exited with 0 +++ [pid 1838] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1838] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1838] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0ci2-android-5-10/strace-static-x86_64: Process 1842 attached ) = 0x7ff80b96e000 [pid 1842] set_robust_list(0x5555656516a0, 24 [pid 1838] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1842] <... set_robust_list resumed>) = 0 [pid 1838] <... mprotect resumed>) = 0 [pid 1842] rt_sigprocmask(SIG_SETMASK, [] [pid 1838] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1842] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1838] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1842] <... prctl resumed>) = 0 [pid 1842] setpgid(0, 0) = 0 [pid 1838] <... clone3 resumed> => {parent_tid=[1844]}, 88) = 1844 [pid 1842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1838] rt_sigprocmask(SIG_SETMASK, [] [pid 1842] <... openat resumed>) = 3 [pid 1838] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1842] write(3, "1000", 4 [pid 1838] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1842] <... write resumed>) = 4 [pid 1838] <... futex resumed>) = 0 [pid 1842] close(3 [pid 1838] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1842] <... close resumed>) = 0 [pid 1842] write(1, "executing program\n", 18) = 18 executing program [pid 1842] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1842] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1842] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1842] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 ci2-android-5-10/strace-static-x86_64: Process 1844 attached [pid 1842] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1844] set_robust_list(0x7ff80b98e9a0, 24 [pid 1842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1844] <... set_robust_list resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1845 attached [pid 1844] rt_sigprocmask(SIG_SETMASK, [] [pid 1842] <... clone3 resumed> => {parent_tid=[1845]}, 88) = 1845 [pid 1844] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1842] rt_sigprocmask(SIG_SETMASK, [] [pid 1844] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1842] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1844] <... socket resumed>) = 3 [pid 1842] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1844] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1842] <... futex resumed>) = 0 [pid 1844] <... futex resumed>) = 1 [pid 1842] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1838] <... futex resumed>) = 0 [pid 1844] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1838] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1838] <... futex resumed>) = 0 [pid 1845] set_robust_list(0x7ff80b98e9a0, 24 [pid 1844] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1838] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1844] <... socket resumed>) = 4 [pid 1844] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1845] <... set_robust_list resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1845] rt_sigprocmask(SIG_SETMASK, [] [pid 1844] <... futex resumed>) = 1 [pid 1838] <... futex resumed>) = 0 [pid 1845] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1844] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1838] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 1845] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1844] <... connect resumed>) = -1 EEXIST (File exists) [pid 1838] <... futex resumed>) = 0 [pid 1844] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1838] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1845] <... socket resumed>) = 3 [pid 1844] <... futex resumed>) = 0 [pid 1838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1845] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1844] sendfile(-1, -1, [3 [pid 1838] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1844] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1838] <... futex resumed>) = 0 [pid 1844] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1838] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1844] <... futex resumed>) = 0 [pid 1838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1845] <... futex resumed>) = 1 [pid 1844] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1842] <... futex resumed>) = 0 [pid 1838] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1845] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1842] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1838] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1846 [pid 1845] <... socket resumed>) = 4 [pid 1844] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1842] <... futex resumed>) = 0 [pid 1838] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1845] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1844] <... clone3 resumed>) = 1847 [pid 1842] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1845] <... futex resumed>) = 0 [pid 1844] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1848 [pid 1844] <... futex resumed>) = 1 [pid 1842] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1838] <... futex resumed>) = 0 [pid 1845] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1844] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1842] <... futex resumed>) = 0 [pid 1838] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1845] <... connect resumed>) = -1 EEXIST (File exists) [pid 1844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1842] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1838] <... futex resumed>) = 0 [pid 1844] ioctl(3, PPPIOCSFLAGS, 0 [pid 1838] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1844] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1844] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1838] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1845] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1844] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1838] exit_group(0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1849 [pid 1845] <... futex resumed>) = 1 [pid 1844] <... futex resumed>) = ? [pid 1842] <... futex resumed>) = 0 [pid 1838] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1848 attached [pid 1845] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1844] +++ exited with 0 +++ [pid 1842] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1838] +++ exited with 0 +++ [pid 299] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1846 attached [pid 1845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1842] <... futex resumed>) = 0 [pid 1846] set_robust_list(0x5555656516a0, 24 [pid 1845] sendfile(-1, -1, [3 [pid 1842] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1846] <... set_robust_list resumed>) = 0 [pid 1846] rt_sigprocmask(SIG_SETMASK, [] [pid 1848] set_robust_list(0x5555656516a0, 24 [pid 1846] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1845] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1846] setpgid(0, 0) = 0 [pid 1846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1845] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1848] <... set_robust_list resumed>) = 0 [pid 1846] <... openat resumed>) = 3 [pid 1845] <... futex resumed>) = 1 [pid 1842] <... futex resumed>) = 0 [pid 1846] write(3, "1000", 4 [pid 1845] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1842] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1849 attached [pid 1846] <... write resumed>) = 4 [pid 1845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1842] <... futex resumed>) = 0 [pid 1849] set_robust_list(0x5555656516a0, 24 [pid 1846] close(3 [pid 1845] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1842] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1849] <... set_robust_list resumed>) = 0 [pid 1846] <... close resumed>) = 0 [pid 1849] rt_sigprocmask(SIG_SETMASK, [] [pid 1848] rt_sigprocmask(SIG_SETMASK, [] [pid 1845] <... clone3 resumed>) = 1850 [pid 1846] write(1, "executing program\n", 18 [pid 1849] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1845] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1848] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1849] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1845] <... futex resumed>) = 1 [pid 1842] <... futex resumed>) = 0 [pid 1849] <... prctl resumed>) = 0 [pid 1848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1845] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1842] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1849] setpgid(0, 0 [pid 1848] <... prctl resumed>) = 0 [pid 1845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1842] <... futex resumed>) = 0 [pid 1849] <... setpgid resumed>) = 0 [pid 1848] setpgid(0, 0 [pid 1845] ioctl(3, PPPIOCSFLAGS, 0 [pid 1842] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1848] <... setpgid resumed>) = 0 [pid 1845] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1849] <... openat resumed>) = 3 [pid 1848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1845] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1849] write(3, "1000", 4 [pid 1845] <... futex resumed>) = 1 [pid 1842] <... futex resumed>) = 0 [pid 1849] <... write resumed>) = 4 [pid 1848] <... openat resumed>) = 3 [pid 1846] <... write resumed>) = 18 executing program [pid 1845] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1842] exit_group(0 [pid 1849] close(3 [pid 1848] write(3, "1000", 4 [pid 1845] <... futex resumed>) = ? [pid 1842] <... exit_group resumed>) = ? [pid 1849] <... close resumed>) = 0 [pid 1848] <... write resumed>) = 4 [pid 1846] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1845] +++ exited with 0 +++ [pid 1842] +++ exited with 0 +++ [pid 1849] write(1, "executing program\n", 18) = 18 [pid 1848] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 1848] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1848] write(1, "executing program\n", 18 [pid 1849] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1848] <... write resumed>) = 18 [pid 1849] <... futex resumed>) = 0 executing program [pid 1848] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1849] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1848] <... futex resumed>) = 0 [pid 1849] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1848] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1849] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1848] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1849] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1848] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1849] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1848] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1849] <... mmap resumed>) = 0x7ff80b96e000 [pid 1848] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1846] <... futex resumed>) = 0 [pid 1848] <... mmap resumed>) = 0x7ff80b96e000 [pid 1849] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1848] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1846] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1848] <... mprotect resumed>) = 0 [pid 1849] <... mprotect resumed>) = 0 [pid 1849] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1848] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1846] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1849] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1848] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1849] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1848] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1846] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1849] <... clone3 resumed> => {parent_tid=[1851]}, 88) = 1851 [pid 1849] rt_sigprocmask(SIG_SETMASK, [] [pid 1848] <... clone3 resumed> => {parent_tid=[1852]}, 88) = 1852 [pid 1849] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1848] rt_sigprocmask(SIG_SETMASK, [] [pid 1846] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1849] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1848] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1849] <... futex resumed>) = 0 [pid 1849] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1848] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1851 attached [pid 1848] <... futex resumed>) = 0 [pid 1846] <... mmap resumed>) = 0x7ff80b96e000 [pid 1848] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1846] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITEci2-android-5-10/strace-static-x86_64: Process 1852 attached ) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1852] set_robust_list(0x7ff80b98e9a0, 24 [pid 1846] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1852] <... set_robust_list resumed>) = 0 [pid 1846] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1852] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1852] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1852] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1848] <... futex resumed>) = 0 [pid 1848] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1846] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1848] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1853 [pid 1852] <... futex resumed>) = 1 [pid 1852] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1846] <... clone3 resumed> => {parent_tid=[1854]}, 88) = 1854 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 1846] rt_sigprocmask(SIG_SETMASK, [] [pid 1852] <... socket resumed>) = 4 [pid 1846] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1852] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1846] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1848] <... futex resumed>) = 0 [pid 1846] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1848] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1848] <... futex resumed>) = 0 [pid 1846] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1848] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1852] <... futex resumed>) = 1 [pid 1852] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1852] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1855 [pid 1848] <... futex resumed>) = 0 [pid 1848] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1848] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1848] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1852] <... futex resumed>) = 1 [pid 1852] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1852] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1848] <... futex resumed>) = 0 [pid 1848] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1848] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1855 attached [pid 1851] set_robust_list(0x7ff80b98e9a0, 24 [pid 1852] <... futex resumed>) = 1 [pid 1852] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1855] set_robust_list(0x5555656516a0, 24 [pid 1852] <... clone3 resumed>) = 1856 [pid 1851] <... set_robust_list resumed>) = 0 [pid 1852] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1851] rt_sigprocmask(SIG_SETMASK, [] [pid 1848] <... futex resumed>) = 0 [pid 1848] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1848] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1852] <... futex resumed>) = 1 [pid 1851] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1852] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1852] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1848] <... futex resumed>) = 0 [pid 1848] exit_group(0) = ? [pid 1852] <... futex resumed>) = ? [pid 1855] <... set_robust_list resumed>) = 0 [pid 1852] +++ exited with 0 +++ [pid 1851] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1848] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1853 attached ci2-android-5-10/strace-static-x86_64: Process 1854 attached [pid 1854] set_robust_list(0x7ff80b98e9a0, 24 [pid 1855] rt_sigprocmask(SIG_SETMASK, [] [pid 1851] <... socket resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1848, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1853] set_robust_list(0x5555656516a0, 24 [pid 1854] <... set_robust_list resumed>) = 0 [pid 1854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1853] <... set_robust_list resumed>) = 0 [pid 1854] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1853] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1854] <... socket resumed>) = 3 [pid 1853] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1855] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1851] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1854] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1846] <... futex resumed>) = 0 [pid 1846] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1851] <... futex resumed>) = 1 [pid 1849] <... futex resumed>) = 0 [pid 1849] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1846] <... futex resumed>) = 0 [pid 1849] <... futex resumed>) = 0 [pid 1846] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1849] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1854] <... futex resumed>) = 1 [pid 1854] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1851] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1855] <... prctl resumed>) = 0 [pid 1853] <... prctl resumed>) = 0 [pid 1854] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1853] setpgid(0, 0) = 0 [pid 1846] <... futex resumed>) = 0 [pid 1846] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1846] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1854] <... futex resumed>) = 1 [pid 1855] setpgid(0, 0 [pid 1854] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1851] <... socket resumed>) = 4 [pid 1855] <... setpgid resumed>) = 0 [pid 1854] <... connect resumed>) = -1 EEXIST (File exists) [pid 1853] <... openat resumed>) = 3 [pid 1851] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1854] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1853] write(3, "1000", 4 [pid 1854] <... futex resumed>) = 1 [pid 1853] <... write resumed>) = 4 [pid 1846] <... futex resumed>) = 0 [pid 1854] sendfile(-1, -1, [3 [pid 1853] close(3 [pid 1846] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1854] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1853] <... close resumed>) = 0 [pid 1846] <... futex resumed>) = 0 [pid 1855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1854] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1853] write(1, "executing program\n", 18 [pid 1851] <... futex resumed>) = 1 [pid 1849] <... futex resumed>) = 0 [pid 1846] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1854] <... futex resumed>) = 0 executing program [pid 1853] <... write resumed>) = 18 [pid 1855] <... openat resumed>) = 3 [pid 1851] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1849] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1855] write(3, "1000", 4 [pid 1854] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1853] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1849] <... futex resumed>) = 0 [pid 1846] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1855] <... write resumed>) = 4 [pid 1854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1853] <... futex resumed>) = 0 [pid 1851] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1849] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1846] <... futex resumed>) = 0 [pid 1855] close(3 [pid 1854] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1853] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1851] <... connect resumed>) = -1 EEXIST (File exists) [pid 1846] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1855] <... close resumed>) = 0 [pid 1854] <... clone3 resumed>) = 1857 [pid 1853] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1851] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 1855] write(1, "executing program\n", 18 [pid 1854] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1853] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1851] <... futex resumed>) = 1 [pid 1849] <... futex resumed>) = 0 [pid 1855] <... write resumed>) = 18 [pid 1854] <... futex resumed>) = 1 [pid 1853] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1851] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 1849] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1846] <... futex resumed>) = 0 [pid 1855] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1854] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1849] <... futex resumed>) = 0 [pid 1846] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1855] <... futex resumed>) = 0 [pid 1854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1853] <... mmap resumed>) = 0x7ff80b96e000 [pid 1851] sendfile(-1, -1, [3 [pid 1849] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1846] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1855] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1854] ioctl(3, PPPIOCSFLAGS, 0 [pid 1853] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1851] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1846] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1855] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1854] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1853] <... mprotect resumed>) = 0 [pid 1851] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1855] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1854] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1853] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1851] <... futex resumed>) = 1 [pid 1849] <... futex resumed>) = 0 [pid 1855] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1854] <... futex resumed>) = 1 [pid 1853] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1851] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1849] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1846] <... futex resumed>) = 0 [pid 1855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1854] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1853] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1849] <... futex resumed>) = 0 [pid 1846] exit_group(0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1858 [pid 1855] <... mmap resumed>) = 0x7ff80b96e000 [pid 1854] <... futex resumed>) = ? [pid 1849] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1846] <... exit_group resumed>) = ? [pid 1855] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1854] +++ exited with 0 +++ [pid 1853] <... clone3 resumed> => {parent_tid=[1859]}, 88) = 1859 [pid 1851] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1846] +++ exited with 0 +++ [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1855] <... mprotect resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1858 attached [pid 1858] set_robust_list(0x5555656516a0, 24) = 0 [pid 1858] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1851] <... clone3 resumed>) = 1860 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1855] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1851] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1855] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1853] rt_sigprocmask(SIG_SETMASK, [] [pid 1851] <... futex resumed>) = 1 [pid 1849] <... futex resumed>) = 0 [pid 1855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1853] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1851] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1849] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1849] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1853] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1855] <... clone3 resumed> => {parent_tid=[1861]}, 88) = 1861 [pid 1851] ioctl(3, PPPIOCSFLAGS, 0 [pid 1855] rt_sigprocmask(SIG_SETMASK, [] [pid 1853] <... futex resumed>) = 0 [pid 1855] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1851] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1855] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1853] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1851] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1858] <... prctl resumed>) = 0 [pid 1855] <... futex resumed>) = 0 [pid 1851] <... futex resumed>) = 1 [pid 1849] <... futex resumed>) = 0 [pid 1855] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1851] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1849] exit_group(0 [pid 1851] <... futex resumed>) = ? [pid 1849] <... exit_group resumed>) = ? [pid 1851] +++ exited with 0 +++ [pid 1849] +++ exited with 0 +++ [pid 1858] setpgid(0, 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1858] <... setpgid resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 1859 attached ) = 3 [pid 1859] set_robust_list(0x7ff80b98e9a0, 24 [pid 1858] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 1861 attached [pid 1859] <... set_robust_list resumed>) = 0 [pid 1858] <... write resumed>) = 4 [pid 1859] rt_sigprocmask(SIG_SETMASK, [] [pid 1858] close(3 [pid 1861] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1859] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1858] <... close resumed>) = 0 [pid 1859] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1858] write(1, "executing program\n", 18 [pid 1861] rt_sigprocmask(SIG_SETMASK, [] [pid 1859] <... socket resumed>) = 3 [pid 1858] <... write resumed>) = 18 [pid 1859] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1858] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1861] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1859] <... futex resumed>) = 1 [pid 1858] <... futex resumed>) = 0 [pid 1853] <... futex resumed>) = 0 [pid 1861] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1859] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1858] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1853] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1858] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1853] <... futex resumed>) = 0 [pid 1853] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1859] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1861] <... socket resumed>) = 3 [pid 1858] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1861] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1859] <... socket resumed>) = 4 [pid 1858] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1859] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1855] <... futex resumed>) = 0 [pid 1861] <... futex resumed>) = 1 [pid 1859] <... futex resumed>) = 1 [pid 1858] <... mmap resumed>) = 0x7ff80b96e000 [pid 1855] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1853] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1861] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1859] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1858] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1855] <... futex resumed>) = 0 [pid 1853] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1861] <... socket resumed>) = 4 [pid 1859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1858] <... mprotect resumed>) = 0 [pid 1855] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1853] <... futex resumed>) = 0 [pid 1861] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1859] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1858] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1853] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1861] <... futex resumed>) = 0 [pid 1859] <... connect resumed>) = -1 EEXIST (File exists) [pid 1858] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1855] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1861] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1859] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1855] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1862 attached ci2-android-5-10/strace-static-x86_64: Process 1863 attached [pid 1861] <... connect resumed>) = -1 EEXIST (File exists) [pid 1859] <... futex resumed>) = 1 [pid 1855] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1853] <... futex resumed>) = 0 [pid 1853] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1863 [pid 1861] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1859] sendfile(-1, -1, [3 [pid 1858] <... clone3 resumed> => {parent_tid=[1862]}, 88) = 1862 [pid 1853] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1853] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1858] rt_sigprocmask(SIG_SETMASK, [] [pid 1862] set_robust_list(0x7ff80b98e9a0, 24 [pid 1861] <... futex resumed>) = 1 [pid 1859] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1855] <... futex resumed>) = 0 [pid 1855] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1855] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1864 attached [pid 1863] set_robust_list(0x5555656516a0, 24 [pid 1862] <... set_robust_list resumed>) = 0 [pid 1861] sendfile(-1, -1, [3 [pid 1859] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1858] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1864 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1862] rt_sigprocmask(SIG_SETMASK, [] [pid 1861] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1863] <... set_robust_list resumed>) = 0 [pid 1859] <... futex resumed>) = 1 [pid 1858] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1853] <... futex resumed>) = 0 [pid 1853] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1853] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1861] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1858] <... futex resumed>) = 0 [pid 1859] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1863] rt_sigprocmask(SIG_SETMASK, [] [pid 1862] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1861] <... futex resumed>) = 1 [pid 1858] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1855] <... futex resumed>) = 0 [pid 1855] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1855] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1862] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1861] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1859] <... clone3 resumed>) = 1865 [pid 1862] <... socket resumed>) = 3 [pid 1861] <... clone3 resumed>) = 1866 [pid 1862] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1859] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1862] <... futex resumed>) = 1 [pid 1858] <... futex resumed>) = 0 [pid 1861] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1862] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1858] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1861] <... futex resumed>) = 1 [pid 1859] <... futex resumed>) = 1 [pid 1855] <... futex resumed>) = 0 [pid 1853] <... futex resumed>) = 0 [pid 1855] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1853] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1855] <... futex resumed>) = 0 [pid 1853] <... futex resumed>) = 0 [pid 1855] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1853] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1858] <... futex resumed>) = 0 [pid 1862] <... socket resumed>) = 4 [pid 1858] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1862] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1861] ioctl(3, PPPIOCSFLAGS, 0 [pid 1859] ioctl(3, PPPIOCSFLAGS, 0 [pid 1864] set_robust_list(0x5555656516a0, 24 [pid 1863] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1862] <... futex resumed>) = 0 [pid 1861] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1859] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1858] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1862] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1859] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1858] <... futex resumed>) = 0 [pid 1861] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1858] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1862] <... connect resumed>) = -1 EEXIST (File exists) [pid 1861] <... futex resumed>) = 1 [pid 1859] <... futex resumed>) = 1 [pid 1855] <... futex resumed>) = 0 [pid 1853] <... futex resumed>) = 0 [pid 1855] exit_group(0 [pid 1853] exit_group(0 [pid 1855] <... exit_group resumed>) = ? [pid 1853] <... exit_group resumed>) = ? [pid 1863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1862] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1858] <... futex resumed>) = 0 [pid 1858] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1858] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1859] +++ exited with 0 +++ [pid 1862] sendfile(-1, -1, [3 [pid 1853] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1861] +++ exited with 0 +++ [pid 1862] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1855] +++ exited with 0 +++ [pid 1863] <... prctl resumed>) = 0 [pid 1862] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1863] setpgid(0, 0 [pid 1862] <... futex resumed>) = 1 [pid 1858] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1863] <... setpgid resumed>) = 0 [pid 1862] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1858] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1858] <... futex resumed>) = 0 [pid 1862] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1858] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1863] <... openat resumed>) = 3 [pid 1863] write(3, "1000", 4 [pid 1862] <... clone3 resumed>) = 1867 [pid 1863] <... write resumed>) = 4 [pid 1862] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1863] close(3 [pid 1862] <... futex resumed>) = 1 [pid 1858] <... futex resumed>) = 0 [pid 1863] <... close resumed>) = 0 [pid 1862] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1863] write(1, "executing program\n", 18 [pid 1862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1858] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1863] <... write resumed>) = 18 [pid 1864] <... set_robust_list resumed>) = 0 [pid 1864] rt_sigprocmask(SIG_SETMASK, [] [pid 1862] ioctl(3, PPPIOCSFLAGS, 0 [pid 1858] <... futex resumed>) = 0 executing program [pid 1863] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1862] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1858] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1863] <... futex resumed>) = 0 [pid 1862] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1863] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1862] <... futex resumed>) = 0 [pid 1864] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1863] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1862] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1858] exit_group(0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1863] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1862] <... futex resumed>) = ? [pid 1858] <... exit_group resumed>) = ? [pid 300] <... restart_syscall resumed>) = 0 [pid 1864] <... prctl resumed>) = 0 [pid 1863] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1862] +++ exited with 0 +++ [pid 1864] setpgid(0, 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1864] <... setpgid resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1858] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1864] <... openat resumed>) = 3 [pid 1863] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1864] write(3, "1000", 4 [pid 1863] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1868 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1864] <... write resumed>) = 4 [pid 1863] <... mprotect resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1869 [pid 1864] close(3 [pid 1863] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1864] <... close resumed>) = 0 [pid 1863] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1864] write(1, "executing program\n", 18 [pid 1863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1864] <... write resumed>) = 18 [pid 298] <... restart_syscall resumed>) = 0 executing program [pid 1864] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1863] <... clone3 resumed> => {parent_tid=[1870]}, 88) = 1870 [pid 1864] <... futex resumed>) = 0 [pid 1863] rt_sigprocmask(SIG_SETMASK, [] [pid 1864] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1864] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1864] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1869 attached ci2-android-5-10/strace-static-x86_64: Process 1868 attached [pid 1864] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1863] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1871 [pid 1864] <... mmap resumed>) = 0x7ff80b96e000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1864] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1864] <... mprotect resumed>) = 0 [pid 1864] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1863] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1864] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1868] set_robust_list(0x5555656516a0, 24 [pid 1863] <... futex resumed>) = 0 [pid 1864] <... clone3 resumed> => {parent_tid=[1872]}, 88) = 1872 [pid 1864] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1864] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1864] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1870 attached [pid 1870] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1870] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1863] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1870] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1863] <... futex resumed>) = 0 [pid 1870] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1863] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1870] <... socket resumed>) = 4 [pid 1863] <... futex resumed>) = 0 [pid 1870] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1863] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1870] <... futex resumed>) = 0 [pid 1863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1870] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1863] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1870] <... connect resumed>) = -1 EEXIST (File exists) [pid 1863] <... futex resumed>) = 0 [pid 1870] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1863] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1870] <... futex resumed>) = 0 [pid 1870] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1863] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1870] sendfile(-1, -1, [3 [pid 1863] <... futex resumed>) = 0 [pid 1870] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1863] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1870] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1870] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1863] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1863] <... futex resumed>) = 0 [pid 1870] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1863] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1871 attached [pid 1870] <... clone3 resumed>) = 1873 [pid 1869] set_robust_list(0x5555656516a0, 24 [pid 1868] <... set_robust_list resumed>) = 0 [pid 1870] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1870] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1872 attached [pid 1872] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1868] rt_sigprocmask(SIG_SETMASK, [] [pid 1863] <... futex resumed>) = 0 [pid 1872] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1872] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1864] <... futex resumed>) = 0 [pid 1864] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1864] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1872] <... futex resumed>) = 1 [pid 1872] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1872] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1864] <... futex resumed>) = 0 [pid 1864] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1864] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1872] <... futex resumed>) = 1 [pid 1872] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1868] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1863] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1869] <... set_robust_list resumed>) = 0 [pid 1872] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1864] <... futex resumed>) = 0 [pid 1864] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1864] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1872] <... futex resumed>) = 1 [pid 1872] sendfile(-1, -1, [3 [pid 1863] <... futex resumed>) = 1 [pid 1870] <... futex resumed>) = 0 [pid 1870] ioctl(3, PPPIOCSFLAGS, 0 [pid 1868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1863] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1872] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1870] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1872] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1870] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1869] rt_sigprocmask(SIG_SETMASK, [] [pid 1868] <... prctl resumed>) = 0 [pid 1863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1872] <... futex resumed>) = 1 [pid 1870] <... futex resumed>) = 0 [pid 1864] <... futex resumed>) = 0 [pid 1872] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1870] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1864] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1872] <... clone3 resumed>) = 1874 [pid 1871] set_robust_list(0x5555656516a0, 24 [pid 1869] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1868] setpgid(0, 0 [pid 1864] <... futex resumed>) = 0 [pid 1863] exit_group(0 [pid 1872] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1864] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1872] <... futex resumed>) = 0 [pid 1864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1872] ioctl(3, PPPIOCSFLAGS, 0 [pid 1864] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1872] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1870] <... futex resumed>) = ? [pid 1868] <... setpgid resumed>) = 0 [pid 1864] <... futex resumed>) = 0 [pid 1863] <... exit_group resumed>) = ? [pid 1872] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1870] +++ exited with 0 +++ [pid 1869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1864] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1872] <... futex resumed>) = 0 [pid 1864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1872] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1864] exit_group(0 [pid 1872] <... futex resumed>) = ? [pid 1864] <... exit_group resumed>) = ? [pid 1872] +++ exited with 0 +++ [pid 1869] <... prctl resumed>) = 0 [pid 1868] <... openat resumed>) = 3 [pid 1864] +++ exited with 0 +++ [pid 1863] +++ exited with 0 +++ [pid 1871] <... set_robust_list resumed>) = 0 [pid 1868] write(3, "1000", 4 [pid 1869] setpgid(0, 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1868] <... write resumed>) = 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1869] <... setpgid resumed>) = 0 [pid 1868] close(3) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1868] write(1, "executing program\n", 18) = 18 [pid 1868] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1869] <... openat resumed>) = 3 [pid 1868] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1869] write(3, "1000", 4 [pid 1868] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1869] <... write resumed>) = 4 [pid 1868] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1868] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1869] close(3 [pid 1868] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1875 [pid 1868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1869] <... close resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1869] write(1, "executing program\n", 18 [pid 1868] <... mmap resumed>) = 0x7ff80b96e000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 1871] rt_sigprocmask(SIG_SETMASK, [] [pid 1869] <... write resumed>) = 18 [pid 1868] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1869] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1868] <... mprotect resumed>) = 0 [pid 1871] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1869] <... futex resumed>) = 0 [pid 1868] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1869] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1868] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1869] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1868] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1871] <... prctl resumed>) = 0 [pid 1869] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1871] setpgid(0, 0 [pid 1868] <... clone3 resumed> => {parent_tid=[1876]}, 88) = 1876 [pid 1871] <... setpgid resumed>) = 0 [pid 1869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1868] rt_sigprocmask(SIG_SETMASK, [] [pid 1869] <... mmap resumed>) = 0x7ff80b96e000 [pid 1868] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1869] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1868] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1869] <... mprotect resumed>) = 0 [pid 1868] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1875 attached [pid 1869] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1868] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1869] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1869] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1875] set_robust_list(0x5555656516a0, 24) = 0 [pid 1871] <... openat resumed>) = 3 [pid 1875] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1869] <... clone3 resumed> => {parent_tid=[1877]}, 88) = 1877 [pid 1871] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 1877 attached [pid 1875] <... prctl resumed>) = 0 [pid 1875] setpgid(0, 0) = 0 [pid 1875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1875] write(3, "1000", 4) = 4 [pid 1875] close(3) = 0 [pid 1871] <... write resumed>) = 4 [pid 1869] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 1875] write(1, "executing program\n", 18) = 18 [pid 1875] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1875] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1875] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1875] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1875] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1878]}, 88) = 1878 [pid 1875] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1871] close(3 [pid 1869] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1877] set_robust_list(0x7ff80b98e9a0, 24 [pid 1869] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1875] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1875] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1871] <... close resumed>) = 0 [pid 1869] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1876 attached [pid 1876] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1869] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1871] write(1, "executing program\n", 18 [pid 1876] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1876] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1876] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1868] <... futex resumed>) = 0 [pid 1871] <... write resumed>) = 18 [pid 1876] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 1868] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1871] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1868] <... futex resumed>) = 0 [pid 1871] <... futex resumed>) = 0 [pid 1868] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1871] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1876] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1871] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1871] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1876] <... socket resumed>) = 4 [pid 1871] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1876] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1871] <... mprotect resumed>) = 0 [pid 1876] <... futex resumed>) = 1 [pid 1876] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1878 attached [pid 1878] set_robust_list(0x7ff80b98e9a0, 24 [pid 1871] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1868] <... futex resumed>) = 0 [pid 1871] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1868] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1868] <... futex resumed>) = 1 [pid 1876] <... futex resumed>) = 0 [pid 1876] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1868] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1876] <... connect resumed>) = -1 EEXIST (File exists) [pid 1871] <... clone3 resumed> => {parent_tid=[1879]}, 88) = 1879 [pid 1876] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1871] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1868] <... futex resumed>) = 0 [pid 1871] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1868] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1871] <... futex resumed>) = 0 [pid 1868] <... futex resumed>) = 0 [pid 1868] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1876] <... futex resumed>) = 1 [pid 1871] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1876] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1879 attached [pid 1877] <... set_robust_list resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1879] set_robust_list(0x7ff80b98e9a0, 24 [pid 1877] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1880 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1876] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1879] <... set_robust_list resumed>) = 0 [pid 1877] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1868] <... futex resumed>) = 0 [pid 1868] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1879] rt_sigprocmask(SIG_SETMASK, [] [pid 1877] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1868] <... futex resumed>) = 0 [pid 1868] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1877] <... socket resumed>) = 3 [pid 1876] <... futex resumed>) = 1 [pid 1876] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1879] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1877] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1876] <... clone3 resumed>) = 1881 [pid 1876] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1868] <... futex resumed>) = 0 [pid 1868] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1868] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1869] <... futex resumed>) = 0 [pid 1876] <... futex resumed>) = 1 [pid 1869] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1876] ioctl(3, PPPIOCSFLAGS, 0 [pid 1869] <... futex resumed>) = 0 [pid 1869] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1876] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1876] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1877] <... futex resumed>) = 1 [pid 1876] <... futex resumed>) = 1 [pid 1868] <... futex resumed>) = 0 [pid 1877] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1876] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1868] exit_group(0 [pid 1879] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1876] <... futex resumed>) = ? [pid 1868] <... exit_group resumed>) = ? [pid 1879] <... socket resumed>) = 3 [pid 1877] <... socket resumed>) = 4 [pid 1876] +++ exited with 0 +++ [pid 1868] +++ exited with 0 +++ [pid 1878] <... set_robust_list resumed>) = 0 [pid 1878] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1878] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1878] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1875] <... futex resumed>) = 0 [pid 1875] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1875] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1878] <... futex resumed>) = 1 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1877] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1878] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1877] <... futex resumed>) = 1 [pid 1869] <... futex resumed>) = 0 [pid 1878] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1869] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1877] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1869] <... futex resumed>) = 0 [pid 1875] <... futex resumed>) = 0 [pid 1869] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1875] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1877] <... connect resumed>) = 0 [pid 1875] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1878] <... futex resumed>) = 1 [pid 1878] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1878] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1875] <... futex resumed>) = 0 [pid 1875] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1875] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1878] <... futex resumed>) = 1 [pid 1878] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1878] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1877] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1875] <... futex resumed>) = 0 [pid 1878] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1875] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1879] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1878] <... clone3 resumed>) = 1882 [pid 1877] <... futex resumed>) = 1 [pid 1875] <... futex resumed>) = 0 [pid 1869] <... futex resumed>) = 0 [pid 1877] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1875] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1869] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1878] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1869] <... futex resumed>) = 0 [pid 1877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1869] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1877] sendfile(-1, -1, [3 [pid 1878] <... futex resumed>) = 1 [pid 1877] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1875] <... futex resumed>) = 0 [pid 1879] <... futex resumed>) = 1 [pid 1878] ioctl(3, PPPIOCSFLAGS, 0 [pid 1877] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1875] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1871] <... futex resumed>) = 0 [pid 1879] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1878] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1877] <... futex resumed>) = 1 [pid 1875] <... futex resumed>) = 0 [pid 1871] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1869] <... futex resumed>) = 0 [pid 1878] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1875] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1878] <... futex resumed>) = 0 [pid 1875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1878] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1875] exit_group(0 [pid 1878] <... futex resumed>) = ? [pid 1875] <... exit_group resumed>) = ? [pid 1879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1878] +++ exited with 0 +++ [pid 1877] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1875] +++ exited with 0 +++ [pid 1871] <... futex resumed>) = 0 [pid 1869] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1879] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 1880 attached [pid 1880] set_robust_list(0x5555656516a0, 24 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1869] <... futex resumed>) = 0 [pid 1877] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1879] <... socket resumed>) = 4 [pid 1871] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1869] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1880] <... set_robust_list resumed>) = 0 [pid 1877] <... clone3 resumed>) = 1883 [pid 1880] rt_sigprocmask(SIG_SETMASK, [] [pid 1879] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1877] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1880] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1880] setpgid(0, 0) = 0 [pid 1880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1879] <... futex resumed>) = 1 [pid 1877] <... futex resumed>) = 1 [pid 1871] <... futex resumed>) = 0 [pid 1869] <... futex resumed>) = 0 [pid 1880] write(3, "1000", 4) = 4 [pid 1880] close(3) = 0 executing program [pid 1880] write(1, "executing program\n", 18) = 18 [pid 1880] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1880] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1877] ioctl(3, PPPIOCSFLAGS, 0 [pid 1871] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1869] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1879] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1880] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1871] <... futex resumed>) = 0 [pid 1869] <... futex resumed>) = 0 [pid 1879] <... connect resumed>) = -1 EEXIST (File exists) [pid 1877] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 1871] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1869] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1879] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1877] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... restart_syscall resumed>) = 0 [pid 1880] <... mmap resumed>) = 0x7ff80b96e000 [pid 1879] <... futex resumed>) = 0 [pid 1877] <... futex resumed>) = 0 [pid 1871] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1880] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1869] exit_group(0 [pid 1871] <... futex resumed>) = 0 [pid 1880] <... mprotect resumed>) = 0 [pid 1879] sendfile(-1, -1, [3 [pid 1871] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1869] <... exit_group resumed>) = ? [pid 1880] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1879] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1877] +++ exited with 0 +++ [pid 1880] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1884]}, 88) = 1884 [pid 1869] +++ exited with 0 +++ [pid 1880] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1880] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1879] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1880] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1879] <... futex resumed>) = 1 [pid 1871] <... futex resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1880] <... futex resumed>) = 0 [pid 1879] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1871] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1880] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1884 attached [pid 1884] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1871] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1885 [pid 299] <... restart_syscall resumed>) = 0 [pid 1879] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1871] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1884] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1884] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1884] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1880] <... futex resumed>) = 0 [pid 1880] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1879] <... clone3 resumed>) = 1886 [pid 1880] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1879] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1879] <... futex resumed>) = 1 [pid 1871] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1879] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1871] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1884] <... futex resumed>) = 1 [pid 1884] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1884] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1880] <... futex resumed>) = 0 [pid 1880] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1871] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1887 [pid 1879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1871] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1879] ioctl(3, PPPIOCSFLAGS, 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1879] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1879] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1880] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1879] <... futex resumed>) = 1 [pid 1871] <... futex resumed>) = 0 [pid 1879] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1884] <... futex resumed>) = 1 [pid 1871] exit_group(0) = ? [pid 1879] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 1884] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1884] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1880] <... futex resumed>) = 0 [pid 1880] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1880] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1884] <... futex resumed>) = 1 [pid 1884] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1884] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1887 attached [pid 1879] +++ exited with 0 +++ [pid 1871] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1880] <... futex resumed>) = 0 [pid 1880] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1880] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1884] <... futex resumed>) = 1 [pid 1884] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1887] set_robust_list(0x5555656516a0, 24) = 0 [pid 1884] <... clone3 resumed>) = 1888 [pid 1884] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1880] <... futex resumed>) = 0 [pid 1880] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1880] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1884] <... futex resumed>) = 1 [pid 1884] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1884] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1880] <... futex resumed>) = 0 [pid 1880] exit_group(0) = ? [pid 1884] <... futex resumed>) = ? [pid 1887] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1884] +++ exited with 0 +++ [pid 1880] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1885 attached [pid 1885] set_robust_list(0x5555656516a0, 24) = 0 [pid 1885] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1885] setpgid(0, 0) = 0 [pid 1885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1885] write(3, "1000", 4) = 4 [pid 1885] close(3) = 0 executing program [pid 1885] write(1, "executing program\n", 18) = 18 [pid 1885] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1885] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1885] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1885] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1885] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1885] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1887] <... prctl resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1889 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1890]}, 88) = 1890 [pid 1887] setpgid(0, 0 [pid 1885] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1889 attached [pid 1887] <... setpgid resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1891 attached [pid 1889] set_robust_list(0x5555656516a0, 24 [pid 1887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... restart_syscall resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1891 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1889] <... set_robust_list resumed>) = 0 [pid 1887] <... openat resumed>) = 3 [pid 1891] set_robust_list(0x5555656516a0, 24 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1892 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1885] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1887] write(3, "1000", 4 [pid 1885] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1885] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1892 attached [pid 1892] set_robust_list(0x5555656516a0, 24) = 0 [pid 1892] rt_sigprocmask(SIG_SETMASK, [] [pid 1891] <... set_robust_list resumed>) = 0 [pid 1889] rt_sigprocmask(SIG_SETMASK, [] [pid 1887] <... write resumed>) = 4 [pid 1892] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1887] close(3 [pid 1892] <... prctl resumed>) = 0 [pid 1887] <... close resumed>) = 0 [pid 1892] setpgid(0, 0 [pid 1887] write(1, "executing program\n", 18 [pid 1892] <... setpgid resumed>) = 0 executing program [pid 1892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1887] <... write resumed>) = 18 [pid 1892] write(3, "1000", 4) = 4 [pid 1892] close(3) = 0 [pid 1892] write(1, "executing program\n", 18) = 18 executing program [pid 1892] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1892] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1892] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1892] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1892] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1892] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1893]}, 88) = 1893 [pid 1892] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1892] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1892] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1890 attached [pid 1890] set_robust_list(0x7ff80b98e9a0, 24 [pid 1887] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1890] <... set_robust_list resumed>) = 0 [pid 1890] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1890] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1889] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1887] <... futex resumed>) = 0 [pid 1890] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1885] <... futex resumed>) = 0 [pid 1885] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1887] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1885] <... futex resumed>) = 0 [pid 1891] rt_sigprocmask(SIG_SETMASK, [] [pid 1889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1887] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1887] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1885] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1889] <... prctl resumed>) = 0 [pid 1887] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1890] <... futex resumed>) = 1 [pid 1889] setpgid(0, 0 [pid 1887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1890] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1887] <... mmap resumed>) = 0x7ff80b96e000 [pid 1889] <... setpgid resumed>) = 0 [pid 1890] <... socket resumed>) = 4 [pid 1887] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1890] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1887] <... mprotect resumed>) = 0 [pid 1885] <... futex resumed>) = 0 [pid 1885] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1887] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1885] <... futex resumed>) = 0 [pid 1887] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1885] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1889] <... openat resumed>) = 3 [pid 1889] write(3, "1000", 4 [pid 1887] <... clone3 resumed> => {parent_tid=[1894]}, 88) = 1894 [pid 1890] <... futex resumed>) = 1 [pid 1887] rt_sigprocmask(SIG_SETMASK, [] [pid 1889] <... write resumed>) = 4 [pid 1887] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1887] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1889] close(3 [pid 1887] <... futex resumed>) = 0 [pid 1887] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1889] <... close resumed>) = 0 [pid 1890] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1890] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1889] write(1, "executing program\n", 18 [pid 1885] <... futex resumed>) = 0 [pid 1885] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1885] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1890] <... futex resumed>) = 1 [pid 1890] sendfile(-1, -1, [3 [pid 1889] <... write resumed>) = 18 [pid 1890] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1890] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1885] <... futex resumed>) = 0 executing program [pid 1885] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1885] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1890] <... futex resumed>) = 1 [pid 1889] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1891] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1894 attached [pid 1890] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1894] set_robust_list(0x7ff80b98e9a0, 24 [pid 1891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1890] <... clone3 resumed>) = 1895 [pid 1889] <... futex resumed>) = 0 [pid 1890] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1885] <... futex resumed>) = 0 [pid 1885] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1885] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1891] <... prctl resumed>) = 0 [pid 1889] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1890] <... futex resumed>) = 1 [pid 1890] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1890] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1885] <... futex resumed>) = 0 [pid 1885] exit_group(0) = ? [pid 1890] <... futex resumed>) = ? [pid 1889] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1894] <... set_robust_list resumed>) = 0 [pid 1891] setpgid(0, 0 [pid 1894] rt_sigprocmask(SIG_SETMASK, [] [pid 1891] <... setpgid resumed>) = 0 [pid 1890] +++ exited with 0 +++ [pid 1889] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1885] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1893 attached [pid 1893] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1893] rt_sigprocmask(SIG_SETMASK, [] [pid 1889] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1893] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1893] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1893] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1892] <... futex resumed>) = 0 [pid 1892] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1892] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1893] <... futex resumed>) = 1 [pid 1893] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1891] <... openat resumed>) = 3 [pid 1894] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1891] write(3, "1000", 4 [pid 1894] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1891] <... write resumed>) = 4 [pid 1894] <... socket resumed>) = 3 [pid 1891] close(3 [pid 1894] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1891] <... close resumed>) = 0 [pid 1894] <... futex resumed>) = 1 [pid 1891] write(1, "executing program\n", 18 [pid 1894] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1891] <... write resumed>) = 18 executing program [pid 1891] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1891] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1891] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1891] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1891] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1896]}, 88) = 1896 [pid 1891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1891] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1891] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1889] <... mmap resumed>) = 0x7ff80b96e000 [pid 1887] <... futex resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1893] <... socket resumed>) = 4 [pid 1889] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1887] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 [pid 1889] <... mprotect resumed>) = 0 [pid 1887] <... futex resumed>) = 1 [pid 1894] <... futex resumed>) = 0 [pid 1889] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1887] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1889] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1889] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1894] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1894] <... socket resumed>) = 4 [pid 1889] <... clone3 resumed> => {parent_tid=[1897]}, 88) = 1897 [pid 1894] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1894] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1893] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1892] <... futex resumed>) = 0 [pid 1892] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1892] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1893] <... futex resumed>) = 1 [pid 1887] <... futex resumed>) = 0 [pid 1889] rt_sigprocmask(SIG_SETMASK, [] [pid 1887] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1889] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1898 [pid 1894] <... futex resumed>) = 0 [pid 1889] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1887] <... futex resumed>) = 1 [pid 1894] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1889] <... futex resumed>) = 0 [pid 1887] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1894] <... connect resumed>) = -1 EEXIST (File exists) [pid 1889] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1894] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1887] <... futex resumed>) = 0 [pid 1894] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1887] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1887] <... futex resumed>) = 0 [pid 1894] sendfile(-1, -1, [3 [pid 1887] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1894] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1893] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1894] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1893] <... connect resumed>) = -1 EEXIST (File exists) [pid 1887] <... futex resumed>) = 0 [pid 1894] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1893] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1887] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1893] <... futex resumed>) = 1 [pid 1892] <... futex resumed>) = 0 [pid 1887] <... futex resumed>) = 0 [pid 1894] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1893] sendfile(-1, -1, [3 [pid 1892] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1887] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1898 attached ci2-android-5-10/strace-static-x86_64: Process 1897 attached [pid 1894] <... clone3 resumed>) = 1899 [pid 1893] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1892] <... futex resumed>) = 0 [pid 1894] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1893] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1892] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1894] <... futex resumed>) = 1 [pid 1893] <... futex resumed>) = 0 [pid 1892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1887] <... futex resumed>) = 0 [pid 1894] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1893] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1892] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1887] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1898] set_robust_list(0x5555656516a0, 24 [pid 1897] set_robust_list(0x7ff80b98e9a0, 24 [pid 1894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1893] <... clone3 resumed>) = 1900 [pid 1892] <... futex resumed>) = 0 [pid 1887] <... futex resumed>) = 0 [pid 1898] <... set_robust_list resumed>) = 0 [pid 1897] <... set_robust_list resumed>) = 0 [pid 1894] ioctl(3, PPPIOCSFLAGS, 0 [pid 1893] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1892] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1887] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1894] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1893] <... futex resumed>) = 0 [pid 1892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1894] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1893] ioctl(3, PPPIOCSFLAGS, 0 [pid 1892] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1898] rt_sigprocmask(SIG_SETMASK, [] [pid 1897] rt_sigprocmask(SIG_SETMASK, [] [pid 1894] <... futex resumed>) = 1 [pid 1893] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1892] <... futex resumed>) = 0 [pid 1887] <... futex resumed>) = 0 [pid 1894] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1893] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1892] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1887] exit_group(0 [pid 1894] <... futex resumed>) = ? [pid 1893] <... futex resumed>) = 0 [pid 1892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1887] <... exit_group resumed>) = ? [pid 1898] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1897] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1894] +++ exited with 0 +++ [pid 1893] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1892] exit_group(0 [pid 1887] +++ exited with 0 +++ [pid 1893] <... futex resumed>) = ? [pid 1892] <... exit_group resumed>) = ? [pid 1898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1897] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1893] +++ exited with 0 +++ [pid 1892] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1898] <... prctl resumed>) = 0 [pid 1897] <... socket resumed>) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1897] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1898] setpgid(0, 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1896 attached [pid 1898] <... setpgid resumed>) = 0 [pid 1897] <... futex resumed>) = 1 [pid 1889] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1901 attached [pid 1898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1897] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1896] set_robust_list(0x7ff80b98e9a0, 24 [pid 1889] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1896] <... set_robust_list resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1901 [pid 1896] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1896] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1896] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1896] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1898] <... openat resumed>) = 3 [pid 1896] <... futex resumed>) = 1 [pid 1891] <... futex resumed>) = 0 [pid 1897] <... socket resumed>) = 4 [pid 1896] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1891] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1889] <... futex resumed>) = 0 [pid 1898] write(3, "1000", 4 [pid 1897] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1896] <... socket resumed>) = 4 [pid 1891] <... futex resumed>) = 0 [pid 1896] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1891] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1896] <... futex resumed>) = 0 [pid 1891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1896] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1891] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1896] <... connect resumed>) = -1 EEXIST (File exists) [pid 1891] <... futex resumed>) = 0 [pid 1896] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1891] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1896] <... futex resumed>) = 0 [pid 1891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1896] sendfile(-1, -1, [3 [pid 1891] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1896] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1891] <... futex resumed>) = 0 [pid 1896] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1891] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1896] <... futex resumed>) = 0 [pid 1891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1896] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1891] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1901] set_robust_list(0x5555656516a0, 24 [pid 1898] <... write resumed>) = 4 [pid 1897] <... futex resumed>) = 0 [pid 1896] <... clone3 resumed>) = 1902 [pid 1891] <... futex resumed>) = 0 [pid 1889] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... restart_syscall resumed>) = 0 [pid 1901] <... set_robust_list resumed>) = 0 [pid 1898] close(3 [pid 1897] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1896] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1891] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1896] <... futex resumed>) = 0 [pid 1891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1896] ioctl(3, PPPIOCSFLAGS, 0 [pid 1891] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1896] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1891] <... futex resumed>) = 0 [pid 1896] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1891] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1896] <... futex resumed>) = 0 [pid 1891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1896] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1891] exit_group(0 [pid 1898] <... close resumed>) = 0 [pid 1896] <... futex resumed>) = ? [pid 1891] <... exit_group resumed>) = ? [pid 1889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1901] rt_sigprocmask(SIG_SETMASK, [] [pid 1898] write(1, "executing program\n", 18 [pid 1896] +++ exited with 0 +++ [pid 1891] +++ exited with 0 +++ executing program [pid 1889] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1898] <... write resumed>) = 18 [pid 1897] <... futex resumed>) = 0 [pid 1889] <... futex resumed>) = 1 [pid 1897] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1898] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1897] <... connect resumed>) = -1 EEXIST (File exists) [pid 1889] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1898] <... futex resumed>) = 0 [pid 1897] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1901] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1898] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1897] <... futex resumed>) = 1 [pid 1889] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1889] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1898] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1897] sendfile(-1, -1, [3ci2-android-5-10/strace-static-x86_64: Process 1903 attached [pid 1889] <... futex resumed>) = 0 [pid 1903] set_robust_list(0x5555656516a0, 24 [pid 1898] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1897] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1889] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1903 [pid 1903] <... set_robust_list resumed>) = 0 [pid 1903] rt_sigprocmask(SIG_SETMASK, [] [pid 1898] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1897] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1901] <... prctl resumed>) = 0 [pid 1903] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1897] <... futex resumed>) = 1 [pid 1889] <... futex resumed>) = 0 [pid 1901] setpgid(0, 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1898] <... mmap resumed>) = 0x7ff80b96e000 [pid 1897] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1889] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1901] <... setpgid resumed>) = 0 [pid 1898] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1903] <... prctl resumed>) = 0 [pid 1903] setpgid(0, 0) = 0 [pid 1903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1903] write(3, "1000", 4) = 4 [pid 1897] <... clone3 resumed>) = 1904 [pid 1889] <... futex resumed>) = 0 [pid 1898] <... mprotect resumed>) = 0 [pid 1903] close(3 [pid 1897] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1889] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1898] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1897] <... futex resumed>) = 0 [pid 1889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1898] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1897] ioctl(3, PPPIOCSFLAGS, 0 [pid 1889] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1903] <... close resumed>) = 0 [pid 1901] <... openat resumed>) = 3 [pid 1898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1897] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1889] <... futex resumed>) = 0 [pid 1903] write(1, "executing program\n", 18) = 18 [pid 1903] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1901] write(3, "1000", 4 [pid 1897] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1889] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1901] <... write resumed>) = 4 [pid 1898] <... clone3 resumed> => {parent_tid=[1905]}, 88) = 1905 [pid 1889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1901] close(3 [pid 1898] rt_sigprocmask(SIG_SETMASK, [] [pid 1897] <... futex resumed>) = 0 [pid 1889] exit_group(0 [pid 1898] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1889] <... exit_group resumed>) = ? [pid 1903] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 1903] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1898] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1903] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1903] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1903] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1903] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1897] +++ exited with 0 +++ [pid 1889] +++ exited with 0 +++ [pid 1903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1898] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1901] <... close resumed>) = 0 [pid 1898] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1903] <... clone3 resumed> => {parent_tid=[1906]}, 88) = 1906 [pid 1901] write(1, "executing program\n", 18 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1903] rt_sigprocmask(SIG_SETMASK, [] [pid 1901] <... write resumed>) = 18 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1906 attached [pid 1903] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 1903] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1903] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1901] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1905 attached [pid 1905] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1905] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1905] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1901] <... futex resumed>) = 0 [pid 1905] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1898] <... futex resumed>) = 0 [pid 1898] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1898] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1905] <... futex resumed>) = 1 [pid 1905] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1901] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1907 [pid 1905] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1898] <... futex resumed>) = 0 [pid 1898] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1898] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1905] <... futex resumed>) = 1 [pid 1905] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1901] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1905] <... connect resumed>) = -1 EEXIST (File exists) [pid 1905] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1898] <... futex resumed>) = 0 [pid 1898] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1898] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1905] <... futex resumed>) = 1 [pid 1905] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1905] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1898] <... futex resumed>) = 0 [pid 1905] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1898] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1906] set_robust_list(0x7ff80b98e9a0, 24 [pid 1905] <... clone3 resumed>) = 1908 [pid 1901] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1898] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1898] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1905] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1901] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1906] <... set_robust_list resumed>) = 0 [pid 1898] <... futex resumed>) = 0 [pid 1898] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1905] <... futex resumed>) = 1 [pid 1898] <... futex resumed>) = 0 [pid 1905] ioctl(3, PPPIOCSFLAGS, 0 [pid 1898] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1905] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1905] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1898] <... futex resumed>) = 0 [pid 1905] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1898] exit_group(0 [pid 1906] rt_sigprocmask(SIG_SETMASK, [] [pid 1905] <... futex resumed>) = ? [pid 1898] <... exit_group resumed>) = ? [pid 1906] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1905] +++ exited with 0 +++ [pid 1901] <... mmap resumed>) = 0x7ff80b96e000 [pid 1898] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1907 attached [pid 1907] set_robust_list(0x5555656516a0, 24) = 0 [pid 1907] rt_sigprocmask(SIG_SETMASK, [] [pid 1901] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1907] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1907] setpgid(0, 0) = 0 [pid 1907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1901] <... mprotect resumed>) = 0 [pid 1907] write(3, "1000", 4) = 4 [pid 1907] close(3) = 0 executing program [pid 1907] write(1, "executing program\n", 18) = 18 [pid 1907] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1907] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 302] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1906] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1901] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1909 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1907] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1907] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1907] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1906] <... socket resumed>) = 3 [pid 1901] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1906] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1903] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1907] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1906] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1903] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1901] <... clone3 resumed> => {parent_tid=[1910]}, 88) = 1910 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1907] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1903] <... futex resumed>) = 0 [pid 1901] rt_sigprocmask(SIG_SETMASK, [] [pid 1907] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1906] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1903] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1906] <... socket resumed>) = 4 [pid 1907] <... clone3 resumed> => {parent_tid=[1911]}, 88) = 1911 [pid 1906] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1901] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1907] rt_sigprocmask(SIG_SETMASK, [] [pid 1906] <... futex resumed>) = 1 [pid 1903] <... futex resumed>) = 0 [pid 1901] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1912 [pid 1907] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1906] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1903] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1901] <... futex resumed>) = 0 [pid 1907] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1903] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1907] <... futex resumed>) = 0 [pid 1906] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1903] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1901] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1907] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1906] <... connect resumed>) = -1 EEXIST (File exists) [pid 1906] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1903] <... futex resumed>) = 0 [pid 1906] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1903] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1903] <... futex resumed>) = 0 [pid 1906] sendfile(-1, -1, [3 [pid 1903] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1906] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1906] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1903] <... futex resumed>) = 0 [pid 1906] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1903] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1903] <... futex resumed>) = 0 [pid 1906] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1903] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1912 attached [pid 1906] <... clone3 resumed>) = 1913 [pid 1906] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1903] <... futex resumed>) = 0 [pid 1906] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1903] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1903] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1909 attached [pid 1906] ioctl(3, PPPIOCSFLAGS, 0 [pid 1903] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1909] set_robust_list(0x5555656516a0, 24 [pid 1906] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) ci2-android-5-10/strace-static-x86_64: Process 1910 attached [pid 1909] <... set_robust_list resumed>) = 0 [pid 1906] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1910] set_robust_list(0x7ff80b98e9a0, 24 [pid 1909] rt_sigprocmask(SIG_SETMASK, [] [pid 1906] <... futex resumed>) = 1 [pid 1903] <... futex resumed>) = 0 [pid 1910] <... set_robust_list resumed>) = 0 [pid 1909] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1906] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1903] exit_group(0 [pid 1910] rt_sigprocmask(SIG_SETMASK, [] [pid 1909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1906] <... futex resumed>) = ? [pid 1903] <... exit_group resumed>) = ? [pid 1912] set_robust_list(0x5555656516a0, 24 [pid 1910] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1909] <... prctl resumed>) = 0 [pid 1906] +++ exited with 0 +++ [pid 1903] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1911 attached [pid 1910] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1909] setpgid(0, 0 [pid 1911] set_robust_list(0x7ff80b98e9a0, 24 [pid 1910] <... socket resumed>) = 3 [pid 1909] <... setpgid resumed>) = 0 [pid 1911] <... set_robust_list resumed>) = 0 [pid 1910] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1912] <... set_robust_list resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1911] rt_sigprocmask(SIG_SETMASK, [] [pid 1910] <... futex resumed>) = 1 [pid 1909] <... openat resumed>) = 3 [pid 1901] <... futex resumed>) = 0 [pid 1911] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1910] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1909] write(3, "1000", 4 [pid 1901] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1911] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1910] <... socket resumed>) = 4 [pid 1909] <... write resumed>) = 4 [pid 1901] <... futex resumed>) = 0 [pid 1912] rt_sigprocmask(SIG_SETMASK, [] [pid 1911] <... socket resumed>) = 3 [pid 1910] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1909] close(3 [pid 1901] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1911] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1910] <... futex resumed>) = 0 [pid 1909] <... close resumed>) = 0 [pid 1911] <... futex resumed>) = 1 [pid 1910] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1909] write(1, "executing program\n", 18 [pid 1907] <... futex resumed>) = 0 executing program [pid 1911] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1909] <... write resumed>) = 18 [pid 1907] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1911] <... socket resumed>) = 4 [pid 1909] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1907] <... futex resumed>) = 0 [pid 1901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1911] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1909] <... futex resumed>) = 0 [pid 1907] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1911] <... futex resumed>) = 0 [pid 1909] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1911] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1909] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1907] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1911] <... connect resumed>) = -1 EEXIST (File exists) [pid 1909] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1907] <... futex resumed>) = 0 [pid 1911] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1909] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1907] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1911] <... futex resumed>) = 0 [pid 1909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1911] sendfile(-1, -1, [3 [pid 1909] <... mmap resumed>) = 0x7ff80b96e000 [pid 1907] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1911] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1909] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1907] <... futex resumed>) = 0 [pid 1911] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1909] <... mprotect resumed>) = 0 [pid 1907] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1911] <... futex resumed>) = 0 [pid 1909] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1911] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1909] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1907] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1907] <... futex resumed>) = 0 [pid 1911] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1907] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1914 attached [pid 1912] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1911] <... clone3 resumed>) = 1915 [pid 1909] <... clone3 resumed> => {parent_tid=[1914]}, 88) = 1914 [pid 1901] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1911] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1909] rt_sigprocmask(SIG_SETMASK, [] [pid 1911] <... futex resumed>) = 1 [pid 1909] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1907] <... futex resumed>) = 0 [pid 1911] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1909] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1907] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1909] <... futex resumed>) = 0 [pid 1907] <... futex resumed>) = 0 [pid 1912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1911] ioctl(3, PPPIOCSFLAGS, 0 [pid 1910] <... futex resumed>) = 0 [pid 1909] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1907] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1901] <... futex resumed>) = 1 [pid 299] <... restart_syscall resumed>) = 0 [pid 1911] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1910] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1911] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1910] <... connect resumed>) = -1 EEXIST (File exists) [pid 1911] <... futex resumed>) = 1 [pid 1910] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1907] <... futex resumed>) = 0 [pid 1911] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1910] <... futex resumed>) = 0 [pid 1907] exit_group(0 [pid 1912] <... prctl resumed>) = 0 [pid 1911] <... futex resumed>) = ? [pid 1910] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1907] <... exit_group resumed>) = ? [pid 1901] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1914] set_robust_list(0x7ff80b98e9a0, 24 [pid 1912] setpgid(0, 0 [pid 1911] +++ exited with 0 +++ [pid 1907] +++ exited with 0 +++ [pid 1901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1912] <... setpgid resumed>) = 0 [pid 1901] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1910] <... futex resumed>) = 0 [pid 1901] <... futex resumed>) = 1 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1910] sendfile(-1, -1, [3 [pid 1901] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1910] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1910] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1910] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1912] <... openat resumed>) = 3 [pid 1901] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1912] write(3, "1000", 4 [pid 1910] <... futex resumed>) = 0 [pid 1901] <... futex resumed>) = 1 [pid 1910] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1914] <... set_robust_list resumed>) = 0 [pid 1912] <... write resumed>) = 4 [pid 1910] <... clone3 resumed>) = 1917 [pid 1901] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1916 [pid 1910] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1910] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1916 attached [pid 1916] set_robust_list(0x5555656516a0, 24) = 0 [pid 1916] rt_sigprocmask(SIG_SETMASK, [] [pid 1912] close(3 [pid 1901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1916] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1916] setpgid(0, 0) = 0 [pid 1916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1901] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1912] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1910] <... futex resumed>) = 0 [pid 1901] <... futex resumed>) = 1 [pid 1910] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1910] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1910] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1916] write(3, "1000", 4) = 4 [pid 1916] close(3) = 0 [pid 1916] write(1, "executing program\n", 18) = 18 [pid 1916] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1916] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1916] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1916] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1916] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1914] rt_sigprocmask(SIG_SETMASK, [] [pid 1912] write(1, "executing program\n", 18 [pid 1901] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1916] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1916] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1918]}, 88) = 1918 executing program [pid 1912] <... write resumed>) = 18 [pid 1901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1916] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1912] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1916] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1912] <... futex resumed>) = 0 [pid 1901] exit_group(0 [pid 1916] <... futex resumed>) = 0 [pid 1916] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1912] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1910] <... futex resumed>) = ? [pid 1901] <... exit_group resumed>) = ? [pid 1912] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1910] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1918 attached [pid 1918] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1918] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1918] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1918] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1901] +++ exited with 0 +++ [pid 1912] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1912] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1916] <... futex resumed>) = 0 [pid 1912] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1916] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1912] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1916] <... futex resumed>) = 0 [pid 1914] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1916] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1918] <... futex resumed>) = 1 [pid 1918] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1918] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1914] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1912] <... clone3 resumed> => {parent_tid=[1919]}, 88) = 1919 [pid 1912] rt_sigprocmask(SIG_SETMASK, [] [pid 1916] <... futex resumed>) = 0 [pid 1912] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1916] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1914] <... socket resumed>) = 3 [pid 1912] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1916] <... futex resumed>) = 0 [pid 1914] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1912] <... futex resumed>) = 0 [pid 1916] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1914] <... futex resumed>) = 1 [pid 1912] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1909] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 1914] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1909] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1914] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1909] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1909] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1914] <... socket resumed>) = 4 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1918] <... futex resumed>) = 1 [pid 1918] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1918] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1916] <... futex resumed>) = 0 [pid 1916] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1916] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1918] <... futex resumed>) = 1 [pid 1918] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1914] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1918] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1920 [pid 1914] <... futex resumed>) = 1 [pid 1909] <... futex resumed>) = 0 [pid 1909] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1914] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1909] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1909] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1914] <... connect resumed>) = -1 EEXIST (File exists) [pid 1916] <... futex resumed>) = 0 [pid 1916] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1916] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1918] <... futex resumed>) = 1 [pid 298] <... restart_syscall resumed>) = 0 [pid 1914] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1909] <... futex resumed>) = 0 [pid 1909] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1909] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1909] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1914] sendfile(-1, -1, [3ci2-android-5-10/strace-static-x86_64: Process 1921 attached ], 2757) = -1 EBADF (Bad file descriptor) [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1921 [pid 1914] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1914] <... futex resumed>) = 1 [pid 1909] <... futex resumed>) = 0 [pid 1909] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1909] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1918] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1914] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1918] <... clone3 resumed>) = 1922 [pid 1918] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1916] <... futex resumed>) = 0 [pid 1916] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1916] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1918] <... futex resumed>) = 1 [pid 1914] <... clone3 resumed>) = 1923 [pid 1918] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1918] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1916] <... futex resumed>) = 0 [pid 1916] exit_group(0) = ? [pid 1921] set_robust_list(0x5555656516a0, 24 [pid 1914] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1918] <... futex resumed>) = ? [pid 1921] <... set_robust_list resumed>) = 0 [pid 1914] <... futex resumed>) = 1 [pid 1909] <... futex resumed>) = 0 [pid 1909] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1909] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1914] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1914] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1909] <... futex resumed>) = 0 [pid 1914] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1909] exit_group(0 [pid 1921] rt_sigprocmask(SIG_SETMASK, [] [pid 1914] <... futex resumed>) = ? [pid 1909] <... exit_group resumed>) = ? [pid 1921] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1914] +++ exited with 0 +++ [pid 1909] +++ exited with 0 +++ [pid 1921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1918] +++ exited with 0 +++ [pid 1916] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 1919 attached [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1919] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1919] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 1919] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1919] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1912] <... futex resumed>) = 0 [pid 1912] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1912] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1919] <... futex resumed>) = 1 [pid 1919] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1919] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1912] <... futex resumed>) = 0 [pid 1912] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1912] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1919] <... futex resumed>) = 1 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1924 [pid 1919] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1919] <... connect resumed>) = -1 EEXIST (File exists) [pid 1919] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1912] <... futex resumed>) = 0 [pid 1912] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1912] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1919] <... futex resumed>) = 1 [pid 1919] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1921] <... prctl resumed>) = 0 [pid 1919] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1912] <... futex resumed>) = 0 [pid 1912] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1912] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1919] <... futex resumed>) = 1 [pid 1919] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1921] setpgid(0, 0 [pid 1919] <... clone3 resumed>) = 1925 [pid 1919] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1920 attached [pid 1920] set_robust_list(0x5555656516a0, 24 [pid 1912] <... futex resumed>) = 0 [pid 1912] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1912] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1919] <... futex resumed>) = 1 [pid 1919] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1920] <... set_robust_list resumed>) = 0 [pid 1919] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1920] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 1912] <... futex resumed>) = 0 [pid 1912] exit_group(0) = ? [pid 1921] <... setpgid resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1919] <... futex resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1920] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1921] <... openat resumed>) = 3 [pid 1919] +++ exited with 0 +++ [pid 1912] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1926 [pid 1921] write(3, "1000", 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1921] <... write resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1921] close(3) = 0 [pid 1920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1920] setpgid(0, 0) = 0 [pid 1921] write(1, "executing program\n", 18 [pid 1920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1921] <... write resumed>) = 18 [pid 1920] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 1921] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1920] write(3, "1000", 4 [pid 1921] <... futex resumed>) = 0 executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1921] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1920] <... write resumed>) = 4 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1921] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1920] close(3) = 0 [pid 1920] write(1, "executing program\n", 18) = 18 [pid 1920] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1921] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1920] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1927 [pid 1921] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 1920] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1920] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1921] <... mmap resumed>) = 0x7ff80b96e000 [pid 1920] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1920] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1920] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1920] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1921] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1920] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1920] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1928]}, 88) = 1928 [pid 1920] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1920] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1924 attached [pid 1924] set_robust_list(0x5555656516a0, 24) = 0 [pid 1924] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1926 attached [pid 1926] set_robust_list(0x5555656516a0, 24 [pid 1924] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1926] <... set_robust_list resumed>) = 0 [pid 1926] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1924] <... prctl resumed>) = 0 [pid 1926] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1924] setpgid(0, 0) = 0 [pid 1924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1926] <... prctl resumed>) = 0 [pid 1926] setpgid(0, 0 [pid 1924] <... openat resumed>) = 3 [pid 1921] <... mprotect resumed>) = 0 [pid 1926] <... setpgid resumed>) = 0 [pid 1921] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1921] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1926] <... openat resumed>) = 3 [pid 1921] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1924] write(3, "1000", 4) = 4 [pid 1924] close(3) = 0 [pid 1924] write(1, "executing program\n", 18) = 18 [pid 1921] <... clone3 resumed> => {parent_tid=[1929]}, 88) = 1929 [pid 1924] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1921] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 1926] write(3, "1000", 4 [pid 1921] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1926] <... write resumed>) = 4 [pid 1921] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1926] close(3 [pid 1921] <... futex resumed>) = 0 [pid 1924] <... futex resumed>) = 0 [pid 1921] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1926] <... close resumed>) = 0 [pid 1924] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1926] write(1, "executing program\n", 18 [pid 1924] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1926] <... write resumed>) = 18 [pid 1924] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1926] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 1924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0ci2-android-5-10/strace-static-x86_64: Process 1929 attached [pid 1926] <... futex resumed>) = 0 [pid 1924] <... mmap resumed>) = 0x7ff80b96e000 ci2-android-5-10/strace-static-x86_64: Process 1928 attached [pid 1926] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1924] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1928] set_robust_list(0x7ff80b98e9a0, 24 [pid 1926] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1924] <... mprotect resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1927 attached [pid 1928] <... set_robust_list resumed>) = 0 [pid 1926] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1924] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1928] rt_sigprocmask(SIG_SETMASK, [] [pid 1927] set_robust_list(0x5555656516a0, 24 [pid 1926] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1924] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1928] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1927] <... set_robust_list resumed>) = 0 [pid 1926] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1929] set_robust_list(0x7ff80b98e9a0, 24 [pid 1928] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1927] rt_sigprocmask(SIG_SETMASK, [] [pid 1926] <... mmap resumed>) = 0x7ff80b96e000 [pid 1928] <... socket resumed>) = 3 [pid 1927] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1926] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1924] <... clone3 resumed> => {parent_tid=[1930]}, 88) = 1930 [pid 1929] <... set_robust_list resumed>) = 0 [pid 1928] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1926] <... mprotect resumed>) = 0 [pid 1924] rt_sigprocmask(SIG_SETMASK, [] [pid 1928] <... futex resumed>) = 1 [pid 1927] <... prctl resumed>) = 0 [pid 1926] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1924] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1920] <... futex resumed>) = 0 [pid 1928] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1927] setpgid(0, 0 [pid 1926] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1924] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1920] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1929] rt_sigprocmask(SIG_SETMASK, [] [pid 1928] <... socket resumed>) = 4 [pid 1927] <... setpgid resumed>) = 0 [pid 1926] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1924] <... futex resumed>) = 0 [pid 1920] <... futex resumed>) = 0 [pid 1929] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1928] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1924] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 1920] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1929] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1928] <... futex resumed>) = 1 [pid 1927] <... openat resumed>) = 3 [pid 1926] <... clone3 resumed> => {parent_tid=[1931]}, 88) = 1931 [pid 1920] <... futex resumed>) = 0 [pid 1928] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1927] write(3, "1000", 4 [pid 1926] rt_sigprocmask(SIG_SETMASK, [] [pid 1920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1929] <... socket resumed>) = 3 [pid 1928] <... connect resumed>) = -1 EEXIST (File exists) [pid 1927] <... write resumed>) = 4 [pid 1926] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1928] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1927] close(3 [pid 1926] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1929] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1928] <... futex resumed>) = 1 [pid 1927] <... close resumed>) = 0 [pid 1926] <... futex resumed>) = 0 [pid 1920] <... futex resumed>) = 0 [pid 1928] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1927] write(1, "executing program\n", 18 [pid 1926] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 1920] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1927] <... write resumed>) = 18 [pid 1920] <... futex resumed>) = 0 [pid 1928] sendfile(-1, -1, [3 [pid 1927] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1930 attached [pid 1928] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1927] <... futex resumed>) = 0 [pid 1921] <... futex resumed>) = 0 [pid 1930] set_robust_list(0x7ff80b98e9a0, 24 [pid 1928] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1927] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}ci2-android-5-10/strace-static-x86_64: Process 1931 attached [pid 1930] <... set_robust_list resumed>) = 0 [pid 1928] <... futex resumed>) = 1 [pid 1927] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1921] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1920] <... futex resumed>) = 0 [pid 1931] set_robust_list(0x7ff80b98e9a0, 24 [pid 1930] rt_sigprocmask(SIG_SETMASK, [] [pid 1929] <... futex resumed>) = 1 [pid 1928] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1927] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1921] <... futex resumed>) = 0 [pid 1920] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1931] <... set_robust_list resumed>) = 0 [pid 1930] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1929] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1927] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1921] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1920] <... futex resumed>) = 0 [pid 1931] rt_sigprocmask(SIG_SETMASK, [] [pid 1930] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1928] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1931] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1930] <... socket resumed>) = 3 [pid 1929] <... socket resumed>) = 4 [pid 1928] <... clone3 resumed>) = 1932 [pid 1927] <... mmap resumed>) = 0x7ff80b96e000 [pid 1931] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1930] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1928] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1927] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1931] <... socket resumed>) = 3 [pid 1930] <... futex resumed>) = 1 [pid 1928] <... futex resumed>) = 1 [pid 1927] <... mprotect resumed>) = 0 [pid 1924] <... futex resumed>) = 0 [pid 1920] <... futex resumed>) = 0 [pid 1931] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1930] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1929] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1928] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1927] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1924] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1920] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1931] <... futex resumed>) = 1 [pid 1930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1927] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1926] <... futex resumed>) = 0 [pid 1924] <... futex resumed>) = 0 [pid 1920] <... futex resumed>) = 0 [pid 1931] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1930] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1929] <... futex resumed>) = 1 [pid 1928] ioctl(3, PPPIOCSFLAGS, 0 [pid 1927] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1926] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1924] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1921] <... futex resumed>) = 0 [pid 1920] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1930] <... socket resumed>) = 4 [pid 1928] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1926] <... futex resumed>) = 0 [pid 1921] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1931] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1930] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1929] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1928] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1927] <... clone3 resumed> => {parent_tid=[1933]}, 88) = 1933 [pid 1926] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1931] <... socket resumed>) = 4 [pid 1930] <... futex resumed>) = 1 [pid 1928] <... futex resumed>) = 1 [pid 1927] rt_sigprocmask(SIG_SETMASK, [] [pid 1924] <... futex resumed>) = 0 [pid 1921] <... futex resumed>) = 0 [pid 1920] <... futex resumed>) = 0 [pid 1931] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1930] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1929] <... connect resumed>) = -1 EEXIST (File exists) [pid 1928] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1927] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1924] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1921] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1920] exit_group(0 [pid 1931] <... futex resumed>) = 1 [pid 1930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1929] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1928] <... futex resumed>) = ? [pid 1927] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1926] <... futex resumed>) = 0 [pid 1924] <... futex resumed>) = 0 [pid 1921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1920] <... exit_group resumed>) = ? [pid 1931] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1930] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1929] <... futex resumed>) = 0 [pid 1928] +++ exited with 0 +++ [pid 1927] <... futex resumed>) = 0 [pid 1926] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1924] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1921] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1920] +++ exited with 0 +++ [pid 1931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1930] <... connect resumed>) = -1 EEXIST (File exists) [pid 1929] sendfile(-1, -1, [3 [pid 1927] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1926] <... futex resumed>) = 0 [pid 1921] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1933 attached [pid 1931] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1930] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1929] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1926] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1931] <... connect resumed>) = -1 EEXIST (File exists) [pid 1930] <... futex resumed>) = 1 [pid 1929] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1924] <... futex resumed>) = 0 [pid 1921] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1931] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1930] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1929] <... futex resumed>) = 0 [pid 1924] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1931] <... futex resumed>) = 1 [pid 1930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1929] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1926] <... futex resumed>) = 0 [pid 1924] <... futex resumed>) = 0 [pid 1921] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1931] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1930] sendfile(-1, -1, [3 [pid 1929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1926] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1924] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1921] <... futex resumed>) = 0 [pid 1931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1930] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1929] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1926] <... futex resumed>) = 0 [pid 1921] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1931] sendfile(-1, -1, [3 [pid 1930] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1926] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1931] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1930] <... futex resumed>) = 1 [pid 1924] <... futex resumed>) = 0 [pid 1931] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1930] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1924] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1931] <... futex resumed>) = 1 [pid 1930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1926] <... futex resumed>) = 0 [pid 1924] <... futex resumed>) = 0 [pid 1931] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1930] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1926] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1924] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1930] <... clone3 resumed>) = 1935 [pid 1929] <... clone3 resumed>) = 1934 [pid 1926] <... futex resumed>) = 0 [pid 1931] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1930] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1926] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1931] <... clone3 resumed>) = 1936 [pid 1930] <... futex resumed>) = 1 [pid 1929] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1924] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 1931] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1930] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1924] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1931] <... futex resumed>) = 1 [pid 1930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1926] <... futex resumed>) = 0 [pid 1924] <... futex resumed>) = 0 [pid 1931] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1930] ioctl(3, PPPIOCSFLAGS, 0 [pid 1926] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1924] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1933] set_robust_list(0x7ff80b98e9a0, 24 [pid 1931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1930] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1926] <... futex resumed>) = 0 [pid 1933] <... set_robust_list resumed>) = 0 [pid 1931] ioctl(3, PPPIOCSFLAGS, 0 [pid 1930] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1926] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1933] rt_sigprocmask(SIG_SETMASK, [] [pid 1931] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1930] <... futex resumed>) = 1 [pid 1929] <... futex resumed>) = 1 [pid 1924] <... futex resumed>) = 0 [pid 1921] <... futex resumed>) = 0 [pid 1933] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1931] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1930] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1929] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1924] exit_group(0 [pid 1921] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1933] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1931] <... futex resumed>) = 1 [pid 1930] <... futex resumed>) = ? [pid 1929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1926] <... futex resumed>) = 0 [pid 1924] <... exit_group resumed>) = ? [pid 1921] <... futex resumed>) = 0 [pid 1933] <... socket resumed>) = 3 [pid 1931] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1930] +++ exited with 0 +++ [pid 1929] ioctl(3, PPPIOCSFLAGS, 0 [pid 1926] exit_group(0 [pid 1924] +++ exited with 0 +++ [pid 1921] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1933] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1931] <... futex resumed>) = ? [pid 1929] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1926] <... exit_group resumed>) = ? [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1933] <... futex resumed>) = 1 [pid 1931] +++ exited with 0 +++ [pid 1929] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1927] <... futex resumed>) = 0 [pid 1926] +++ exited with 0 +++ [pid 1933] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1929] <... futex resumed>) = 1 [pid 1927] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1921] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1933] <... socket resumed>) = 4 [pid 1929] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1927] <... futex resumed>) = 0 [pid 1933] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1927] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1921] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1933] <... futex resumed>) = 0 [pid 1927] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1933] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1927] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1933] <... connect resumed>) = -1 EEXIST (File exists) [pid 1929] <... futex resumed>) = ? [pid 1927] <... futex resumed>) = 0 [pid 1921] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1933] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1929] +++ exited with 0 +++ [pid 1927] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1933] <... futex resumed>) = 0 [pid 1927] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1933] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1927] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1927] <... futex resumed>) = 0 [pid 1933] sendfile(-1, -1, [3 [pid 1927] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1933] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1921] +++ exited with 0 +++ [pid 1933] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1933] <... futex resumed>) = 1 [pid 1927] <... futex resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1933] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1927] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1927] <... futex resumed>) = 0 [pid 1933] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1927] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1933] <... clone3 resumed>) = 1938 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1937 [pid 1933] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1927] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1933] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1927] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1927] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1933] ioctl(3, PPPIOCSFLAGS, 0 [pid 1927] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1933] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1933] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1927] <... futex resumed>) = 0 [pid 1933] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1927] exit_group(0 [pid 1933] <... futex resumed>) = ? [pid 1927] <... exit_group resumed>) = ? [pid 1933] +++ exited with 0 +++ [pid 1927] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 1937 attached [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1937] set_robust_list(0x5555656516a0, 24 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1937] <... set_robust_list resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1937] rt_sigprocmask(SIG_SETMASK, [] [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1937] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1937] setpgid(0, 0) = 0 [pid 1937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1939 [pid 1937] write(3, "1000", 4) = 4 [pid 1937] close(3 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1937] <... close resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1937] write(1, "executing program\n", 18) = 18 executing program [pid 1937] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1937] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1937] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1937] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1937] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1937] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1940]}, 88) = 1940 [pid 1937] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1937] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1937] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1939 attached [pid 1939] set_robust_list(0x5555656516a0, 24) = 0 [pid 1939] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1940 attached , NULL, 8) = 0 [pid 1939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1939] setpgid(0, 0) = 0 [pid 1940] set_robust_list(0x7ff80b98e9a0, 24 [pid 1939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1939] write(3, "1000", 4) = 4 [pid 1939] close(3) = 0 [pid 1939] write(1, "executing program\n", 18 [pid 1940] <... set_robust_list resumed>) = 0 [pid 1939] <... write resumed>) = 18 executing program [pid 1939] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1939] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1940] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1941 attached [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1941 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1939] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1940] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1939] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1939] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1940] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1939] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1939] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1939] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] <... restart_syscall resumed>) = 0 [pid 1939] <... clone3 resumed> => {parent_tid=[1942]}, 88) = 1942 [pid 1939] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1939] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1939] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1942 attached [pid 1942] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1942] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1942] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1939] <... futex resumed>) = 0 [pid 1939] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1939] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1942] <... futex resumed>) = 1 [pid 1942] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1942] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1939] <... futex resumed>) = 0 [pid 1939] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1939] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1942] <... futex resumed>) = 1 [pid 1942] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1942] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1939] <... futex resumed>) = 0 [pid 1939] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1939] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1942] <... futex resumed>) = 1 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1942] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1942] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1939] <... futex resumed>) = 0 [pid 1939] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1939] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1942] <... futex resumed>) = 1 [pid 1942] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1943 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1942] <... clone3 resumed>) = 1944 [pid 1942] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1939] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1945 [pid 1939] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1939] <... futex resumed>) = 0 [pid 1939] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1942] <... futex resumed>) = 1 [pid 1942] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1942] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1939] <... futex resumed>) = 0 [pid 1939] exit_group(0) = ? [pid 1942] <... futex resumed>) = ? [pid 1940] <... socket resumed>) = 3 [pid 1940] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1941] set_robust_list(0x5555656516a0, 24ci2-android-5-10/strace-static-x86_64: Process 1945 attached ci2-android-5-10/strace-static-x86_64: Process 1943 attached [pid 1942] +++ exited with 0 +++ [pid 1940] <... futex resumed>) = 1 [pid 1939] +++ exited with 0 +++ [pid 1937] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1940] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1937] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1937] <... futex resumed>) = 1 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1937] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1940] <... futex resumed>) = 0 [pid 1940] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1940] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1946 [pid 1937] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1937] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1937] <... futex resumed>) = 0 [pid 1937] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1940] <... futex resumed>) = 1 [pid 1940] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1941] <... set_robust_list resumed>) = 0 [pid 1940] <... connect resumed>) = -1 EEXIST (File exists) [pid 1940] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1937] <... futex resumed>) = 0 [pid 1937] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1937] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1940] <... futex resumed>) = 1 [pid 1940] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1941] rt_sigprocmask(SIG_SETMASK, [] [pid 1940] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1937] <... futex resumed>) = 0 [pid 1937] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1937] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1940] <... futex resumed>) = 1 [pid 1940] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 1946 attached [pid 1945] set_robust_list(0x5555656516a0, 24 [pid 1943] set_robust_list(0x5555656516a0, 24 [pid 1941] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1940] <... clone3 resumed>) = 1947 [pid 1946] set_robust_list(0x5555656516a0, 24 [pid 1945] <... set_robust_list resumed>) = 0 [pid 1943] <... set_robust_list resumed>) = 0 [pid 1940] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1946] <... set_robust_list resumed>) = 0 [pid 1941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1945] rt_sigprocmask(SIG_SETMASK, [] [pid 1943] rt_sigprocmask(SIG_SETMASK, [] [pid 1946] rt_sigprocmask(SIG_SETMASK, [] [pid 1945] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1943] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1941] <... prctl resumed>) = 0 [pid 1940] <... futex resumed>) = 1 [pid 1937] <... futex resumed>) = 0 [pid 1940] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1937] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1937] <... futex resumed>) = 0 [pid 1940] ioctl(3, PPPIOCSFLAGS, 0 [pid 1937] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1940] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1940] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1937] <... futex resumed>) = 0 [pid 1940] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1937] exit_group(0 [pid 1940] <... futex resumed>) = ? [pid 1937] <... exit_group resumed>) = ? [pid 1940] +++ exited with 0 +++ [pid 1937] +++ exited with 0 +++ [pid 1943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1941] setpgid(0, 0 [pid 1945] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1943] <... prctl resumed>) = 0 [pid 1945] <... prctl resumed>) = 0 [pid 1943] setpgid(0, 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1943] <... setpgid resumed>) = 0 [pid 1941] <... setpgid resumed>) = 0 [pid 1945] setpgid(0, 0 [pid 1941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1945] <... setpgid resumed>) = 0 [pid 1943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1941] <... openat resumed>) = 3 [pid 1941] write(3, "1000", 4) = 4 [pid 1941] close(3) = 0 [pid 1943] <... openat resumed>) = 3 [pid 1943] write(3, "1000", 4 [pid 1941] write(1, "executing program\n", 18 [pid 1945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1943] <... write resumed>) = 4 [pid 1943] close(3 [pid 1941] <... write resumed>) = 18 [pid 1941] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1941] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1945] <... openat resumed>) = 3 executing program [pid 1943] <... close resumed>) = 0 [pid 1943] write(1, "executing program\n", 18 [pid 1945] write(3, "1000", 4 [pid 1941] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1943] <... write resumed>) = 18 [pid 1941] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1945] <... write resumed>) = 4 [pid 1943] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1941] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 1945] close(3 [pid 1943] <... futex resumed>) = 0 [pid 1943] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1945] <... close resumed>) = 0 [pid 1943] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1945] write(1, "executing program\n", 18 executing program [pid 1943] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1941] <... mmap resumed>) = 0x7ff80b96e000 [pid 1945] <... write resumed>) = 18 [pid 1943] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1941] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1945] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1943] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1941] <... mprotect resumed>) = 0 [pid 1945] <... futex resumed>) = 0 [pid 1943] <... mmap resumed>) = 0x7ff80b96e000 [pid 1945] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1943] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1945] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1943] <... mprotect resumed>) = 0 [pid 1945] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1941] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1945] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1943] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1943] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1945] <... mmap resumed>) = 0x7ff80b96e000 [pid 1945] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1943] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1945] <... mprotect resumed>) = 0 [pid 1941] <... clone3 resumed> => {parent_tid=[1948]}, 88) = 1948 [pid 1941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1941] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1941] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1949 attached [pid 1949] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1949] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1949] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1948 attached [pid 1948] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1948] rt_sigprocmask(SIG_SETMASK, [] [pid 1943] <... clone3 resumed> => {parent_tid=[1949]}, 88) = 1949 [pid 1945] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1943] rt_sigprocmask(SIG_SETMASK, [] [pid 1945] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1943] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1945] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1943] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1948] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1943] <... futex resumed>) = 1 [pid 1945] <... clone3 resumed> => {parent_tid=[1950]}, 88) = 1950 [pid 1943] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1945] rt_sigprocmask(SIG_SETMASK, [] [pid 1949] <... futex resumed>) = 0 [pid 1945] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1949] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1945] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1949] <... socket resumed>) = 3 [pid 1949] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1945] <... futex resumed>) = 0 [pid 1945] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1943] <... futex resumed>) = 0 [pid 1943] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1943] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1949] <... futex resumed>) = 1 [pid 1949] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1949] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1943] <... futex resumed>) = 0 [pid 1943] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1946] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1943] <... futex resumed>) = 0 [pid 1943] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1949] <... futex resumed>) = 1 [pid 1949] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 300] <... restart_syscall resumed>) = 0 [pid 1949] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1943] <... futex resumed>) = 0 [pid 1943] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1943] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1949] <... futex resumed>) = 1 [pid 1949] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1949] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1943] <... futex resumed>) = 0 [pid 1943] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1943] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1951 [pid 1949] <... futex resumed>) = 1 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1949] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1951 attached ci2-android-5-10/strace-static-x86_64: Process 1950 attached [pid 1949] <... clone3 resumed>) = 1952 [pid 1948] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1946] <... prctl resumed>) = 0 [pid 1951] set_robust_list(0x5555656516a0, 24 [pid 1950] set_robust_list(0x7ff80b98e9a0, 24 [pid 1949] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1946] setpgid(0, 0 [pid 1949] <... futex resumed>) = 1 [pid 1948] <... socket resumed>) = 3 [pid 1943] <... futex resumed>) = 0 [pid 1949] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1943] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1943] <... futex resumed>) = 0 [pid 1949] ioctl(3, PPPIOCSFLAGS, 0 [pid 1943] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1949] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1949] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1943] <... futex resumed>) = 0 [pid 1949] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1943] exit_group(0 [pid 1949] <... futex resumed>) = ? [pid 1943] <... exit_group resumed>) = ? [pid 1951] <... set_robust_list resumed>) = 0 [pid 1950] <... set_robust_list resumed>) = 0 [pid 1949] +++ exited with 0 +++ [pid 1948] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1946] <... setpgid resumed>) = 0 [pid 1951] rt_sigprocmask(SIG_SETMASK, [] [pid 1943] +++ exited with 0 +++ [pid 1950] rt_sigprocmask(SIG_SETMASK, [] [pid 1946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1950] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1950] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1946] <... openat resumed>) = 3 [pid 1950] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1945] <... futex resumed>) = 0 [pid 1945] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1950] <... futex resumed>) = 1 [pid 1945] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1950] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1950] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1945] <... futex resumed>) = 0 [pid 1950] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1945] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1950] <... connect resumed>) = 0 [pid 1945] <... futex resumed>) = 0 [pid 1950] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1946] write(3, "1000", 4 [pid 1945] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1950] <... futex resumed>) = 0 [pid 1945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1950] sendfile(-1, -1, [3 [pid 1945] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1950] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1945] <... futex resumed>) = 0 [pid 1950] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1945] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1950] <... futex resumed>) = 0 [pid 1945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1950] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1945] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1950] <... clone3 resumed>) = 1953 [pid 1945] <... futex resumed>) = 0 [pid 1950] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1946] <... write resumed>) = 4 [pid 1945] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1950] <... futex resumed>) = 0 [pid 1946] close(3 [pid 1945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1950] ioctl(3, PPPIOCSFLAGS, 0 [pid 1946] <... close resumed>) = 0 [pid 1945] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1951] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1950] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 1946] write(1, "executing program\n", 18 [pid 1945] <... futex resumed>) = 0 [pid 1950] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1946] <... write resumed>) = 18 executing program [pid 1945] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1950] <... futex resumed>) = 0 [pid 1946] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1950] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1945] exit_group(0 [pid 1951] <... prctl resumed>) = 0 [pid 1950] <... futex resumed>) = ? [pid 1946] <... futex resumed>) = 0 [pid 1945] <... exit_group resumed>) = ? [pid 1951] setpgid(0, 0 [pid 1948] <... futex resumed>) = 1 [pid 1946] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1941] <... futex resumed>) = 0 [pid 1951] <... setpgid resumed>) = 0 [pid 1950] +++ exited with 0 +++ [pid 1948] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1946] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1945] +++ exited with 0 +++ [pid 1951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1946] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1941] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1951] <... openat resumed>) = 3 [pid 1948] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1946] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1951] write(3, "1000", 4 [pid 1948] <... socket resumed>) = 4 [pid 1946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1951] <... write resumed>) = 4 [pid 1948] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1946] <... mmap resumed>) = 0x7ff80b96e000 [pid 1951] close(3 [pid 1948] <... futex resumed>) = 0 [pid 1946] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1951] <... close resumed>) = 0 [pid 1948] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1946] <... mprotect resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 executing program [pid 1951] write(1, "executing program\n", 18 [pid 1946] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1951] <... write resumed>) = 18 [pid 1948] <... futex resumed>) = 0 [pid 1946] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1941] <... futex resumed>) = 1 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1945, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 1951] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1948] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1946] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1941] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1954 attached [pid 1951] <... futex resumed>) = 0 [pid 1941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... restart_syscall resumed>) = 0 [pid 1954] set_robust_list(0x7ff80b98e9a0, 24 [pid 1941] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1954] <... set_robust_list resumed>) = 0 [pid 1948] <... futex resumed>) = 0 [pid 1941] <... futex resumed>) = 1 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1954] rt_sigprocmask(SIG_SETMASK, [] [pid 1951] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1948] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1946] <... clone3 resumed> => {parent_tid=[1954]}, 88) = 1954 [pid 1941] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1954] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1948] <... connect resumed>) = -1 EEXIST (File exists) [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1954] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1948] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1951] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1948] <... futex resumed>) = 1 [pid 1946] rt_sigprocmask(SIG_SETMASK, [] [pid 1941] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1955 attached [pid 1951] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1948] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1946] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1941] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1956 attached [pid 1955] set_robust_list(0x5555656516a0, 24 [pid 1946] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1956] set_robust_list(0x5555656516a0, 24 [pid 1951] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1946] <... futex resumed>) = 1 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1956 [pid 1948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1956] <... set_robust_list resumed>) = 0 [pid 1955] <... set_robust_list resumed>) = 0 [pid 1954] <... futex resumed>) = 0 [pid 1951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1946] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1941] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1955 [pid 1956] rt_sigprocmask(SIG_SETMASK, [] [pid 1954] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1951] <... mmap resumed>) = 0x7ff80b96e000 [pid 1948] sendfile(-1, -1, [3 [pid 1941] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1956] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1954] <... socket resumed>) = 3 [pid 1956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1956] setpgid(0, 0) = 0 [pid 1956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1954] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1951] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1948] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1956] <... openat resumed>) = 3 [pid 1954] <... futex resumed>) = 1 [pid 1951] <... mprotect resumed>) = 0 [pid 1948] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1946] <... futex resumed>) = 0 [pid 1956] write(3, "1000", 4 [pid 1954] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1951] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1948] <... futex resumed>) = 1 [pid 1946] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1941] <... futex resumed>) = 0 [pid 1956] <... write resumed>) = 4 [pid 1954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1951] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1948] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1946] <... futex resumed>) = 0 [pid 1941] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1956] close(3 [pid 1954] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1951] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1946] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1941] <... futex resumed>) = 0 [pid 1956] <... close resumed>) = 0 [pid 1954] <... socket resumed>) = 4 [pid 1948] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1954] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1951] <... clone3 resumed> => {parent_tid=[1957]}, 88) = 1957 [pid 1941] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1956] write(1, "executing program\n", 18 [pid 1954] <... futex resumed>) = 1 [pid 1951] rt_sigprocmask(SIG_SETMASK, [] [pid 1948] <... clone3 resumed>) = 1958 [pid 1946] <... futex resumed>) = 0 [pid 1956] <... write resumed>) = 18 [pid 1954] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1951] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1946] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1956] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1951] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1948] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1946] <... futex resumed>) = 0 executing program [pid 1956] <... futex resumed>) = 0 [pid 1954] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1951] <... futex resumed>) = 0 [pid 1948] <... futex resumed>) = 1 [pid 1946] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1941] <... futex resumed>) = 0 [pid 1956] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1954] <... connect resumed>) = -1 EEXIST (File exists) [pid 1951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1948] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1956] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1954] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1941] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1956] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1954] <... futex resumed>) = 1 [pid 1948] ioctl(3, PPPIOCSFLAGS, 0 [pid 1946] <... futex resumed>) = 0 [pid 1941] <... futex resumed>) = 0 [pid 1956] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1954] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1948] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1946] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1941] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1948] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1946] <... futex resumed>) = 0 [pid 1941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1956] <... mmap resumed>) = 0x7ff80b96e000 [pid 1954] sendfile(-1, -1, [3 [pid 1948] <... futex resumed>) = 0 [pid 1946] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1956] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1954] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1948] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1941] exit_group(0 [pid 1956] <... mprotect resumed>) = 0 [pid 1954] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1956] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1955] rt_sigprocmask(SIG_SETMASK, [] [pid 1948] <... futex resumed>) = ? [pid 1954] <... futex resumed>) = 1 [pid 1946] <... futex resumed>) = 0 [pid 1941] <... exit_group resumed>) = ? [pid 1956] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1954] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1948] +++ exited with 0 +++ [pid 1946] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1946] <... futex resumed>) = 0 [pid 1954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1946] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1941] +++ exited with 0 +++ [pid 1956] <... clone3 resumed> => {parent_tid=[1959]}, 88) = 1959 [pid 1954] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1956] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1956] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1956] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1957 attached [pid 1957] set_robust_list(0x7ff80b98e9a0, 24 [pid 1954] <... clone3 resumed>) = 1960 ci2-android-5-10/strace-static-x86_64: Process 1959 attached [pid 1955] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1954] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1954] <... futex resumed>) = 1 [pid 1946] <... futex resumed>) = 0 [pid 1954] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] <... restart_syscall resumed>) = 0 [pid 1954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1946] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1954] ioctl(3, PPPIOCSFLAGS, 0 [pid 1946] <... futex resumed>) = 0 [pid 1957] <... set_robust_list resumed>) = 0 [pid 1946] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1954] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1954] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1954] <... futex resumed>) = 1 [pid 1946] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1954] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1957] rt_sigprocmask(SIG_SETMASK, [] [pid 1946] exit_group(0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1954] <... futex resumed>) = ? [pid 1946] <... exit_group resumed>) = ? [pid 1957] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1954] +++ exited with 0 +++ [pid 1946] +++ exited with 0 +++ [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1961 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1957] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1957] <... socket resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1957] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1951] <... futex resumed>) = 0 [pid 1957] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1951] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 1961 attached [pid 1957] <... socket resumed>) = 4 [pid 1951] <... futex resumed>) = 0 [pid 1959] set_robust_list(0x7ff80b98e9a0, 24 [pid 1955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1957] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1955] <... prctl resumed>) = 0 [pid 1951] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1961] set_robust_list(0x5555656516a0, 24 [pid 1959] <... set_robust_list resumed>) = 0 [pid 1955] setpgid(0, 0) = 0 [pid 1951] <... futex resumed>) = 0 [pid 1955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1955] <... openat resumed>) = 3 [pid 1955] write(3, "1000", 4 [pid 1957] <... futex resumed>) = 1 [pid 1955] <... write resumed>) = 4 [pid 1951] <... futex resumed>) = 0 [pid 1957] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1955] close(3 [pid 1951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1957] <... connect resumed>) = -1 EEXIST (File exists) [pid 1955] <... close resumed>) = 0 [pid 1957] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1955] write(1, "executing program\n", 18 [pid 1957] <... futex resumed>) = 1 [pid 1951] <... futex resumed>) = 0 executing program [pid 1957] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1955] <... write resumed>) = 18 [pid 1951] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1955] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1951] <... futex resumed>) = 0 [pid 1957] sendfile(-1, -1, [3 [pid 1955] <... futex resumed>) = 0 [pid 1951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1957] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1955] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1957] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1955] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1951] <... futex resumed>) = 0 [pid 1957] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1955] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1951] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1955] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1951] <... futex resumed>) = 0 [pid 1957] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1955] <... mmap resumed>) = 0x7ff80b96e000 [pid 1955] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1955] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1955] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1962]}, 88) = 1962 [pid 1955] rt_sigprocmask(SIG_SETMASK, [] [pid 1957] <... clone3 resumed>) = 1963 [pid 1955] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1955] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1957] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1955] <... futex resumed>) = 0 [pid 1957] <... futex resumed>) = 1 [pid 1951] <... futex resumed>) = 0 [pid 1957] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1955] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1951] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1951] <... futex resumed>) = 0 [pid 1957] ioctl(3, PPPIOCSFLAGS, 0 [pid 1951] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1957] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1961] <... set_robust_list resumed>) = 0 [pid 1957] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1959] rt_sigprocmask(SIG_SETMASK, [] [pid 1961] rt_sigprocmask(SIG_SETMASK, [] [pid 1957] <... futex resumed>) = 1 [pid 1951] <... futex resumed>) = 0 [pid 1957] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1951] exit_group(0 [pid 1957] <... futex resumed>) = ? [pid 1951] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1962 attached [pid 1961] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1959] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1957] +++ exited with 0 +++ [pid 1962] set_robust_list(0x7ff80b98e9a0, 24 [pid 1951] +++ exited with 0 +++ [pid 1961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1959] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1962] <... set_robust_list resumed>) = 0 [pid 1962] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1962] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1959] <... socket resumed>) = 3 [pid 1962] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1962] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1961] <... prctl resumed>) = 0 [pid 1961] setpgid(0, 0) = 0 [pid 1961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1959] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1955] <... futex resumed>) = 0 [pid 1955] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1955] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1962] <... futex resumed>) = 0 [pid 1961] <... openat resumed>) = 3 [pid 1959] <... futex resumed>) = 1 [pid 1956] <... futex resumed>) = 0 [pid 1956] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1956] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1961] write(3, "1000", 4) = 4 [pid 1959] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1961] close(3 [pid 1959] <... socket resumed>) = 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 1962] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1961] <... close resumed>) = 0 [pid 1961] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1961] <... write resumed>) = 18 executing program [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1961] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1959] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1961] <... futex resumed>) = 0 [pid 1959] <... futex resumed>) = 1 [pid 1956] <... futex resumed>) = 0 [pid 1961] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1959] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1956] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1961] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1959] <... connect resumed>) = -1 EEXIST (File exists) [pid 1956] <... futex resumed>) = 0 [pid 1961] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1959] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1956] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1964 [pid 1961] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1959] <... futex resumed>) = 0 [pid 1956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1959] sendfile(-1, -1, [3 [pid 1956] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1961] <... mmap resumed>) = 0x7ff80b96e000 [pid 1959] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1956] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1964 attached [pid 1962] <... socket resumed>) = 4 [pid 1961] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1959] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1956] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1964] set_robust_list(0x5555656516a0, 24 [pid 1962] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1964] <... set_robust_list resumed>) = 0 [pid 1962] <... futex resumed>) = 1 [pid 1956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1955] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1964] rt_sigprocmask(SIG_SETMASK, [] [pid 1962] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1961] <... mprotect resumed>) = 0 [pid 1959] <... futex resumed>) = 0 [pid 1955] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1964] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1956] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1955] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1962] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1955] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1964] <... prctl resumed>) = 0 [pid 1962] <... connect resumed>) = -1 EEXIST (File exists) [pid 1964] setpgid(0, 0 [pid 1962] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1956] <... futex resumed>) = 0 [pid 1964] <... setpgid resumed>) = 0 [pid 1962] <... futex resumed>) = 1 [pid 1959] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1955] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1962] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1955] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1964] <... openat resumed>) = 3 [pid 1962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1956] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1955] <... futex resumed>) = 0 [pid 1964] write(3, "1000", 4 [pid 1962] sendfile(-1, -1, [3 [pid 1955] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1964] <... write resumed>) = 4 [pid 1962] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1964] close(3 [pid 1962] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1964] <... close resumed>) = 0 [pid 1962] <... futex resumed>) = 1 [pid 1955] <... futex resumed>) = 0 [pid 1964] write(1, "executing program\n", 18 [pid 1962] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1955] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1964] <... write resumed>) = 18 [pid 1962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 1955] <... futex resumed>) = 0 [pid 1964] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1962] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1955] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1964] <... futex resumed>) = 0 [pid 1962] <... clone3 resumed>) = 1966 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1965 [pid 1964] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1962] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1961] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1964] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1962] <... futex resumed>) = 1 [pid 1955] <... futex resumed>) = 0 [pid 1964] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1962] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1955] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1965 attached [pid 1964] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1961] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1959] <... clone3 resumed>) = 1967 [pid 1955] <... futex resumed>) = 0 [pid 1964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1962] ioctl(3, PPPIOCSFLAGS, 0 [pid 1955] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1964] <... mmap resumed>) = 0x7ff80b96e000 [pid 1962] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1964] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1962] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1964] <... mprotect resumed>) = 0 [pid 1962] <... futex resumed>) = 1 [pid 1955] <... futex resumed>) = 0 [pid 1964] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1962] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1955] exit_group(0 [pid 1964] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1962] <... futex resumed>) = ? [pid 1955] <... exit_group resumed>) = ? [pid 1965] set_robust_list(0x5555656516a0, 24 [pid 1964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1962] +++ exited with 0 +++ [pid 1961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1959] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1955] +++ exited with 0 +++ [pid 1964] <... clone3 resumed> => {parent_tid=[1968]}, 88) = 1968 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1964] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1964] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1964] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1964] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1959] <... futex resumed>) = 1 [pid 1956] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1969 attached [pid 1969] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1969] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1956] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1959] ioctl(3, PPPIOCSFLAGS, 0 [pid 1961] <... clone3 resumed> => {parent_tid=[1969]}, 88) = 1969 [pid 1969] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 1968 attached [pid 1968] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1968] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1968] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1959] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1956] <... futex resumed>) = 0 [pid 1961] rt_sigprocmask(SIG_SETMASK, [] [pid 1968] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1964] <... futex resumed>) = 0 [pid 1964] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1964] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1968] <... futex resumed>) = 1 [pid 1968] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 301] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1968] <... socket resumed>) = 4 [pid 1965] <... set_robust_list resumed>) = 0 [pid 1961] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1959] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1956] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1970 attached [pid 1961] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1959] <... futex resumed>) = 0 [pid 1956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1969] <... futex resumed>) = 0 [pid 1961] <... futex resumed>) = 1 [pid 1959] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1956] exit_group(0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1970 [pid 1969] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1961] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1959] <... futex resumed>) = ? [pid 1956] <... exit_group resumed>) = ? [pid 1970] set_robust_list(0x5555656516a0, 24 [pid 1969] <... socket resumed>) = 3 [pid 1968] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1965] rt_sigprocmask(SIG_SETMASK, [] [pid 1959] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1969] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1970] <... set_robust_list resumed>) = 0 [pid 1969] <... futex resumed>) = 1 [pid 1968] <... futex resumed>) = 1 [pid 1965] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1964] <... futex resumed>) = 0 [pid 1961] <... futex resumed>) = 0 [pid 1956] +++ exited with 0 +++ [pid 1969] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1964] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1961] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1970] rt_sigprocmask(SIG_SETMASK, [] [pid 1969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1968] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1964] <... futex resumed>) = 0 [pid 1961] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1969] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1965] <... prctl resumed>) = 0 [pid 1964] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1961] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... restart_syscall resumed>) = 0 [pid 1969] <... socket resumed>) = 4 [pid 1965] setpgid(0, 0 [pid 1969] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1965] <... setpgid resumed>) = 0 [pid 1969] <... futex resumed>) = 1 [pid 1965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1961] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1970] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1969] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1968] <... connect resumed>) = -1 EEXIST (File exists) [pid 1961] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1965] <... openat resumed>) = 3 [pid 1961] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1970] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1969] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1968] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1961] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1971 attached [pid 1969] <... connect resumed>) = -1 EEXIST (File exists) [pid 1965] write(3, "1000", 4 [pid 1970] <... prctl resumed>) = 0 [pid 1968] <... futex resumed>) = 1 [pid 1964] <... futex resumed>) = 0 [pid 1969] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1965] <... write resumed>) = 4 [pid 1964] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1971 [pid 1969] <... futex resumed>) = 1 [pid 1965] close(3 [pid 1964] <... futex resumed>) = 0 [pid 1968] sendfile(-1, -1, [3 [pid 1971] set_robust_list(0x5555656516a0, 24 [pid 1970] setpgid(0, 0 [pid 1961] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1969] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1965] <... close resumed>) = 0 [pid 1964] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1961] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1965] write(1, "executing program\n", 18 [pid 1961] <... futex resumed>) = 0 executing program [pid 1969] sendfile(-1, -1, [3 [pid 1965] <... write resumed>) = 18 [pid 1961] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1969] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1965] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1969] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1965] <... futex resumed>) = 0 [pid 1969] <... futex resumed>) = 1 [pid 1965] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1961] <... futex resumed>) = 0 [pid 1969] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1965] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1965] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1961] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1969] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1965] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1961] <... futex resumed>) = 0 [pid 1965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1965] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1965] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1965] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1969] <... clone3 resumed>) = 1973 [pid 1968] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1965] <... clone3 resumed> => {parent_tid=[1972]}, 88) = 1972 [pid 1961] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1970] <... setpgid resumed>) = 0 [pid 1969] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1968] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1965] rt_sigprocmask(SIG_SETMASK, [] [pid 1961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1971] <... set_robust_list resumed>) = 0 [pid 1970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1969] <... futex resumed>) = 0 [pid 1965] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1961] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1969] ioctl(3, PPPIOCSFLAGS, 0 [pid 1968] <... futex resumed>) = 1 [pid 1965] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1964] <... futex resumed>) = 0 [pid 1961] <... futex resumed>) = 0 [pid 1971] rt_sigprocmask(SIG_SETMASK, [] [pid 1970] <... openat resumed>) = 3 [pid 1969] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1968] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1965] <... futex resumed>) = 0 [pid 1964] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1961] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1972 attached [pid 1971] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1970] write(3, "1000", 4 [pid 1969] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1965] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1964] <... futex resumed>) = 0 [pid 1961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1972] set_robust_list(0x7ff80b98e9a0, 24 [pid 1971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1970] <... write resumed>) = 4 [pid 1969] <... futex resumed>) = 0 [pid 1968] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1964] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1969] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1961] exit_group(0 [pid 1972] <... set_robust_list resumed>) = 0 [pid 1972] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1972] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1972] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1965] <... futex resumed>) = 0 [pid 1972] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1968] <... clone3 resumed>) = 1974 [pid 1965] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1972] <... socket resumed>) = 4 [pid 1971] <... prctl resumed>) = 0 [pid 1970] close(3 [pid 1969] <... futex resumed>) = ? [pid 1965] <... futex resumed>) = 0 [pid 1961] <... exit_group resumed>) = ? [pid 1972] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1971] setpgid(0, 0 [pid 1969] +++ exited with 0 +++ [pid 1970] <... close resumed>) = 0 [pid 1965] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1972] <... futex resumed>) = 0 [pid 1965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1972] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1965] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1972] <... connect resumed>) = -1 EEXIST (File exists) [pid 1965] <... futex resumed>) = 0 [pid 1972] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1965] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1972] <... futex resumed>) = 0 [pid 1965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1961] +++ exited with 0 +++ [pid 1971] <... setpgid resumed>) = 0 [pid 1972] sendfile(-1, -1, [3 [pid 1970] write(1, "executing program\n", 18 [pid 1968] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1965] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1972] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) executing program [pid 1971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1965] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1972] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1970] <... write resumed>) = 18 [pid 1968] <... futex resumed>) = 1 [pid 1965] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1964] <... futex resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1972] <... futex resumed>) = 0 [pid 1971] <... openat resumed>) = 3 [pid 1970] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1968] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1964] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1972] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1965] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1964] <... futex resumed>) = 0 [pid 1972] <... clone3 resumed>) = 1975 [pid 1971] write(3, "1000", 4 [pid 1970] <... futex resumed>) = 0 [pid 1968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1965] <... futex resumed>) = 0 [pid 1972] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1965] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1972] <... futex resumed>) = 0 [pid 1971] <... write resumed>) = 4 [pid 1970] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1968] ioctl(3, PPPIOCSFLAGS, 0 [pid 1965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1964] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1972] ioctl(3, PPPIOCSFLAGS, 0 [pid 1965] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1972] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1965] <... futex resumed>) = 0 [pid 1972] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1965] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1972] <... futex resumed>) = 0 [pid 1965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1972] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1971] close(3 [pid 1970] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1968] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1965] exit_group(0 [pid 298] <... restart_syscall resumed>) = 0 [pid 1972] <... futex resumed>) = ? [pid 1965] <... exit_group resumed>) = ? [pid 1972] +++ exited with 0 +++ [pid 1971] <... close resumed>) = 0 [pid 1970] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1968] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1965] +++ exited with 0 +++ [pid 1971] write(1, "executing program\n", 18) = 18 executing program [pid 1971] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1971] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 1971] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1970] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1968] <... futex resumed>) = 1 [pid 1964] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1971] <... mmap resumed>) = 0x7ff80b96e000 [pid 1970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1968] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1971] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1970] <... mmap resumed>) = 0x7ff80b96e000 [pid 1964] exit_group(0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1971] <... mprotect resumed>) = 0 [pid 1970] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1968] <... futex resumed>) = ? [pid 1964] <... exit_group resumed>) = ? [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1971] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1970] <... mprotect resumed>) = 0 [pid 1968] +++ exited with 0 +++ [pid 1971] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1976]}, 88) = 1976 [pid 1964] +++ exited with 0 +++ [pid 1971] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1970] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1971] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1970] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1971] <... futex resumed>) = 0 [pid 1970] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1971] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1976 attached [pid 1976] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1976] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1977 [pid 1976] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1970] <... clone3 resumed> => {parent_tid=[1978]}, 88) = 1978 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 1970] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1970] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1970] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1970] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1976] <... socket resumed>) = 3 [pid 1976] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1971] <... futex resumed>) = 0 [pid 1971] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1971] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1976] <... futex resumed>) = 1 [pid 1976] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 ci2-android-5-10/strace-static-x86_64: Process 1977 attached [pid 1976] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1971] <... futex resumed>) = 0 [pid 1971] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1971] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1976] <... futex resumed>) = 1 [pid 1976] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1976] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1971] <... futex resumed>) = 0 [pid 1971] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1971] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1976] <... futex resumed>) = 1 [pid 1976] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 1976] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1971] <... futex resumed>) = 0 [pid 1971] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1971] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1976] <... futex resumed>) = 1 [pid 300] <... restart_syscall resumed>) = 0 [pid 1976] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1977] set_robust_list(0x5555656516a0, 24 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1976] <... clone3 resumed>) = 1980 [pid 1976] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1979 [pid 1971] <... futex resumed>) = 0 [pid 1971] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1971] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1976] <... futex resumed>) = 1 [pid 1976] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1976] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1971] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 1979 attached [pid 1977] <... set_robust_list resumed>) = 0 [pid 1971] exit_group(0) = ? [pid 1979] set_robust_list(0x5555656516a0, 24 [pid 1977] rt_sigprocmask(SIG_SETMASK, [] [pid 1976] <... futex resumed>) = ? [pid 1977] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1979] <... set_robust_list resumed>) = 0 [pid 1977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1977] setpgid(0, 0) = 0 [pid 1976] +++ exited with 0 +++ [pid 1971] +++ exited with 0 +++ [pid 1977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 1978 attached [pid 1978] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1978] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1978] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1977] <... openat resumed>) = 3 [pid 1978] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1978] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1979] setpgid(0, 0) = 0 [pid 1979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1977] write(3, "1000", 4 [pid 1970] <... futex resumed>) = 0 [pid 1970] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1970] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1979] <... openat resumed>) = 3 [pid 1979] write(3, "1000", 4 [pid 1978] <... futex resumed>) = 0 [pid 1977] <... write resumed>) = 4 [pid 1979] <... write resumed>) = 4 [pid 1979] close(3) = 0 [pid 1979] write(1, "executing program\n", 18) = 18 executing program [pid 1979] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1977] close(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 1979] <... futex resumed>) = 0 [pid 1977] <... close resumed>) = 0 [pid 1979] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1977] write(1, "executing program\n", 18 [pid 1979] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1977] <... write resumed>) = 18 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1978] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1977] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 1981 attached ci2-android-5-10/strace-static-x86_64: Process 1982 attached [pid 1978] <... socket resumed>) = 4 [pid 1977] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 1982 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 1978] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1977] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 1981 [pid 1979] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 1979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1978] <... futex resumed>) = 1 [pid 1977] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1970] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1981] set_robust_list(0x5555656516a0, 24 [pid 1979] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1979] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1981] <... set_robust_list resumed>) = 0 [pid 1982] set_robust_list(0x5555656516a0, 24 [pid 1978] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1977] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1970] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1979] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[1983]}, 88) = 1983 [pid 1979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1979] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1982] <... set_robust_list resumed>) = 0 [pid 1981] rt_sigprocmask(SIG_SETMASK, [] [pid 1978] <... connect resumed>) = -1 EEXIST (File exists) [pid 1977] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1970] <... futex resumed>) = 0 [pid 1979] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1983 attached [pid 1983] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1983] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1983] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1981] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1978] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1982] rt_sigprocmask(SIG_SETMASK, [] [pid 1977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1970] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1978] <... futex resumed>) = 0 [pid 1977] <... mmap resumed>) = 0x7ff80b96e000 [pid 1970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1978] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1977] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1970] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1977] <... mprotect resumed>) = 0 [pid 1978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1970] <... futex resumed>) = 0 [pid 1977] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1978] sendfile(-1, -1, [3 [pid 1977] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1970] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1978] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1977] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1983] <... socket resumed>) = 3 [pid 1983] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1978] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1977] <... clone3 resumed> => {parent_tid=[1984]}, 88) = 1984 [pid 1979] <... futex resumed>) = 0 [pid 1978] <... futex resumed>) = 1 [pid 1977] rt_sigprocmask(SIG_SETMASK, [] [pid 1970] <... futex resumed>) = 0 [pid 1978] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1977] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1970] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1977] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1970] <... futex resumed>) = 0 [pid 1978] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1977] <... futex resumed>) = 0 [pid 1970] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1979] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1979] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1983] <... futex resumed>) = 1 [pid 1983] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 1983] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1979] <... futex resumed>) = 0 [pid 1979] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1978] <... clone3 resumed>) = 1985 [pid 1977] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1979] <... futex resumed>) = 0 [pid 1978] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1970] <... futex resumed>) = 0 [pid 1979] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1970] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1978] ioctl(3, PPPIOCSFLAGS, 0 [pid 1970] <... futex resumed>) = 0 [pid 1970] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1978] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1978] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1983] <... futex resumed>) = 1 [pid 1983] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 1983] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1979] <... futex resumed>) = 0 [pid 1979] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1979] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1983] <... futex resumed>) = 1 [pid 1982] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1981] <... prctl resumed>) = 0 [pid 1978] <... futex resumed>) = 1 [pid 1970] <... futex resumed>) = 0 [pid 1981] setpgid(0, 0 [pid 1978] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1983] sendfile(-1, -1, [3 [pid 1970] exit_group(0 [pid 1981] <... setpgid resumed>) = 0 [pid 1978] <... futex resumed>) = ? [pid 1970] <... exit_group resumed>) = ? [pid 1983] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1978] +++ exited with 0 +++ [pid 1983] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1979] <... futex resumed>) = 0 [pid 1979] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 1979] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1983] <... futex resumed>) = 1 [pid 1983] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1970] +++ exited with 0 +++ [pid 1981] <... openat resumed>) = 3 [pid 1981] write(3, "1000", 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1981] <... write resumed>) = 4 [pid 1981] close(3 [pid 1982] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... restart_syscall resumed>) = 0 [pid 1981] <... close resumed>) = 0 [pid 1981] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 executing program [pid 1981] <... write resumed>) = 18 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1983] <... clone3 resumed>) = 1986 [pid 1983] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1981] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1979] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1987 [pid 1979] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1981] <... futex resumed>) = 0 [pid 1979] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1983] <... futex resumed>) = 1 [pid 1981] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1983] ioctl(3, PPPIOCSFLAGS, 0 [pid 1981] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1983] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1983] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1979] <... futex resumed>) = 0 [pid 1979] exit_group(0 [pid 1982] <... prctl resumed>) = 0 [pid 1981] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1979] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 1987 attached [pid 1982] setpgid(0, 0 [pid 1983] <... futex resumed>) = ? [pid 1981] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1983] +++ exited with 0 +++ [pid 1979] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 1984 attached [pid 1984] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1984] rt_sigprocmask(SIG_SETMASK, [] [pid 1981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1987] set_robust_list(0x5555656516a0, 24 [pid 1982] <... setpgid resumed>) = 0 [pid 1987] <... set_robust_list resumed>) = 0 [pid 1987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1981] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1981] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1987] <... prctl resumed>) = 0 [pid 1987] setpgid(0, 0) = 0 [pid 1987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1981] <... mprotect resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1987] write(3, "1000", 4) = 4 [pid 1982] <... openat resumed>) = 3 [pid 300] <... restart_syscall resumed>) = 0 [pid 1982] write(3, "1000", 4 [pid 1981] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1987] close(3) = 0 [pid 1987] write(1, "executing program\n", 18) = 18 [pid 1987] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 1987] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1982] <... write resumed>) = 4 [pid 1981] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1987] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1987] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1984] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1982] close(3 [pid 1981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1987] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 1987] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1987] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 1988 attached [pid 1987] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1984] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1982] <... close resumed>) = 0 [pid 1981] <... clone3 resumed> => {parent_tid=[1988]}, 88) = 1988 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1988] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1988] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 1982] write(1, "executing program\n", 18 [pid 1981] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1990 attached ci2-android-5-10/strace-static-x86_64: Process 1989 attached [pid 1987] <... clone3 resumed> => {parent_tid=[1989]}, 88) = 1989 [pid 1984] <... socket resumed>) = 3 [pid 1982] <... write resumed>) = 18 [pid 1987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1987] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1990] set_robust_list(0x5555656516a0, 24 [pid 1984] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1982] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1981] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 1990 [pid 1987] <... futex resumed>) = 0 [pid 1987] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1989] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 1989] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1989] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1989] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1990] <... set_robust_list resumed>) = 0 [pid 1989] <... futex resumed>) = 1 [pid 1987] <... futex resumed>) = 0 [pid 1984] <... futex resumed>) = 1 [pid 1982] <... futex resumed>) = 0 [pid 1981] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1977] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 1990] rt_sigprocmask(SIG_SETMASK, [] [pid 1984] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1982] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1981] <... futex resumed>) = 1 [pid 1977] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1990] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1982] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1981] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1977] <... futex resumed>) = 0 [pid 1990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1984] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1982] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1977] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1990] <... prctl resumed>) = 0 [pid 1989] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1988] <... futex resumed>) = 0 [pid 1987] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1984] <... socket resumed>) = 4 [pid 1982] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1990] setpgid(0, 0 [pid 1984] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1982] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1990] <... setpgid resumed>) = 0 [pid 1984] <... futex resumed>) = 1 [pid 1982] <... mmap resumed>) = 0x7ff80b96e000 [pid 1977] <... futex resumed>) = 0 [pid 1990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1984] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1982] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1977] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1990] <... openat resumed>) = 3 [pid 1989] <... socket resumed>) = 4 [pid 1988] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1987] <... futex resumed>) = 0 [pid 1984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1982] <... mprotect resumed>) = 0 [pid 1977] <... futex resumed>) = 0 [pid 1990] write(3, "1000", 4 [pid 1989] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1988] <... socket resumed>) = 3 [pid 1987] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1984] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1982] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1977] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1990] <... write resumed>) = 4 [pid 1984] <... connect resumed>) = -1 EEXIST (File exists) [pid 1982] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1990] close(3 [pid 1984] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1990] <... close resumed>) = 0 [pid 1982] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1984] <... futex resumed>) = 1 [pid 1977] <... futex resumed>) = 0 [pid 1989] <... futex resumed>) = 0 [pid 1990] write(1, "executing program\n", 18 [pid 1988] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 1991 attached [pid 1990] <... write resumed>) = 18 [pid 1989] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1988] <... futex resumed>) = 1 executing program [pid 1987] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1984] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1982] <... clone3 resumed> => {parent_tid=[1991]}, 88) = 1991 [pid 1981] <... futex resumed>) = 0 [pid 1977] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1989] <... connect resumed>) = -1 EEXIST (File exists) [pid 1988] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1987] <... futex resumed>) = 0 [pid 1989] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1987] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1989] <... futex resumed>) = 0 [pid 1987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1989] sendfile(-1, -1, [3 [pid 1987] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1989] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1987] <... futex resumed>) = 0 [pid 1989] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1987] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1989] <... futex resumed>) = 0 [pid 1987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1989] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1987] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1991] set_robust_list(0x7ff80b98e9a0, 24 [pid 1990] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1989] <... clone3 resumed>) = 1992 [pid 1987] <... futex resumed>) = 0 [pid 1984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1982] rt_sigprocmask(SIG_SETMASK, [] [pid 1981] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1977] <... futex resumed>) = 0 [pid 1989] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1987] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1989] <... futex resumed>) = 0 [pid 1987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1989] ioctl(3, PPPIOCSFLAGS, 0 [pid 1987] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1989] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1987] <... futex resumed>) = 0 [pid 1989] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1987] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1991] <... set_robust_list resumed>) = 0 [pid 1990] <... futex resumed>) = 0 [pid 1989] <... futex resumed>) = 0 [pid 1988] <... futex resumed>) = 0 [pid 1987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1984] sendfile(-1, -1, [3 [pid 1982] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1981] <... futex resumed>) = 1 [pid 1977] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1991] rt_sigprocmask(SIG_SETMASK, [] [pid 1990] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 1989] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1988] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1987] exit_group(0 [pid 1989] <... futex resumed>) = ? [pid 1988] <... socket resumed>) = 4 [pid 1987] <... exit_group resumed>) = ? [pid 1991] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1990] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 1989] +++ exited with 0 +++ [pid 1988] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1987] +++ exited with 0 +++ [pid 1984] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1982] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1981] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1988] <... futex resumed>) = 0 [pid 1988] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1991] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 1981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1982] <... futex resumed>) = 0 [pid 1991] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1990] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 1984] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1981] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1982] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1991] <... futex resumed>) = 0 [pid 1990] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1988] <... futex resumed>) = 0 [pid 1984] <... futex resumed>) = 1 [pid 1982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1981] <... futex resumed>) = 1 [pid 1977] <... futex resumed>) = 0 [pid 1991] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 1988] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1984] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1982] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1981] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1977] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1990] <... mmap resumed>) = 0x7ff80b96e000 [pid 1988] <... connect resumed>) = -1 EEXIST (File exists) [pid 1991] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1988] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1991] <... socket resumed>) = 4 [pid 1988] <... futex resumed>) = 0 [pid 1991] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1988] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1991] <... futex resumed>) = 0 [pid 1990] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1982] <... futex resumed>) = 0 [pid 1981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1977] <... futex resumed>) = 0 [pid 1991] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1990] <... mprotect resumed>) = 0 [pid 1984] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1982] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1981] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1977] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1990] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1990] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1988] <... futex resumed>) = 0 [pid 1984] <... clone3 resumed>) = 1993 [pid 1982] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1981] <... futex resumed>) = 1 [pid 1991] <... futex resumed>) = 0 [pid 1990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1988] sendfile(-1, -1, [3 [pid 1984] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1982] <... futex resumed>) = 1 [pid 1981] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1991] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1988] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1982] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1991] <... connect resumed>) = -1 EEXIST (File exists) [pid 1988] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1984] <... futex resumed>) = 1 [pid 1977] <... futex resumed>) = 0 [pid 1991] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1990] <... clone3 resumed> => {parent_tid=[1994]}, 88) = 1994 [pid 1988] <... futex resumed>) = 1 [pid 1984] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1981] <... futex resumed>) = 0 [pid 1991] <... futex resumed>) = 1 [pid 1990] rt_sigprocmask(SIG_SETMASK, [] [pid 1988] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1982] <... futex resumed>) = 0 [pid 1981] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1977] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1991] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1990] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1984] ioctl(3, PPPIOCSFLAGS, 0 [pid 1982] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1981] <... futex resumed>) = 0 [pid 1977] <... futex resumed>) = 0 [pid 1991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1990] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1988] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1984] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1982] <... futex resumed>) = 0 [pid 1981] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1977] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1991] sendfile(-1, -1, [3 [pid 1990] <... futex resumed>) = 0 [pid 1988] <... clone3 resumed>) = 1995 [pid 1984] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1982] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1991] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1990] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1988] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1984] <... futex resumed>) = 0 [pid 1991] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1988] <... futex resumed>) = 1 [pid 1984] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1981] <... futex resumed>) = 0 [pid 1977] exit_group(0 [pid 1991] <... futex resumed>) = 1 [pid 1988] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1982] <... futex resumed>) = 0 [pid 1981] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1977] <... exit_group resumed>) = ? [pid 1991] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1984] <... futex resumed>) = ? [pid 1982] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1981] <... futex resumed>) = 0 [pid 1991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1988] ioctl(3, PPPIOCSFLAGS, 0 [pid 1982] <... futex resumed>) = 0 [pid 1981] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1991] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1988] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1982] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1994 attached [pid 1991] <... clone3 resumed>) = 1996 [pid 1988] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1984] +++ exited with 0 +++ [pid 1977] +++ exited with 0 +++ [pid 1994] set_robust_list(0x7ff80b98e9a0, 24 [pid 1991] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1988] <... futex resumed>) = 1 [pid 1981] <... futex resumed>) = 0 [pid 1994] <... set_robust_list resumed>) = 0 [pid 1991] <... futex resumed>) = 1 [pid 1988] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1982] <... futex resumed>) = 0 [pid 1981] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1994] rt_sigprocmask(SIG_SETMASK, [] [pid 1991] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1988] <... futex resumed>) = ? [pid 1982] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1981] <... exit_group resumed>) = ? [pid 1994] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1988] +++ exited with 0 +++ [pid 1982] <... futex resumed>) = 0 [pid 1981] +++ exited with 0 +++ [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1994] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 1991] ioctl(3, PPPIOCSFLAGS, 0 [pid 1982] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1994] <... socket resumed>) = 3 [pid 1991] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1994] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1991] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1994] <... futex resumed>) = 1 [pid 1991] <... futex resumed>) = 1 [pid 1982] <... futex resumed>) = 0 [pid 1994] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1991] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1990] <... futex resumed>) = 0 [pid 1982] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1991] <... futex resumed>) = ? [pid 1982] <... exit_group resumed>) = ? [pid 298] <... restart_syscall resumed>) = 0 [pid 1991] +++ exited with 0 +++ [pid 1990] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1982] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1990] <... futex resumed>) = 1 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... restart_syscall resumed>) = 0 [pid 1994] <... futex resumed>) = 0 [pid 1994] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 1990] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1994] <... socket resumed>) = 4 [pid 1994] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1990] <... futex resumed>) = 0 [pid 1994] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1990] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1994] <... connect resumed>) = -1 EEXIST (File exists) [pid 1990] <... futex resumed>) = 0 [pid 1994] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1990] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1994] <... futex resumed>) = 0 [pid 1990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1994] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1990] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1990] <... futex resumed>) = 0 [pid 1994] sendfile(-1, -1, [3 [pid 1990] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1994] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1994] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1994] <... futex resumed>) = 1 [pid 1990] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 1997 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1994] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1990] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 1994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1990] <... futex resumed>) = 0 [pid 1994] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 1990] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 1998 attached [pid 1994] <... clone3 resumed>) = 1999 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1998] set_robust_list(0x5555656516a0, 24 [pid 1994] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1990] <... futex resumed>) = 0 [pid 1994] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1990] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1990] <... futex resumed>) = 0 [pid 1994] ioctl(3, PPPIOCSFLAGS, 0 [pid 1990] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1994] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1994] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 1990] <... futex resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 1998 [pid 1994] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1990] exit_group(0 [pid 1994] <... futex resumed>) = ? [pid 1990] <... exit_group resumed>) = ? [pid 1998] <... set_robust_list resumed>) = 0 [pid 1994] +++ exited with 0 +++ [pid 1990] +++ exited with 0 +++ [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2000 [pid 298] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 1997 attached [pid 1997] set_robust_list(0x5555656516a0, 24 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 1997] <... set_robust_list resumed>) = 0 [pid 1997] rt_sigprocmask(SIG_SETMASK, [] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1998] rt_sigprocmask(SIG_SETMASK, [] [pid 1997] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1998] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1997] <... prctl resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2000 attached [pid 2000] set_robust_list(0x5555656516a0, 24) = 0 [pid 2000] rt_sigprocmask(SIG_SETMASK, [] [pid 1998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2000] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1998] <... prctl resumed>) = 0 [pid 1997] setpgid(0, 0 [pid 2000] <... prctl resumed>) = 0 [pid 2000] setpgid(0, 0) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 2000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2000] write(3, "1000", 4 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2000] <... write resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2000] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2000] <... close resumed>) = 0 [pid 2000] write(1, "executing program\n", 18) = 18 [pid 2000] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2000] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2001 [pid 2000] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2000] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2000] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 1998] setpgid(0, 0 [pid 2000] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1998] <... setpgid resumed>) = 0 [pid 1997] <... setpgid resumed>) = 0 [pid 2000] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2000] <... clone3 resumed> => {parent_tid=[2002]}, 88) = 2002 [pid 2000] rt_sigprocmask(SIG_SETMASK, [] [pid 1998] <... openat resumed>) = 3 [pid 2000] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2000] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2000] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1998] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 2001 attached ) = 4 [pid 2001] set_robust_list(0x5555656516a0, 24 [pid 1998] close(3 [pid 2001] <... set_robust_list resumed>) = 0 [pid 2001] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2001] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1998] <... close resumed>) = 0 [pid 2001] <... prctl resumed>) = 0 [pid 2001] setpgid(0, 0) = 0 [pid 2001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1998] write(1, "executing program\n", 18 [pid 1997] <... openat resumed>) = 3 [pid 2001] <... openat resumed>) = 3 [pid 1998] <... write resumed>) = 18 [pid 2001] write(3, "1000", 4) = 4 [pid 2001] close(3 executing program [pid 1998] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2001] <... close resumed>) = 0 [pid 2001] write(1, "executing program\n", 18) = 18 executing program [pid 2001] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2001] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2001] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2001] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 1998] <... futex resumed>) = 0 [pid 1997] write(3, "1000", 4 [pid 1998] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2001] <... mprotect resumed>) = 0 [pid 1998] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2001] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1998] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2001] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1998] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2001] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1998] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2001] <... clone3 resumed> => {parent_tid=[2003]}, 88) = 2003 [pid 1998] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2001] rt_sigprocmask(SIG_SETMASK, [] [pid 1998] <... mprotect resumed>) = 0 [pid 2001] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1998] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2001] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1998] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2001] <... futex resumed>) = 0 [pid 1998] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 1997] <... write resumed>) = 4 [pid 2001] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2002 attached [pid 1997] close(3 [pid 1998] <... clone3 resumed> => {parent_tid=[2004]}, 88) = 2004 [pid 2002] set_robust_list(0x7ff80b98e9a0, 24 [pid 1998] rt_sigprocmask(SIG_SETMASK, [] [pid 1997] <... close resumed>) = 0 [pid 1998] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2002] <... set_robust_list resumed>) = 0 [pid 1998] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1997] write(1, "executing program\n", 18 [pid 1998] <... futex resumed>) = 0 executing program [pid 2002] rt_sigprocmask(SIG_SETMASK, [] [pid 1998] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1997] <... write resumed>) = 18 [pid 2002] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2002] socket(AF_PPPOX, SOCK_STREAM, 1ci2-android-5-10/strace-static-x86_64: Process 2004 attached ) = 3 [pid 1997] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2002] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2000] <... futex resumed>) = 0 [pid 2000] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2000] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2002] <... futex resumed>) = 1 [pid 2002] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2002] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2000] <... futex resumed>) = 0 [pid 2000] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2000] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1997] <... futex resumed>) = 0 [pid 2002] <... futex resumed>) = 1 [pid 1997] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2002] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 1997] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2002] <... connect resumed>) = -1 EEXIST (File exists) [pid 1997] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2002] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2000] <... futex resumed>) = 0 [pid 2000] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2000] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2002] <... futex resumed>) = 1 [pid 1997] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 2002] sendfile(-1, -1, [3 [pid 1997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2002] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2002] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1997] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2000] <... futex resumed>) = 0 [pid 1997] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2000] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1997] <... mprotect resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2002] <... futex resumed>) = 1 [pid 2000] <... futex resumed>) = 0 [pid 2002] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2000] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2004] set_robust_list(0x7ff80b98e9a0, 24 [pid 2002] <... clone3 resumed>) = 2006 [pid 1997] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2004] <... set_robust_list resumed>) = 0 [pid 1997] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2005 [pid 1997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2002] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1997] <... clone3 resumed> => {parent_tid=[2007]}, 88) = 2007 [pid 1997] rt_sigprocmask(SIG_SETMASK, [] [pid 2002] <... futex resumed>) = 1 [pid 2000] <... futex resumed>) = 0 [pid 1997] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2002] ioctl(3, PPPIOCSFLAGS, 0 [pid 2000] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1997] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2004] rt_sigprocmask(SIG_SETMASK, [] [pid 2002] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2000] <... futex resumed>) = 0 [pid 2002] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2000] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2002] <... futex resumed>) = 0 [pid 2000] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1997] <... futex resumed>) = 0 [pid 2002] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2000] exit_group(0 [pid 2002] <... futex resumed>) = ? [pid 2000] <... exit_group resumed>) = ? [pid 1997] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2004] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2002] +++ exited with 0 +++ [pid 2000] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2003 attached [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2004] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2003] set_robust_list(0x7ff80b98e9a0, 24 [pid 2004] <... socket resumed>) = 3 [pid 2003] <... set_robust_list resumed>) = 0 [pid 2003] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2005 attached [pid 2004] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2003] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2005] set_robust_list(0x5555656516a0, 24 [pid 2003] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2004] <... futex resumed>) = 1 [pid 1998] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2007 attached [pid 2005] <... set_robust_list resumed>) = 0 [pid 2004] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2003] <... socket resumed>) = 3 [pid 1998] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2007] set_robust_list(0x7ff80b98e9a0, 24 [pid 2005] rt_sigprocmask(SIG_SETMASK, [] [pid 2004] <... socket resumed>) = 4 [pid 2003] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1998] <... futex resumed>) = 0 [pid 2007] <... set_robust_list resumed>) = 0 [pid 2005] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2004] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2003] <... futex resumed>) = 1 [pid 2001] <... futex resumed>) = 0 [pid 1998] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2007] rt_sigprocmask(SIG_SETMASK, [] [pid 2005] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2004] <... futex resumed>) = 0 [pid 2003] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2001] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2007] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2005] <... prctl resumed>) = 0 [pid 2003] <... socket resumed>) = 4 [pid 2001] <... futex resumed>) = 0 [pid 1998] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2007] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2005] setpgid(0, 0 [pid 2004] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2003] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2001] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1998] <... futex resumed>) = 0 [pid 2007] <... socket resumed>) = 3 [pid 2005] <... setpgid resumed>) = 0 [pid 2003] <... futex resumed>) = 0 [pid 2001] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1998] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2007] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2004] <... connect resumed>) = -1 EEXIST (File exists) [pid 2003] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2001] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2007] <... futex resumed>) = 1 [pid 2005] <... openat resumed>) = 3 [pid 2004] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2003] <... connect resumed>) = -1 EEXIST (File exists) [pid 2001] <... futex resumed>) = 0 [pid 1997] <... futex resumed>) = 0 [pid 2007] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2005] write(3, "1000", 4 [pid 2004] <... futex resumed>) = 1 [pid 2003] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2001] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1998] <... futex resumed>) = 0 [pid 1997] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2005] <... write resumed>) = 4 [pid 2004] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2003] <... futex resumed>) = 0 executing program [pid 2001] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1998] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1997] <... futex resumed>) = 0 [pid 2007] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2005] close(3 [pid 2004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2003] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2001] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1998] <... futex resumed>) = 0 [pid 1997] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2007] <... socket resumed>) = 4 [pid 2005] <... close resumed>) = 0 [pid 2003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2001] <... futex resumed>) = 0 [pid 2007] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2005] write(1, "executing program\n", 18 [pid 2003] sendfile(-1, -1, [3 [pid 2001] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2007] <... futex resumed>) = 1 [pid 2005] <... write resumed>) = 18 [pid 2004] sendfile(-1, -1, [3 [pid 2003] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 1998] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1997] <... futex resumed>) = 0 [pid 2007] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2005] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2004] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2003] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1997] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2005] <... futex resumed>) = 0 [pid 2004] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2003] <... futex resumed>) = 1 [pid 2001] <... futex resumed>) = 0 [pid 1997] <... futex resumed>) = 0 [pid 2007] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2005] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2004] <... futex resumed>) = 1 [pid 2003] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2001] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1998] <... futex resumed>) = 0 [pid 1997] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2007] <... connect resumed>) = -1 EEXIST (File exists) [pid 2005] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2004] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2001] <... futex resumed>) = 0 [pid 1998] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2007] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2005] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2003] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2001] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1998] <... futex resumed>) = 0 [pid 2007] <... futex resumed>) = 1 [pid 2005] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2004] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2003] <... clone3 resumed>) = 2008 [pid 1998] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1997] <... futex resumed>) = 0 [pid 2007] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2004] <... clone3 resumed>) = 2009 [pid 2003] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1997] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2005] <... mmap resumed>) = 0x7ff80b96e000 [pid 2003] <... futex resumed>) = 1 [pid 2001] <... futex resumed>) = 0 [pid 1997] <... futex resumed>) = 0 [pid 2007] sendfile(-1, -1, [3 [pid 2005] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2003] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2001] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1997] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2007] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2005] <... mprotect resumed>) = 0 [pid 2004] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2001] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 2007] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2005] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2004] <... futex resumed>) = 1 [pid 2003] ioctl(3, PPPIOCSFLAGS, 0 [pid 2001] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1998] <... futex resumed>) = 0 [pid 2007] <... futex resumed>) = 1 [pid 2005] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2004] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2003] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1998] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1997] <... futex resumed>) = 0 [pid 2007] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2003] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 1998] <... futex resumed>) = 0 [pid 1997] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2004] ioctl(3, PPPIOCSFLAGS, 0 [pid 2003] <... futex resumed>) = 1 [pid 2001] <... futex resumed>) = 0 [pid 1998] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1997] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2007] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2005] <... clone3 resumed> => {parent_tid=[2010]}, 88) = 2010 [pid 2004] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2003] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2001] exit_group(0 [pid 1997] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2010 attached [pid 2007] <... clone3 resumed>) = 2011 [pid 2004] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2010] set_robust_list(0x7ff80b98e9a0, 24 [pid 2004] <... futex resumed>) = 1 [pid 1998] <... futex resumed>) = 0 [pid 2010] <... set_robust_list resumed>) = 0 [pid 2005] rt_sigprocmask(SIG_SETMASK, [] [pid 2004] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 1998] exit_group(0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2012 [pid 2010] rt_sigprocmask(SIG_SETMASK, [] [pid 2007] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2004] <... futex resumed>) = ? [pid 2001] <... exit_group resumed>) = ? [pid 1998] <... exit_group resumed>) = ? [pid 2005] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2012 attached [pid 2010] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2004] +++ exited with 0 +++ [pid 2003] <... futex resumed>) = ? [pid 1998] +++ exited with 0 +++ [pid 2007] <... futex resumed>) = 1 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2012] set_robust_list(0x5555656516a0, 24 [pid 2010] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2005] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 1997] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2012] <... set_robust_list resumed>) = 0 [pid 2010] <... socket resumed>) = 3 [pid 2007] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2005] <... futex resumed>) = 0 [pid 2003] +++ exited with 0 +++ [pid 2001] +++ exited with 0 +++ [pid 1997] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2010] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2010] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2010] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 2012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2012] setpgid(0, 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2012] <... setpgid resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2012] <... openat resumed>) = 3 [pid 2007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2005] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 1997] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2012] write(3, "1000", 4 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2013 [pid 2012] <... write resumed>) = 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2012] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2012] <... close resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2012] write(1, "executing program\n", 18 executing program [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2013 attached [pid 2012] <... write resumed>) = 18 [pid 2007] ioctl(3, PPPIOCSFLAGS, 0 [pid 2005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 1997] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2012] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2014 [pid 2012] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2012] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2012] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2012] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2012] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2012] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2015]}, 88) = 2015 [pid 2012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2012] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2012] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2015 attached [pid 2015] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2015] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2015] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2015] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2012] <... futex resumed>) = 0 [pid 2012] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2012] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2015] <... futex resumed>) = 1 [pid 2015] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2015] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2012] <... futex resumed>) = 0 [pid 2012] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2012] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2015] <... futex resumed>) = 1 [pid 2015] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = 0 [pid 2007] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2005] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2015] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2012] <... futex resumed>) = 0 [pid 2012] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2012] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2015] <... futex resumed>) = 1 [pid 2015] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2015] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2012] <... futex resumed>) = 0 [pid 2012] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2012] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2015] <... futex resumed>) = 1 [pid 2015] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2010] <... futex resumed>) = 0 [pid 2007] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2005] <... futex resumed>) = 1 [pid 2010] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2010] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2010] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2007] <... futex resumed>) = 1 [pid 1997] <... futex resumed>) = 0 [pid 2005] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2013] set_robust_list(0x5555656516a0, 24 [pid 1997] exit_group(0 [pid 2007] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2005] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2007] <... futex resumed>) = ? [pid 1997] <... exit_group resumed>) = ? [pid 2015] <... clone3 resumed>) = 2016 [pid 2010] <... futex resumed>) = 0 [pid 2005] <... futex resumed>) = 1 [pid 2007] +++ exited with 0 +++ [pid 2010] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2005] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2010] <... connect resumed>) = -1 EEXIST (File exists) [pid 2015] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2012] <... futex resumed>) = 0 [pid 2012] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2012] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2015] <... futex resumed>) = 1 [pid 2015] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 1997] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2010] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2010] <... futex resumed>) = 0 [pid 2015] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2012] <... futex resumed>) = 0 [pid 2012] exit_group(0 [pid 2010] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2013] <... set_robust_list resumed>) = 0 [pid 2012] <... exit_group resumed>) = ? [pid 2005] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2014 attached [pid 2013] rt_sigprocmask(SIG_SETMASK, [] [pid 2010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2015] <... futex resumed>) = ? [pid 2005] <... futex resumed>) = 0 [pid 2014] set_robust_list(0x5555656516a0, 24 [pid 2013] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2014] <... set_robust_list resumed>) = 0 [pid 2010] sendfile(-1, -1, [3 [pid 2005] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2013] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2010] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2014] rt_sigprocmask(SIG_SETMASK, [] [pid 2013] <... prctl resumed>) = 0 [pid 2010] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2005] <... futex resumed>) = 0 [pid 2010] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2014] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2013] setpgid(0, 0 [pid 2015] +++ exited with 0 +++ [pid 2012] +++ exited with 0 +++ [pid 2013] <... setpgid resumed>) = 0 [pid 2005] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2014] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2012, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 2014] <... prctl resumed>) = 0 [pid 2013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2010] <... futex resumed>) = 0 [pid 2005] <... futex resumed>) = 1 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2010] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2005] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2013] <... openat resumed>) = 3 [ 42.673689][ T1953] ------------[ cut here ]------------ [ 42.679187][ T1953] WARNING: CPU: 1 PID: 1953 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 42.690926][ T1953] Modules linked in: [ 42.695856][ T1953] CPU: 1 PID: 1953 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 42.706850][ T1953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [pid 2014] setpgid(0, 0 [pid 2013] write(3, "1000", 4 [pid 2010] <... clone3 resumed>) = 2017 [pid 2014] <... setpgid resumed>) = 0 [pid 2013] <... write resumed>) = 4 [pid 2010] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2013] close(3 [pid 2010] <... futex resumed>) = 1 [pid 2005] <... futex resumed>) = 0 [pid 2014] <... openat resumed>) = 3 [pid 2013] <... close resumed>) = 0 [pid 2010] ioctl(3, PPPIOCSFLAGS, 0 [pid 2005] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2014] write(3, "1000", 4 [pid 2013] write(1, "executing program\n", 18 [pid 2010] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2005] <... futex resumed>) = 0 [pid 2014] <... write resumed>) = 4 [pid 2013] <... write resumed>) = 18 [pid 2010] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2005] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2014] close(3 [pid 2013] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2010] <... futex resumed>) = 0 [pid 2005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2014] <... close resumed>) = 0 [pid 2013] <... futex resumed>) = 0 [pid 2010] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2005] exit_group(0 [pid 301] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 2014] write(1, "executing program\n", 18 [pid 2013] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2010] <... futex resumed>) = ? [pid 2005] <... exit_group resumed>) = ? executing program [pid 2014] <... write resumed>) = 18 [pid 2013] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2010] +++ exited with 0 +++ [pid 2005] +++ exited with 0 +++ [pid 2014] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2013] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2014] <... futex resumed>) = 0 [pid 2013] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2014] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2013] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2014] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2013] <... mmap resumed>) = 0x7ff80b96e000 [pid 2014] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2013] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2014] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2013] <... mprotect resumed>) = 0 [pid 2014] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2013] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2014] <... mmap resumed>) = 0x7ff80b96e000 [pid 2013] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2014] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2013] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2014] <... mprotect resumed>) = 0 [pid 2014] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2013] <... clone3 resumed> => {parent_tid=[2018]}, 88) = 2018 [pid 2014] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2013] rt_sigprocmask(SIG_SETMASK, [] [pid 2014] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2013] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2013] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2014] <... clone3 resumed> => {parent_tid=[2019]}, 88) = 2019 [pid 2013] <... futex resumed>) = 0 [pid 2014] rt_sigprocmask(SIG_SETMASK, [] [pid 2013] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2014] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2014] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2014] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2019 attached [pid 2019] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2019] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2019] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2019] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2014] <... futex resumed>) = 0 [pid 2014] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2014] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2019] <... futex resumed>) = 1 [pid 2019] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2019] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2014] <... futex resumed>) = 0 [pid 2014] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2014] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2019] <... futex resumed>) = 1 [pid 2019] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2019] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2014] <... futex resumed>) = 0 [pid 2014] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2014] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2019] <... futex resumed>) = 1 [pid 2019] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2019] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2014] <... futex resumed>) = 0 [pid 2014] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2014] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2019] <... futex resumed>) = 1 [pid 2019] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 2018 attached ) = 2020 [pid 2018] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2018] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2018] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2018] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2013] <... futex resumed>) = 0 [pid 2013] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2013] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2018] <... futex resumed>) = 1 [pid 2018] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2018] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2013] <... futex resumed>) = 0 [pid 2013] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2013] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2018] <... futex resumed>) = 1 [pid 2018] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2018] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2013] <... futex resumed>) = 0 [pid 2018] <... futex resumed>) = 1 [pid 2013] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2018] sendfile(-1, -1, [3 [pid 2013] <... futex resumed>) = 0 [pid 2018] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2013] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2019] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2018] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2019] <... futex resumed>) = 1 [pid 2018] <... futex resumed>) = 1 [pid 2014] <... futex resumed>) = 0 [pid 2013] <... futex resumed>) = 0 [pid 2019] ioctl(3, PPPIOCSFLAGS, 0 [pid 2018] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2014] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2013] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2019] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2014] <... futex resumed>) = 0 [pid 2013] <... futex resumed>) = 0 [pid 2019] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2018] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2014] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2013] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2019] <... futex resumed>) = 0 [pid 2018] <... clone3 resumed>) = 2021 [pid 2014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 2019] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2018] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2014] exit_group(0 [pid 2019] <... futex resumed>) = ? [pid 2018] <... futex resumed>) = 1 [pid 2014] <... exit_group resumed>) = ? [pid 2013] <... futex resumed>) = 0 [pid 2019] +++ exited with 0 +++ [pid 2018] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2014] +++ exited with 0 +++ [pid 2013] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2013] <... futex resumed>) = 0 [pid 2018] ioctl(3, PPPIOCSFLAGS, 0 [pid 2013] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2018] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2018] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2013] <... futex resumed>) = 0 [pid 2018] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2013] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2018] <... futex resumed>) = ? [pid 2013] <... exit_group resumed>) = ? [pid 2018] +++ exited with 0 +++ [pid 2013] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2022 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2022 attached [pid 2022] set_robust_list(0x5555656516a0, 24) = 0 [pid 2022] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 2024 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2023 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2023 attached , NULL, 8) = 0 [pid 2022] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2022] setpgid(0, 0) = 0 [pid 2022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2022] write(3, "1000", 4) = 4 [ 42.721431][ T1953] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 42.731292][ T1953] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 42.753210][ T1953] RSP: 0018:ffffc90002647c40 EFLAGS: 00010293 [ 42.759833][ T1953] RAX: ffffffff842f41a7 RBX: ffff8881157ec800 RCX: ffff8881115e62c0 [pid 2022] close(3) = 0 [pid 2022] write(1, "executing program\n", 18 [pid 2023] set_robust_list(0x5555656516a0, 24 [pid 2022] <... write resumed>) = 18 executing program [pid 2023] <... set_robust_list resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2023] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2022] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2022] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2022] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2022] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2022] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2025]}, 88) = 2025 [pid 2022] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2022] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2022] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2023] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2024 attached [pid 2024] set_robust_list(0x5555656516a0, 24) = 0 [pid 2024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2024] setpgid(0, 0 [pid 2023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2024] <... setpgid resumed>) = 0 [pid 2024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2023] <... prctl resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2027 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2026 ci2-android-5-10/strace-static-x86_64: Process 2027 attached [pid 2023] setpgid(0, 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2023] <... setpgid resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2026 attached [pid 2027] set_robust_list(0x5555656516a0, 24 [pid 2023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2027] <... set_robust_list resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2026] set_robust_list(0x5555656516a0, 24 [pid 2024] write(3, "1000", 4 [pid 2023] <... openat resumed>) = 3 [pid 2027] rt_sigprocmask(SIG_SETMASK, [] [pid 2024] <... write resumed>) = 4 [pid 2026] <... set_robust_list resumed>) = 0 [pid 2023] write(3, "1000", 4 [pid 2024] close(3) = 0 [pid 2024] write(1, "executing program\n", 18) = 18 [pid 2024] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2024] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 executing program [pid 2024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2024] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2024] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2028]}, 88) = 2028 [pid 2024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2024] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2024] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2025 attached [pid 2025] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2025] rt_sigprocmask(SIG_SETMASK, [] [pid 2027] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2026] rt_sigprocmask(SIG_SETMASK, [] [pid 2025] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2025] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2025] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2022] <... futex resumed>) = 0 [pid 2025] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2022] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2025] <... socket resumed>) = 4 [pid 2022] <... futex resumed>) = 0 [pid 2025] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2022] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2027] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2025] <... futex resumed>) = 0 [pid 2022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2025] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2022] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2025] <... connect resumed>) = -1 EEXIST (File exists) [pid 2022] <... futex resumed>) = 0 [pid 2026] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2025] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2022] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2023] <... write resumed>) = 4 [pid 2027] <... prctl resumed>) = 0 [pid 2026] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2025] <... futex resumed>) = 0 [pid 2022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2025] sendfile(-1, -1, [3 [pid 2022] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2025] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2022] <... futex resumed>) = 0 [pid 2025] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2022] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2025] <... futex resumed>) = 0 [pid 2022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 2028 attached [pid 2025] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2022] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2028] set_robust_list(0x7ff80b98e9a0, 24 [pid 2025] <... clone3 resumed>) = 2029 [pid 2022] <... futex resumed>) = 0 [pid 2028] <... set_robust_list resumed>) = 0 [pid 2025] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2022] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2028] rt_sigprocmask(SIG_SETMASK, [] [pid 2027] setpgid(0, 0 [pid 2026] <... prctl resumed>) = 0 [pid 2025] <... futex resumed>) = 0 [pid 2023] close(3 [pid 2022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2028] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2027] <... setpgid resumed>) = 0 [pid 2026] setpgid(0, 0 [pid 2025] ioctl(3, PPPIOCSFLAGS, 0 [pid 2022] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2028] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2025] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2022] <... futex resumed>) = 0 [pid 2028] <... socket resumed>) = 3 [pid 2025] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2022] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2028] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2025] <... futex resumed>) = 0 [pid 2022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2028] <... futex resumed>) = 1 [pid 2025] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2024] <... futex resumed>) = 0 [pid 2022] exit_group(0 [pid 2028] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2025] <... futex resumed>) = ? [pid 2024] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2022] <... exit_group resumed>) = ? [pid 2028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2025] +++ exited with 0 +++ [pid 2024] <... futex resumed>) = 0 [pid 2022] +++ exited with 0 +++ [pid 2028] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2024] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2023] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2028] <... socket resumed>) = 4 [pid 2023] write(1, "executing program\n", 18 [pid 2026] <... setpgid resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2028] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2027] <... openat resumed>) = 3 [pid 2028] <... futex resumed>) = 1 [pid 2024] <... futex resumed>) = 0 [pid 2028] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2024] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2024] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 2028] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2024] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2028] <... connect resumed>) = -1 EEXIST (File exists) [pid 2028] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2028] <... futex resumed>) = 1 [pid 2024] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2028] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2024] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 2024] <... futex resumed>) = 0 [pid 2023] <... write resumed>) = 18 [pid 2028] sendfile(-1, -1, [3 [pid 2027] write(3, "1000", 4 [pid 2026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2024] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2030 [pid 2028] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2028] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2028] <... futex resumed>) = 1 [pid 2024] <... futex resumed>) = 0 [pid 2028] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2024] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2027] <... write resumed>) = 4 [pid 2024] <... futex resumed>) = 0 [ 42.768019][ T1953] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d [ 42.776717][ T1953] RBP: ffffc90002647c60 R08: ffff8881157ec883 R09: 1ffff11022afd910 [ 42.787370][ T1953] R10: dffffc0000000000 R11: ffffed1022afd911 R12: dffffc0000000000 [ 42.798020][ T1953] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888111b7b400 [ 42.806400][ T1953] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 42.816475][ T1953] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [pid 2023] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2028] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2026] <... openat resumed>) = 3 [pid 2024] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2028] <... clone3 resumed>) = 2031 [pid 2028] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2024] <... futex resumed>) = 0 [pid 2028] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2024] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2024] <... futex resumed>) = 0 [pid 2028] ioctl(3, PPPIOCSFLAGS, 0 [pid 2024] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2028] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2028] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2024] <... futex resumed>) = 0 [pid 2028] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2024] exit_group(0 [pid 2028] <... futex resumed>) = ? [pid 2024] <... exit_group resumed>) = ? [pid 2028] +++ exited with 0 +++ [pid 2027] close(3 [pid 2026] write(3, "1000", 4 [pid 2024] +++ exited with 0 +++ [pid 2023] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2030 attached [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2030] set_robust_list(0x5555656516a0, 24 [pid 2027] <... close resumed>) = 0 [pid 2026] <... write resumed>) = 4 [pid 2023] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2030] <... set_robust_list resumed>) = 0 [pid 2030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2030] setpgid(0, 0) = 0 [pid 2030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2030] write(3, "1000", 4) = 4 [pid 2030] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 2030] <... close resumed>) = 0 executing program [pid 2030] write(1, "executing program\n", 18) = 18 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2030] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2030] <... futex resumed>) = 0 [pid 2027] write(1, "executing program\n", 18 [pid 2026] close(3 [pid 2023] <... rt_sigaction resumed>, NULL, 8) = 0 executing program [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2030] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2027] <... write resumed>) = 18 [pid 2026] <... close resumed>) = 0 [pid 2023] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2030] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2032 [pid 2030] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2030] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2030] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2030] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2033]}, 88) = 2033 [pid 2030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2030] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2027] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2026] write(1, "executing program\n", 18 [pid 2023] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2032 attached executing program [pid 2030] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2027] <... futex resumed>) = 0 [pid 2026] <... write resumed>) = 18 [pid 2023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0ci2-android-5-10/strace-static-x86_64: Process 2033 attached [pid 2033] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2033] rt_sigprocmask(SIG_SETMASK, [] [pid 2032] set_robust_list(0x5555656516a0, 24 [pid 2027] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2026] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2023] <... mmap resumed>) = 0x7ff80b96e000 [pid 2032] <... set_robust_list resumed>) = 0 [pid 2033] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2033] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2033] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2030] <... futex resumed>) = 0 [pid 2030] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2030] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2033] <... futex resumed>) = 1 [pid 2033] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2033] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2027] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2026] <... futex resumed>) = 0 [pid 2023] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2030] <... futex resumed>) = 0 [pid 2026] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2032] rt_sigprocmask(SIG_SETMASK, [] [pid 2030] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2027] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2023] <... mprotect resumed>) = 0 [pid 2030] <... futex resumed>) = 0 [pid 2033] <... futex resumed>) = 1 [pid 2030] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2033] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2033] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2030] <... futex resumed>) = 0 [pid 2033] sendfile(-1, -1, [3 [pid 2030] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2033] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2030] <... futex resumed>) = 0 [pid 2033] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2030] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2033] <... futex resumed>) = 0 [pid 2030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2033] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2030] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2026] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2023] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2033] <... clone3 resumed>) = 2034 [pid 2032] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2030] <... futex resumed>) = 0 [pid 2027] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2033] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2030] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2033] <... futex resumed>) = 0 [pid 2030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2033] ioctl(3, PPPIOCSFLAGS, 0 [pid 2030] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2026] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2033] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2030] <... futex resumed>) = 0 [pid 2027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2026] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2023] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2033] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2032] <... prctl resumed>) = 0 [pid 2030] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2033] <... futex resumed>) = 0 [pid 2030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2033] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2030] exit_group(0 [pid 2033] <... futex resumed>) = ? [pid 2030] <... exit_group resumed>) = ? [ 42.824903][ T1953] CR2: 00007ff80b9987e3 CR3: 00000001156fc000 CR4: 00000000003506b0 [ 42.833942][ T1953] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.842302][ T1953] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.850622][ T1953] Call Trace: [ 42.854178][ T1953] pppol2tp_release+0x150/0x2b0 [ 42.859259][ T1953] sock_close+0xb8/0x200 [ 42.864055][ T1953] ? sock_mmap+0xa0/0xa0 [ 42.868651][ T1953] __fput+0x2dc/0x730 [pid 2033] +++ exited with 0 +++ [pid 2032] setpgid(0, 0 [pid 2030] +++ exited with 0 +++ [pid 2027] <... mmap resumed>) = 0x7ff80b96e000 [pid 2026] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2032] <... setpgid resumed>) = 0 [pid 2027] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2026] <... mmap resumed>) = 0x7ff80b96e000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2035 attached [pid 2035] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2035] rt_sigprocmask(SIG_SETMASK, [] [pid 2027] <... mprotect resumed>) = 0 [pid 2032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2027] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2026] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2023] <... clone3 resumed> => {parent_tid=[2035]}, 88) = 2035 [pid 2035] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2035] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2032] <... openat resumed>) = 3 [pid 2032] write(3, "1000", 4) = 4 [pid 2032] close(3) = 0 [pid 2027] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2026] <... mprotect resumed>) = 0 [pid 2023] rt_sigprocmask(SIG_SETMASK, [] [pid 2032] write(1, "executing program\n", 18) = 18 [pid 2027] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} executing program [pid 2032] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2026] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2023] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2032] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 2032] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2032] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2032] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2032] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2032] <... mmap resumed>) = 0x7ff80b96e000 [pid 2027] <... clone3 resumed> => {parent_tid=[2036]}, 88) = 2036 [pid 2026] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2023] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2032] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2037 [pid 2032] <... mprotect resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2032] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2032] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2032] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2035] <... futex resumed>) = 0 [pid 2027] rt_sigprocmask(SIG_SETMASK, [] [pid 2023] <... futex resumed>) = 1 ci2-android-5-10/strace-static-x86_64: Process 2037 attached [pid 2035] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2032] <... clone3 resumed> => {parent_tid=[2038]}, 88) = 2038 [pid 2026] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2035] <... socket resumed>) = 3 [pid 2032] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2036 attached [pid 2035] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2032] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2036] set_robust_list(0x7ff80b98e9a0, 24 [pid 2035] <... futex resumed>) = 0 [pid 2032] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2036] <... set_robust_list resumed>) = 0 [pid 2035] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2032] <... futex resumed>) = 0 [pid 2036] rt_sigprocmask(SIG_SETMASK, [] [pid 2032] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2027] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2023] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2039 attached [pid 2037] set_robust_list(0x5555656516a0, 24 [pid 2036] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2038 attached [pid 2036] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2038] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2038] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2038] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2038] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2037] <... set_robust_list resumed>) = 0 [pid 2032] <... futex resumed>) = 0 [pid 2027] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2026] <... clone3 resumed> => {parent_tid=[2039]}, 88) = 2039 [pid 2023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2038] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2032] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2038] <... socket resumed>) = 4 [pid 2036] <... futex resumed>) = 0 [pid 2032] <... futex resumed>) = 0 [pid 2027] <... futex resumed>) = 1 [pid 2023] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2039] set_robust_list(0x7ff80b98e9a0, 24 [pid 2038] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2037] rt_sigprocmask(SIG_SETMASK, [] [pid 2036] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2032] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2026] rt_sigprocmask(SIG_SETMASK, [] [pid 2039] <... set_robust_list resumed>) = 0 [pid 2038] <... futex resumed>) = 0 [pid 2037] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2036] <... socket resumed>) = 3 [pid 2035] <... futex resumed>) = 0 [pid 2032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2027] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2026] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2023] <... futex resumed>) = 1 [pid 2038] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2036] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2035] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2032] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2036] <... futex resumed>) = 0 [pid 2035] <... socket resumed>) = 4 [pid 2032] <... futex resumed>) = 0 [pid 2038] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2036] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2035] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2032] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2039] rt_sigprocmask(SIG_SETMASK, [] [pid 2038] <... connect resumed>) = 0 [pid 2037] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2035] <... futex resumed>) = 0 [pid 2027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2026] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2023] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2038] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2035] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2038] <... futex resumed>) = 1 [pid 2032] <... futex resumed>) = 0 [pid 2038] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2032] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2039] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2037] <... prctl resumed>) = 0 [pid 2032] <... futex resumed>) = 0 [pid 2027] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2026] <... futex resumed>) = 0 [pid 2023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2039] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2038] sendfile(-1, -1, [3 [pid 2037] setpgid(0, 0 [pid 2032] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2038] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2038] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2032] <... futex resumed>) = 0 [pid 2038] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2032] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2032] <... futex resumed>) = 0 [pid 2038] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2032] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2039] <... socket resumed>) = 3 [pid 2038] <... clone3 resumed>) = 2040 [ 42.873137][ T1953] ____fput+0x15/0x20 [ 42.878376][ T1953] task_work_run+0x127/0x190 [ 42.883545][ T1953] do_exit+0xa7c/0x24e0 [ 42.887800][ T1953] ? __kasan_check_write+0x14/0x20 [ 42.893316][ T1953] ? switch_fpu_return+0x19c/0x330 [ 42.898716][ T1953] ? put_task_struct+0x90/0x90 [ 42.904713][ T1953] ? fpu__clear_all+0x20/0x20 [ 42.909528][ T1953] ? __kasan_check_read+0x11/0x20 [ 42.915105][ T1953] __x64_sys_exit+0x40/0x40 [ 42.919896][ T1953] do_syscall_64+0x31/0x40 [pid 2037] <... setpgid resumed>) = 0 [pid 2036] <... futex resumed>) = 0 [pid 2027] <... futex resumed>) = 1 [pid 2026] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2023] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2038] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2036] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2038] <... futex resumed>) = 1 [pid 2036] <... socket resumed>) = 4 [pid 2032] <... futex resumed>) = 0 [pid 2038] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2036] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2032] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2039] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2036] <... futex resumed>) = 0 [pid 2035] <... futex resumed>) = 0 [pid 2032] <... futex resumed>) = 0 [pid 2026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2023] <... futex resumed>) = 1 [pid 2039] <... futex resumed>) = 0 [pid 2038] ioctl(3, PPPIOCSFLAGS, 0 [pid 2036] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2035] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2032] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2027] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2038] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 2035] <... connect resumed>) = -1 EEXIST (File exists) [pid 2038] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2035] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2038] <... futex resumed>) = 1 [pid 2035] <... futex resumed>) = 0 [pid 2032] <... futex resumed>) = 0 [pid 2039] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2038] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2037] <... openat resumed>) = 3 [pid 2035] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2032] exit_group(0 [pid 2027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2026] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2023] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2038] <... futex resumed>) = ? [pid 2032] <... exit_group resumed>) = ? [pid 2038] +++ exited with 0 +++ [pid 2032] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2032, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2039] <... socket resumed>) = 4 [pid 2037] write(3, "1000", 4 [pid 2027] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2026] <... futex resumed>) = 0 [pid 2023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2041 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2041 attached [pid 2041] set_robust_list(0x5555656516a0, 24) = 0 [pid 2041] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2039] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2039] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2041] setpgid(0, 0) = 0 [pid 2037] <... write resumed>) = 4 [pid 2036] <... futex resumed>) = 0 [pid 2027] <... futex resumed>) = 1 [pid 2026] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2023] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2037] close(3 [pid 2036] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2036] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2036] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2041] write(3, "1000", 4) = 4 [pid 2041] close(3) = 0 [pid 2041] write(1, "executing program\n", 18) = 18 [pid 2041] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 2041] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2041] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2041] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2041] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2027] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2041] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2035] <... futex resumed>) = 0 [pid 2023] <... futex resumed>) = 1 [pid 2037] <... close resumed>) = 0 [pid 2035] sendfile(-1, -1, [3 [pid 2041] <... clone3 resumed> => {parent_tid=[2042]}, 88) = 2042 [pid 2035] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2041] rt_sigprocmask(SIG_SETMASK, [] [pid 2035] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2041] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2035] <... futex resumed>) = 0 [pid 2041] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2035] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2041] <... futex resumed>) = 0 [pid 2041] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2042 attached [pid 2042] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2042] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2042] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2042] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2041] <... futex resumed>) = 0 [pid 2041] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2041] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2042] <... futex resumed>) = 1 [pid 2042] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2042] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2041] <... futex resumed>) = 0 [pid 2041] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2041] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2042] <... futex resumed>) = 1 [pid 2042] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2042] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2041] <... futex resumed>) = 0 [pid 2041] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2041] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2042] <... futex resumed>) = 1 [pid 2042] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2042] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2041] <... futex resumed>) = 0 [pid 2041] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2041] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2042] <... futex resumed>) = 1 [pid 2042] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 2043 [pid 2042] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2037] write(1, "executing program\n", 18 [pid 2026] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2023] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2039] <... futex resumed>) = 0 [pid 2037] <... write resumed>) = 18 [pid 2027] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2026] <... futex resumed>) = 1 [pid 2023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2039] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2037] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2036] <... futex resumed>) = 0 [pid 2027] <... futex resumed>) = 1 [pid 2026] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2023] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2039] <... connect resumed>) = -1 EEXIST (File exists) [pid 2037] <... futex resumed>) = 0 [pid 2036] sendfile(-1, -1, [3 [pid 2035] <... futex resumed>) = 0 [pid 2027] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2023] <... futex resumed>) = 1 executing program [pid 2039] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2037] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2036] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2035] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2023] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2039] <... futex resumed>) = 1 [pid 2037] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2036] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2035] <... clone3 resumed>) = 2044 [pid 2026] <... futex resumed>) = 0 [pid 2039] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2037] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2036] <... futex resumed>) = 1 [pid 2035] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2027] <... futex resumed>) = 0 [pid 2026] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2037] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2036] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2035] <... futex resumed>) = 1 [pid 2027] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2026] <... futex resumed>) = 0 [pid 2023] <... futex resumed>) = 0 [pid 2042] <... futex resumed>) = 1 [pid 2041] <... futex resumed>) = 0 [pid 2039] sendfile(-1, -1, [3 [pid 2037] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2035] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2027] <... futex resumed>) = 0 [pid 2026] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2023] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2042] ioctl(3, PPPIOCSFLAGS, 0 [pid 2041] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2039] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2037] <... mmap resumed>) = 0x7ff80b96e000 [pid 2036] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2027] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2023] <... futex resumed>) = 0 [pid 2042] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2041] <... futex resumed>) = 0 [ 42.924660][ T1953] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 42.931168][ T1953] RIP: 0033:0x7ff80b9ae199 [ 42.935825][ T1953] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 42.943566][ T1953] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 42.952349][ T1953] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [pid 2039] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2037] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2036] <... clone3 resumed>) = 2045 [pid 2035] ioctl(3, PPPIOCSFLAGS, 0 [pid 2023] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2042] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2041] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2039] <... futex resumed>) = 1 [pid 2036] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2035] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2042] <... futex resumed>) = 0 [pid 2041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2039] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2036] <... futex resumed>) = 1 [pid 2035] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2042] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2041] exit_group(0 [pid 2036] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2035] <... futex resumed>) = 0 [pid 2042] <... futex resumed>) = ? [pid 2041] <... exit_group resumed>) = ? [pid 2035] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2042] +++ exited with 0 +++ [pid 2041] +++ exited with 0 +++ [pid 2037] <... mprotect resumed>) = 0 [pid 2027] <... futex resumed>) = 0 [pid 2026] <... futex resumed>) = 0 [pid 2023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2037] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2027] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2026] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2023] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2041, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 2039] <... futex resumed>) = 0 [pid 2037] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2036] <... futex resumed>) = 0 [pid 2035] <... futex resumed>) = ? [pid 2027] <... futex resumed>) = 1 [pid 2026] <... futex resumed>) = 1 [pid 2023] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2039] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2037] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2036] ioctl(3, PPPIOCSFLAGS, 0 [pid 2035] +++ exited with 0 +++ [pid 2027] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2026] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2039] <... clone3 resumed>) = 2046 [pid 2036] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2023] +++ exited with 0 +++ [pid 2039] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2037] <... clone3 resumed> => {parent_tid=[2047]}, 88) = 2047 [pid 2036] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2039] <... futex resumed>) = 1 [pid 2037] rt_sigprocmask(SIG_SETMASK, [] [pid 2036] <... futex resumed>) = 1 [pid 2027] <... futex resumed>) = 0 [pid 2026] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2039] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2037] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2036] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2037] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2027] exit_group(0 [pid 2026] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2039] <... futex resumed>) = 0 [pid 2037] <... futex resumed>) = 0 [pid 2036] <... futex resumed>) = ? [pid 2027] <... exit_group resumed>) = ? [pid 2026] <... futex resumed>) = 1 [pid 2039] ioctl(3, PPPIOCSFLAGS, 0 [pid 2037] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2036] +++ exited with 0 +++ [pid 2039] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2039] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2027] +++ exited with 0 +++ [pid 2026] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2039] <... futex resumed>) = 0 [pid 2026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2039] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2026] exit_group(0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2039] <... futex resumed>) = ? [pid 2026] <... exit_group resumed>) = ? [pid 2039] +++ exited with 0 +++ [pid 2026] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2047 attached [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 2047] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2047] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2047] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2047] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2047] <... socket resumed>) = 3 [pid 2047] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2050 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2048 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2049 [pid 2047] <... futex resumed>) = 1 [pid 2037] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2047] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2037] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2047] <... socket resumed>) = 4 [pid 2037] <... futex resumed>) = 0 [pid 2047] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2037] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2047] <... futex resumed>) = 0 [pid 2037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2047] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2037] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2037] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2047] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2037] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2047] <... connect resumed>) = -1 EEXIST (File exists) [pid 2047] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2037] <... futex resumed>) = 0 [pid 2047] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2037] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2037] <... futex resumed>) = 0 [pid 2047] sendfile(-1, -1, [3 [pid 2037] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2047] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2047] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2037] <... futex resumed>) = 0 [pid 2047] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2037] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2037] <... futex resumed>) = 0 [pid 2047] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2037] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2049 attached [pid 2047] <... clone3 resumed>) = 2051 [pid 2047] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2037] <... futex resumed>) = 0 [pid 2047] ioctl(3, PPPIOCSFLAGS, 0 [pid 2037] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2047] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2037] <... futex resumed>) = 0 [pid 2047] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2037] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2047] <... futex resumed>) = 0 [pid 2037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2047] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2037] exit_group(0 [pid 2047] <... futex resumed>) = ? [pid 2037] <... exit_group resumed>) = ? [pid 2049] set_robust_list(0x5555656516a0, 24 [pid 2047] +++ exited with 0 +++ [pid 2037] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2049] <... set_robust_list resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2048 attached [pid 2049] rt_sigprocmask(SIG_SETMASK, [] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2048] set_robust_list(0x5555656516a0, 24) = 0 [pid 2048] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2048] setpgid(0, 0) = 0 [pid 2048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2049] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2052 [pid 2048] <... openat resumed>) = 3 [pid 2048] write(3, "1000", 4) = 4 [pid 2048] close(3) = 0 [pid 2048] write(1, "executing program\n", 18) = 18 [pid 2049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2048] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2049] <... prctl resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2048] <... futex resumed>) = 0 [pid 2048] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2048] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2048] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2048] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2049] setpgid(0, 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2048] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2048] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2049] <... setpgid resumed>) = 0 [pid 2048] <... clone3 resumed> => {parent_tid=[2053]}, 88) = 2053 [pid 2048] rt_sigprocmask(SIG_SETMASK, [] [pid 2049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 2050 attached [pid 2048] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2048] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2050] set_robust_list(0x5555656516a0, 24 [pid 2048] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2050] <... set_robust_list resumed>) = 0 [pid 2049] <... openat resumed>) = 3 [pid 2050] rt_sigprocmask(SIG_SETMASK, [] [pid 2049] write(3, "1000", 4 [pid 2050] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2049] <... write resumed>) = 4 [pid 2050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2049] close(3 [pid 2050] <... prctl resumed>) = 0 [pid 2049] <... close resumed>) = 0 [pid 2049] write(1, "executing program\n", 18 [pid 2050] setpgid(0, 0 [pid 2049] <... write resumed>) = 18 [pid 2050] <... setpgid resumed>) = 0 [pid 2049] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2049] <... futex resumed>) = 0 [pid 2050] <... openat resumed>) = 3 [pid 2049] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2050] write(3, "1000", 4 [pid 2049] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2050] <... write resumed>) = 4 executing program executing program [pid 2049] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2050] close(3 [pid 2049] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2050] <... close resumed>) = 0 [pid 2049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2050] write(1, "executing program\n", 18 [pid 2049] <... mmap resumed>) = 0x7ff80b96e000 [pid 2050] <... write resumed>) = 18 [pid 2049] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2050] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2049] <... mprotect resumed>) = 0 [pid 2050] <... futex resumed>) = 0 [pid 2050] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2049] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2050] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2050] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2049] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2050] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2050] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2050] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2049] <... clone3 resumed> => {parent_tid=[2054]}, 88) = 2054 [pid 2050] <... mprotect resumed>) = 0 [pid 2049] rt_sigprocmask(SIG_SETMASK, [] [pid 2050] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2049] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2050] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2049] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2050] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2049] <... futex resumed>) = 0 [pid 2049] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2050] <... clone3 resumed> => {parent_tid=[2055]}, 88) = 2055 [pid 2050] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2050] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 2050] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2052 attached [pid 2052] set_robust_list(0x5555656516a0, 24) = 0 [pid 2052] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2052] setpgid(0, 0) = 0 [pid 2052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2052] write(3, "1000", 4) = 4 [pid 2052] close(3) = 0 [pid 2052] write(1, "executing program\n", 18) = 18 [pid 2052] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2052] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2052] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2052] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2052] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2052] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2052] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2056]}, 88) = 2056 [pid 2052] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2052] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2052] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2053 attached [pid 2053] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2053] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2053] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2053] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2048] <... futex resumed>) = 0 [pid 2048] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2048] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2053] <... futex resumed>) = 1 ci2-android-5-10/strace-static-x86_64: Process 2055 attached [pid 2053] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2055] set_robust_list(0x7ff80b98e9a0, 24 [pid 2053] <... socket resumed>) = 4 [pid 2055] <... set_robust_list resumed>) = 0 [pid 2055] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2055] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2053] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2048] <... futex resumed>) = 0 executing program [pid 2055] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2053] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2048] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2056 attached ci2-android-5-10/strace-static-x86_64: Process 2054 attached [pid 2055] <... futex resumed>) = 1 [pid 2053] <... connect resumed>) = -1 EEXIST (File exists) [pid 2050] <... futex resumed>) = 0 [pid 2048] <... futex resumed>) = 0 [pid 2055] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2053] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2050] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2048] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2055] <... socket resumed>) = 4 [pid 2053] <... futex resumed>) = 0 [pid 2050] <... futex resumed>) = 0 [pid 2048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2055] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2054] set_robust_list(0x7ff80b98e9a0, 24 [pid 2053] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2050] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2048] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2055] <... futex resumed>) = 0 [pid 2053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2048] <... futex resumed>) = 0 [pid 2055] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2053] sendfile(-1, -1, [3 [pid 2050] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2048] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2055] <... connect resumed>) = -1 EEXIST (File exists) [pid 2053] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2050] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2055] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2054] <... set_robust_list resumed>) = 0 [pid 2053] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2050] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2055] <... futex resumed>) = 0 [pid 2053] <... futex resumed>) = 1 [pid 2050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2048] <... futex resumed>) = 0 [pid 2055] sendfile(-1, -1, [3 [pid 2053] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2050] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2048] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2055] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2050] <... futex resumed>) = 0 [pid 2048] <... futex resumed>) = 0 [pid 2055] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2053] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2050] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2048] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2056] set_robust_list(0x7ff80b98e9a0, 24 [pid 2055] <... futex resumed>) = 0 [pid 2054] rt_sigprocmask(SIG_SETMASK, [] [pid 2053] <... clone3 resumed>) = 2058 [pid 2050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2055] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2053] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2050] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2056] <... set_robust_list resumed>) = 0 [pid 2055] <... clone3 resumed>) = 2059 [pid 2054] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2053] <... futex resumed>) = 1 [pid 2050] <... futex resumed>) = 0 [pid 2048] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2057 [pid 2055] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2054] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2053] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2050] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2048] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2055] <... futex resumed>) = 0 [pid 2053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2048] <... futex resumed>) = 0 [pid 2056] rt_sigprocmask(SIG_SETMASK, [] [pid 2054] <... socket resumed>) = 3 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2055] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2053] ioctl(3, PPPIOCSFLAGS, 0 [pid 2050] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2048] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2053] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2050] <... futex resumed>) = 0 [pid 2055] ioctl(3, PPPIOCSFLAGS, 0 [pid 2053] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2050] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2055] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2053] <... futex resumed>) = 1 [pid 2048] <... futex resumed>) = 0 [pid 2056] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2055] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2054] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2053] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2048] exit_group(0 [pid 2055] <... futex resumed>) = 1 [pid 2053] <... futex resumed>) = ? [pid 2050] <... futex resumed>) = 0 [pid 2048] <... exit_group resumed>) = ? [pid 2056] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2055] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2054] <... futex resumed>) = 1 [pid 2053] +++ exited with 0 +++ [pid 2050] exit_group(0 [pid 2049] <... futex resumed>) = 0 [pid 2048] +++ exited with 0 +++ [pid 2055] <... futex resumed>) = ? [pid 2050] <... exit_group resumed>) = ? [pid 2049] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2057 attached [pid 2056] <... socket resumed>) = 3 [pid 2055] +++ exited with 0 +++ [pid 2054] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2050] +++ exited with 0 +++ [pid 2049] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2049] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2054] <... socket resumed>) = 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2056] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2054] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2056] <... futex resumed>) = 1 [pid 2052] <... futex resumed>) = 0 [pid 2049] <... futex resumed>) = 0 [pid 2054] <... futex resumed>) = 1 [pid 2057] set_robust_list(0x5555656516a0, 24 [pid 2056] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2052] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2049] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2052] <... futex resumed>) = 0 [pid 2056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2052] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2049] <... futex resumed>) = 0 [pid 2056] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2054] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2049] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2057] <... set_robust_list resumed>) = 0 [pid 2056] <... socket resumed>) = 4 [pid 2054] <... connect resumed>) = -1 EEXIST (File exists) [pid 2057] rt_sigprocmask(SIG_SETMASK, [] [pid 2056] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2054] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2057] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2056] <... futex resumed>) = 1 [pid 2054] <... futex resumed>) = 1 [pid 2052] <... futex resumed>) = 0 [pid 2049] <... futex resumed>) = 0 [pid 2057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2056] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2054] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2052] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2049] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 2057] <... prctl resumed>) = 0 [pid 2056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2052] <... futex resumed>) = 0 [pid 2049] <... futex resumed>) = 0 [pid 2057] setpgid(0, 0 [pid 2056] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2054] sendfile(-1, -1, [3 [pid 2052] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2049] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2057] <... setpgid resumed>) = 0 [pid 2056] <... connect resumed>) = -1 EEXIST (File exists) [pid 2054] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2056] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2054] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2057] <... openat resumed>) = 3 [pid 2056] <... futex resumed>) = 1 [pid 2054] <... futex resumed>) = 1 [pid 2052] <... futex resumed>) = 0 [pid 2049] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2057] write(3, "1000", 4 [pid 2056] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2054] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2052] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2049] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2057] <... write resumed>) = 4 [pid 2056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2052] <... futex resumed>) = 0 [pid 2049] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2060 attached [pid 2057] close(3 [pid 2056] sendfile(-1, -1, [3 [pid 2054] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2052] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2049] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2060] set_robust_list(0x5555656516a0, 24 [pid 2057] <... close resumed>) = 0 [pid 2056] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2060 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2061 [pid 2060] <... set_robust_list resumed>) = 0 [pid 2056] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2060] rt_sigprocmask(SIG_SETMASK, [] [pid 2057] write(1, "executing program\n", 18 [pid 2056] <... futex resumed>) = 1 [pid 2054] <... clone3 resumed>) = 2062 [pid 2052] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 2060] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2057] <... write resumed>) = 18 [pid 2056] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2054] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2052] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2057] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2054] <... futex resumed>) = 1 [pid 2052] <... futex resumed>) = 0 [pid 2049] <... futex resumed>) = 0 [pid 2060] <... prctl resumed>) = 0 [pid 2057] <... futex resumed>) = 0 [pid 2056] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2054] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2052] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2049] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2060] setpgid(0, 0 [pid 2049] <... futex resumed>) = 0 [pid 2060] <... setpgid resumed>) = 0 [pid 2049] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2060] write(3, "1000", 4) = 4 [pid 2060] close(3) = 0 [pid 2056] <... clone3 resumed>) = 2063 [pid 2054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2057] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2060] write(1, "executing program\n", 18 [pid 2057] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2056] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2054] ioctl(3, PPPIOCSFLAGS, 0 [pid 2060] <... write resumed>) = 18 [pid 2057] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2056] <... futex resumed>) = 1 [pid 2054] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2052] <... futex resumed>) = 0 executing program [pid 2060] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2057] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2056] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2054] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2052] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2060] <... futex resumed>) = 0 [pid 2057] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2052] <... futex resumed>) = 0 [pid 2060] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2052] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2054] <... futex resumed>) = 1 [pid 2060] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2057] <... mmap resumed>) = 0x7ff80b96e000 [pid 2056] ioctl(3, PPPIOCSFLAGS, 0 [pid 2054] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2049] <... futex resumed>) = 0 [pid 2057] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2056] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2060] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2057] <... mprotect resumed>) = 0 [pid 2056] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2049] exit_group(0 [pid 2060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2056] <... futex resumed>) = 1 [pid 2052] <... futex resumed>) = 0 [pid 2054] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 2049] <... exit_group resumed>) = ? [pid 2060] <... mmap resumed>) = 0x7ff80b96e000 [pid 2057] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2056] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2052] exit_group(0 [pid 2054] +++ exited with 0 +++ [pid 2060] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2052] <... exit_group resumed>) = ? [pid 2060] <... mprotect resumed>) = 0 [pid 2060] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2049] +++ exited with 0 +++ [pid 2057] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2056] <... futex resumed>) = ? [pid 2060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2060] <... clone3 resumed> => {parent_tid=[2064]}, 88) = 2064 [pid 2060] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2060] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2056] +++ exited with 0 +++ [pid 2052] +++ exited with 0 +++ [pid 2060] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2057] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 2064 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2057] <... clone3 resumed> => {parent_tid=[2065]}, 88) = 2065 [pid 2064] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2064] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2064] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2064] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2060] <... futex resumed>) = 0 [pid 2060] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2060] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2064] <... futex resumed>) = 1 [pid 2064] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2057] rt_sigprocmask(SIG_SETMASK, [] [pid 2064] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2057] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2060] <... futex resumed>) = 0 [pid 2057] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2060] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2057] <... futex resumed>) = 0 [ 42.975786][ T1953] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 42.991773][ T1953] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 43.000311][ T1953] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 43.009429][ T1953] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 43.018102][ T1953] ---[ end trace c1d415d37a8f89db ]--- [pid 2060] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2057] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2064] <... futex resumed>) = 1 [pid 2064] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2064] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2060] <... futex resumed>) = 0 [pid 2060] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2060] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2064] <... futex resumed>) = 1 [pid 2064] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2064] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2060] <... futex resumed>) = 0 [pid 2060] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2060] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2064] <... futex resumed>) = 1 [pid 2064] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 2061 attached ci2-android-5-10/strace-static-x86_64: Process 2065 attached [pid 2061] set_robust_list(0x5555656516a0, 24 [pid 2065] set_robust_list(0x7ff80b98e9a0, 24 [pid 2064] <... clone3 resumed>) = 2066 [pid 2061] <... set_robust_list resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2064] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2064] <... futex resumed>) = 1 [pid 2060] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2064] ioctl(3, PPPIOCSFLAGS, 0 [pid 2060] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2064] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2060] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2064] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2060] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2064] <... futex resumed>) = 0 [pid 2060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2067 [pid 2064] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2060] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2068 [pid 2064] <... futex resumed>) = ? [pid 2060] <... exit_group resumed>) = ? [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2068 attached ci2-android-5-10/strace-static-x86_64: Process 2067 attached [pid 2065] <... set_robust_list resumed>) = 0 [pid 2064] +++ exited with 0 +++ [pid 2061] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2068] set_robust_list(0x5555656516a0, 24 [pid 2067] set_robust_list(0x5555656516a0, 24 [pid 2065] rt_sigprocmask(SIG_SETMASK, [] [pid 2061] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2060] +++ exited with 0 +++ [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2065] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2065] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2061] <... prctl resumed>) = 0 [pid 2065] <... socket resumed>) = 3 [pid 2061] setpgid(0, 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2068] <... set_robust_list resumed>) = 0 [pid 2065] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2061] <... setpgid resumed>) = 0 [pid 2065] <... futex resumed>) = 1 [pid 2061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2068] rt_sigprocmask(SIG_SETMASK, [] [pid 2067] <... set_robust_list resumed>) = 0 [pid 2065] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2061] <... openat resumed>) = 3 [pid 2057] <... futex resumed>) = 0 [pid 2061] write(3, "1000", 4) = 4 [pid 2061] close(3) = 0 [pid 2061] write(1, "executing program\n", 18) = 18 executing program [pid 2061] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2061] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2061] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2061] <... mmap resumed>) = 0x7ff80b96e000 [pid 2057] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2067] rt_sigprocmask(SIG_SETMASK, [] [pid 2061] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2061] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2057] <... futex resumed>) = 0 [pid 2068] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2067] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2065] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2061] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2069]}, 88) = 2069 [pid 2061] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2061] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2061] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2057] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2069 attached [pid 2065] <... socket resumed>) = 4 [pid 2069] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2069] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2069] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2065] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2069] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2065] <... futex resumed>) = 1 [pid 2057] <... futex resumed>) = 0 [pid 2061] <... futex resumed>) = 0 [pid 2057] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2061] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2065] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2057] <... futex resumed>) = 0 [pid 2061] <... futex resumed>) = 0 [pid 2057] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2065] <... connect resumed>) = -1 EEXIST (File exists) [pid 2061] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2069] <... futex resumed>) = 1 [pid 2069] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2067] <... prctl resumed>) = 0 [pid 2065] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2069] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2061] <... futex resumed>) = 0 [pid 2061] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2061] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2069] <... futex resumed>) = 1 [pid 2069] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2069] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2061] <... futex resumed>) = 0 [pid 2061] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2061] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2065] <... futex resumed>) = 1 [pid 2057] <... futex resumed>) = 0 [pid 2069] <... futex resumed>) = 1 [pid 2069] sendfile(-1, -1, [3 [pid 2057] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2067] setpgid(0, 0 [pid 2065] sendfile(-1, -1, [3 [pid 2057] <... futex resumed>) = 0 [pid 2065] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2067] <... setpgid resumed>) = 0 [pid 2065] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2057] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2065] <... futex resumed>) = 0 [pid 2057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2069] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2065] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2057] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2069] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2061] <... futex resumed>) = 0 [pid 2061] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2061] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2069] <... futex resumed>) = 1 [pid 2069] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2065] <... clone3 resumed>) = 2070 [pid 2057] <... futex resumed>) = 0 [pid 2057] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2065] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2057] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2065] <... futex resumed>) = 0 [pid 2057] <... futex resumed>) = 0 [pid 2057] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2065] ioctl(3, PPPIOCSFLAGS, 0 [pid 2067] <... openat resumed>) = 3 [pid 2065] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2069] <... clone3 resumed>) = 2071 [pid 2069] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2067] write(3, "1000", 4 [pid 2065] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2061] <... futex resumed>) = 0 [pid 2061] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2067] <... write resumed>) = 4 [pid 2065] <... futex resumed>) = 1 [pid 2061] <... futex resumed>) = 0 [pid 2057] <... futex resumed>) = 0 [pid 2061] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2069] <... futex resumed>) = 1 [pid 2069] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2057] exit_group(0 [pid 2065] ???( [pid 2057] <... exit_group resumed>) = ? [pid 2067] close(3 [pid 2065] <... ??? resumed>) = ? [pid 2069] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2061] <... futex resumed>) = 0 [pid 2061] exit_group(0) = ? [pid 2069] <... futex resumed>) = ? [pid 2065] +++ exited with 0 +++ [pid 2057] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2067] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 2067] write(1, "executing program\n", 18) = 18 executing program [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 2067] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2069] +++ exited with 0 +++ [pid 2061] +++ exited with 0 +++ [pid 2067] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2072 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2067] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2067] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2067] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2067] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2068] setpgid(0, 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2073 [pid 2067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0ci2-android-5-10/strace-static-x86_64: Process 2073 attached ci2-android-5-10/strace-static-x86_64: Process 2072 attached [pid 2068] <... setpgid resumed>) = 0 [pid 2067] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2067] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2067] <... mprotect resumed>) = 0 [pid 2073] set_robust_list(0x5555656516a0, 24 [pid 2072] set_robust_list(0x5555656516a0, 24 [pid 2073] <... set_robust_list resumed>) = 0 [pid 2072] <... set_robust_list resumed>) = 0 [pid 2073] rt_sigprocmask(SIG_SETMASK, [] [pid 2072] rt_sigprocmask(SIG_SETMASK, [] [pid 2068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2067] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2074]}, 88) = 2074 [pid 2067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2067] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2067] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2074 attached [pid 2074] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2074] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2074] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2072] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2073] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2074] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2067] <... futex resumed>) = 0 [pid 2067] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2067] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2074] <... futex resumed>) = 1 [pid 2074] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2072] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2074] <... socket resumed>) = 4 [pid 2074] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2067] <... futex resumed>) = 0 [pid 2067] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2067] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2074] <... futex resumed>) = 1 [pid 2074] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2072] <... prctl resumed>) = 0 [pid 2073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2072] setpgid(0, 0 [pid 2068] <... openat resumed>) = 3 [pid 2074] <... connect resumed>) = 0 [pid 2072] <... setpgid resumed>) = 0 [pid 2073] <... prctl resumed>) = 0 [pid 2068] write(3, "1000", 4 [pid 2074] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2067] <... futex resumed>) = 0 [pid 2067] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2067] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2074] <... futex resumed>) = 1 [pid 2074] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2072] <... openat resumed>) = 3 [pid 2074] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2067] <... futex resumed>) = 0 [pid 2067] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2067] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2073] setpgid(0, 0 [pid 2072] write(3, "1000", 4 [pid 2074] <... futex resumed>) = 1 [pid 2074] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2073] <... setpgid resumed>) = 0 [pid 2072] <... write resumed>) = 4 [pid 2068] <... write resumed>) = 4 [pid 2072] close(3) = 0 [pid 2072] write(1, "executing program\n", 18) = 18 [pid 2072] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2074] <... clone3 resumed>) = 2075 [pid 2072] <... futex resumed>) = 0 [pid 2074] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2072] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2074] <... futex resumed>) = 1 [pid 2067] <... futex resumed>) = 0 [pid 2074] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2072] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2067] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2072] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2067] <... futex resumed>) = 0 [pid 2074] ioctl(3, PPPIOCSFLAGS, 0 [pid 2067] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2074] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 2073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 2074] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2072] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2067] <... futex resumed>) = 0 [pid 2074] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2067] exit_group(0 [pid 2073] <... openat resumed>) = 3 [pid 2074] <... futex resumed>) = ? [pid 2067] <... exit_group resumed>) = ? [pid 2073] write(3, "1000", 4 [pid 2074] +++ exited with 0 +++ [pid 2072] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2072] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2072] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2067] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2076 attached [pid 2073] <... write resumed>) = 4 [pid 2072] <... clone3 resumed> => {parent_tid=[2076]}, 88) = 2076 [pid 2073] close(3 [pid 2076] set_robust_list(0x7ff80b98e9a0, 24 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2076] <... set_robust_list resumed>) = 0 [pid 2073] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2072] rt_sigprocmask(SIG_SETMASK, [] [pid 2073] write(1, "executing program\n", 18 [pid 2076] rt_sigprocmask(SIG_SETMASK, [] [pid 2068] close(3 [pid 299] <... restart_syscall resumed>) = 0 [pid 2076] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2073] <... write resumed>) = 18 [pid 2068] <... close resumed>) = 0 [pid 2076] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2072] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2073] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2068] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2073] <... futex resumed>) = 0 [pid 2068] <... write resumed>) = 18 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2073] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2068] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2073] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2068] <... futex resumed>) = 0 [pid 2072] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 executing program executing program [pid 2072] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2077 attached [pid 2076] <... futex resumed>) = 0 [pid 2073] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2068] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2076] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2073] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2077 [pid 2073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2068] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2073] <... mmap resumed>) = 0x7ff80b96e000 [pid 2068] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2073] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2068] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2076] <... socket resumed>) = 3 [pid 2073] <... mprotect resumed>) = 0 [pid 2068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2077] set_robust_list(0x5555656516a0, 24 [pid 2076] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2073] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2068] <... mmap resumed>) = 0x7ff80b96e000 [pid 2073] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2076] <... futex resumed>) = 1 [pid 2073] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2068] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2072] <... futex resumed>) = 0 [pid 2073] <... clone3 resumed> => {parent_tid=[2078]}, 88) = 2078 [pid 2072] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2076] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2073] rt_sigprocmask(SIG_SETMASK, [] [pid 2068] <... mprotect resumed>) = 0 [pid 2073] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2072] <... futex resumed>) = 0 [pid 2072] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2077] <... set_robust_list resumed>) = 0 [pid 2073] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2077] rt_sigprocmask(SIG_SETMASK, [] [pid 2073] <... futex resumed>) = 0 [pid 2068] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2076] <... socket resumed>) = 4 [pid 2073] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2068] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2076] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2077] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2076] <... futex resumed>) = 1 [pid 2072] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 2072] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2072] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2076] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2068] <... clone3 resumed> => {parent_tid=[2079]}, 88) = 2079 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2077] setpgid(0, 0) = 0 [pid 2077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2068] rt_sigprocmask(SIG_SETMASK, [] [pid 2076] <... connect resumed>) = -1 EEXIST (File exists) [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2080 [pid 2077] write(3, "1000", 4 [pid 2068] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2076] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2077] <... write resumed>) = 4 [pid 2068] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2076] <... futex resumed>) = 1 [pid 2068] <... futex resumed>) = 0 [pid 2076] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2072] <... futex resumed>) = 0 [pid 2072] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2072] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2068] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2077] close(3) = 0 [pid 2077] write(1, "executing program\n", 18) = 18 [pid 2077] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 2077] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2077] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2077] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2077] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 2080 attached [pid 2076] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2077] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2076] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2076] <... futex resumed>) = 1 [pid 2072] <... futex resumed>) = 0 [pid 2072] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2077] <... clone3 resumed> => {parent_tid=[2081]}, 88) = 2081 [pid 2076] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2072] <... futex resumed>) = 0 [pid 2077] rt_sigprocmask(SIG_SETMASK, [] [pid 2072] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2077] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2077] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2077] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2079 attached [pid 2079] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2079] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2076] <... clone3 resumed>) = 2082 [pid 2079] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2079] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2068] <... futex resumed>) = 0 [pid 2068] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2068] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2079] <... futex resumed>) = 1 [pid 2079] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2079] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2068] <... futex resumed>) = 0 [pid 2068] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2068] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2079] <... futex resumed>) = 1 [pid 2079] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2079] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2068] <... futex resumed>) = 0 [pid 2068] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2068] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2079] <... futex resumed>) = 1 [pid 2079] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2079] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2068] <... futex resumed>) = 0 [pid 2079] <... futex resumed>) = 1 [pid 2068] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2079] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2068] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2078 attached [pid 2080] set_robust_list(0x5555656516a0, 24 [pid 2079] <... clone3 resumed>) = 2083 [pid 2076] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2068] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2080] <... set_robust_list resumed>) = 0 [pid 2076] <... futex resumed>) = 1 [pid 2072] <... futex resumed>) = 0 [pid 2076] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2072] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2080] rt_sigprocmask(SIG_SETMASK, [] [pid 2076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2072] <... futex resumed>) = 0 [pid 2080] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2079] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2076] ioctl(3, PPPIOCSFLAGS, 0 [pid 2072] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2079] <... futex resumed>) = 1 [pid 2076] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2068] <... futex resumed>) = 0 [pid 2080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2079] ioctl(3, PPPIOCSFLAGS, 0 [pid 2076] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2068] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2080] <... prctl resumed>) = 0 [pid 2079] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2076] <... futex resumed>) = 1 [pid 2072] <... futex resumed>) = 0 [pid 2068] <... futex resumed>) = 0 [pid 2080] setpgid(0, 0 [pid 2079] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2078] set_robust_list(0x7ff80b98e9a0, 24 [pid 2076] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2072] exit_group(0 [pid 2068] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2080] <... setpgid resumed>) = 0 [pid 2079] <... futex resumed>) = 0 [pid 2078] <... set_robust_list resumed>) = 0 [pid 2076] <... futex resumed>) = ? [pid 2072] <... exit_group resumed>) = ? [pid 2068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2079] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2078] rt_sigprocmask(SIG_SETMASK, [] [pid 2076] +++ exited with 0 +++ [pid 2072] +++ exited with 0 +++ [pid 2068] exit_group(0ci2-android-5-10/strace-static-x86_64: Process 2081 attached [pid 2079] <... futex resumed>) = ? [pid 2068] <... exit_group resumed>) = ? [pid 2081] set_robust_list(0x7ff80b98e9a0, 24 [pid 2080] <... openat resumed>) = 3 [pid 2079] +++ exited with 0 +++ [pid 2078] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2068] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2081] <... set_robust_list resumed>) = 0 [pid 2080] write(3, "1000", 4 [pid 2078] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2081] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... restart_syscall resumed>) = 0 [pid 2080] <... write resumed>) = 4 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2080] close(3 [pid 2078] <... socket resumed>) = 3 [pid 2081] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2081] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2080] <... close resumed>) = 0 [pid 2078] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2081] <... socket resumed>) = 3 [pid 2080] write(1, "executing program\n", 18 [pid 2078] <... futex resumed>) = 1 [pid 2073] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2080] <... write resumed>) = 18 [pid 2078] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2073] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2073] <... futex resumed>) = 0 [pid 2080] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2081] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2077] <... futex resumed>) = 0 [pid 2081] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2077] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2081] <... socket resumed>) = 4 [pid 2077] <... futex resumed>) = 0 [pid 2081] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2077] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2081] <... futex resumed>) = 0 [pid 2080] <... futex resumed>) = 0 [pid 2077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 2073] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2081] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2080] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2078] <... socket resumed>) = 4 [pid 2077] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2084 [pid 2081] <... connect resumed>) = -1 EEXIST (File exists) [pid 2077] <... futex resumed>) = 0 [pid 2081] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2077] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2081] <... futex resumed>) = 0 [pid 2080] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2078] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2081] sendfile(-1, -1, [3 [pid 2077] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2081] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2080] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2078] <... futex resumed>) = 1 [pid 2077] <... futex resumed>) = 0 [pid 2073] <... futex resumed>) = 0 [pid 2081] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2077] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2081] <... futex resumed>) = 0 [pid 2080] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2078] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2073] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2081] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2078] <... connect resumed>) = -1 EEXIST (File exists) [pid 2077] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2073] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2080] <... mmap resumed>) = 0x7ff80b96e000 [pid 2078] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2077] <... futex resumed>) = 0 [pid 2073] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2081] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2080] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2078] <... futex resumed>) = 0 [pid 2077] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2081] <... clone3 resumed>) = 2085 [pid 2081] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2077] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2084 attached [pid 2081] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2077] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2084] set_robust_list(0x5555656516a0, 24 [pid 2081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2080] <... mprotect resumed>) = 0 [pid 2078] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2077] <... futex resumed>) = 0 [pid 2073] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2084] <... set_robust_list resumed>) = 0 [pid 2081] ioctl(3, PPPIOCSFLAGS, 0 [pid 2077] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2084] rt_sigprocmask(SIG_SETMASK, [] [pid 2081] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2073] <... futex resumed>) = 0 [pid 2084] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2081] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2080] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2081] <... futex resumed>) = 1 [pid 2077] <... futex resumed>) = 0 [pid 2073] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2084] <... prctl resumed>) = 0 [pid 2081] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2080] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2078] sendfile(-1, -1, [3 [pid 2077] exit_group(0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2084] setpgid(0, 0 [pid 2081] <... futex resumed>) = ? [pid 2077] <... exit_group resumed>) = ? [pid 2084] <... setpgid resumed>) = 0 [pid 2081] +++ exited with 0 +++ [pid 2077] +++ exited with 0 +++ [pid 2080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2078] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2078] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2084] <... openat resumed>) = 3 [pid 2078] <... futex resumed>) = 1 [pid 2073] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2086 [pid 2080] <... clone3 resumed> => {parent_tid=[2087]}, 88) = 2087 [pid 2078] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2073] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2080] rt_sigprocmask(SIG_SETMASK, [] [pid 2084] write(3, "1000", 4 [pid 2078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2073] <... futex resumed>) = 0 [pid 2080] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2078] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2073] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2080] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2084] <... write resumed>) = 4 [pid 2084] close(3) = 0 [pid 2084] write(1, "executing program\n", 18) = 18 [pid 2084] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2084] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2084] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2078] <... clone3 resumed>) = 2088 [pid 2080] <... futex resumed>) = 0 [pid 2084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2080] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2078] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2084] <... mmap resumed>) = 0x7ff80b96e000 executing program [pid 2084] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2084] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2084] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2078] <... futex resumed>) = 1 [pid 2073] <... futex resumed>) = 0 [pid 2078] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2084] <... clone3 resumed> => {parent_tid=[2089]}, 88) = 2089 [pid 2078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2073] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2084] rt_sigprocmask(SIG_SETMASK, [] [pid 2078] ioctl(3, PPPIOCSFLAGS, 0 [pid 2073] <... futex resumed>) = 0 [pid 2084] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2078] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2073] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2087 attached [pid 2084] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2078] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2087] set_robust_list(0x7ff80b98e9a0, 24 [pid 2084] <... futex resumed>) = 0 [pid 2078] <... futex resumed>) = 0 [pid 2087] <... set_robust_list resumed>) = 0 [pid 2084] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2078] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2073] exit_group(0 [pid 2087] rt_sigprocmask(SIG_SETMASK, [] [pid 2078] <... futex resumed>) = ? [pid 2073] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 2086 attached [pid 2087] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2078] +++ exited with 0 +++ [pid 2087] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2086] set_robust_list(0x5555656516a0, 24 [pid 2087] <... socket resumed>) = 3 [pid 2086] <... set_robust_list resumed>) = 0 [pid 2087] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2086] rt_sigprocmask(SIG_SETMASK, [] [pid 2087] <... futex resumed>) = 1 [pid 2086] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2073] +++ exited with 0 +++ [pid 2080] <... futex resumed>) = 0 [pid 2080] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2080] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2087] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2080] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2087] <... socket resumed>) = 4 [pid 2086] <... prctl resumed>) = 0 [pid 2087] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2086] setpgid(0, 0 [pid 2087] <... futex resumed>) = 1 [pid 2086] <... setpgid resumed>) = 0 [pid 2087] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2080] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 2080] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2086] <... openat resumed>) = 3 [pid 2080] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2087] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2086] write(3, "1000", 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 2089 attached [pid 2087] <... connect resumed>) = -1 EEXIST (File exists) [pid 2086] <... write resumed>) = 4 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2089] set_robust_list(0x7ff80b98e9a0, 24 [pid 2087] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2086] close(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2089] <... set_robust_list resumed>) = 0 [pid 2087] <... futex resumed>) = 1 [pid 2086] <... close resumed>) = 0 [pid 2089] rt_sigprocmask(SIG_SETMASK, [] [pid 2087] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2086] write(1, "executing program\n", 18 [pid 2089] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2086] <... write resumed>) = 18 [pid 2080] <... futex resumed>) = 0 executing program [pid 2089] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2086] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2080] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2090 [pid 2087] <... futex resumed>) = 0 [pid 2080] <... futex resumed>) = 1 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2087] sendfile(-1, -1, [3 [pid 2080] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2087] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2089] <... socket resumed>) = 3 [pid 2087] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2086] <... futex resumed>) = 0 [pid 2089] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2086] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2089] <... futex resumed>) = 1 [pid 2086] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2084] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 2089] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2087] <... futex resumed>) = 1 [pid 2086] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2084] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2080] <... futex resumed>) = 0 [pid 2089] <... socket resumed>) = 4 [pid 2086] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2084] <... futex resumed>) = 0 [pid 2080] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2089] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2087] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2084] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2080] <... futex resumed>) = 0 [pid 2089] <... futex resumed>) = 0 [pid 2086] <... mmap resumed>) = 0x7ff80b96e000 [pid 2084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2080] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2089] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2086] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2084] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2087] <... clone3 resumed>) = 2091 [pid 2086] <... mprotect resumed>) = 0 [pid 2084] <... futex resumed>) = 0 [pid 2089] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2086] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2087] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2084] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2089] <... connect resumed>) = -1 EEXIST (File exists) [pid 2086] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2089] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2089] <... futex resumed>) = 1 [pid 2084] <... futex resumed>) = 0 [pid 2089] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2086] <... clone3 resumed> => {parent_tid=[2092]}, 88) = 2092 [pid 2084] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2086] rt_sigprocmask(SIG_SETMASK, [] [pid 2084] <... futex resumed>) = 0 [pid 2089] sendfile(-1, -1, [3 [pid 2087] <... futex resumed>) = 1 [pid 2086] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2084] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2080] <... futex resumed>) = 0 [pid 2089] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2086] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2089] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2087] ioctl(3, PPPIOCSFLAGS, 0 [pid 2086] <... futex resumed>) = 0 [pid 2080] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2093 ci2-android-5-10/strace-static-x86_64: Process 2090 attached [pid 2089] <... futex resumed>) = 1 [pid 2087] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2086] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2084] <... futex resumed>) = 0 [pid 2080] <... futex resumed>) = 0 [pid 2089] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2087] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2084] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2080] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2092 attached [pid 2090] set_robust_list(0x5555656516a0, 24 [pid 2089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2087] <... futex resumed>) = 0 [pid 2084] <... futex resumed>) = 0 [pid 2080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2090] <... set_robust_list resumed>) = 0 [pid 2089] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2084] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2093 attached [pid 2090] rt_sigprocmask(SIG_SETMASK, [] [pid 2089] <... clone3 resumed>) = 2094 [pid 2087] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2080] exit_group(0 [pid 2090] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2089] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2089] <... futex resumed>) = 1 [pid 2084] <... futex resumed>) = 0 [pid 2090] <... prctl resumed>) = 0 [pid 2089] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2087] <... futex resumed>) = ? [pid 2084] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2080] <... exit_group resumed>) = ? [pid 2090] setpgid(0, 0 [pid 2089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2084] <... futex resumed>) = 0 [pid 2090] <... setpgid resumed>) = 0 [pid 2089] ioctl(3, PPPIOCSFLAGS, 0 [pid 2084] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2089] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2090] <... openat resumed>) = 3 [pid 2089] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2090] write(3, "1000", 4 [pid 2089] <... futex resumed>) = 1 [pid 2084] <... futex resumed>) = 0 [pid 2090] <... write resumed>) = 4 [pid 2089] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2084] exit_group(0 [pid 2090] close(3 [pid 2089] <... futex resumed>) = ? [pid 2087] +++ exited with 0 +++ [pid 2084] <... exit_group resumed>) = ? [pid 2080] +++ exited with 0 +++ [pid 2093] set_robust_list(0x5555656516a0, 24 [pid 2090] <... close resumed>) = 0 [pid 2089] +++ exited with 0 +++ [pid 2084] +++ exited with 0 +++ [pid 2090] write(1, "executing program\n", 18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2090] <... write resumed>) = 18 executing program [pid 2090] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2090] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2090] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2092] set_robust_list(0x7ff80b98e9a0, 24 [pid 2090] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2093] <... set_robust_list resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2092] <... set_robust_list resumed>) = 0 [pid 2090] <... mprotect resumed>) = 0 [pid 2092] rt_sigprocmask(SIG_SETMASK, [] [pid 2090] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2092] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2090] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2092] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2092] <... socket resumed>) = 3 [pid 2093] rt_sigprocmask(SIG_SETMASK, [] [pid 2092] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2090] <... clone3 resumed> => {parent_tid=[2095]}, 88) = 2095 [pid 2092] <... futex resumed>) = 1 [pid 2090] rt_sigprocmask(SIG_SETMASK, [] [pid 2086] <... futex resumed>) = 0 [pid 2093] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2092] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2090] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2086] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2092] <... socket resumed>) = 4 [pid 2090] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2086] <... futex resumed>) = 0 [pid 2092] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2090] <... futex resumed>) = 0 [pid 2086] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2092] <... futex resumed>) = 0 [pid 2090] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2092] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2086] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2086] <... futex resumed>) = 0 [pid 2092] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2086] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2092] <... connect resumed>) = -1 EEXIST (File exists) [pid 2092] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2086] <... futex resumed>) = 0 [pid 2092] sendfile(-1, -1, [3 [pid 2086] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2092] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2086] <... futex resumed>) = 0 [pid 2092] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2086] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2092] <... futex resumed>) = 0 [pid 2086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 2095 attached [pid 2093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2092] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2086] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2093] <... prctl resumed>) = 0 [pid 2092] <... clone3 resumed>) = 2096 [pid 2086] <... futex resumed>) = 0 [pid 2092] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2086] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2092] <... futex resumed>) = 0 [pid 2086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2092] ioctl(3, PPPIOCSFLAGS, 0 [pid 2086] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2092] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2086] <... futex resumed>) = 0 [pid 2092] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2086] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2092] <... futex resumed>) = 0 [pid 2086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2092] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2086] exit_group(0 [pid 2092] <... futex resumed>) = ? [pid 2086] <... exit_group resumed>) = ? [pid 2093] setpgid(0, 0 [pid 2092] +++ exited with 0 +++ [pid 2086] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 2095] set_robust_list(0x7ff80b98e9a0, 24 [pid 2093] <... setpgid resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2095] <... set_robust_list resumed>) = 0 [pid 2093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2095] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2095] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2093] <... openat resumed>) = 3 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2095] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2095] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2090] <... futex resumed>) = 0 [pid 2090] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2090] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2095] <... futex resumed>) = 1 [pid 2095] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2095] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2090] <... futex resumed>) = 0 [pid 2090] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2090] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2093] write(3, "1000", 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2093] <... write resumed>) = 4 [pid 2095] <... futex resumed>) = 1 [pid 2095] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2095] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2090] <... futex resumed>) = 0 [pid 2090] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2090] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2093] close(3 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2093] <... close resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2097 [pid 2093] write(1, "executing program\n", 18 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2093] <... write resumed>) = 18 [pid 2095] <... futex resumed>) = 1 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2095] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2095] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2090] <... futex resumed>) = 0 [pid 2090] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2090] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2093] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2093] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2098 [pid 2093] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2093] <... rt_sigaction resumed>, NULL, 8) = 0 executing program [pid 2093] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2093] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2095] <... futex resumed>) = 1 [pid 2093] <... mmap resumed>) = 0x7ff80b96e000 [pid 2095] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2093] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2095] <... clone3 resumed>) = 2099 [pid 2093] <... mprotect resumed>) = 0 [pid 2095] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2090] <... futex resumed>) = 0 [pid 2090] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2090] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2095] <... futex resumed>) = 1 [pid 2095] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2095] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2090] <... futex resumed>) = 0 [pid 2095] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2093] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2090] exit_group(0 [pid 2095] <... futex resumed>) = ? [pid 2090] <... exit_group resumed>) = ? [pid 2095] +++ exited with 0 +++ [pid 2090] +++ exited with 0 +++ [pid 2093] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2097 attached [pid 2097] set_robust_list(0x5555656516a0, 24 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2098 attached [pid 2093] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2097] <... set_robust_list resumed>) = 0 [pid 2098] set_robust_list(0x5555656516a0, 24 [pid 2097] rt_sigprocmask(SIG_SETMASK, [] [pid 2098] <... set_robust_list resumed>) = 0 [pid 2097] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2098] rt_sigprocmask(SIG_SETMASK, [] [pid 2097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2098] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2097] <... prctl resumed>) = 0 [pid 2097] setpgid(0, 0) = 0 [pid 2097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2093] <... clone3 resumed> => {parent_tid=[2100]}, 88) = 2100 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2098] <... prctl resumed>) = 0 [pid 2098] setpgid(0, 0) = 0 [pid 2098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2097] <... openat resumed>) = 3 [pid 2093] rt_sigprocmask(SIG_SETMASK, [] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2098] <... openat resumed>) = 3 [pid 2097] write(3, "1000", 4) = 4 [pid 2097] close(3 [pid 2098] write(3, "1000", 4 [pid 2097] <... close resumed>) = 0 [pid 2098] <... write resumed>) = 4 [pid 2098] close(3 [pid 2093] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2097] write(1, "executing program\n", 18 [pid 2093] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2101 [pid 2093] <... futex resumed>) = 0 [pid 2098] <... close resumed>) = 0 [pid 2093] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2097] <... write resumed>) = 18 [pid 2097] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2098] write(1, "executing program\n", 18) = 18 [pid 2098] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program executing program [pid 2097] <... futex resumed>) = 0 [pid 2097] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2098] <... futex resumed>) = 0 [pid 2097] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2098] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2097] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2098] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2097] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2098] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2098] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2097] <... mmap resumed>) = 0x7ff80b96e000 [pid 2098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2097] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2098] <... mmap resumed>) = 0x7ff80b96e000 [pid 2097] <... mprotect resumed>) = 0 [pid 2098] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2097] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2098] <... mprotect resumed>) = 0 [pid 2097] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2098] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2098] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2097] <... clone3 resumed> => {parent_tid=[2102]}, 88) = 2102 [pid 2097] rt_sigprocmask(SIG_SETMASK, [] [pid 2098] <... clone3 resumed> => {parent_tid=[2103]}, 88) = 2103 [pid 2097] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2098] rt_sigprocmask(SIG_SETMASK, [] [pid 2097] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2098] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2097] <... futex resumed>) = 0 [pid 2098] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2097] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2098] <... futex resumed>) = 0 [pid 2098] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2100 attached [pid 2100] set_robust_list(0x7ff80b98e9a0, 24 [pid 299] <... restart_syscall resumed>) = 0 [pid 2100] <... set_robust_list resumed>) = 0 [pid 2100] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2103 attached , NULL, 8) = 0 [pid 2100] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2100] <... socket resumed>) = 3 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2100] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2093] <... futex resumed>) = 0 [pid 2093] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2093] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2100] <... futex resumed>) = 1 [pid 2100] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2100] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2093] <... futex resumed>) = 0 [pid 2093] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2104 [pid 2100] <... futex resumed>) = 1 [pid 2093] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2101 attached [pid 2100] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2101] set_robust_list(0x5555656516a0, 24 [pid 2100] <... connect resumed>) = -1 EEXIST (File exists) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2101] <... set_robust_list resumed>) = 0 [pid 2100] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2101] rt_sigprocmask(SIG_SETMASK, [] [pid 2100] <... futex resumed>) = 1 [pid 2093] <... futex resumed>) = 0 [pid 2101] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2100] sendfile(-1, -1, [3 [pid 2093] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2100] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2093] <... futex resumed>) = 0 [pid 2101] <... prctl resumed>) = 0 [pid 2100] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2093] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2101] setpgid(0, 0 [pid 2100] <... futex resumed>) = 0 [pid 2093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 2102 attached [pid 2101] <... setpgid resumed>) = 0 [pid 2100] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2093] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2103] set_robust_list(0x7ff80b98e9a0, 24 [pid 2102] set_robust_list(0x7ff80b98e9a0, 24 [pid 2101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2100] <... clone3 resumed>) = 2105 [pid 2093] <... futex resumed>) = 0 [pid 2103] <... set_robust_list resumed>) = 0 [pid 2102] <... set_robust_list resumed>) = 0 [pid 2101] <... openat resumed>) = 3 [pid 2100] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2093] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2102] rt_sigprocmask(SIG_SETMASK, [] [pid 2101] write(3, "1000", 4 [pid 2100] <... futex resumed>) = 0 [pid 2093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2102] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2101] <... write resumed>) = 4 [pid 2100] ioctl(3, PPPIOCSFLAGS, 0 [pid 2093] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2102] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2101] close(3 [pid 2100] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2093] <... futex resumed>) = 0 [pid 2102] <... socket resumed>) = 3 [pid 2101] <... close resumed>) = 0 [pid 2100] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2093] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2102] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2101] write(1, "executing program\n", 18 [pid 2100] <... futex resumed>) = 0 [pid 2093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2102] <... futex resumed>) = 1 [pid 2101] <... write resumed>) = 18 [pid 2100] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2097] <... futex resumed>) = 0 [pid 2093] exit_group(0 [pid 2102] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2101] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2100] <... futex resumed>) = ? [pid 2097] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2093] <... exit_group resumed>) = ? executing program [pid 2102] <... socket resumed>) = 4 [pid 2101] <... futex resumed>) = 0 [pid 2100] +++ exited with 0 +++ [pid 2097] <... futex resumed>) = 0 [pid 2093] +++ exited with 0 +++ [pid 2103] rt_sigprocmask(SIG_SETMASK, [] [pid 2102] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2101] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2097] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2102] <... futex resumed>) = 0 [pid 2101] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2102] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2101] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2097] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2101] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2097] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2102] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2097] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2102] <... connect resumed>) = -1 EEXIST (File exists) [pid 2101] <... mmap resumed>) = 0x7ff80b96e000 ci2-android-5-10/strace-static-x86_64: Process 2104 attached [pid 2102] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2101] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2104] set_robust_list(0x5555656516a0, 24 [pid 2102] <... futex resumed>) = 1 [pid 2101] <... mprotect resumed>) = 0 [pid 2097] <... futex resumed>) = 0 [pid 2104] <... set_robust_list resumed>) = 0 [pid 2102] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2101] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2097] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2104] rt_sigprocmask(SIG_SETMASK, [] [pid 2102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2101] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2097] <... futex resumed>) = 0 [pid 2104] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2102] sendfile(-1, -1, [3 [pid 2101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2097] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2102] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2104] <... prctl resumed>) = 0 [pid 2102] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2101] <... clone3 resumed> => {parent_tid=[2106]}, 88) = 2106 [pid 2104] setpgid(0, 0 [pid 2102] <... futex resumed>) = 1 [pid 2101] rt_sigprocmask(SIG_SETMASK, [] [pid 2097] <... futex resumed>) = 0 [pid 2104] <... setpgid resumed>) = 0 [pid 2103] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2102] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2101] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2097] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2103] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2101] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2097] <... futex resumed>) = 0 [pid 2104] <... openat resumed>) = 3 [pid 2102] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2101] <... futex resumed>) = 0 [pid 2097] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2104] write(3, "1000", 4 [pid 2103] <... socket resumed>) = 3 [pid 2102] <... clone3 resumed>) = 2107 [pid 2101] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2104] <... write resumed>) = 4 [pid 2102] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2104] close(3 [pid 2102] <... futex resumed>) = 1 [pid 2097] <... futex resumed>) = 0 [pid 2104] <... close resumed>) = 0 [pid 2102] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2097] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2104] write(1, "executing program\n", 18 [pid 2103] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2097] <... futex resumed>) = 0 executing program [pid 2104] <... write resumed>) = 18 [pid 2102] ioctl(3, PPPIOCSFLAGS, 0 [pid 2097] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2104] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2102] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2104] <... futex resumed>) = 0 [pid 2102] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2104] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2102] <... futex resumed>) = 1 [pid 2097] <... futex resumed>) = 0 [pid 2104] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2103] <... futex resumed>) = 1 [pid 2102] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2098] <... futex resumed>) = 0 [pid 2097] exit_group(0 [pid 2104] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2102] <... futex resumed>) = ? [pid 2098] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2097] <... exit_group resumed>) = ? [pid 2104] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2103] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2102] +++ exited with 0 +++ [pid 2098] <... futex resumed>) = 0 [pid 2097] +++ exited with 0 +++ [pid 2104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2098] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2104] <... mmap resumed>) = 0x7ff80b96e000 [pid 2104] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2104] <... mprotect resumed>) = 0 [pid 2103] <... socket resumed>) = 4 [pid 2104] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2103] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2104] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2103] <... futex resumed>) = 1 [pid 2098] <... futex resumed>) = 0 [pid 2104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2103] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2098] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2104] <... clone3 resumed> => {parent_tid=[2108]}, 88) = 2108 [pid 2103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2098] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2104] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2103] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2104] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2103] <... connect resumed>) = -1 EEXIST (File exists) [pid 2104] <... futex resumed>) = 0 [pid 2104] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2103] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2106 attached ) = 1 [pid 2098] <... futex resumed>) = 0 [pid 2103] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2098] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2098] <... futex resumed>) = 0 [pid 2103] sendfile(-1, -1, [3 [pid 2098] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2103] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2106] set_robust_list(0x7ff80b98e9a0, 24 [pid 2103] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2106] <... set_robust_list resumed>) = 0 [pid 2103] <... futex resumed>) = 1 [pid 2098] <... futex resumed>) = 0 [pid 2103] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2098] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2098] <... futex resumed>) = 0 [pid 2103] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2098] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2106] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2106] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2106] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2101] <... futex resumed>) = 0 [pid 2101] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2101] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2106] <... futex resumed>) = 1 [pid 2106] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2103] <... clone3 resumed>) = 2109 [pid 301] <... restart_syscall resumed>) = 0 [pid 2106] <... socket resumed>) = 4 [pid 2103] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2106] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2103] <... futex resumed>) = 1 [pid 2098] <... futex resumed>) = 0 [pid 2106] <... futex resumed>) = 1 [pid 2103] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2101] <... futex resumed>) = 0 [pid 2098] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2106] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2101] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2098] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2106] <... connect resumed>) = -1 EEXIST (File exists) [pid 2103] ioctl(3, PPPIOCSFLAGS, 0 [pid 2101] <... futex resumed>) = 0 [pid 2098] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2106] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2103] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2101] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2106] <... futex resumed>) = 0 [pid 2103] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2106] sendfile(-1, -1, [3 [pid 2101] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2106] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2101] <... futex resumed>) = 0 [pid 2106] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2101] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2106] <... futex resumed>) = 0 [pid 2101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2106] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2101] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2106] <... clone3 resumed>) = 2111 [pid 2103] <... futex resumed>) = 1 [pid 2101] <... futex resumed>) = 0 [pid 2098] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 2106] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2103] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2101] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2098] exit_group(0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2110 [pid 2106] <... futex resumed>) = 0 [pid 2103] <... futex resumed>) = ? [pid 2101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2098] <... exit_group resumed>) = ? [pid 2106] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2103] +++ exited with 0 +++ [pid 2101] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2098] +++ exited with 0 +++ [pid 301] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2108 attached [pid 2106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2101] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2108] set_robust_list(0x7ff80b98e9a0, 24 [pid 2106] ioctl(3, PPPIOCSFLAGS, 0 [pid 2101] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2108] <... set_robust_list resumed>) = 0 [pid 2106] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2108] rt_sigprocmask(SIG_SETMASK, [] [pid 2106] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2108] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2106] <... futex resumed>) = 1 [pid 2101] <... futex resumed>) = 0 [pid 2108] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2106] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2101] exit_group(0 [pid 2108] <... socket resumed>) = 3 [pid 2106] <... futex resumed>) = ? [pid 2101] <... exit_group resumed>) = ? [pid 2108] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2106] +++ exited with 0 +++ [pid 2101] +++ exited with 0 +++ [pid 2108] <... futex resumed>) = 1 [pid 2104] <... futex resumed>) = 0 [pid 2108] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2104] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2112 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2108] <... socket resumed>) = 4 [pid 2104] <... futex resumed>) = 0 [pid 2108] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2104] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2108] <... futex resumed>) = 0 [pid 2104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2108] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2104] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2108] <... connect resumed>) = -1 EEXIST (File exists) [pid 2104] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2108] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2104] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2108] <... futex resumed>) = 0 [pid 2104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2108] sendfile(-1, -1, [3 [pid 2104] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2108] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2104] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2108] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2104] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2110 attached [pid 2108] <... futex resumed>) = 0 [pid 2104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2110] set_robust_list(0x5555656516a0, 24 [pid 2108] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2104] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2110] <... set_robust_list resumed>) = 0 [pid 2108] <... clone3 resumed>) = 2114 [pid 2104] <... futex resumed>) = 0 [pid 2110] rt_sigprocmask(SIG_SETMASK, [] [pid 2108] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2104] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2113 [pid 2110] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2108] <... futex resumed>) = 0 [pid 2104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2108] ioctl(3, PPPIOCSFLAGS, 0 [pid 2104] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2110] <... prctl resumed>) = 0 [pid 2108] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2104] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2110] setpgid(0, 0 [pid 2108] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2104] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2110] <... setpgid resumed>) = 0 [pid 2108] <... futex resumed>) = 0 [pid 2104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2108] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2104] exit_group(0 [pid 2110] <... openat resumed>) = 3 [pid 2108] <... futex resumed>) = ? [pid 2104] <... exit_group resumed>) = ? [pid 2110] write(3, "1000", 4 [pid 2108] +++ exited with 0 +++ [pid 2104] +++ exited with 0 +++ [pid 2110] <... write resumed>) = 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2110] close(3) = 0 [pid 2110] write(1, "executing program\n", 18) = 18 executing program [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2110] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2110] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2110] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2110] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2110] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2110] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2110] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2115 [pid 2110] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2110] <... clone3 resumed> => {parent_tid=[2116]}, 88) = 2116 [pid 2110] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 2110] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2110] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 2112 attached , [], 8) = 0 [pid 2112] set_robust_list(0x5555656516a0, 24 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2112] <... set_robust_list resumed>) = 0 [pid 2112] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2112] setpgid(0, 0) = 0 [pid 2112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2117 [pid 2112] write(3, "1000", 4) = 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2112] close(3 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2112] <... close resumed>) = 0 [pid 2112] write(1, "executing program\n", 18) = 18 executing program [pid 2112] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2112] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2112] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2112] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2112] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2112] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2112] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2118]}, 88) = 2118 [pid 2112] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2112] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2112] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2113 attached [pid 2113] set_robust_list(0x5555656516a0, 24) = 0 [pid 2113] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2113] setpgid(0, 0) = 0 ci2-android-5-10/strace-static-x86_64: Process 2115 attached ci2-android-5-10/strace-static-x86_64: Process 2116 attached [pid 2113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2116] set_robust_list(0x7ff80b98e9a0, 24 [pid 2113] write(3, "1000", 4) = 4 [pid 2113] close(3) = 0 [pid 2113] write(1, "executing program\n", 18) = 18 executing program [pid 2113] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2113] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2113] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2113] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2113] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2116] <... set_robust_list resumed>) = 0 [pid 2113] <... clone3 resumed> => {parent_tid=[2119]}, 88) = 2119 [pid 2116] rt_sigprocmask(SIG_SETMASK, [] [pid 2113] rt_sigprocmask(SIG_SETMASK, [] [pid 2116] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2113] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2116] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2113] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2113] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2116] <... socket resumed>) = 3 [pid 2115] set_robust_list(0x5555656516a0, 24) = 0 [pid 2115] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2116] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2115] setpgid(0, 0) = 0 ci2-android-5-10/strace-static-x86_64: Process 2118 attached ci2-android-5-10/strace-static-x86_64: Process 2117 attached [pid 2115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2118] set_robust_list(0x7ff80b98e9a0, 24 [pid 2117] set_robust_list(0x5555656516a0, 24 [pid 2115] <... openat resumed>) = 3 [pid 2118] <... set_robust_list resumed>) = 0 [pid 2117] <... set_robust_list resumed>) = 0 [pid 2115] write(3, "1000", 4 [pid 2118] rt_sigprocmask(SIG_SETMASK, [] [pid 2117] rt_sigprocmask(SIG_SETMASK, [] [pid 2115] <... write resumed>) = 4 [pid 2116] <... futex resumed>) = 1 [pid 2110] <... futex resumed>) = 0 [pid 2118] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2117] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2115] close(3 [pid 2110] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2118] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2116] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2115] <... close resumed>) = 0 [pid 2110] <... futex resumed>) = 0 [pid 2118] <... socket resumed>) = 3 [pid 2117] <... prctl resumed>) = 0 [pid 2115] write(1, "executing program\n", 18 [pid 2110] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2118] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 2117] setpgid(0, 0 [pid 2116] <... socket resumed>) = 4 [pid 2115] <... write resumed>) = 18 [pid 2118] <... futex resumed>) = 1 [pid 2117] <... setpgid resumed>) = 0 [pid 2116] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2115] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2112] <... futex resumed>) = 0 [pid 2118] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2116] <... futex resumed>) = 1 [pid 2115] <... futex resumed>) = 0 [pid 2112] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2110] <... futex resumed>) = 0 [pid 2118] <... socket resumed>) = 4 [pid 2117] <... openat resumed>) = 3 [pid 2115] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2112] <... futex resumed>) = 0 [pid 2110] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2118] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2117] write(3, "1000", 4 [pid 2116] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2115] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2112] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2110] <... futex resumed>) = 0 [pid 2118] <... futex resumed>) = 0 [pid 2117] <... write resumed>) = 4 [pid 2116] <... connect resumed>) = -1 EEXIST (File exists) [pid 2115] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2110] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2118] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2117] close(3 [pid 2116] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2115] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2112] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2118] <... connect resumed>) = -1 EEXIST (File exists) [pid 2117] <... close resumed>) = 0 [pid 2116] <... futex resumed>) = 0 [pid 2115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2112] <... futex resumed>) = 0 [pid 2110] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2119 attached [pid 2118] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2117] write(1, "executing program\n", 18 [pid 2116] sendfile(-1, -1, [3 [pid 2115] <... mmap resumed>) = 0x7ff80b96e000 executing program [pid 2112] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2110] <... futex resumed>) = 0 [pid 2119] set_robust_list(0x7ff80b98e9a0, 24 [pid 2118] <... futex resumed>) = 0 [pid 2117] <... write resumed>) = 18 [pid 2116] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2115] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2110] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2119] <... set_robust_list resumed>) = 0 [pid 2118] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2117] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2116] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2115] <... mprotect resumed>) = 0 [pid 2112] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2119] rt_sigprocmask(SIG_SETMASK, [] [pid 2118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2117] <... futex resumed>) = 0 [pid 2116] <... futex resumed>) = 0 [pid 2115] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2112] <... futex resumed>) = 0 [pid 2110] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2119] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2118] sendfile(-1, -1, [3 [pid 2117] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2116] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2115] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2112] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2110] <... futex resumed>) = 0 [pid 2119] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2118] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2117] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2115] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2110] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2121 attached [pid 2119] <... socket resumed>) = 3 [pid 2118] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2117] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2116] <... clone3 resumed>) = 2120 [pid 2119] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2118] <... futex resumed>) = 1 [pid 2117] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2115] <... clone3 resumed> => {parent_tid=[2121]}, 88) = 2121 [pid 2112] <... futex resumed>) = 0 [pid 2119] <... futex resumed>) = 1 [pid 2118] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2116] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2115] rt_sigprocmask(SIG_SETMASK, [] [pid 2113] <... futex resumed>) = 0 [pid 2112] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2119] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2117] <... mmap resumed>) = 0x7ff80b96e000 [pid 2116] <... futex resumed>) = 1 [pid 2115] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2113] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2112] <... futex resumed>) = 0 [pid 2110] <... futex resumed>) = 0 [pid 2119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2118] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2117] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2116] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2115] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2113] <... futex resumed>) = 0 [pid 2112] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2110] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2121] set_robust_list(0x7ff80b98e9a0, 24 [pid 2119] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2118] <... clone3 resumed>) = 2122 [pid 2117] <... mprotect resumed>) = 0 [pid 2115] <... futex resumed>) = 0 [pid 2113] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2110] <... futex resumed>) = 0 [pid 2121] <... set_robust_list resumed>) = 0 [pid 2119] <... socket resumed>) = 4 [pid 2118] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2117] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2115] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2110] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2119] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2118] <... futex resumed>) = 1 [pid 2117] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2112] <... futex resumed>) = 0 [pid 2119] <... futex resumed>) = 1 [pid 2118] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2117] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2113] <... futex resumed>) = 0 [pid 2112] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2119] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2116] ioctl(3, PPPIOCSFLAGS, 0 [pid 2113] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2112] <... futex resumed>) = 0 [pid 2119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2118] ioctl(3, PPPIOCSFLAGS, 0 [pid 2117] <... clone3 resumed> => {parent_tid=[2123]}, 88) = 2123 [pid 2113] <... futex resumed>) = 0 [pid 2112] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2119] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2118] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2117] rt_sigprocmask(SIG_SETMASK, [] [pid 2113] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2119] <... connect resumed>) = -1 EEXIST (File exists) [pid 2118] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2117] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2119] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2118] <... futex resumed>) = 1 [pid 2117] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2112] <... futex resumed>) = 0 [pid 2119] <... futex resumed>) = 1 [pid 2118] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2117] <... futex resumed>) = 0 [pid 2113] <... futex resumed>) = 0 [pid 2112] exit_group(0 [pid 2119] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2118] <... futex resumed>) = ? [pid 2117] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2113] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2112] <... exit_group resumed>) = ? [pid 2121] rt_sigprocmask(SIG_SETMASK, [] [pid 2119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2118] +++ exited with 0 +++ [pid 2116] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2113] <... futex resumed>) = 0 [pid 2112] +++ exited with 0 +++ [pid 2121] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2119] sendfile(-1, -1, [3 [pid 2116] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2113] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2121] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2119] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2116] <... futex resumed>) = 1 [pid 2110] <... futex resumed>) = 0 [pid 2121] <... socket resumed>) = 3 [pid 2119] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2116] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2110] exit_group(0 [pid 2121] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2119] <... futex resumed>) = 1 [pid 2116] <... futex resumed>) = ? [pid 2113] <... futex resumed>) = 0 [pid 2110] <... exit_group resumed>) = ? [pid 2121] <... futex resumed>) = 1 [pid 2119] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2116] +++ exited with 0 +++ [pid 2115] <... futex resumed>) = 0 [pid 2113] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2110] +++ exited with 0 +++ [pid 2119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2115] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2113] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2110, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 2121] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2119] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2115] <... futex resumed>) = 0 [pid 2113] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2121] <... socket resumed>) = 4 [pid 2119] <... clone3 resumed>) = 2124 [pid 2115] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2119] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2113] <... futex resumed>) = 0 [pid 2119] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2113] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2113] <... futex resumed>) = 0 [pid 2119] ioctl(3, PPPIOCSFLAGS, 0 [pid 2113] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2119] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2119] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2113] <... futex resumed>) = 0 [pid 2119] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2113] exit_group(0 [pid 2121] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2119] <... futex resumed>) = ? [pid 2113] <... exit_group resumed>) = ? [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2121] <... futex resumed>) = 1 [pid 2119] +++ exited with 0 +++ [pid 2115] <... futex resumed>) = 0 [pid 2113] +++ exited with 0 +++ [pid 2115] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2115] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2123 attached [pid 2123] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2123] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2123] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2121] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2125 [pid 2123] <... socket resumed>) = 3 [pid 2123] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2117] <... futex resumed>) = 0 [pid 2117] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2117] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2123] <... futex resumed>) = 1 [pid 2123] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2123] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2117] <... futex resumed>) = 0 [pid 2117] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2121] <... connect resumed>) = -1 EEXIST (File exists) [pid 2117] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2117] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2123] <... futex resumed>) = 1 [pid 2123] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2121] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2123] <... connect resumed>) = -1 EEXIST (File exists) [pid 2123] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2117] <... futex resumed>) = 0 [pid 2123] sendfile(-1, -1, [3 [pid 2121] <... futex resumed>) = 1 [pid 2117] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2115] <... futex resumed>) = 0 [pid 2123] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2121] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2117] <... futex resumed>) = 0 [pid 2115] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2123] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2117] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2115] <... futex resumed>) = 0 [pid 2123] <... futex resumed>) = 0 [pid 2121] sendfile(-1, -1, [3 [pid 2117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2115] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2123] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2121] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2117] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2123] <... clone3 resumed>) = 2126 [pid 2121] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2117] <... futex resumed>) = 0 [pid 2123] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2121] <... futex resumed>) = 1 [pid 2117] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2115] <... futex resumed>) = 0 [pid 2123] <... futex resumed>) = 0 [pid 2117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2115] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2123] ioctl(3, PPPIOCSFLAGS, 0 [pid 2117] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2115] <... futex resumed>) = 0 [pid 2123] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2117] <... futex resumed>) = 0 [pid 2115] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2123] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2121] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2117] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2123] <... futex resumed>) = 0 [pid 2117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2123] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2117] exit_group(0 [pid 2123] <... futex resumed>) = ? [pid 2117] <... exit_group resumed>) = ? [pid 2123] +++ exited with 0 +++ [pid 2117] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2125 attached [pid 2125] set_robust_list(0x5555656516a0, 24) = 0 [pid 2121] <... clone3 resumed>) = 2127 [pid 2125] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2121] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2121] <... futex resumed>) = 1 [pid 2115] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2115] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2115] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2125] <... prctl resumed>) = 0 [pid 2125] setpgid(0, 0 [pid 2121] ioctl(3, PPPIOCSFLAGS, 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2125] <... setpgid resumed>) = 0 [pid 2125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2121] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2125] <... openat resumed>) = 3 [pid 2125] write(3, "1000", 4) = 4 [pid 2125] close(3) = 0 [pid 2125] write(1, "executing program\n", 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 2125] <... write resumed>) = 18 [pid 2125] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2125] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2125] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2125] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2125] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2121] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2128 [pid 2125] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2121] <... futex resumed>) = 1 [pid 2115] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2115] exit_group(0) = ? [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2125] <... clone3 resumed> => {parent_tid=[2129]}, 88) = 2129 [pid 2121] +++ exited with 0 +++ [pid 2115] +++ exited with 0 +++ [pid 2125] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2125] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2125] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2128 attached [pid 2128] set_robust_list(0x5555656516a0, 24) = 0 [pid 2128] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2128] setpgid(0, 0) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2130 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2128] <... openat resumed>) = 3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2128] write(3, "1000", 4) = 4 [pid 2128] close(3) = 0 [pid 2128] write(1, "executing program\n", 18) = 18 [pid 2128] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2128] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 executing program [pid 2128] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2128] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2128] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2128] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2129 attached [pid 2129] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2129] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2128] <... clone3 resumed> => {parent_tid=[2131]}, 88) = 2131 [pid 2129] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2128] rt_sigprocmask(SIG_SETMASK, [] [pid 2129] <... socket resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2132 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2129] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2128] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2129] <... futex resumed>) = 1 [pid 2128] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2125] <... futex resumed>) = 0 [pid 2129] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2128] <... futex resumed>) = 0 [pid 2125] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2129] <... socket resumed>) = 4 [pid 2128] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2125] <... futex resumed>) = 0 [pid 2125] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2133 [pid 2129] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2125] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2129] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2125] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2129] <... connect resumed>) = -1 EEXIST (File exists) [pid 2125] <... futex resumed>) = 0 [pid 2129] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2125] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2129] <... futex resumed>) = 0 [pid 2125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2129] sendfile(-1, -1, [3 [pid 2125] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2129] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2125] <... futex resumed>) = 0 [pid 2129] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2125] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2129] <... futex resumed>) = 0 [pid 2125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2129] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2125] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2129] <... clone3 resumed>) = 2134 [pid 2125] <... futex resumed>) = 0 [pid 2129] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2125] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2129] <... futex resumed>) = 0 [pid 2125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2129] ioctl(3, PPPIOCSFLAGS, 0 [pid 2125] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2129] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2125] <... futex resumed>) = 0 [pid 2129] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2125] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2129] <... futex resumed>) = 0 [pid 2125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 2130 attached [pid 2129] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2125] exit_group(0 [pid 2130] set_robust_list(0x5555656516a0, 24 [pid 2129] <... futex resumed>) = ? [pid 2125] <... exit_group resumed>) = ? [pid 2130] <... set_robust_list resumed>) = 0 [pid 2129] +++ exited with 0 +++ [pid 2125] +++ exited with 0 +++ [pid 2130] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2130] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2130] setpgid(0, 0) = 0 ci2-android-5-10/strace-static-x86_64: Process 2132 attached [pid 2130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 2133 attached ci2-android-5-10/strace-static-x86_64: Process 2131 attached [pid 2132] set_robust_list(0x5555656516a0, 24 [pid 2130] <... openat resumed>) = 3 [pid 2132] <... set_robust_list resumed>) = 0 [pid 2130] write(3, "1000", 4 [pid 2131] set_robust_list(0x7ff80b98e9a0, 24 [pid 2130] <... write resumed>) = 4 [pid 2132] rt_sigprocmask(SIG_SETMASK, [] [pid 2130] close(3 [pid 2132] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2133] set_robust_list(0x5555656516a0, 24 [pid 2131] <... set_robust_list resumed>) = 0 [pid 2130] <... close resumed>) = 0 [pid 2133] <... set_robust_list resumed>) = 0 [pid 2132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2131] rt_sigprocmask(SIG_SETMASK, [] [pid 2130] write(1, "executing program\n", 18 [pid 2132] <... prctl resumed>) = 0 [pid 2133] rt_sigprocmask(SIG_SETMASK, [] [pid 2131] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2133] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 2132] setpgid(0, 0 [pid 2131] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2130] <... write resumed>) = 18 [pid 2132] <... setpgid resumed>) = 0 [pid 2130] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2130] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2132] <... openat resumed>) = 3 [pid 2130] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2131] <... socket resumed>) = 3 [pid 2132] write(3, "1000", 4 [pid 2130] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2132] <... write resumed>) = 4 [pid 2131] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2132] close(3 [pid 2130] <... mmap resumed>) = 0x7ff80b96e000 [pid 2131] <... futex resumed>) = 1 [pid 2128] <... futex resumed>) = 0 [pid 2128] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2130] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2132] <... close resumed>) = 0 [pid 2131] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2128] <... futex resumed>) = 0 [pid 2128] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2132] write(1, "executing program\n", 18 [pid 2130] <... mprotect resumed>) = 0 [pid 2131] <... socket resumed>) = 4 [pid 2132] <... write resumed>) = 18 [pid 2130] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2132] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2130] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 2131] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2133] <... prctl resumed>) = 0 [pid 2132] <... futex resumed>) = 0 [pid 2131] <... futex resumed>) = 1 [pid 2130] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2128] <... futex resumed>) = 0 [pid 2128] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2128] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2132] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2133] setpgid(0, 0 [pid 2132] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2131] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2130] <... clone3 resumed> => {parent_tid=[2135]}, 88) = 2135 [pid 300] <... restart_syscall resumed>) = 0 [pid 2133] <... setpgid resumed>) = 0 [pid 2132] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2131] <... connect resumed>) = -1 EEXIST (File exists) [pid 2130] rt_sigprocmask(SIG_SETMASK, [] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2132] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2131] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2130] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2136 attached [pid 2133] <... openat resumed>) = 3 [pid 2132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2131] <... futex resumed>) = 1 [pid 2130] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2128] <... futex resumed>) = 0 [pid 2133] write(3, "1000", 4 [pid 2132] <... mmap resumed>) = 0x7ff80b96e000 [pid 2131] sendfile(-1, -1, [3 [pid 2130] <... futex resumed>) = 0 [pid 2128] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2136 [pid 2133] <... write resumed>) = 4 [pid 2132] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2131] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2130] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2128] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2133] close(3 [pid 2132] <... mprotect resumed>) = 0 [pid 2131] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2128] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2136] set_robust_list(0x5555656516a0, 24 [pid 2133] <... close resumed>) = 0 [pid 2132] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2131] <... futex resumed>) = 0 [pid 2128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 2133] write(1, "executing program\n", 18 [pid 2132] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2131] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2128] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 2135 attached [pid 2135] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2135] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2128] <... futex resumed>) = 0 [pid 2135] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2130] <... futex resumed>) = 0 [pid 2128] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2133] <... write resumed>) = 18 [pid 2132] <... clone3 resumed> => {parent_tid=[2137]}, 88) = 2137 [pid 2131] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2130] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2133] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2132] rt_sigprocmask(SIG_SETMASK, [] [pid 2130] <... futex resumed>) = 0 [pid 2135] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2135] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2135] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2133] <... futex resumed>) = 0 [pid 2132] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2131] <... clone3 resumed>) = 2138 [pid 2130] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2133] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2132] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2133] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2132] <... futex resumed>) = 0 [pid 2131] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2133] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2132] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2131] <... futex resumed>) = 1 [pid 2130] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2128] <... futex resumed>) = 0 [pid 2133] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2131] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2130] <... futex resumed>) = 1 [pid 2133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2130] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2128] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2133] <... mmap resumed>) = 0x7ff80b96e000 [pid 2131] ioctl(3, PPPIOCSFLAGS, 0 [pid 2128] <... futex resumed>) = 0 [pid 2133] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2131] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2128] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2133] <... mprotect resumed>) = 0 [pid 2131] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2131] <... futex resumed>) = 0 [pid 2128] exit_group(0 [pid 2133] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2128] <... exit_group resumed>) = ? [pid 2133] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2131] +++ exited with 0 +++ [pid 2128] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2139 attached [pid 2139] set_robust_list(0x7ff80b98e9a0, 24 [pid 2133] <... clone3 resumed> => {parent_tid=[2139]}, 88) = 2139 [pid 2139] <... set_robust_list resumed>) = 0 [pid 2133] rt_sigprocmask(SIG_SETMASK, [] [pid 2139] rt_sigprocmask(SIG_SETMASK, [] [pid 2133] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2139] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 2133] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2133] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 2137 attached [pid 2136] <... set_robust_list resumed>) = 0 [pid 2135] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2139] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2139] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2139] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2133] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2140 [pid 2133] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2133] <... futex resumed>) = 1 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2133] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2135] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2135] <... connect resumed>) = -1 EEXIST (File exists) [pid 2137] set_robust_list(0x7ff80b98e9a0, 24 [pid 2135] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2136] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2135] <... futex resumed>) = 1 [pid 2130] <... futex resumed>) = 0 [pid 2135] sendfile(-1, -1, [3 [pid 2130] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2135] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2130] <... futex resumed>) = 0 [pid 2135] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2130] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2135] <... futex resumed>) = 0 [pid 2130] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2136] <... prctl resumed>) = 0 [pid 2130] <... futex resumed>) = 0 [pid 2135] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2130] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2136] setpgid(0, 0) = 0 [pid 2135] <... clone3 resumed>) = 2141 [pid 2136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2135] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2140 attached [pid 2139] <... futex resumed>) = 0 [pid 2137] <... set_robust_list resumed>) = 0 [pid 2136] <... openat resumed>) = 3 [pid 2135] <... futex resumed>) = 1 [pid 2130] <... futex resumed>) = 0 [pid 2135] ioctl(3, PPPIOCSFLAGS, 0 [pid 2130] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2136] write(3, "1000", 4 [pid 2135] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2130] <... futex resumed>) = 0 [pid 2130] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2135] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2136] <... write resumed>) = 4 [pid 2130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2136] close(3 [pid 2135] <... futex resumed>) = 0 [pid 2130] exit_group(0) = ? [pid 2135] +++ exited with 0 +++ [pid 2130] +++ exited with 0 +++ [pid 2136] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2130, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2139] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2137] rt_sigprocmask(SIG_SETMASK, [] [pid 2136] write(1, "executing program\n", 18 executing program [pid 2140] set_robust_list(0x5555656516a0, 24) = 0 [pid 2139] <... socket resumed>) = 4 [pid 2137] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2136] <... write resumed>) = 18 [pid 2136] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2139] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2137] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2136] <... futex resumed>) = 0 [pid 2137] <... socket resumed>) = 3 [pid 2136] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2139] <... futex resumed>) = 1 [pid 2133] <... futex resumed>) = 0 [pid 2136] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2133] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2136] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2133] <... futex resumed>) = 0 [pid 2137] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2139] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2136] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2133] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2136] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2137] <... futex resumed>) = 1 [pid 2139] <... connect resumed>) = -1 EEXIST (File exists) [pid 2132] <... futex resumed>) = 0 [pid 2136] <... mmap resumed>) = 0x7ff80b96e000 [pid 2132] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2139] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2137] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2132] <... futex resumed>) = 0 [pid 2136] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2132] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2137] <... socket resumed>) = 4 [pid 2136] <... mprotect resumed>) = 0 [pid 2139] <... futex resumed>) = 1 [pid 2137] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2133] <... futex resumed>) = 0 [pid 2136] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2139] sendfile(-1, -1, [3 [pid 2133] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2137] <... futex resumed>) = 1 [pid 2136] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2132] <... futex resumed>) = 0 [pid 2139] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2133] <... futex resumed>) = 0 [pid 2132] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2139] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2136] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2133] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2132] <... futex resumed>) = 0 [pid 2137] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2132] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2139] <... futex resumed>) = 0 [pid 2137] <... connect resumed>) = -1 EEXIST (File exists) [pid 2133] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2142 attached [pid 2139] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2137] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2136] <... clone3 resumed> => {parent_tid=[2142]}, 88) = 2142 [pid 2133] <... futex resumed>) = 0 [pid 2136] rt_sigprocmask(SIG_SETMASK, [] [pid 2133] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2137] <... futex resumed>) = 1 [pid 2132] <... futex resumed>) = 0 [pid 2139] <... clone3 resumed>) = 2143 [pid 2136] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2137] sendfile(-1, -1, [3 [pid 2132] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2139] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2137] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2136] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2132] <... futex resumed>) = 0 [pid 2136] <... futex resumed>) = 0 [pid 2137] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2132] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2133] <... futex resumed>) = 0 [pid 2139] <... futex resumed>) = 1 [pid 2137] <... futex resumed>) = 0 [pid 2136] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2139] ioctl(3, PPPIOCSFLAGS, 0 [pid 2137] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2133] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2132] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2133] <... futex resumed>) = 0 [pid 2132] <... futex resumed>) = 0 [pid 2139] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2137] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2133] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2132] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2142] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2142] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2142] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2142] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2137] <... clone3 resumed>) = 2144 [pid 2136] <... futex resumed>) = 0 [pid 2139] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2136] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2142] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2137] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2139] <... futex resumed>) = 1 [pid 2136] <... futex resumed>) = 0 [pid 2133] <... futex resumed>) = 0 [pid 2136] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2142] <... socket resumed>) = 4 [pid 2133] exit_group(0 [pid 2139] ???( [pid 2132] <... futex resumed>) = 0 [pid 2139] <... ??? resumed>) = ? [pid 2137] <... futex resumed>) = 1 [pid 2133] <... exit_group resumed>) = ? [pid 2132] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2142] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2132] <... futex resumed>) = 0 [pid 2142] <... futex resumed>) = 1 [pid 2132] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2142] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] <... restart_syscall resumed>) = 0 [pid 2137] ioctl(3, PPPIOCSFLAGS, 0 [pid 2136] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2139] +++ exited with 0 +++ [pid 2137] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2136] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2133] +++ exited with 0 +++ [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2142] <... futex resumed>) = 0 [pid 2137] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2136] <... futex resumed>) = 1 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2142] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2140] rt_sigprocmask(SIG_SETMASK, [] [pid 2137] <... futex resumed>) = 1 [pid 2136] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2132] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2145 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2137] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2142] <... connect resumed>) = -1 EEXIST (File exists) [pid 2140] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2132] exit_group(0 [pid 2142] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2137] <... futex resumed>) = ? [pid 2132] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 2145 attached [pid 2140] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2137] +++ exited with 0 +++ [pid 2132] +++ exited with 0 +++ [pid 2142] <... futex resumed>) = 1 [pid 2136] <... futex resumed>) = 0 [pid 2142] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2140] <... prctl resumed>) = 0 [pid 2136] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2136] <... futex resumed>) = 0 [pid 2140] setpgid(0, 0 [pid 2142] sendfile(-1, -1, [3 [pid 2136] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2140] <... setpgid resumed>) = 0 [pid 2145] set_robust_list(0x5555656516a0, 24 [pid 2142] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2142] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2136] <... futex resumed>) = 0 [pid 2136] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2142] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2140] <... openat resumed>) = 3 [pid 2136] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2145] <... set_robust_list resumed>) = 0 [pid 2142] <... clone3 resumed>) = 2146 [pid 2140] write(3, "1000", 4 [pid 2142] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2140] <... write resumed>) = 4 [pid 298] <... restart_syscall resumed>) = 0 [pid 2142] <... futex resumed>) = 1 [pid 2140] close(3 [pid 2136] <... futex resumed>) = 0 [pid 2142] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2140] <... close resumed>) = 0 [pid 2136] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2145] rt_sigprocmask(SIG_SETMASK, [] [pid 2142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2140] write(1, "executing program\n", 18 [pid 2136] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2142] ioctl(3, PPPIOCSFLAGS, 0 [pid 2140] <... write resumed>) = 18 executing program [pid 2136] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2142] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2140] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2145] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2142] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2140] <... futex resumed>) = 0 [pid 2142] <... futex resumed>) = 1 [pid 2140] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2136] <... futex resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2147 [pid 2142] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2140] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2136] exit_group(0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2142] <... futex resumed>) = ? [pid 2140] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2136] <... exit_group resumed>) = ? [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2142] +++ exited with 0 +++ [pid 2140] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2136] +++ exited with 0 +++ [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2140] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2140] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2148 [pid 2140] <... mprotect resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2148 attached [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2140] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2140] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2149]}, 88) = 2149 [pid 2148] set_robust_list(0x5555656516a0, 24 [pid 2140] rt_sigprocmask(SIG_SETMASK, [] [pid 2148] <... set_robust_list resumed>) = 0 [pid 2140] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2140] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2140] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2148] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2148] setpgid(0, 0 [pid 2145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2148] <... setpgid resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2147 attached [pid 2145] <... prctl resumed>) = 0 [pid 2148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2145] setpgid(0, 0) = 0 [pid 2148] <... openat resumed>) = 3 [pid 2148] write(3, "1000", 4 [pid 2145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2148] <... write resumed>) = 4 [pid 2148] close(3) = 0 [pid 2148] write(1, "executing program\n", 18) = 18 executing program [pid 2148] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2148] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2147] set_robust_list(0x5555656516a0, 24 [pid 2145] <... openat resumed>) = 3 [pid 2148] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2148] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2148] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2147] <... set_robust_list resumed>) = 0 [pid 2145] write(3, "1000", 4 [pid 2148] <... mprotect resumed>) = 0 [pid 2145] <... write resumed>) = 4 [pid 2145] close(3) = 0 [pid 2148] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2145] write(1, "executing program\n", 18) = 18 executing program [pid 2148] <... clone3 resumed> => {parent_tid=[2150]}, 88) = 2150 ci2-android-5-10/strace-static-x86_64: Process 2150 attached [pid 2147] rt_sigprocmask(SIG_SETMASK, [] [pid 2145] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2148] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2148] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2148] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2150] set_robust_list(0x7ff80b98e9a0, 24 [pid 2147] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2145] <... futex resumed>) = 0 [pid 2150] <... set_robust_list resumed>) = 0 [pid 2147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2145] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2147] <... prctl resumed>) = 0 [pid 2145] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2147] setpgid(0, 0 [pid 2145] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2147] <... setpgid resumed>) = 0 [pid 2145] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 2147] <... openat resumed>) = 3 [pid 2145] <... mmap resumed>) = 0x7ff80b96e000 [pid 2147] write(3, "1000", 4 [pid 2145] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2150] rt_sigprocmask(SIG_SETMASK, [] [pid 2147] <... write resumed>) = 4 [pid 2145] <... mprotect resumed>) = 0 [pid 2150] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2147] close(3 [pid 2145] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2150] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2147] <... close resumed>) = 0 [pid 2145] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2150] <... socket resumed>) = 3 executing program [pid 2147] write(1, "executing program\n", 18 [pid 2145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 2149 attached [pid 2150] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2147] <... write resumed>) = 18 [pid 2150] <... futex resumed>) = 1 [pid 2149] set_robust_list(0x7ff80b98e9a0, 24 [pid 2148] <... futex resumed>) = 0 [pid 2147] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2145] <... clone3 resumed> => {parent_tid=[2151]}, 88) = 2151 [pid 2150] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2149] <... set_robust_list resumed>) = 0 [pid 2148] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2147] <... futex resumed>) = 0 [pid 2145] rt_sigprocmask(SIG_SETMASK, [] [pid 2150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2149] rt_sigprocmask(SIG_SETMASK, [] [pid 2148] <... futex resumed>) = 0 [pid 2147] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2145] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2150] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2149] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2148] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2147] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2145] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2150] <... socket resumed>) = 4 [pid 2149] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2147] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2145] <... futex resumed>) = 0 [pid 2150] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2149] <... socket resumed>) = 3 [pid 2147] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2151 attached [pid 2150] <... futex resumed>) = 1 [pid 2149] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2148] <... futex resumed>) = 0 [pid 2147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2150] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2149] <... futex resumed>) = 1 [pid 2148] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2147] <... mmap resumed>) = 0x7ff80b96e000 [pid 2140] <... futex resumed>) = 0 [pid 2150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2149] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2148] <... futex resumed>) = 0 [pid 2147] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2140] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2150] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2148] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2147] <... mprotect resumed>) = 0 [pid 2140] <... futex resumed>) = 0 [pid 2151] set_robust_list(0x7ff80b98e9a0, 24 [pid 2150] <... connect resumed>) = 0 [pid 2149] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2147] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2140] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2150] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2149] <... socket resumed>) = 4 [pid 2147] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2150] <... futex resumed>) = 1 [pid 2149] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2148] <... futex resumed>) = 0 [pid 2147] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2150] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2149] <... futex resumed>) = 1 [pid 2148] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2140] <... futex resumed>) = 0 [pid 2150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2149] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2148] <... futex resumed>) = 0 [pid 2147] <... clone3 resumed> => {parent_tid=[2152]}, 88) = 2152 [pid 2140] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2150] sendfile(-1, -1, [3 [pid 2149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2148] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2147] rt_sigprocmask(SIG_SETMASK, [] [pid 2140] <... futex resumed>) = 0 [pid 2150] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2149] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2147] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2140] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2151] <... set_robust_list resumed>) = 0 [pid 2150] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2149] <... connect resumed>) = -1 EEXIST (File exists) [pid 2147] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2150] <... futex resumed>) = 1 [pid 2149] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2148] <... futex resumed>) = 0 [pid 2147] <... futex resumed>) = 0 [pid 2150] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2149] <... futex resumed>) = 1 [pid 2148] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2147] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2140] <... futex resumed>) = 0 [pid 2150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2149] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2148] <... futex resumed>) = 0 [pid 2140] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2150] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2148] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2140] <... futex resumed>) = 0 [pid 2151] rt_sigprocmask(SIG_SETMASK, [] [pid 2150] <... clone3 resumed>) = 2153 [pid 2149] sendfile(-1, -1, [3 [pid 2140] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2151] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2150] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2149] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2150] <... futex resumed>) = 1 [pid 2149] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2148] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2152 attached [pid 2150] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2149] <... futex resumed>) = 1 [pid 2148] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2140] <... futex resumed>) = 0 [pid 2152] set_robust_list(0x7ff80b98e9a0, 24 [pid 2150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2149] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2148] <... futex resumed>) = 0 [pid 2140] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2152] <... set_robust_list resumed>) = 0 [pid 2150] ioctl(3, PPPIOCSFLAGS, 0 [pid 2149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2148] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2140] <... futex resumed>) = 0 [pid 2152] rt_sigprocmask(SIG_SETMASK, [] [pid 2150] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 2149] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2140] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2152] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2150] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2149] <... clone3 resumed>) = 2154 [pid 2152] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2150] <... futex resumed>) = 1 [pid 2149] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2148] <... futex resumed>) = 0 [pid 2152] <... socket resumed>) = 3 [pid 2150] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2149] <... futex resumed>) = 1 [pid 2148] exit_group(0 [pid 2140] <... futex resumed>) = 0 [pid 2152] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2150] <... futex resumed>) = ? [pid 2149] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2148] <... exit_group resumed>) = ? [pid 2140] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2155 attached [pid 2152] <... futex resumed>) = 1 [pid 2151] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2150] +++ exited with 0 +++ [pid 2149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2148] +++ exited with 0 +++ [pid 2147] <... futex resumed>) = 0 [pid 2140] <... futex resumed>) = 0 [pid 2152] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2149] ioctl(3, PPPIOCSFLAGS, 0 [pid 2147] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2140] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2149] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2147] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [ 43.238966][ T2075] ------------[ cut here ]------------ [ 43.244823][ T2075] WARNING: CPU: 1 PID: 2075 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 43.257308][ T2075] Modules linked in: [ 43.261761][ T2075] CPU: 1 PID: 2075 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 43.273342][ T2075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [pid 2152] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2149] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2147] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2152] <... socket resumed>) = 4 [pid 2149] <... futex resumed>) = 1 [pid 2140] <... futex resumed>) = 0 [pid 2155] set_robust_list(0x5555656516a0, 24 [pid 2152] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2151] <... socket resumed>) = 3 [pid 2149] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2140] exit_group(0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2155 [pid 2152] <... futex resumed>) = 1 [pid 2149] <... futex resumed>) = ? [pid 2147] <... futex resumed>) = 0 [pid 2140] <... exit_group resumed>) = ? [pid 2152] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2149] +++ exited with 0 +++ [pid 2147] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2140] +++ exited with 0 +++ [pid 2155] <... set_robust_list resumed>) = 0 [pid 2151] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... restart_syscall resumed>) = 0 [pid 2152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2147] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2152] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2147] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2152] <... connect resumed>) = -1 EEXIST (File exists) [pid 302] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2152] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2152] <... futex resumed>) = 1 [pid 2147] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2152] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2147] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2147] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2156 [pid 2152] sendfile(-1, -1, [3 [pid 2147] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2152] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2152] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2157 [pid 2152] <... futex resumed>) = 1 [pid 2147] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2152] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2147] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2145] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 2152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2147] <... futex resumed>) = 0 [pid 2145] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2152] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2147] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2145] <... futex resumed>) = 0 [pid 2152] <... clone3 resumed>) = 2158 [pid 2145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2156 attached [pid 2152] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2156] set_robust_list(0x5555656516a0, 24 [pid 2152] <... futex resumed>) = 1 [pid 2147] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2157 attached [pid 2156] <... set_robust_list resumed>) = 0 [pid 2152] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2147] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2157] set_robust_list(0x5555656516a0, 24 [pid 2156] rt_sigprocmask(SIG_SETMASK, [] [pid 2155] rt_sigprocmask(SIG_SETMASK, [] [pid 2152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2151] <... futex resumed>) = 1 [pid 2147] <... futex resumed>) = 0 [pid 2145] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2157] <... set_robust_list resumed>) = 0 [pid 2156] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2152] ioctl(3, PPPIOCSFLAGS, 0 [pid 2147] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=47000000} [pid 2157] rt_sigprocmask(SIG_SETMASK, [] [pid 2156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2152] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2157] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2156] <... prctl resumed>) = 0 [pid 2152] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2156] setpgid(0, 0 [pid 2152] <... futex resumed>) = 1 [pid 2147] <... futex resumed>) = 0 [pid 2157] <... prctl resumed>) = 0 [pid 2156] <... setpgid resumed>) = 0 [pid 2152] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2147] exit_group(0 [pid 2157] setpgid(0, 0 [pid 2156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2152] <... futex resumed>) = ? [pid 2147] <... exit_group resumed>) = ? [pid 2157] <... setpgid resumed>) = 0 [pid 2156] <... openat resumed>) = 3 [pid 2155] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2152] +++ exited with 0 +++ [pid 2151] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2147] +++ exited with 0 +++ [pid 2157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2156] write(3, "1000", 4 [pid 2157] <... openat resumed>) = 3 [pid 2156] <... write resumed>) = 4 [pid 2157] write(3, "1000", 4 [pid 2156] close(3 [pid 2157] <... write resumed>) = 4 [pid 2156] <... close resumed>) = 0 [pid 2157] close(3 executing program [pid 2156] write(1, "executing program\n", 18 [pid 2157] <... close resumed>) = 0 [pid 2156] <... write resumed>) = 18 [pid 2155] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2151] <... socket resumed>) = 4 executing program [pid 2157] write(1, "executing program\n", 18 [pid 2156] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2155] <... prctl resumed>) = 0 [pid 2151] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2157] <... write resumed>) = 18 [pid 2156] <... futex resumed>) = 0 [pid 2157] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2156] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2157] <... futex resumed>) = 0 [pid 2156] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2157] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2156] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2157] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2156] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2157] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2156] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2157] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2156] <... mmap resumed>) = 0x7ff80b96e000 [pid 2157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2156] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2157] <... mmap resumed>) = 0x7ff80b96e000 [pid 2156] <... mprotect resumed>) = 0 [pid 2157] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2156] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2157] <... mprotect resumed>) = 0 [pid 2156] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2157] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2156] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2157] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2156] <... clone3 resumed> => {parent_tid=[2159]}, 88) = 2159 [pid 2156] rt_sigprocmask(SIG_SETMASK, [] [pid 2155] setpgid(0, 0 [pid 2151] <... futex resumed>) = 1 [pid 2145] <... futex resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2157] <... clone3 resumed> => {parent_tid=[2160]}, 88) = 2160 [pid 2156] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2145] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2157] rt_sigprocmask(SIG_SETMASK, [] [pid 2156] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2145] <... futex resumed>) = 0 [pid 2157] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2156] <... futex resumed>) = 0 [pid 2145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2157] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2156] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2157] <... futex resumed>) = 0 [pid 2157] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2155] <... setpgid resumed>) = 0 [pid 2151] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2160 attached [pid 2155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2151] <... connect resumed>) = -1 EEXIST (File exists) ci2-android-5-10/strace-static-x86_64: Process 2159 attached [pid 2159] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2159] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2159] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2159] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2156] <... futex resumed>) = 0 [pid 2156] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2156] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2159] <... futex resumed>) = 1 [pid 2159] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2159] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2156] <... futex resumed>) = 0 [pid 2156] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2156] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2159] <... futex resumed>) = 1 [ 43.285117][ T2075] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 43.293348][ T2075] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 43.315684][ T2075] RSP: 0018:ffffc900030a7c40 EFLAGS: 00010293 [ 43.322422][ T2075] RAX: ffffffff842f41a7 RBX: ffff888115ed2000 RCX: ffff888111d02780 [pid 2159] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2159] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2156] <... futex resumed>) = 0 [pid 2156] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2156] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2159] <... futex resumed>) = 1 [pid 2159] sendfile(-1, -1, [3 [pid 2155] <... openat resumed>) = 3 [pid 2151] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2159] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2159] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2156] <... futex resumed>) = 0 [pid 2159] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2156] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2159] <... clone3 resumed>) = 2161 [pid 2156] <... futex resumed>) = 0 [pid 2160] set_robust_list(0x7ff80b98e9a0, 24 [pid 2156] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2155] write(3, "1000", 4 [pid 2151] <... futex resumed>) = 1 [pid 2145] <... futex resumed>) = 0 [pid 2159] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2145] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2159] <... futex resumed>) = 1 [pid 2156] <... futex resumed>) = 0 [pid 2145] <... futex resumed>) = 0 [pid 2159] ioctl(3, PPPIOCSFLAGS, 0 [pid 2156] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2159] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2156] <... futex resumed>) = 0 [pid 2159] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2156] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2159] <... futex resumed>) = 0 [pid 2156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2159] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2156] exit_group(0 [pid 2159] <... futex resumed>) = ? [pid 2156] <... exit_group resumed>) = ? [pid 2159] +++ exited with 0 +++ [pid 2156] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2160] <... set_robust_list resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2155] <... write resumed>) = 4 [pid 2151] sendfile(-1, -1, [3 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2160] rt_sigprocmask(SIG_SETMASK, [] [pid 2155] close(3 [pid 2151] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 2162 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2160] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2155] <... close resumed>) = 0 [pid 2151] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2162 attached [pid 2162] set_robust_list(0x5555656516a0, 24) = 0 [pid 2160] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2155] write(1, "executing program\n", 18 [pid 2151] <... futex resumed>) = 1 [pid 2145] <... futex resumed>) = 0 [pid 2160] <... socket resumed>) = 3 [pid 2145] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2155] <... write resumed>) = 18 [pid 2151] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2145] <... futex resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2163 [pid 2145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2160] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 2155] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2162] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2151] <... clone3 resumed>) = 2164 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2160] <... futex resumed>) = 1 [pid 2157] <... futex resumed>) = 0 [pid 2155] <... futex resumed>) = 0 [pid 2157] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2151] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2157] <... futex resumed>) = 0 [pid 2157] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2162] setpgid(0, 0) = 0 [pid 2162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2162] write(3, "1000", 4) = 4 [pid 2162] close(3) = 0 [pid 2162] write(1, "executing program\n", 18) = 18 executing program [pid 2162] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2162] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2160] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2155] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2162] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2162] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2162] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2162] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 ci2-android-5-10/strace-static-x86_64: Process 2163 attached [pid 2162] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2163] set_robust_list(0x5555656516a0, 24 [pid 2162] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2163] <... set_robust_list resumed>) = 0 [pid 2162] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2163] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2162] <... clone3 resumed> => {parent_tid=[2165]}, 88) = 2165 [pid 2162] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2162] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2162] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2163] <... prctl resumed>) = 0 [pid 2163] setpgid(0, 0) = 0 [pid 2160] <... socket resumed>) = 4 [pid 2155] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2151] <... futex resumed>) = 1 [pid 2145] <... futex resumed>) = 0 [pid 2160] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2155] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2151] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2145] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2145] <... futex resumed>) = 0 [pid 2163] <... openat resumed>) = 3 [pid 2145] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2163] write(3, "1000", 4) = 4 executing program [pid 2163] close(3) = 0 [pid 2163] write(1, "executing program\n", 18) = 18 [pid 2163] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2163] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2163] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2163] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2163] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2160] <... futex resumed>) = 1 [pid 2157] <... futex resumed>) = 0 [pid 2155] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2157] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2165 attached ) = 0 [pid 2165] set_robust_list(0x7ff80b98e9a0, 24 [pid 2163] <... clone3 resumed> => {parent_tid=[2166]}, 88) = 2166 [pid 2157] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2165] <... set_robust_list resumed>) = 0 [pid 2163] rt_sigprocmask(SIG_SETMASK, [] [pid 2165] rt_sigprocmask(SIG_SETMASK, [] [pid 2163] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2165] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2163] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2165] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2163] <... futex resumed>) = 0 [pid 2165] <... socket resumed>) = 3 [pid 2163] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2165] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2160] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2155] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2151] ioctl(3, PPPIOCSFLAGS, 0 [pid 2165] <... futex resumed>) = 1 [pid 2162] <... futex resumed>) = 0 [pid 2165] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2162] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2165] <... socket resumed>) = 4 [pid 2162] <... futex resumed>) = 0 [pid 2165] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2162] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2165] <... futex resumed>) = 0 [pid 2162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2165] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2162] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2165] <... connect resumed>) = -1 EEXIST (File exists) [pid 2162] <... futex resumed>) = 0 [pid 2165] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2162] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2166 attached [pid 2165] <... futex resumed>) = 0 [pid 2162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2166] set_robust_list(0x7ff80b98e9a0, 24 [pid 2165] sendfile(-1, -1, [3 [pid 2162] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2166] <... set_robust_list resumed>) = 0 [pid 2165] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2162] <... futex resumed>) = 0 [pid 2166] rt_sigprocmask(SIG_SETMASK, [] [pid 2165] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2162] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2166] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2165] <... futex resumed>) = 0 [pid 2162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2166] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2165] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2162] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2166] <... socket resumed>) = 3 [pid 2165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 43.332702][ T2075] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d [ 43.342841][ T2075] RBP: ffffc900030a7c60 R08: ffff888115ed2083 R09: 1ffff11022bda410 [ 43.351856][ T2075] R10: dffffc0000000000 R11: ffffed1022bda411 R12: dffffc0000000000 [ 43.361930][ T2075] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88811443bc00 [ 43.372260][ T2075] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 43.383077][ T2075] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [pid 2162] <... futex resumed>) = 0 [pid 2160] <... connect resumed>) = -1 EEXIST (File exists) [pid 2166] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2165] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2162] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2155] <... mmap resumed>) = 0x7ff80b96e000 [pid 2151] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2166] <... futex resumed>) = 1 [pid 2165] <... clone3 resumed>) = 2167 [pid 2163] <... futex resumed>) = 0 [pid 2166] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2165] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2163] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2165] <... futex resumed>) = 1 [pid 2163] <... futex resumed>) = 0 [pid 2162] <... futex resumed>) = 0 [pid 2166] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2165] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2163] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2162] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2166] <... socket resumed>) = 4 [pid 2165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2162] <... futex resumed>) = 0 [pid 2166] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2165] ioctl(3, PPPIOCSFLAGS, 0 [pid 2162] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2166] <... futex resumed>) = 1 [pid 2165] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2163] <... futex resumed>) = 0 [pid 2166] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2165] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2163] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2165] <... futex resumed>) = 1 [pid 2163] <... futex resumed>) = 0 [pid 2162] <... futex resumed>) = 0 [pid 2160] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2155] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2151] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2166] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2165] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2163] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2162] exit_group(0 [pid 2166] <... connect resumed>) = -1 EEXIST (File exists) [pid 2165] <... futex resumed>) = ? [pid 2162] <... exit_group resumed>) = ? [pid 2166] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2165] +++ exited with 0 +++ [pid 2162] +++ exited with 0 +++ [pid 2166] <... futex resumed>) = 1 [pid 2163] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2166] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2163] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2163] <... futex resumed>) = 0 [pid 2166] sendfile(-1, -1, [3 [pid 2163] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2166] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2160] <... futex resumed>) = 1 [pid 2157] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 2166] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2157] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2155] <... mprotect resumed>) = 0 [pid 2151] <... futex resumed>) = 1 [pid 2145] <... futex resumed>) = 0 [pid 2166] <... futex resumed>) = 1 [pid 2163] <... futex resumed>) = 0 [pid 2160] sendfile(-1, -1, [3 [pid 2157] <... futex resumed>) = 0 [pid 2145] exit_group(0 [pid 2166] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2163] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2157] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2145] <... exit_group resumed>) = ? [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2163] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2166] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2163] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2166] <... clone3 resumed>) = 2168 [pid 2166] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2169 [pid 2166] <... futex resumed>) = 1 [pid 2163] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2166] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2163] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2160] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2155] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2163] <... futex resumed>) = 0 [pid 2155] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2166] ioctl(3, PPPIOCSFLAGS, 0 [pid 2163] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2166] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2160] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2151] +++ exited with 0 +++ [pid 2145] +++ exited with 0 +++ [pid 2166] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2155] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2166] <... futex resumed>) = 1 [pid 2163] <... futex resumed>) = 0 [pid 2166] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2163] exit_group(0 [pid 2166] <... futex resumed>) = ? [pid 2163] <... exit_group resumed>) = ? [pid 2166] +++ exited with 0 +++ [pid 2163] +++ exited with 0 +++ [pid 2160] <... futex resumed>) = 1 [pid 2157] <... futex resumed>) = 0 [pid 2160] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 2170 attached ) = -1 EAGAIN (Resource temporarily unavailable) [pid 2157] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2155] <... clone3 resumed> => {parent_tid=[2170]}, 88) = 2170 [pid 2170] set_robust_list(0x7ff80b98e9a0, 24 [pid 2160] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2157] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2163, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ci2-android-5-10/strace-static-x86_64: Process 2169 attached [pid 2169] set_robust_list(0x5555656516a0, 24) = 0 [pid 2169] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2169] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2169] setpgid(0, 0) = 0 [pid 2169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2169] write(3, "1000", 4) = 4 [pid 2169] close(3) = 0 [pid 2169] write(1, "executing program\n", 18) = 18 [pid 2169] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2155] rt_sigprocmask(SIG_SETMASK, [] [pid 2169] <... futex resumed>) = 0 executing program [pid 2169] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2169] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2160] <... clone3 resumed>) = 2171 [pid 2157] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2169] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2169] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2169] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2169] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2172]}, 88) = 2172 [pid 2169] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2169] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2169] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2172 attached [pid 2172] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2172] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2172] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2155] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2172] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2155] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2170] <... set_robust_list resumed>) = 0 [pid 2160] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2155] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2169] <... futex resumed>) = 0 [pid 2169] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2169] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2172] <... futex resumed>) = 1 [pid 2172] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2172] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2169] <... futex resumed>) = 0 [pid 2169] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2172] <... futex resumed>) = 1 [ 43.390691][ T2075] CR2: 00007ff80b9ffda0 CR3: 0000000114b21000 CR4: 00000000003506a0 [ 43.399081][ T2075] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.407654][ T2075] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.416870][ T2075] Call Trace: [ 43.420731][ T2075] pppol2tp_release+0x150/0x2b0 [ 43.427451][ T2153] ------------[ cut here ]------------ [pid 2169] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2172] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2170] rt_sigprocmask(SIG_SETMASK, [] [pid 2160] <... futex resumed>) = 1 [pid 2157] <... futex resumed>) = 0 [pid 2155] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2172] <... connect resumed>) = 0 [pid 2170] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2160] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2157] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2172] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2169] <... futex resumed>) = 0 [pid 2157] <... futex resumed>) = 0 [pid 2169] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2169] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2172] <... futex resumed>) = 1 [pid 2172] sendfile(-1, -1, [3 [pid 2160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2157] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2174 [pid 2170] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2173 [pid 2172] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2172] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2169] <... futex resumed>) = 0 [pid 2169] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2169] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2172] <... futex resumed>) = 1 [pid 2172] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2160] ioctl(3, PPPIOCSFLAGS, 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2160] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2170] <... socket resumed>) = 3 [pid 2160] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2174 attached [pid 2170] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2160] <... futex resumed>) = 1 [pid 2157] <... futex resumed>) = 0 [pid 2172] <... clone3 resumed>) = 2175 [pid 2172] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2169] <... futex resumed>) = 0 [pid 2169] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2169] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2172] <... futex resumed>) = 1 [pid 2172] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 2170] <... futex resumed>) = 1 [pid 2157] exit_group(0 [pid 2170] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2155] <... futex resumed>) = 0 [pid 2160] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2157] <... exit_group resumed>) = ? [pid 2155] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2174] set_robust_list(0x5555656516a0, 24 [pid 2160] +++ exited with 0 +++ [pid 2172] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2169] <... futex resumed>) = 0 [pid 2169] exit_group(0) = ? [pid 2157] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2157, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2174] <... set_robust_list resumed>) = 0 [pid 2170] <... futex resumed>) = 0 [pid 2155] <... futex resumed>) = 1 [pid 2172] <... futex resumed>) = ? [pid 2172] +++ exited with 0 +++ [pid 2169] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2169, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2173 attached [pid 2173] set_robust_list(0x5555656516a0, 24) = 0 [pid 2174] rt_sigprocmask(SIG_SETMASK, [] [pid 2170] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2155] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2173] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2173] setpgid(0, 0) = 0 [pid 2174] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2170] <... socket resumed>) = 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2176 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2177 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2173] write(3, "1000", 4) = 4 [pid 2173] close(3) = 0 executing program [pid 2173] write(1, "executing program\n", 18) = 18 [pid 2173] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2173] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2173] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 ci2-android-5-10/strace-static-x86_64: Process 2176 attached [pid 2173] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2176] set_robust_list(0x5555656516a0, 24 [pid 2174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2173] <... mprotect resumed>) = 0 [pid 2176] <... set_robust_list resumed>) = 0 [pid 2173] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2176] rt_sigprocmask(SIG_SETMASK, [] [pid 2174] <... prctl resumed>) = 0 [pid 2173] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2170] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2176] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2173] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2173] <... clone3 resumed> => {parent_tid=[2178]}, 88) = 2178 [pid 2176] setpgid(0, 0 [pid 2173] rt_sigprocmask(SIG_SETMASK, [] [pid 2176] <... setpgid resumed>) = 0 [pid 2173] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2173] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2176] <... openat resumed>) = 3 [pid 2174] setpgid(0, 0 [pid 2173] <... futex resumed>) = 0 [pid 2170] <... futex resumed>) = 1 ci2-android-5-10/strace-static-x86_64: Process 2177 attached [pid 2176] write(3, "1000", 4 [pid 2174] <... setpgid resumed>) = 0 [pid 2173] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2155] <... futex resumed>) = 0 [pid 2176] <... write resumed>) = 4 [pid 2176] close(3) = 0 [pid 2176] write(1, "executing program\n", 18) = 18 executing program [pid 2176] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2176] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2176] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2176] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2176] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2170] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2155] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2177] set_robust_list(0x5555656516a0, 24 [pid 2176] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 2178 attached , [], 8) = 0 [pid 2178] set_robust_list(0x7ff80b98e9a0, 24 [pid 2176] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2178] <... set_robust_list resumed>) = 0 [ 43.433793][ T2153] WARNING: CPU: 1 PID: 2153 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 43.444343][ T2075] sock_close+0xb8/0x200 [ 43.449913][ T2075] ? sock_mmap+0xa0/0xa0 [ 43.454889][ T2153] Modules linked in: [ 43.460465][ T2075] __fput+0x2dc/0x730 [ 43.464659][ T2075] ____fput+0x15/0x20 [ 43.468950][ T2153] CPU: 1 PID: 2153 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 43.478845][ T2075] task_work_run+0x127/0x190 [ 43.484071][ T2075] do_exit+0xa7c/0x24e0 [pid 2178] rt_sigprocmask(SIG_SETMASK, [] [pid 2176] <... clone3 resumed> => {parent_tid=[2179]}, 88) = 2179 [pid 2178] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2176] rt_sigprocmask(SIG_SETMASK, [] [pid 2178] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2176] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2178] <... socket resumed>) = 3 [pid 2176] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2178] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2176] <... futex resumed>) = 0 [pid 2178] <... futex resumed>) = 1 [pid 2176] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2174] <... openat resumed>) = 3 [pid 2173] <... futex resumed>) = 0 [pid 2155] <... futex resumed>) = 0 [pid 2178] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2177] <... set_robust_list resumed>) = 0 [pid 2174] write(3, "1000", 4 [pid 2173] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2173] <... futex resumed>) = 0 [pid 2178] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2173] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2178] <... socket resumed>) = 4 [pid 2178] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2179 attached ) = 1 [pid 2173] <... futex resumed>) = 0 [pid 2179] set_robust_list(0x7ff80b98e9a0, 24 [pid 2178] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2173] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2179] <... set_robust_list resumed>) = 0 [pid 2178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2173] <... futex resumed>) = 0 [pid 2179] rt_sigprocmask(SIG_SETMASK, [] [pid 2178] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2173] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2179] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2178] <... connect resumed>) = -1 EEXIST (File exists) [pid 2179] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2178] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2179] <... socket resumed>) = 3 [pid 2178] <... futex resumed>) = 1 [pid 2173] <... futex resumed>) = 0 [pid 2179] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2178] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2173] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2179] <... futex resumed>) = 1 [pid 2178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2176] <... futex resumed>) = 0 [pid 2173] <... futex resumed>) = 0 [pid 2179] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2178] sendfile(-1, -1, [3 [pid 2177] rt_sigprocmask(SIG_SETMASK, [] [pid 2176] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2174] <... write resumed>) = 4 [pid 2173] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2155] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2178] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2177] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2176] <... futex resumed>) = 0 [pid 2174] close(3 [pid 2170] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2179] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2178] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2176] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2179] <... socket resumed>) = 4 [pid 2178] <... futex resumed>) = 1 [pid 2173] <... futex resumed>) = 0 [pid 2179] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2178] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2173] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2179] <... futex resumed>) = 1 [pid 2178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2176] <... futex resumed>) = 0 [pid 2173] <... futex resumed>) = 0 [pid 2179] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2178] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2176] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2173] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2178] <... clone3 resumed>) = 2180 [pid 2177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2176] <... futex resumed>) = 0 [pid 2174] <... close resumed>) = 0 [pid 2170] <... connect resumed>) = -1 EEXIST (File exists) [pid 2179] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2178] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2176] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2179] <... connect resumed>) = -1 EEXIST (File exists) [pid 2178] <... futex resumed>) = 1 [pid 2173] <... futex resumed>) = 0 [pid 2179] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2178] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2173] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2179] <... futex resumed>) = 1 [pid 2178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2176] <... futex resumed>) = 0 [pid 2173] <... futex resumed>) = 0 [pid 2179] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2178] ioctl(3, PPPIOCSFLAGS, 0 [pid 2176] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2173] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2178] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2177] <... prctl resumed>) = 0 [pid 2176] <... futex resumed>) = 0 [pid 2174] write(1, "executing program\n", 18 [pid 2170] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2179] sendfile(-1, -1, [3 [pid 2178] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2176] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2179] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2178] <... futex resumed>) = 1 [pid 2173] <... futex resumed>) = 0 [pid 2179] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2178] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2173] exit_group(0 [pid 2179] <... futex resumed>) = 1 executing program [pid 2178] <... futex resumed>) = ? [pid 2177] setpgid(0, 0 [pid 2176] <... futex resumed>) = 0 [pid 2174] <... write resumed>) = 18 [pid 2173] <... exit_group resumed>) = ? [pid 2170] <... futex resumed>) = 1 [pid 2155] <... futex resumed>) = 0 [pid 2179] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2178] +++ exited with 0 +++ [pid 2176] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2173] +++ exited with 0 +++ [pid 2179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2176] <... futex resumed>) = 0 [pid 2179] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2176] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2179] <... clone3 resumed>) = 2181 [pid 2177] <... setpgid resumed>) = 0 [pid 2174] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2170] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2155] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2179] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2176] <... futex resumed>) = 0 [pid 2179] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2176] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2176] <... futex resumed>) = 0 [pid 2179] ioctl(3, PPPIOCSFLAGS, 0 [pid 2176] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2179] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2179] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2176] <... futex resumed>) = 0 [pid 2179] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2176] exit_group(0 [pid 2179] <... futex resumed>) = ? [pid 2176] <... exit_group resumed>) = ? [pid 2179] +++ exited with 0 +++ [pid 2177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2176] +++ exited with 0 +++ [pid 2174] <... futex resumed>) = 0 [pid 2170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2155] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 43.488801][ T2075] ? __kasan_check_write+0x14/0x20 [ 43.494452][ T2153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.505257][ T2075] ? switch_fpu_return+0x19c/0x330 [ 43.510994][ T2075] ? put_task_struct+0x90/0x90 [ 43.516200][ T2075] ? fpu__clear_all+0x20/0x20 [ 43.520503][ T2153] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 43.524040][ T2075] ? __kasan_check_read+0x11/0x20 [ 43.532706][ T2075] __x64_sys_exit+0x40/0x40 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2177] <... openat resumed>) = 3 [pid 2174] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2170] sendfile(-1, -1, [3 [pid 2155] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... restart_syscall resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 2182 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2177] write(3, "1000", 4 [pid 2174] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2170] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2182 attached [pid 2182] set_robust_list(0x5555656516a0, 24) = 0 [pid 2182] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2182] setpgid(0, 0) = 0 [pid 2177] <... write resumed>) = 4 [pid 2174] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2170] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2177] close(3 [pid 2174] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2170] <... futex resumed>) = 1 [pid 2177] <... close resumed>) = 0 [pid 2174] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2170] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2155] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2182] write(3, "1000", 4) = 4 [pid 2182] close(3) = 0 [pid 2182] write(1, "executing program\n", 18) = 18 executing program [pid 2182] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2177] write(1, "executing program\n", 18 [pid 2174] <... mmap resumed>) = 0x7ff80b96e000 [pid 2155] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2177] <... write resumed>) = 18 [pid 2174] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2170] <... futex resumed>) = 0 [pid 2155] <... futex resumed>) = 1 executing program [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2182] <... futex resumed>) = 0 [pid 2182] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2182] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2182] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2182] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2183]}, 88) = 2183 [pid 2182] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2182] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2182] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2183 attached [pid 2183] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2183] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2177] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2174] <... mprotect resumed>) = 0 [pid 2170] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2155] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2183] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2183] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2177] <... futex resumed>) = 0 [pid 2177] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2182] <... futex resumed>) = 0 [pid 2182] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2182] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2183] <... futex resumed>) = 1 [pid 2170] <... clone3 resumed>) = 2185 [pid 2177] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2174] rt_sigprocmask(SIG_BLOCK, ~[] [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2184 [pid 2177] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2174] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2170] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2184 attached [pid 298] rt_sigprocmask(SIG_SETMASK, [] [ 43.537629][ T2075] do_syscall_64+0x31/0x40 [ 43.541443][ T2153] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 43.543813][ T2075] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.567999][ T2075] RIP: 0033:0x7ff80b9ae199 [ 43.573034][ T2075] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 43.580984][ T2075] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [pid 2183] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2183] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2182] <... futex resumed>) = 0 [pid 2182] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2182] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2183] <... futex resumed>) = 1 [pid 2183] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2183] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2182] <... futex resumed>) = 0 [pid 2182] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2182] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2183] <... futex resumed>) = 1 [pid 2183] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2183] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2182] <... futex resumed>) = 0 [pid 2182] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2182] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2183] <... futex resumed>) = 1 [pid 2183] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 2186 [pid 2184] set_robust_list(0x5555656516a0, 24 [pid 2177] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2174] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2170] <... futex resumed>) = 1 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2177] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2155] <... futex resumed>) = 0 [pid 2170] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2155] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2187 attached [pid 2184] <... set_robust_list resumed>) = 0 [pid 2177] <... mmap resumed>) = 0x7ff80b96e000 [pid 2174] <... clone3 resumed> => {parent_tid=[2187]}, 88) = 2187 [pid 2170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2183] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2182] <... futex resumed>) = 0 [pid 2182] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2182] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2183] <... futex resumed>) = 1 [pid 2183] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2183] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2182] <... futex resumed>) = 0 [pid 2183] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2182] exit_group(0 [pid 2183] <... futex resumed>) = ? [pid 2182] <... exit_group resumed>) = ? [pid 2183] +++ exited with 0 +++ [pid 2182] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2187] set_robust_list(0x7ff80b98e9a0, 24 [pid 2184] rt_sigprocmask(SIG_SETMASK, [] [pid 2177] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2174] rt_sigprocmask(SIG_SETMASK, [] [pid 2170] ioctl(3, PPPIOCSFLAGS, 0 [pid 2155] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 2188 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2188 attached [pid 2188] set_robust_list(0x5555656516a0, 24) = 0 [pid 2188] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2187] <... set_robust_list resumed>) = 0 [pid 2184] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2177] <... mprotect resumed>) = 0 [pid 2174] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2187] rt_sigprocmask(SIG_SETMASK, [] [pid 2174] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2170] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2187] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2184] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2174] <... futex resumed>) = 0 [pid 2187] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2184] <... prctl resumed>) = 0 [pid 2177] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2174] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2170] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2155] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2188] <... prctl resumed>) = 0 [pid 2188] setpgid(0, 0) = 0 [pid 2188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2188] write(3, "1000", 4) = 4 [pid 2188] close(3) = 0 [pid 2188] write(1, "executing program\n", 18 [pid 2187] <... socket resumed>) = 3 [pid 2187] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2184] setpgid(0, 0 [pid 2177] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2170] <... futex resumed>) = 0 [pid 2155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2187] <... futex resumed>) = 1 [pid 2184] <... setpgid resumed>) = 0 [pid 2187] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2155] exit_group(0 [pid 2184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2177] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2170] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2174] <... futex resumed>) = 0 [pid 2155] <... exit_group resumed>) = ? [pid 2184] <... openat resumed>) = 3 [pid 2174] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2170] +++ exited with 0 +++ [pid 2188] <... write resumed>) = 18 executing program [pid 2188] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2155] +++ exited with 0 +++ [pid 2187] <... futex resumed>) = 0 [pid 2174] <... futex resumed>) = 1 [pid 2187] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2184] write(3, "1000", 4 [pid 2177] <... clone3 resumed> => {parent_tid=[2189]}, 88) = 2189 [pid 2187] <... socket resumed>) = 4 [pid 2187] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2187] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2188] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2188] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2188] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2188] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2188] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2190]}, 88) = 2190 [pid 2188] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2184] <... write resumed>) = 4 [pid 2174] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2177] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 43.591569][ T2075] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [ 43.600331][ T2075] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 43.608287][ T2153] RSP: 0018:ffffc90003297c40 EFLAGS: 00010293 [ 43.609572][ T2075] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 43.623460][ T2075] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 43.633492][ T2075] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 ci2-android-5-10/strace-static-x86_64: Process 2190 attached [pid 2184] close(3 [pid 2177] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2188] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2188] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2189 attached [pid 2190] set_robust_list(0x7ff80b98e9a0, 24 [pid 2184] <... close resumed>) = 0 [pid 2177] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2174] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 [pid 2190] <... set_robust_list resumed>) = 0 [pid 2187] <... futex resumed>) = 0 [pid 2184] write(1, "executing program\n", 18 [pid 2177] <... futex resumed>) = 0 executing program [pid 2174] <... futex resumed>) = 1 [pid 2190] rt_sigprocmask(SIG_SETMASK, [] [pid 2187] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2184] <... write resumed>) = 18 [pid 2177] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2174] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2190] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2184] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2190] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2189] set_robust_list(0x7ff80b98e9a0, 24 [pid 2184] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2190] <... socket resumed>) = 3 [pid 2189] <... set_robust_list resumed>) = 0 [pid 2184] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2190] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2189] rt_sigprocmask(SIG_SETMASK, [] [pid 2184] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2190] <... futex resumed>) = 1 [pid 2189] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2184] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2191 [pid 2190] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2189] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2184] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2189] <... socket resumed>) = 3 [pid 2184] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2189] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2184] <... mmap resumed>) = 0x7ff80b96e000 [pid 2189] <... futex resumed>) = 1 [pid 2184] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2177] <... futex resumed>) = 0 [pid 2189] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2184] <... mprotect resumed>) = 0 [pid 2177] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2184] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2177] <... futex resumed>) = 0 [pid 2189] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2184] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2177] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2189] <... socket resumed>) = 4 [pid 2184] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2189] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2184] <... clone3 resumed> => {parent_tid=[2192]}, 88) = 2192 [pid 2177] <... futex resumed>) = 0 [pid 2189] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2184] rt_sigprocmask(SIG_SETMASK, [] [pid 2177] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2184] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2177] <... futex resumed>) = 0 [pid 2189] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2184] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2177] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2192 attached ci2-android-5-10/strace-static-x86_64: Process 2191 attached [pid 2188] <... futex resumed>) = 0 [pid 2187] <... connect resumed>) = -1 EEXIST (File exists) [pid 2184] <... futex resumed>) = 0 [pid 2184] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2192] set_robust_list(0x7ff80b98e9a0, 24 [pid 2189] <... connect resumed>) = 0 [pid 2191] set_robust_list(0x5555656516a0, 24 [pid 2188] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2187] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2192] <... set_robust_list resumed>) = 0 [pid 2191] <... set_robust_list resumed>) = 0 [pid 2190] <... futex resumed>) = 0 [pid 2188] <... futex resumed>) = 1 [pid 2190] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2192] rt_sigprocmask(SIG_SETMASK, [] [pid 2191] rt_sigprocmask(SIG_SETMASK, [] [pid 2190] <... socket resumed>) = 4 [pid 2188] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2187] <... futex resumed>) = 1 [pid 2174] <... futex resumed>) = 0 [pid 2190] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2174] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2190] <... futex resumed>) = 0 [pid 2174] <... futex resumed>) = 0 [pid 2190] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2174] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2189] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2177] <... futex resumed>) = 0 [pid 2177] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2177] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2189] <... futex resumed>) = 1 [pid 2189] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2189] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2177] <... futex resumed>) = 0 [pid 2177] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2177] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2189] <... futex resumed>) = 1 [pid 2189] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 2193 [pid 2189] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2177] <... futex resumed>) = 0 [pid 2177] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2177] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2189] <... futex resumed>) = 1 [pid 2189] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOSYS (Function not implemented) [pid 2189] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2177] <... futex resumed>) = 0 [pid 2177] exit_group(0) = ? [pid 2189] <... futex resumed>) = ? [pid 2192] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2191] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2187] sendfile(-1, -1, [3 [pid 2189] +++ exited with 0 +++ [pid 2177] +++ exited with 0 +++ [pid 2187] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2192] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2191] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2188] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2187] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2177, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 2192] <... socket resumed>) = 3 [pid 2192] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2184] <... futex resumed>) = 0 [pid 2192] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2184] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2192] <... socket resumed>) = 4 [pid 2184] <... futex resumed>) = 0 [pid 2192] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2184] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2192] <... futex resumed>) = 0 [pid 2184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2192] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2184] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2192] <... connect resumed>) = -1 EEXIST (File exists) [pid 2184] <... futex resumed>) = 0 [pid 2192] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2184] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2192] <... futex resumed>) = 0 [pid 2184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2192] sendfile(-1, -1, [3 [pid 2184] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2192] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2184] <... futex resumed>) = 0 [pid 2192] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2191] <... prctl resumed>) = 0 [pid 2188] <... futex resumed>) = 1 [pid 2187] <... futex resumed>) = 1 [pid 2184] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2174] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2192] <... futex resumed>) = 0 [pid 2191] setpgid(0, 0 [pid 2190] <... futex resumed>) = 0 [pid 2184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 43.641995][ T2075] ---[ end trace c1d415d37a8f89dc ]--- [ 43.644087][ T2153] RAX: ffffffff842f41a7 RBX: ffff888116842800 RCX: ffff88810f7b2780 [ 43.656331][ T2153] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d [ 43.665313][ T2153] RBP: ffffc90003297c60 R08: ffff888116842883 R09: 1ffff11022d08510 [ 43.674678][ T2153] R10: dffffc0000000000 R11: ffffed1022d08511 R12: dffffc0000000000 [ 43.683501][ T2153] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888115b7ec00 [pid 2174] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2192] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2188] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2187] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2184] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2174] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 2192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2184] <... futex resumed>) = 0 [pid 2174] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2192] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2184] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2192] <... clone3 resumed>) = 2194 [pid 2192] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2184] <... futex resumed>) = 0 [pid 2192] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2184] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2191] <... setpgid resumed>) = 0 [pid 2190] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2184] <... futex resumed>) = 0 [pid 2192] ioctl(3, PPPIOCSFLAGS, 0 [pid 2184] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2192] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2187] <... clone3 resumed>) = 2195 [pid 2192] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2190] <... connect resumed>) = -1 EEXIST (File exists) [pid 2192] <... futex resumed>) = 1 [pid 2187] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2184] <... futex resumed>) = 0 [pid 2192] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2184] exit_group(0 [pid 2192] <... futex resumed>) = ? [pid 2184] <... exit_group resumed>) = ? [pid 2192] +++ exited with 0 +++ [pid 2184] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2191] <... openat resumed>) = 3 [pid 2191] write(3, "1000", 4) = 4 [pid 2191] close(3 [pid 2190] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2187] <... futex resumed>) = 1 [pid 2174] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2191] <... close resumed>) = 0 [pid 2174] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2191] write(1, "executing program\n", 18 [pid 2174] <... futex resumed>) = 0 executing program [pid 2191] <... write resumed>) = 18 [pid 2174] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 2191] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2191] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2191] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2191] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2191] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2191] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2196 [pid 2191] <... mmap resumed>) = 0x7ff80b96e000 [pid 2190] <... futex resumed>) = 1 [pid 2187] ioctl(3, PPPIOCSFLAGS, 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2191] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2190] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2188] <... futex resumed>) = 0 [pid 2187] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2191] <... mprotect resumed>) = 0 [pid 2191] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2191] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2197]}, 88) = 2197 [pid 2191] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2191] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2191] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2196 attached [pid 2196] set_robust_list(0x5555656516a0, 24) = 0 [pid 2196] rt_sigprocmask(SIG_SETMASK, [] [pid 2188] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2187] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2196] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2196] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 2197 attached ci2-android-5-10/strace-static-x86_64: Process 2198 attached ) = 0 [pid 2190] <... futex resumed>) = 0 [pid 2188] <... futex resumed>) = 1 [pid 2187] <... futex resumed>) = 1 [pid 2174] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2198 [pid 2174] exit_group(0 [pid 2196] setpgid(0, 0 [pid 2174] <... exit_group resumed>) = ? [pid 2196] <... setpgid resumed>) = 0 [pid 2196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2196] write(3, "1000", 4) = 4 [pid 2196] close(3) = 0 [pid 2196] write(1, "executing program\n", 18) = 18 executing program [pid 2196] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2196] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2196] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2196] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2197] set_robust_list(0x7ff80b98e9a0, 24 [pid 2190] sendfile(-1, -1, [3 [pid 2188] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2196] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2198] set_robust_list(0x5555656516a0, 24 [pid 2197] <... set_robust_list resumed>) = 0 [pid 2190] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2187] +++ exited with 0 +++ [pid 2174] +++ exited with 0 +++ [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2196] <... clone3 resumed> => {parent_tid=[2199]}, 88) = 2199 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2196] rt_sigprocmask(SIG_SETMASK, [] [pid 2198] <... set_robust_list resumed>) = 0 [pid 2197] rt_sigprocmask(SIG_SETMASK, [] [pid 2196] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2190] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2196] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2196] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2196] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 2200 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2198] rt_sigprocmask(SIG_SETMASK, [] [pid 2197] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2190] <... futex resumed>) = 1 [ 43.692363][ T2153] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 43.702402][ T2153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.709094][ T2153] CR2: 00007ff80b9987e3 CR3: 0000000116384000 CR4: 00000000003506b0 [ 43.717477][ T2153] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.726239][ T2153] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.735186][ T2153] Call Trace: ci2-android-5-10/strace-static-x86_64: Process 2199 attached [pid 2198] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2197] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2190] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2188] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2200 attached [pid 2200] set_robust_list(0x5555656516a0, 24) = 0 [pid 2200] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2197] <... socket resumed>) = 3 [pid 2188] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2197] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2198] <... prctl resumed>) = 0 [pid 2190] <... futex resumed>) = 0 [pid 2188] <... futex resumed>) = 1 [pid 2197] <... futex resumed>) = 1 [pid 2191] <... futex resumed>) = 0 [pid 2199] set_robust_list(0x7ff80b98e9a0, 24 [pid 2191] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2191] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2200] setpgid(0, 0) = 0 [pid 2200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2200] write(3, "1000", 4) = 4 [pid 2200] close(3) = 0 [pid 2200] write(1, "executing program\n", 18 [pid 2199] <... set_robust_list resumed>) = 0 [pid 2198] setpgid(0, 0 [pid 2197] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2190] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2188] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2200] <... write resumed>) = 18 [pid 2200] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2200] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 executing program [pid 2200] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2198] <... setpgid resumed>) = 0 [pid 2200] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2200] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2200] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2199] rt_sigprocmask(SIG_SETMASK, [] [pid 2190] <... clone3 resumed>) = 2201 [pid 2200] <... mprotect resumed>) = 0 [pid 2198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2199] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2197] <... socket resumed>) = 4 [pid 2190] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2199] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2198] <... openat resumed>) = 3 [pid 2197] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2190] <... futex resumed>) = 1 [pid 2188] <... futex resumed>) = 0 [pid 2200] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2200] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2202]}, 88) = 2202 [pid 2199] <... socket resumed>) = 3 [pid 2198] write(3, "1000", 4 [pid 2197] <... futex resumed>) = 1 [pid 2190] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2188] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2200] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2191] <... futex resumed>) = 0 [pid 2200] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2199] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2198] <... write resumed>) = 4 [pid 2197] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2191] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2188] <... futex resumed>) = 0 [pid 2200] <... futex resumed>) = 0 [pid 2200] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2202 attached [pid 2202] set_robust_list(0x7ff80b98e9a0, 24 [pid 2199] <... futex resumed>) = 1 [pid 2198] close(3 [pid 2197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2196] <... futex resumed>) = 0 [pid 2191] <... futex resumed>) = 0 [pid 2190] ioctl(3, PPPIOCSFLAGS, 0 [pid 2188] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2196] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2196] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2202] <... set_robust_list resumed>) = 0 [pid 2202] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2202] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2202] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2200] <... futex resumed>) = 0 [pid 2200] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2202] <... futex resumed>) = 1 [pid 2200] <... futex resumed>) = 0 [pid 2202] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2200] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2199] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2198] <... close resumed>) = 0 [pid 2197] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2191] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2190] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2202] <... socket resumed>) = 4 [pid 2202] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2200] <... futex resumed>) = 0 [pid 2202] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2200] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2202] <... connect resumed>) = -1 EEXIST (File exists) [pid 2200] <... futex resumed>) = 0 [pid 2202] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2200] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2202] <... futex resumed>) = 0 [pid 2200] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2199] <... socket resumed>) = 4 [pid 2198] write(1, "executing program\n", 18 [pid 2202] sendfile(-1, -1, [3 executing program [pid 2200] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2199] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2197] <... connect resumed>) = -1 EEXIST (File exists) [pid 2190] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2198] <... write resumed>) = 18 [pid 2202] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2200] <... futex resumed>) = 0 [pid 2202] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2200] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2202] <... futex resumed>) = 0 [pid 2200] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2202] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2200] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2200] <... futex resumed>) = 0 [pid 2202] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2200] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2199] <... futex resumed>) = 1 [pid 2198] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2197] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2196] <... futex resumed>) = 0 [pid 2190] <... futex resumed>) = 1 [pid 2188] <... futex resumed>) = 0 [pid 2202] <... clone3 resumed>) = 2203 [pid 2196] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2202] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2196] <... futex resumed>) = 0 [pid 2202] <... futex resumed>) = 1 [pid 2200] <... futex resumed>) = 0 [pid 2199] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2198] <... futex resumed>) = 0 [pid 2197] <... futex resumed>) = 1 [pid 2196] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2190] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2202] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2200] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2199] <... connect resumed>) = -1 EEXIST (File exists) [pid 2198] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2197] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2191] <... futex resumed>) = 0 [pid 2188] exit_group(0 [pid 2202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2200] <... futex resumed>) = 0 [pid 2202] ioctl(3, PPPIOCSFLAGS, 0 [pid 2200] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2202] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2202] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2200] <... futex resumed>) = 0 [pid 2202] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2200] exit_group(0 [pid 2199] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2198] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2191] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2202] <... futex resumed>) = ? [pid 2200] <... exit_group resumed>) = ? [pid 2190] <... futex resumed>) = ? [pid 2188] <... exit_group resumed>) = ? [pid 2202] +++ exited with 0 +++ [pid 2200] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 43.738585][ T2153] pppol2tp_release+0x150/0x2b0 [ 43.743920][ T2153] sock_close+0xb8/0x200 [ 43.749059][ T2153] ? sock_mmap+0xa0/0xa0 [ 43.754943][ T2153] __fput+0x2dc/0x730 [ 43.760131][ T2153] ____fput+0x15/0x20 [ 43.764234][ T2153] task_work_run+0x127/0x190 [ 43.769021][ T2153] do_exit+0xa7c/0x24e0 [ 43.773672][ T2153] ? __kasan_check_write+0x14/0x20 [ 43.778957][ T2153] ? switch_fpu_return+0x19c/0x330 [ 43.784674][ T2153] ? put_task_struct+0x90/0x90 [pid 2199] <... futex resumed>) = 1 [pid 2198] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2196] <... futex resumed>) = 0 [pid 2196] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2191] <... futex resumed>) = 1 [pid 2196] <... futex resumed>) = 0 [pid 2196] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2197] <... futex resumed>) = 0 [pid 2199] sendfile(-1, -1, [3 [pid 2198] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2197] sendfile(-1, -1, [3 [pid 2191] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2199] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2198] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2197] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2199] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2198] <... mmap resumed>) = 0x7ff80b96e000 [pid 2199] <... futex resumed>) = 1 [pid 2197] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2198] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2196] <... futex resumed>) = 0 [pid 2199] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2198] <... mprotect resumed>) = 0 [pid 2197] <... futex resumed>) = 1 [pid 2196] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2191] <... futex resumed>) = 0 [pid 2190] +++ exited with 0 +++ [pid 2188] +++ exited with 0 +++ [pid 2196] <... futex resumed>) = 0 [pid 2196] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2199] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 2204 [pid 302] <... restart_syscall resumed>) = 0 [pid 2199] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2198] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2197] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2191] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2199] <... futex resumed>) = 1 [pid 2198] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2196] <... futex resumed>) = 0 [pid 2191] <... futex resumed>) = 0 [pid 2199] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2196] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2196] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2199] ioctl(3, PPPIOCSFLAGS, 0 [pid 2196] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2199] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2198] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2197] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2191] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2199] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2205 [pid 2199] <... futex resumed>) = 1 [pid 2196] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2199] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2196] exit_group(0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2199] <... futex resumed>) = ? [pid 2196] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2206 attached ci2-android-5-10/strace-static-x86_64: Process 2205 attached [pid 2199] +++ exited with 0 +++ [pid 2198] <... clone3 resumed> => {parent_tid=[2206]}, 88) = 2206 [pid 2197] <... clone3 resumed>) = 2207 [pid 2196] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2208 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2206] set_robust_list(0x7ff80b98e9a0, 24 [pid 2198] rt_sigprocmask(SIG_SETMASK, [] [pid 2206] <... set_robust_list resumed>) = 0 [pid 2205] set_robust_list(0x5555656516a0, 24 [pid 2198] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2197] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2208 attached [pid 2208] set_robust_list(0x5555656516a0, 24) = 0 [pid 2208] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2198] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2197] <... futex resumed>) = 1 [pid 2191] <... futex resumed>) = 0 [pid 2206] rt_sigprocmask(SIG_SETMASK, [] [pid 2205] <... set_robust_list resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2209 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2208] setpgid(0, 0) = 0 [pid 2208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2208] write(3, "1000", 4) = 4 [pid 2208] close(3) = 0 [pid 2208] write(1, "executing program\n", 18) = 18 executing program [pid 2208] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2208] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2198] <... futex resumed>) = 0 [pid 2206] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2197] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2191] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2206] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2205] rt_sigprocmask(SIG_SETMASK, [] [pid 2197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2191] <... futex resumed>) = 0 [pid 2208] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2208] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1]ci2-android-5-10/strace-static-x86_64: Process 2209 attached , NULL, 8) = 0 [pid 2209] set_robust_list(0x5555656516a0, 24 [pid 2208] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2209] <... set_robust_list resumed>) = 0 [pid 2208] <... mmap resumed>) = 0x7ff80b96e000 [pid 2209] rt_sigprocmask(SIG_SETMASK, [] [pid 2208] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2209] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2208] <... mprotect resumed>) = 0 [pid 2209] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2208] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2209] <... prctl resumed>) = 0 [pid 2208] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2209] setpgid(0, 0 [pid 2208] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2209] <... setpgid resumed>) = 0 [pid 2206] <... socket resumed>) = 3 [pid 2205] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2198] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2197] ioctl(3, PPPIOCSFLAGS, 0 [pid 2191] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2208] <... clone3 resumed> => {parent_tid=[2210]}, 88) = 2210 [pid 2209] <... openat resumed>) = 3 [pid 2208] rt_sigprocmask(SIG_SETMASK, [] [pid 2209] write(3, "1000", 4 [pid 2208] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 43.789582][ T2153] ? fpu__clear_all+0x20/0x20 [ 43.795464][ T2153] ? __kasan_check_read+0x11/0x20 [ 43.800974][ T2153] __x64_sys_exit+0x40/0x40 [ 43.805640][ T2153] do_syscall_64+0x31/0x40 [ 43.810839][ T2153] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.816969][ T2153] RIP: 0033:0x7ff80b9ae199 [ 43.821685][ T2153] Code: Unable to access opcode bytes at RIP 0x7ff80b9ae16f. [ 43.829224][ T2153] RSP: 002b:00007ff80b98e118 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [pid 2209] <... write resumed>) = 4 [pid 2208] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2209] close(3 [pid 2208] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2210 attached [pid 2209] <... close resumed>) = 0 [pid 2208] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2210] set_robust_list(0x7ff80b98e9a0, 24 executing program [pid 2209] write(1, "executing program\n", 18 [pid 2206] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2197] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2210] <... set_robust_list resumed>) = 0 [pid 2209] <... write resumed>) = 18 [pid 2210] rt_sigprocmask(SIG_SETMASK, [] [pid 2209] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2210] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2209] <... futex resumed>) = 0 [pid 2210] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2209] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2210] <... socket resumed>) = 3 [pid 2209] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2210] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2209] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2210] <... futex resumed>) = 1 [pid 2209] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2208] <... futex resumed>) = 0 [pid 2210] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2209] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2208] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2209] <... mmap resumed>) = 0x7ff80b96e000 [pid 2208] <... futex resumed>) = 0 [pid 2210] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2209] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2208] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2210] <... socket resumed>) = 4 [pid 2209] <... mprotect resumed>) = 0 [pid 2206] <... futex resumed>) = 0 [pid 2205] <... prctl resumed>) = 0 [pid 2210] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2209] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2198] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2197] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2210] <... futex resumed>) = 1 [pid 2209] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2208] <... futex resumed>) = 0 [pid 2210] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2209] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2208] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2206] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2205] setpgid(0, 0 [pid 2198] <... futex resumed>) = 0 [pid 2197] <... futex resumed>) = 1 [pid 2191] <... futex resumed>) = 0 [pid 2210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2208] <... futex resumed>) = 0 [pid 2210] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2209] <... clone3 resumed> => {parent_tid=[2211]}, 88) = 2211 [pid 2208] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2211 attached [pid 2210] <... connect resumed>) = 0 [pid 2209] rt_sigprocmask(SIG_SETMASK, [] [pid 2206] <... socket resumed>) = 4 [pid 2205] <... setpgid resumed>) = 0 [pid 2198] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2197] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2191] exit_group(0 [pid 2210] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2209] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2210] <... futex resumed>) = 1 [pid 2209] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2208] <... futex resumed>) = 0 [pid 2210] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2209] <... futex resumed>) = 0 [pid 2208] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2209] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2208] <... futex resumed>) = 0 [pid 2210] sendfile(-1, -1, [3 [pid 2208] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2210] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2210] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2208] <... futex resumed>) = 0 [pid 2210] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2208] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2208] <... futex resumed>) = 0 [pid 2210] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2208] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2211] set_robust_list(0x7ff80b98e9a0, 24 [pid 2210] <... clone3 resumed>) = 2212 [pid 2206] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2197] <... futex resumed>) = ? [pid 2191] <... exit_group resumed>) = ? [pid 2210] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2208] <... futex resumed>) = 0 [pid 2210] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2208] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2208] <... futex resumed>) = 0 [pid 2210] ioctl(3, PPPIOCSFLAGS, 0 [pid 2208] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2210] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 2210] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2208] <... futex resumed>) = 0 [pid 2210] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2208] exit_group(0 [pid 2210] <... futex resumed>) = ? [pid 2208] <... exit_group resumed>) = ? [pid 2211] <... set_robust_list resumed>) = 0 [pid 2210] +++ exited with 0 +++ [pid 2208] +++ exited with 0 +++ [pid 2206] <... futex resumed>) = 0 [pid 2205] <... openat resumed>) = 3 [pid 2198] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2197] +++ exited with 0 +++ [pid 2191] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2211] rt_sigprocmask(SIG_SETMASK, [] [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2211] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2206] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2205] write(3, "1000", 4 [pid 2198] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2211] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2211] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2209] <... futex resumed>) = 0 [pid 2211] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2209] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2209] <... futex resumed>) = 0 [pid 2211] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2209] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2211] <... socket resumed>) = 4 [pid 2206] <... connect resumed>) = -1 EEXIST (File exists) [pid 2205] <... write resumed>) = 4 [pid 2198] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2211] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2206] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] close(3 [pid 2198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2211] <... futex resumed>) = 1 [pid 2209] <... futex resumed>) = 0 [pid 2206] <... futex resumed>) = 0 [pid 2211] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2209] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] <... close resumed>) = 0 [pid 2206] sendfile(-1, -1, [3 [pid 2198] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2209] <... futex resumed>) = 0 [pid 2206] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2205] write(1, "executing program\n", 18 [pid 2198] <... futex resumed>) = 0 executing program [pid 2211] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2209] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2206] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] <... write resumed>) = 18 [pid 2198] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2211] <... connect resumed>) = -1 EEXIST (File exists) [pid 2206] <... futex resumed>) = 0 [pid 2205] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2211] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2206] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2205] <... futex resumed>) = 0 [pid 2211] <... futex resumed>) = 1 [pid 2209] <... futex resumed>) = 0 [pid 2206] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2205] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2198] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 2211] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2209] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2206] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2205] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2198] <... futex resumed>) = 0 [pid 2211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2209] <... futex resumed>) = 0 [pid 2211] sendfile(-1, -1, [3 [pid 2209] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2211] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2206] <... clone3 resumed>) = 2213 [pid 2205] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2198] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2211] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2206] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2214 attached [pid 2211] <... futex resumed>) = 1 [pid 2209] <... futex resumed>) = 0 [pid 2206] <... futex resumed>) = 0 [pid 2205] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2198] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2215 attached [pid 2214] set_robust_list(0x5555656516a0, 24 [pid 2211] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2209] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2206] ioctl(3, PPPIOCSFLAGS, 0 [pid 2205] <... mmap resumed>) = 0x7ff80b96e000 [pid 2198] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2214 [pid 2215] set_robust_list(0x5555656516a0, 24 [pid 2214] <... set_robust_list resumed>) = 0 [pid 2211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2209] <... futex resumed>) = 0 [pid 2206] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2205] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2198] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2215 [pid 2215] <... set_robust_list resumed>) = 0 [pid 2214] rt_sigprocmask(SIG_SETMASK, [] [pid 2211] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2209] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2206] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] <... mprotect resumed>) = 0 [pid 2198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2215] rt_sigprocmask(SIG_SETMASK, [] [pid 2214] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2211] <... clone3 resumed>) = 2216 [pid 2206] <... futex resumed>) = 0 [pid 2205] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2198] exit_group(0 [pid 2215] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2214] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2211] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2198] <... exit_group resumed>) = ? [pid 2215] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2214] <... prctl resumed>) = 0 [pid 2211] <... futex resumed>) = 1 [pid 2209] <... futex resumed>) = 0 [pid 2206] +++ exited with 0 +++ [pid 2205] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2215] <... prctl resumed>) = 0 [pid 2214] setpgid(0, 0 [pid 2211] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2209] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2198] +++ exited with 0 +++ [pid 2215] setpgid(0, 0 [pid 2214] <... setpgid resumed>) = 0 [pid 2211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2209] <... futex resumed>) = 0 [pid 2205] <... clone3 resumed> => {parent_tid=[2217]}, 88) = 2217 [pid 2215] <... setpgid resumed>) = 0 [pid 2214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2211] ioctl(3, PPPIOCSFLAGS, 0 [pid 2209] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2205] rt_sigprocmask(SIG_SETMASK, [] [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2214] <... openat resumed>) = 3 [pid 2211] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2205] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2215] <... openat resumed>) = 3 [pid 2214] write(3, "1000", 4 [pid 2211] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2215] write(3, "1000", 4 [pid 2214] <... write resumed>) = 4 [pid 2211] <... futex resumed>) = 1 [pid 2209] <... futex resumed>) = 0 [pid 2205] <... futex resumed>) = 0 [pid 2215] <... write resumed>) = 4 [pid 2214] close(3 [pid 2211] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2209] exit_group(0 [pid 2215] close(3 [pid 2214] <... close resumed>) = 0 [pid 2211] <... futex resumed>) = ? [pid 2209] <... exit_group resumed>) = ? [pid 2205] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2215] <... close resumed>) = 0 [pid 2214] write(1, "executing program\n", 18 executing program [pid 2211] +++ exited with 0 +++ [pid 2209] +++ exited with 0 +++ [pid 2215] write(1, "executing program\n", 18 [pid 2214] <... write resumed>) = 18 executing program [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2215] <... write resumed>) = 18 [pid 2214] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2215] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2214] <... futex resumed>) = 0 [pid 2215] <... futex resumed>) = 0 [pid 2214] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2215] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2214] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2215] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2214] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 299] <... restart_syscall resumed>) = 0 [pid 2215] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2214] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2215] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2214] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2215] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2214] <... mmap resumed>) = 0x7ff80b96e000 [pid 2215] <... mmap resumed>) = 0x7ff80b96e000 [pid 2214] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2215] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2214] <... mprotect resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2215] <... mprotect resumed>) = 0 [pid 2214] rt_sigprocmask(SIG_BLOCK, ~[] [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2215] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2214] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2215] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2214] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2215] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2214] <... clone3 resumed> => {parent_tid=[2218]}, 88) = 2218 [pid 2215] <... clone3 resumed> => {parent_tid=[2220]}, 88) = 2220 [pid 2214] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2219 ci2-android-5-10/strace-static-x86_64: Process 2217 attached [pid 2215] rt_sigprocmask(SIG_SETMASK, [] [pid 2214] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2217] set_robust_list(0x7ff80b98e9a0, 24 [pid 2215] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2214] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2217] <... set_robust_list resumed>) = 0 [pid 2215] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2214] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2217] rt_sigprocmask(SIG_SETMASK, [] [pid 2215] <... futex resumed>) = 0 [pid 2214] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2217] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2215] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2217] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 ci2-android-5-10/strace-static-x86_64: Process 2218 attached [pid 2217] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2205] <... futex resumed>) = 0 [pid 2217] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2205] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2217] <... socket resumed>) = 4 [pid 2205] <... futex resumed>) = 0 [pid 2217] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2217] <... futex resumed>) = 0 [pid 2205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2217] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2205] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2217] <... connect resumed>) = -1 EEXIST (File exists) [pid 2205] <... futex resumed>) = 0 [pid 2217] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2217] <... futex resumed>) = 0 [pid 2205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2217] sendfile(-1, -1, [3 [pid 2205] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2217] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2205] <... futex resumed>) = 0 [pid 2217] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2217] <... futex resumed>) = 0 [pid 2205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2217] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2205] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2219 attached [pid 2218] set_robust_list(0x7ff80b98e9a0, 24 [pid 2217] <... clone3 resumed>) = 2221 [pid 2205] <... futex resumed>) = 0 [pid 2217] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2205] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2217] <... futex resumed>) = 0 [pid 2205] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2217] ioctl(3, PPPIOCSFLAGS, 0 [pid 2205] <... futex resumed>) = 0 [pid 2219] set_robust_list(0x5555656516a0, 24 [pid 2218] <... set_robust_list resumed>) = 0 [pid 2217] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2205] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2219] <... set_robust_list resumed>) = 0 [pid 2218] rt_sigprocmask(SIG_SETMASK, [] [pid 2217] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2218] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2217] <... futex resumed>) = 1 [pid 2205] <... futex resumed>) = 0 [pid 2219] rt_sigprocmask(SIG_SETMASK, [] [pid 2218] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2217] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2205] exit_group(0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2217] <... futex resumed>) = ? [pid 2205] <... exit_group resumed>) = ? [pid 2219] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2218] <... socket resumed>) = 3 [pid 2217] +++ exited with 0 +++ [pid 2205] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2220 attached [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2218] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2220] set_robust_list(0x7ff80b98e9a0, 24 [pid 2219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2218] <... futex resumed>) = 1 [pid 2214] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2220] <... set_robust_list resumed>) = 0 [pid 2219] <... prctl resumed>) = 0 [pid 2218] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2214] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2220] rt_sigprocmask(SIG_SETMASK, [] [pid 2219] setpgid(0, 0 [pid 2218] <... socket resumed>) = 4 [pid 2214] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2222 attached [pid 2220] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2214] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2222 [pid 2220] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2222] set_robust_list(0x5555656516a0, 24 [pid 2220] <... socket resumed>) = 3 [pid 2219] <... setpgid resumed>) = 0 [pid 2218] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2220] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2215] <... futex resumed>) = 0 [pid 2220] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2215] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2220] <... socket resumed>) = 4 [pid 2215] <... futex resumed>) = 0 [pid 2220] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2215] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2220] <... futex resumed>) = 0 [pid 2215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2220] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2215] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2222] <... set_robust_list resumed>) = 0 [pid 2220] <... connect resumed>) = -1 EEXIST (File exists) [pid 2219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2218] <... futex resumed>) = 1 [pid 2215] <... futex resumed>) = 0 [pid 2214] <... futex resumed>) = 0 [pid 2220] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2215] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2214] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2220] <... futex resumed>) = 0 [pid 2215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2214] <... futex resumed>) = 0 [pid 2220] sendfile(-1, -1, [3 [pid 2215] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2214] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2220] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2215] <... futex resumed>) = 0 [pid 2220] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2215] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2222] rt_sigprocmask(SIG_SETMASK, [] [pid 2220] <... futex resumed>) = 0 [pid 2219] <... openat resumed>) = 3 [pid 2218] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2220] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2219] write(3, "1000", 4 [pid 2218] <... connect resumed>) = -1 EEXIST (File exists) [pid 2215] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2222] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2220] <... clone3 resumed>) = 2223 [pid 2215] <... futex resumed>) = 0 [pid 2220] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2215] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2220] <... futex resumed>) = 0 [pid 2219] <... write resumed>) = 4 [pid 2218] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2220] ioctl(3, PPPIOCSFLAGS, 0 [pid 2215] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2222] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2220] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2219] close(3 [pid 2218] <... futex resumed>) = 1 [pid 2215] <... futex resumed>) = 0 [pid 2214] <... futex resumed>) = 0 [pid 2220] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2215] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2214] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2220] <... futex resumed>) = 0 [pid 2215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2214] <... futex resumed>) = 0 [pid 2222] <... prctl resumed>) = 0 [pid 2220] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2219] <... close resumed>) = 0 [pid 2218] sendfile(-1, -1, [3 [pid 2215] exit_group(0 [pid 2214] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2220] <... futex resumed>) = ? [pid 2215] <... exit_group resumed>) = ? [pid 2222] setpgid(0, 0 [pid 2220] +++ exited with 0 +++ [pid 2219] write(1, "executing program\n", 18 [pid 2218] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2215] +++ exited with 0 +++ [pid 2222] <... setpgid resumed>) = 0 [pid 2222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 2219] <... write resumed>) = 18 [pid 2218] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2222] write(3, "1000", 4) = 4 [pid 2219] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2218] <... futex resumed>) = 1 [pid 2214] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2222] close(3 [pid 2219] <... futex resumed>) = 0 [pid 2218] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2214] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2222] <... close resumed>) = 0 [pid 2219] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2214] <... futex resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 executing program [pid 2222] write(1, "executing program\n", 18 [pid 2219] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2218] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2214] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2222] <... write resumed>) = 18 [pid 2219] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2222] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2222] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2222] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2222] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2222] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2218] <... clone3 resumed>) = 2224 [pid 2222] <... mprotect resumed>) = 0 [pid 2222] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2219] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2218] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2222] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2218] <... futex resumed>) = 1 [pid 2214] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2222] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2219] <... mmap resumed>) = 0x7ff80b96e000 [pid 2218] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2214] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2219] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2214] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2225 attached [pid 2222] <... clone3 resumed> => {parent_tid=[2225]}, 88) = 2225 [pid 2214] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2222] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2222] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2222] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2219] <... mprotect resumed>) = 0 [pid 2218] ioctl(3, PPPIOCSFLAGS, 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2225] set_robust_list(0x7ff80b98e9a0, 24 [pid 2218] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2219] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2218] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2219] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2218] <... futex resumed>) = 1 [pid 2214] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2226 [pid 2214] exit_group(0) = ? [pid 2225] <... set_robust_list resumed>) = 0 [pid 2225] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2225] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2225] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2222] <... futex resumed>) = 0 [pid 2222] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2222] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2225] <... futex resumed>) = 1 [pid 2225] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2225] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2222] <... futex resumed>) = 0 [pid 2222] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2227 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2222] <... futex resumed>) = 0 [pid 2218] +++ exited with 0 +++ [pid 2214] +++ exited with 0 +++ [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2222] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2225] <... futex resumed>) = 1 [pid 2225] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2219] <... clone3 resumed> => {parent_tid=[2228]}, 88) = 2228 [pid 2225] <... connect resumed>) = -1 EEXIST (File exists) [pid 2219] rt_sigprocmask(SIG_SETMASK, [] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2225] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2222] <... futex resumed>) = 0 [pid 2225] sendfile(-1, -1, [3 [pid 2222] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2225] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2222] <... futex resumed>) = 0 [pid 2219] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2228 attached ci2-android-5-10/strace-static-x86_64: Process 2227 attached [pid 2225] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2222] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2225] <... futex resumed>) = 0 [pid 2222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2225] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2222] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2228] set_robust_list(0x7ff80b98e9a0, 24 [pid 2227] set_robust_list(0x5555656516a0, 24 [pid 2225] <... clone3 resumed>) = 2229 [pid 2222] <... futex resumed>) = 0 [pid 2219] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2228] <... set_robust_list resumed>) = 0 [pid 2227] <... set_robust_list resumed>) = 0 [pid 2225] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2222] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2225] <... futex resumed>) = 0 [pid 2222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2225] ioctl(3, PPPIOCSFLAGS, 0 [pid 2222] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2225] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2222] <... futex resumed>) = 0 [pid 2228] rt_sigprocmask(SIG_SETMASK, [] [pid 2227] rt_sigprocmask(SIG_SETMASK, [] [pid 2225] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2222] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2219] <... futex resumed>) = 0 [pid 2225] <... futex resumed>) = 0 [pid 2222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2225] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2227] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2222] exit_group(0 [pid 2219] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2228] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2225] <... futex resumed>) = ? [pid 2222] <... exit_group resumed>) = ? [pid 2228] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2225] +++ exited with 0 +++ [pid 2222] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2226 attached [pid 2226] set_robust_list(0x5555656516a0, 24) = 0 [pid 2226] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 43.838091][ T2153] RAX: ffffffffffffffda RBX: 00007ff80ba5eb48 RCX: 00007ff80b9ae199 [ 43.846445][ T2153] RDX: 00007ff80b98e9c8 RSI: 0000000000000000 RDI: 0000000000000000 [ 43.855317][ T2153] RBP: 00007ff80ba5eb40 R08: 0000000000000000 R09: 0000000023800000 [ 43.863753][ T2153] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff80ba30378 [ 43.872093][ T2153] R13: 0000200000000040 R14: 0000200000000908 R15: 0000200000000900 [ 43.881047][ T2153] ---[ end trace c1d415d37a8f89dd ]--- [pid 2226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2226] setpgid(0, 0) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2227] <... prctl resumed>) = 0 [pid 2228] <... socket resumed>) = 3 [pid 2227] setpgid(0, 0 [pid 2226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 2227] <... setpgid resumed>) = 0 [pid 2226] <... openat resumed>) = 3 [pid 2228] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2226] write(3, "1000", 4) = 4 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2226] close(3 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2226] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2226] write(1, "executing program\n", 18) = 18 [pid 2226] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 2226] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2226] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2226] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2226] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2228] <... futex resumed>) = 1 [pid 2227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2226] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2219] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2230 [pid 2228] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2219] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2219] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2219] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2227] <... openat resumed>) = 3 [pid 2226] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2228] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2226] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2231]}, 88) = 2231 [pid 2228] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2227] write(3, "1000", 4 [pid 2226] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2228] <... socket resumed>) = 4 [pid 2227] <... write resumed>) = 4 [pid 2226] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2227] close(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 2228] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2227] <... close resumed>) = 0 [pid 2226] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2228] <... futex resumed>) = 1 [pid 2227] write(1, "executing program\n", 18 [pid 2219] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2227] <... write resumed>) = 18 [pid 2219] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 2228] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2227] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2219] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2227] <... futex resumed>) = 0 [pid 2219] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2230 attached [pid 2230] set_robust_list(0x5555656516a0, 24) = 0 [pid 2230] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2228] <... connect resumed>) = -1 EEXIST (File exists) [pid 2227] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2230] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2228] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2227] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2232 [pid 2230] <... prctl resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2227] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2228] <... futex resumed>) = 1 [pid 2219] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2228] sendfile(-1, -1, [3 [pid 2227] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2219] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2228] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2219] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2228] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2227] <... mmap resumed>) = 0x7ff80b96e000 [pid 2230] setpgid(0, 0) = 0 [pid 2230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2228] <... futex resumed>) = 1 [pid 2227] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2219] <... futex resumed>) = 0 [pid 2230] <... openat resumed>) = 3 [pid 2228] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2227] <... mprotect resumed>) = 0 [pid 2219] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2230] write(3, "1000", 4 [pid 2219] <... futex resumed>) = 0 [pid 2227] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2219] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2230] <... write resumed>) = 4 [pid 2227] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2230] close(3) = 0 [pid 2230] write(1, "executing program\n", 18) = 18 [pid 2230] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2230] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2228] <... clone3 resumed>) = 2233 executing program [pid 2227] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2230] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2230] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2230] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2230] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2230] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2228] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2230] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2227] <... clone3 resumed> => {parent_tid=[2234]}, 88) = 2234 [pid 2228] <... futex resumed>) = 1 [pid 2227] rt_sigprocmask(SIG_SETMASK, [] [pid 2219] <... futex resumed>) = 0 [pid 2228] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2227] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2219] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2228] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2227] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2219] <... futex resumed>) = 0 [pid 2228] ioctl(3, PPPIOCSFLAGS, 0 [pid 2227] <... futex resumed>) = 0 [pid 2219] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2228] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2227] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2228] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2230] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2228] <... futex resumed>) = 1 [pid 2219] <... futex resumed>) = 0 [pid 2228] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 2232 attached [pid 2219] exit_group(0 [pid 2232] set_robust_list(0x5555656516a0, 24 [pid 2230] <... clone3 resumed> => {parent_tid=[2235]}, 88) = 2235 [pid 2228] <... futex resumed>) = ? [pid 2219] <... exit_group resumed>) = ? [pid 2232] <... set_robust_list resumed>) = 0 [pid 2230] rt_sigprocmask(SIG_SETMASK, [] [pid 2228] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2231 attached [pid 2232] rt_sigprocmask(SIG_SETMASK, [] [pid 2230] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2232] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2231] set_robust_list(0x7ff80b98e9a0, 24 [pid 2230] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2219] +++ exited with 0 +++ [pid 2232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2231] <... set_robust_list resumed>) = 0 [pid 2230] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2232] <... prctl resumed>) = 0 [pid 2231] rt_sigprocmask(SIG_SETMASK, [] [pid 2230] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2232] setpgid(0, 0 [pid 2231] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2232] <... setpgid resumed>) = 0 [pid 2231] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2231] <... socket resumed>) = 3 [pid 2232] <... openat resumed>) = 3 [pid 2231] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2232] write(3, "1000", 4 [pid 2231] <... futex resumed>) = 1 [pid 2226] <... futex resumed>) = 0 [pid 2232] <... write resumed>) = 4 [pid 2231] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2226] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... restart_syscall resumed>) = 0 [pid 2232] close(3 [pid 2231] <... socket resumed>) = 4 [pid 2226] <... futex resumed>) = 0 [pid 2232] <... close resumed>) = 0 [pid 2231] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2226] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2232] write(1, "executing program\n", 18 [pid 2231] <... futex resumed>) = 0 [pid 2226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2232] <... write resumed>) = 18 [pid 2231] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 executing program [pid 2226] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2232] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2231] <... connect resumed>) = -1 EEXIST (File exists) [pid 2226] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 2234 attached [pid 2232] <... futex resumed>) = 0 [pid 2231] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2226] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2234] set_robust_list(0x7ff80b98e9a0, 24 [pid 2232] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2231] <... futex resumed>) = 0 [pid 2226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2234] <... set_robust_list resumed>) = 0 [pid 2232] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2231] sendfile(-1, -1, [3 [pid 2226] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2234] rt_sigprocmask(SIG_SETMASK, [] [pid 2232] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2231] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2226] <... futex resumed>) = 0 [pid 2234] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2232] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2231] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2226] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2235 attached [pid 2234] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2232] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2231] <... futex resumed>) = 0 [pid 2226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 2236 attached [pid 2235] set_robust_list(0x7ff80b98e9a0, 24 [pid 2234] <... socket resumed>) = 3 [pid 2232] <... mmap resumed>) = 0x7ff80b96e000 [pid 2231] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2226] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2236] set_robust_list(0x5555656516a0, 24 [pid 2235] <... set_robust_list resumed>) = 0 [pid 2234] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2232] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2231] <... clone3 resumed>) = 2237 [pid 2226] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2236 [pid 2236] <... set_robust_list resumed>) = 0 [pid 2235] rt_sigprocmask(SIG_SETMASK, [] [pid 2234] <... futex resumed>) = 1 [pid 2232] <... mprotect resumed>) = 0 [pid 2231] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2227] <... futex resumed>) = 0 [pid 2226] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2236] rt_sigprocmask(SIG_SETMASK, [] [pid 2235] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2234] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2232] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2231] <... futex resumed>) = 0 [pid 2227] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2236] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2235] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2232] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2231] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2227] <... futex resumed>) = 0 [pid 2226] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2235] <... socket resumed>) = 3 [pid 2234] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2232] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2226] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2238 attached [pid 2236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2235] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2234] <... socket resumed>) = 4 [pid 2231] ioctl(3, PPPIOCSFLAGS, 0 [pid 2227] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2226] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2238] set_robust_list(0x7ff80b98e9a0, 24 [pid 2236] <... prctl resumed>) = 0 [pid 2235] <... futex resumed>) = 1 [pid 2234] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2232] <... clone3 resumed> => {parent_tid=[2238]}, 88) = 2238 [pid 2231] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2230] <... futex resumed>) = 0 [pid 2227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2235] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2234] <... futex resumed>) = 0 [pid 2232] rt_sigprocmask(SIG_SETMASK, [] [pid 2231] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2230] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2238] <... set_robust_list resumed>) = 0 [pid 2236] setpgid(0, 0 [pid 2235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2234] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2232] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2231] <... futex resumed>) = 1 [pid 2230] <... futex resumed>) = 0 [pid 2227] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2226] <... futex resumed>) = 0 [pid 2238] rt_sigprocmask(SIG_SETMASK, [] [pid 2236] <... setpgid resumed>) = 0 [pid 2235] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2232] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2231] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2230] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2227] <... futex resumed>) = 0 [pid 2226] exit_group(0 [pid 2235] <... socket resumed>) = 4 [pid 2234] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2232] <... futex resumed>) = 0 [pid 2231] <... futex resumed>) = ? [pid 2226] <... exit_group resumed>) = ? [pid 2238] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2235] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2234] <... connect resumed>) = -1 EEXIST (File exists) [pid 2232] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2231] +++ exited with 0 +++ [pid 2227] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2226] +++ exited with 0 +++ [pid 2236] <... openat resumed>) = 3 [pid 2235] <... futex resumed>) = 1 [pid 2234] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2230] <... futex resumed>) = 0 [pid 2227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2236] write(3, "1000", 4 [pid 2235] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2234] <... futex resumed>) = 0 [pid 2230] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2227] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2236] <... write resumed>) = 4 [pid 2235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2234] sendfile(-1, -1, [3 [pid 2230] <... futex resumed>) = 0 [pid 2227] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2238] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2236] close(3 [pid 2235] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2234] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2230] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2227] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2236] <... close resumed>) = 0 [pid 2235] <... connect resumed>) = -1 EEXIST (File exists) [pid 2234] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2236] write(1, "executing program\n", 18 [pid 2235] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2234] <... futex resumed>) = 0 executing program [pid 2227] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2236] <... write resumed>) = 18 [pid 2235] <... futex resumed>) = 1 [pid 2234] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2230] <... futex resumed>) = 0 [pid 2227] <... futex resumed>) = 0 [pid 2238] <... socket resumed>) = 3 [pid 2236] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2235] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2234] <... clone3 resumed>) = 2239 [pid 2230] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2236] <... futex resumed>) = 0 [pid 2235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2234] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2230] <... futex resumed>) = 0 [pid 2227] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2235] sendfile(-1, -1, [3 [pid 2234] <... futex resumed>) = 0 [pid 2230] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2235] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2234] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2235] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2230] <... futex resumed>) = 0 [pid 2235] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2230] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2230] <... futex resumed>) = 0 [pid 2235] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2230] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2238] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2236] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2235] <... clone3 resumed>) = 2240 [pid 2227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2235] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2230] <... futex resumed>) = 0 [pid 2235] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2230] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2230] <... futex resumed>) = 0 [pid 2235] ioctl(3, PPPIOCSFLAGS, 0 [pid 2230] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2238] <... futex resumed>) = 1 [pid 2236] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2235] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2232] <... futex resumed>) = 0 [pid 2227] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2235] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2232] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2235] <... futex resumed>) = 1 [pid 2232] <... futex resumed>) = 0 [pid 2230] <... futex resumed>) = 0 [pid 2235] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2232] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2238] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2236] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2234] <... futex resumed>) = 0 [pid 2230] exit_group(0 [pid 2227] <... futex resumed>) = 1 [pid 2235] <... futex resumed>) = ? [pid 2234] ioctl(3, PPPIOCSFLAGS, 0 [pid 2230] <... exit_group resumed>) = ? [pid 2238] <... socket resumed>) = 4 [pid 2236] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2235] +++ exited with 0 +++ [pid 2234] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2230] +++ exited with 0 +++ [pid 2227] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2234] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2234] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2238] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2232] <... futex resumed>) = 0 [pid 2238] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2232] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2232] <... futex resumed>) = 0 [pid 2238] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2232] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2238] <... connect resumed>) = -1 EEXIST (File exists) [pid 2236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2238] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2236] <... mmap resumed>) = 0x7ff80b96e000 [pid 2238] <... futex resumed>) = 1 [pid 2232] <... futex resumed>) = 0 [pid 2236] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2227] exit_group(0 [pid 2238] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2236] <... mprotect resumed>) = 0 [pid 2234] <... futex resumed>) = ? [pid 2232] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2227] <... exit_group resumed>) = ? [pid 2238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2236] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2234] +++ exited with 0 +++ [pid 2232] <... futex resumed>) = 0 [pid 2238] sendfile(-1, -1, [3 [pid 2232] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2238] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2238] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2232] <... futex resumed>) = 0 [pid 2238] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2232] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2232] <... futex resumed>) = 0 [pid 2238] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2232] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2227] +++ exited with 0 +++ [pid 2238] <... clone3 resumed>) = 2241 [pid 2236] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... restart_syscall resumed>) = 0 [pid 2238] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2236] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2238] <... futex resumed>) = 1 [pid 2232] <... futex resumed>) = 0 [pid 2238] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2232] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2232] <... futex resumed>) = 0 [pid 2238] ioctl(3, PPPIOCSFLAGS, 0 [pid 2232] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2238] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2238] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2232] <... futex resumed>) = 0 [pid 2238] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2232] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2238] <... futex resumed>) = ? [pid 2232] <... exit_group resumed>) = ? [pid 2238] +++ exited with 0 +++ [pid 2236] <... clone3 resumed> => {parent_tid=[2242]}, 88) = 2242 [pid 2232] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2242 attached [pid 2242] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2242] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2242] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2236] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2236] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2236] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2242] <... futex resumed>) = 0 [pid 2242] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2242] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2243 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2236] <... futex resumed>) = 0 [pid 2236] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2236] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2242] <... futex resumed>) = 1 [pid 2242] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2244 [pid 2242] <... socket resumed>) = 4 [pid 2242] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2236] <... futex resumed>) = 0 [pid 2236] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2236] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2242] <... futex resumed>) = 1 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2245 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2242] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2242] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2236] <... futex resumed>) = 0 [pid 2236] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2236] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2242] <... futex resumed>) = 1 [pid 2242] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2242] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2236] <... futex resumed>) = 0 [pid 2236] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2236] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2242] <... futex resumed>) = 1 [pid 2242] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 2246 [pid 2242] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2236] <... futex resumed>) = 0 [pid 2236] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2236] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2242] <... futex resumed>) = 1 [pid 2242] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2242] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2236] <... futex resumed>) = 0 [pid 2236] exit_group(0) = ? [pid 2242] <... futex resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 2245 attached ci2-android-5-10/strace-static-x86_64: Process 2244 attached ci2-android-5-10/strace-static-x86_64: Process 2243 attached [pid 2242] +++ exited with 0 +++ [pid 2236] +++ exited with 0 +++ [pid 2245] set_robust_list(0x5555656516a0, 24 [pid 2244] set_robust_list(0x5555656516a0, 24 [pid 2243] set_robust_list(0x5555656516a0, 24 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2243] <... set_robust_list resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2243] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2243] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2244] <... set_robust_list resumed>) = 0 [pid 2245] <... set_robust_list resumed>) = 0 [pid 2243] <... prctl resumed>) = 0 [pid 2244] rt_sigprocmask(SIG_SETMASK, [] [pid 2243] setpgid(0, 0 [pid 2245] rt_sigprocmask(SIG_SETMASK, [] [pid 2244] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2243] <... setpgid resumed>) = 0 [pid 2245] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2243] write(3, "1000", 4 [pid 2244] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... restart_syscall resumed>) = 0 [pid 2244] <... prctl resumed>) = 0 [pid 2243] <... write resumed>) = 4 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2244] setpgid(0, 0 [pid 2243] close(3ci2-android-5-10/strace-static-x86_64: Process 2247 attached ) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2247 [pid 2244] <... setpgid resumed>) = 0 [pid 2243] write(1, "executing program\n", 18 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2245] <... prctl resumed>) = 0 executing program [pid 2244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2243] <... write resumed>) = 18 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2245] setpgid(0, 0 [pid 2247] set_robust_list(0x5555656516a0, 24 [pid 2244] <... openat resumed>) = 3 [pid 2243] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2247] <... set_robust_list resumed>) = 0 [pid 2245] <... setpgid resumed>) = 0 [pid 2244] write(3, "1000", 4 [pid 2243] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2244] <... write resumed>) = 4 [pid 2243] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2245] <... openat resumed>) = 3 [pid 2244] close(3 [pid 2243] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2247] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2245] write(3, "1000", 4 [pid 2244] <... close resumed>) = 0 [pid 2243] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2245] <... write resumed>) = 4 [pid 2244] write(1, "executing program\n", 18 [pid 2243] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2245] close(3 [pid 2244] <... write resumed>) = 18 [pid 2243] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2245] <... close resumed>) = 0 [pid 2244] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2243] <... mmap resumed>) = 0x7ff80b96e000 [pid 2245] write(1, "executing program\n", 18 [pid 2244] <... futex resumed>) = 0 [pid 2243] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2248 executing program executing program [pid 2245] <... write resumed>) = 18 [pid 2244] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2243] <... mprotect resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2245] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2244] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2243] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2247] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2245] <... futex resumed>) = 0 [pid 2244] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2243] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2245] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2244] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2243] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2245] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2244] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2247] <... prctl resumed>) = 0 [pid 2245] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2244] <... mmap resumed>) = 0x7ff80b96e000 [pid 2243] <... clone3 resumed> => {parent_tid=[2249]}, 88) = 2249 [pid 2247] setpgid(0, 0 [pid 2245] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2244] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2243] rt_sigprocmask(SIG_SETMASK, [] [pid 2247] <... setpgid resumed>) = 0 [pid 2245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2244] <... mprotect resumed>) = 0 [pid 2243] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2245] <... mmap resumed>) = 0x7ff80b96e000 [pid 2244] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2243] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2245] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2244] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2243] <... futex resumed>) = 0 [pid 2245] <... mprotect resumed>) = 0 [pid 2244] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2243] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2245] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2244] <... clone3 resumed> => {parent_tid=[2250]}, 88) = 2250 [pid 2245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2244] rt_sigprocmask(SIG_SETMASK, [] [pid 2247] <... openat resumed>) = 3 [pid 2244] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2250 attached [pid 2247] write(3, "1000", 4 [pid 2245] <... clone3 resumed> => {parent_tid=[2251]}, 88) = 2251 [pid 2244] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2245] rt_sigprocmask(SIG_SETMASK, [] [pid 2244] <... futex resumed>) = 0 [pid 2245] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2244] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2245] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2245] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2249 attached [pid 2249] set_robust_list(0x7ff80b98e9a0, 24 [pid 2247] <... write resumed>) = 4 [pid 2249] <... set_robust_list resumed>) = 0 [pid 2247] close(3 [pid 2249] rt_sigprocmask(SIG_SETMASK, [] [pid 2247] <... close resumed>) = 0 [pid 2247] write(1, "executing program\n", 18 [pid 2249] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 2247] <... write resumed>) = 18 [pid 2249] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2247] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2249] <... socket resumed>) = 3 [pid 2247] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2248 attached [pid 2249] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2247] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2249] <... futex resumed>) = 1 [pid 2248] set_robust_list(0x5555656516a0, 24 [pid 2247] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2243] <... futex resumed>) = 0 [pid 2249] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2248] <... set_robust_list resumed>) = 0 [pid 2247] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2243] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2250] set_robust_list(0x7ff80b98e9a0, 24 [pid 2249] <... socket resumed>) = 4 [pid 2248] rt_sigprocmask(SIG_SETMASK, [] [pid 2247] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2243] <... futex resumed>) = 0 [pid 2249] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2248] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2243] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2250] <... set_robust_list resumed>) = 0 [pid 2249] <... futex resumed>) = 0 [pid 2248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2247] <... mmap resumed>) = 0x7ff80b96e000 [pid 2243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2250] rt_sigprocmask(SIG_SETMASK, [] [pid 2249] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2248] <... prctl resumed>) = 0 [pid 2247] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2243] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2250] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2249] <... connect resumed>) = -1 EEXIST (File exists) [pid 2248] setpgid(0, 0 [pid 2247] <... mprotect resumed>) = 0 [pid 2243] <... futex resumed>) = 0 [pid 2249] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2248] <... setpgid resumed>) = 0 [pid 2247] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2243] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2250] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2249] <... futex resumed>) = 0 [pid 2248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2247] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2250] <... socket resumed>) = 3 [pid 2249] sendfile(-1, -1, [3 [pid 2248] <... openat resumed>) = 3 [pid 2247] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2243] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2251 attached [pid 2249] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2248] write(3, "1000", 4 [pid 2243] <... futex resumed>) = 0 [pid 2251] set_robust_list(0x7ff80b98e9a0, 24 [pid 2250] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2249] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2248] <... write resumed>) = 4 [pid 2243] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2251] <... set_robust_list resumed>) = 0 [pid 2250] <... futex resumed>) = 1 [pid 2249] <... futex resumed>) = 0 [pid 2248] close(3 [pid 2247] <... clone3 resumed> => {parent_tid=[2252]}, 88) = 2252 [pid 2244] <... futex resumed>) = 0 [pid 2243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 2252 attached [pid 2251] rt_sigprocmask(SIG_SETMASK, [] [pid 2250] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2249] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2248] <... close resumed>) = 0 [pid 2247] rt_sigprocmask(SIG_SETMASK, [] [pid 2244] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2243] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2251] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2248] write(1, "executing program\n", 18 [pid 2247] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2244] <... futex resumed>) = 0 [pid 2243] <... futex resumed>) = 0 executing program [pid 2252] set_robust_list(0x7ff80b98e9a0, 24 [pid 2251] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2250] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2249] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2248] <... write resumed>) = 18 [pid 2247] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2244] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2243] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2252] <... set_robust_list resumed>) = 0 [pid 2251] <... socket resumed>) = 3 [pid 2250] <... socket resumed>) = 4 [pid 2249] <... clone3 resumed>) = 2253 [pid 2248] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2252] rt_sigprocmask(SIG_SETMASK, [] [pid 2251] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2250] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2249] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2248] <... futex resumed>) = 0 [pid 2247] <... futex resumed>) = 0 [pid 2251] <... futex resumed>) = 1 [pid 2249] <... futex resumed>) = 1 [pid 2248] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2245] <... futex resumed>) = 0 [pid 2243] <... futex resumed>) = 0 [pid 2251] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2250] <... futex resumed>) = 1 [pid 2249] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2248] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2247] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2245] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2244] <... futex resumed>) = 0 [pid 2243] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2250] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2248] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2245] <... futex resumed>) = 0 [pid 2244] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2243] <... futex resumed>) = 0 [pid 2251] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2249] ioctl(3, PPPIOCSFLAGS, 0 [pid 2248] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2245] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2244] <... futex resumed>) = 0 [pid 2243] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2252] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2251] <... socket resumed>) = 4 [pid 2250] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2249] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2244] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2252] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2251] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2250] <... connect resumed>) = -1 EEXIST (File exists) [pid 2249] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2248] <... mmap resumed>) = 0x7ff80b96e000 [pid 2252] <... socket resumed>) = 3 [pid 2251] <... futex resumed>) = 1 [pid 2250] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2249] <... futex resumed>) = 1 [pid 2248] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2245] <... futex resumed>) = 0 [pid 2243] <... futex resumed>) = 0 [pid 2252] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2251] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2250] <... futex resumed>) = 1 [pid 2249] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2248] <... mprotect resumed>) = 0 [pid 2245] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2244] <... futex resumed>) = 0 [pid 2243] exit_group(0 [pid 2252] <... futex resumed>) = 1 [pid 2251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2250] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2249] <... futex resumed>) = ? [pid 2248] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2247] <... futex resumed>) = 0 [pid 2245] <... futex resumed>) = 0 [pid 2244] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2243] <... exit_group resumed>) = ? [pid 2252] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2251] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2249] +++ exited with 0 +++ [pid 2248] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2247] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2245] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2244] <... futex resumed>) = 0 [pid 2243] +++ exited with 0 +++ [pid 2252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2251] <... connect resumed>) = -1 EEXIST (File exists) [pid 2250] sendfile(-1, -1, [3 [pid 2248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2247] <... futex resumed>) = 0 [pid 2244] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2252] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2251] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2250] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2247] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2252] <... socket resumed>) = 4 [pid 2251] <... futex resumed>) = 1 [pid 2250] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2248] <... clone3 resumed> => {parent_tid=[2254]}, 88) = 2254 [pid 2245] <... futex resumed>) = 0 [pid 2252] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2251] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2250] <... futex resumed>) = 1 [pid 2248] rt_sigprocmask(SIG_SETMASK, [] [pid 2245] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2244] <... futex resumed>) = 0 [pid 2252] <... futex resumed>) = 1 [pid 2251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2250] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2248] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2247] <... futex resumed>) = 0 [pid 2245] <... futex resumed>) = 0 [pid 2244] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2254 attached [pid 2252] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2251] sendfile(-1, -1, [3 [pid 2250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2248] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2247] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2245] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2244] <... futex resumed>) = 0 [pid 2252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2251] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2250] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2248] <... futex resumed>) = 0 [pid 2247] <... futex resumed>) = 0 [pid 2244] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2252] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2251] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2248] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2251] <... futex resumed>) = 1 [pid 2245] <... futex resumed>) = 0 [pid 2251] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2245] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2252] <... connect resumed>) = -1 EEXIST (File exists) [pid 2251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2250] <... clone3 resumed>) = 2255 [pid 2247] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2245] <... futex resumed>) = 0 [pid 2252] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2251] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2250] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2245] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2254] set_robust_list(0x7ff80b98e9a0, 24 [pid 2252] <... futex resumed>) = 0 [pid 2251] <... clone3 resumed>) = 2256 [pid 2251] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2250] <... futex resumed>) = 1 [pid 2247] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2244] <... futex resumed>) = 0 [pid 2252] sendfile(-1, -1, [3 [pid 2254] <... set_robust_list resumed>) = 0 [pid 2251] <... futex resumed>) = 1 [pid 2245] <... futex resumed>) = 0 [pid 2244] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2251] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2245] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2244] <... futex resumed>) = 0 [pid 2251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2245] <... futex resumed>) = 0 [pid 2244] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2251] ioctl(3, PPPIOCSFLAGS, 0 [pid 2245] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2251] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2251] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2252] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2251] <... futex resumed>) = 1 [pid 2250] ioctl(3, PPPIOCSFLAGS, 0 [pid 2247] <... futex resumed>) = 0 [pid 2245] <... futex resumed>) = 0 [pid 2251] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2245] exit_group(0 [pid 2252] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2251] <... futex resumed>) = ? [pid 2250] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2247] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2245] <... exit_group resumed>) = ? [pid 2254] rt_sigprocmask(SIG_SETMASK, [] [pid 2252] <... futex resumed>) = 0 [pid 2251] +++ exited with 0 +++ [pid 2250] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2245] +++ exited with 0 +++ [pid 2252] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2250] <... futex resumed>) = 1 [pid 2247] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2244] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2244] exit_group(0) = ? [pid 2247] <... futex resumed>) = 0 [pid 2252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2247] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2254] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2254] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2254] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2248] <... futex resumed>) = 0 [pid 2254] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2248] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2248] <... futex resumed>) = 0 [pid 2254] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2248] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2254] <... socket resumed>) = 4 [pid 2252] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2254] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2248] <... futex resumed>) = 0 [pid 2254] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2248] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2250] +++ exited with 0 +++ [pid 2248] <... futex resumed>) = 0 [pid 2244] +++ exited with 0 +++ [pid 2254] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2248] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2254] <... connect resumed>) = -1 EEXIST (File exists) [pid 2254] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2248] <... futex resumed>) = 0 [pid 2254] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2248] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2252] <... clone3 resumed>) = 2257 [pid 2248] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 2254] sendfile(-1, -1, [3 [pid 2248] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2254] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2252] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2254] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2252] <... futex resumed>) = 1 [pid 2248] <... futex resumed>) = 0 [pid 2247] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2254] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2252] ioctl(3, PPPIOCSFLAGS, 0 [pid 2248] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2247] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2252] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2248] <... futex resumed>) = 0 [pid 2247] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2254] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2252] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2248] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2247] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2254] <... clone3 resumed>) = 2259 [pid 2254] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2252] <... futex resumed>) = 0 [pid 2247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2258 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2254] <... futex resumed>) = 1 [pid 2252] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2248] <... futex resumed>) = 0 [pid 2254] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2248] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2247] exit_group(0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2260 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2248] <... futex resumed>) = 0 [pid 2247] <... exit_group resumed>) = ? [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2254] ioctl(3, PPPIOCSFLAGS, 0 [pid 2252] <... futex resumed>) = ? [pid 2248] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2254] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2254] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2248] <... futex resumed>) = 0 [pid 2254] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2248] exit_group(0 [pid 2254] <... futex resumed>) = ? [pid 2252] +++ exited with 0 +++ [pid 2248] <... exit_group resumed>) = ? [pid 2247] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2261 attached [pid 2254] +++ exited with 0 +++ [pid 2248] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2260 attached [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2261 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2260] set_robust_list(0x5555656516a0, 24) = 0 [pid 2260] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2261] set_robust_list(0x5555656516a0, 24 [pid 2260] <... prctl resumed>) = 0 [pid 2260] setpgid(0, 0) = 0 [pid 2260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 2258 attached [pid 2261] <... set_robust_list resumed>) = 0 [pid 2258] set_robust_list(0x5555656516a0, 24 [pid 2261] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2260] <... openat resumed>) = 3 [pid 2258] <... set_robust_list resumed>) = 0 [pid 2258] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2258] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2260] write(3, "1000", 4) = 4 [pid 2260] close(3 [pid 2261] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2258] <... prctl resumed>) = 0 [pid 2260] <... close resumed>) = 0 [pid 2258] setpgid(0, 0) = 0 [pid 2261] <... prctl resumed>) = 0 [pid 2260] write(1, "executing program\n", 18 [pid 2258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2260] <... write resumed>) = 18 executing program [pid 2261] setpgid(0, 0) = 0 [pid 2260] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2258] <... openat resumed>) = 3 [pid 2260] <... futex resumed>) = 0 [pid 2258] write(3, "1000", 4 [pid 2260] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2258] <... write resumed>) = 4 [pid 2260] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2258] close(3 [pid 2260] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2258] <... close resumed>) = 0 [pid 2260] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2258] write(1, "executing program\n", 18 [pid 2260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2258] <... write resumed>) = 18 [pid 2260] <... mmap resumed>) = 0x7ff80b96e000 executing program [pid 2258] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2260] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2258] <... futex resumed>) = 0 [pid 2260] <... mprotect resumed>) = 0 [pid 2258] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2260] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2258] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2260] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2258] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2261] <... openat resumed>) = 3 [pid 2260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2258] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2258] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2261] write(3, "1000", 4 [pid 2260] <... clone3 resumed> => {parent_tid=[2262]}, 88) = 2262 [pid 2258] <... mmap resumed>) = 0x7ff80b96e000 [pid 2260] rt_sigprocmask(SIG_SETMASK, [] [pid 2258] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2260] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2258] <... mprotect resumed>) = 0 [pid 2260] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2258] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2260] <... futex resumed>) = 0 [pid 2258] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2260] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2258] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2261] <... write resumed>) = 4 [pid 2258] <... clone3 resumed> => {parent_tid=[2263]}, 88) = 2263 [pid 299] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2262 attached [pid 2261] close(3 [pid 2258] rt_sigprocmask(SIG_SETMASK, [] [pid 2262] set_robust_list(0x7ff80b98e9a0, 24 [pid 2258] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2261] <... close resumed>) = 0 [pid 2258] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 2261] write(1, "executing program\n", 18 [pid 2258] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2262] <... set_robust_list resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2261] <... write resumed>) = 18 [pid 2258] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 2262] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2262] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2262] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2264 [pid 2260] <... futex resumed>) = 0 [pid 2260] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2261] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2260] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2261] <... futex resumed>) = 0 [pid 2261] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2262] <... futex resumed>) = 1 [pid 2262] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2262] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2260] <... futex resumed>) = 0 [pid 2261] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2260] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2265 [pid 2261] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2260] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2261] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2262] <... futex resumed>) = 1 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2261] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2262] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2261] <... mmap resumed>) = 0x7ff80b96e000 [pid 2262] <... connect resumed>) = -1 EEXIST (File exists) [pid 2262] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2260] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2265 attached [pid 2261] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2260] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2260] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2265] set_robust_list(0x5555656516a0, 24 [pid 2261] <... mprotect resumed>) = 0 [pid 2262] <... futex resumed>) = 1 [pid 2262] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2262] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2260] <... futex resumed>) = 0 [pid 2260] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2265] <... set_robust_list resumed>) = 0 [pid 2261] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2260] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2261] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2261] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2262] <... futex resumed>) = 1 [pid 2262] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2265] rt_sigprocmask(SIG_SETMASK, [] [pid 2262] <... clone3 resumed>) = 2267 [pid 2261] <... clone3 resumed> => {parent_tid=[2266]}, 88) = 2266 [pid 2261] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2261] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2263 attached ) = 0 [pid 2263] set_robust_list(0x7ff80b98e9a0, 24 [pid 2261] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2263] <... set_robust_list resumed>) = 0 [pid 2263] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2263] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2265] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2263] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2258] <... futex resumed>) = 0 [pid 2263] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2258] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2263] <... socket resumed>) = 4 [pid 2258] <... futex resumed>) = 0 [pid 2263] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2258] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2263] <... futex resumed>) = 0 [pid 2258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2263] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2258] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2258] <... futex resumed>) = 0 [pid 2263] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2258] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2265] <... prctl resumed>) = 0 [pid 2263] <... connect resumed>) = -1 EEXIST (File exists) [pid 2262] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2265] setpgid(0, 0 [pid 2263] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2262] <... futex resumed>) = 1 [pid 2260] <... futex resumed>) = 0 [pid 2265] <... setpgid resumed>) = 0 [pid 2263] <... futex resumed>) = 1 [pid 2262] ioctl(3, PPPIOCSFLAGS, 0 [pid 2260] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2258] <... futex resumed>) = 0 [pid 2265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2263] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2262] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2260] <... futex resumed>) = 0 [pid 2258] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2262] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2260] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2258] <... futex resumed>) = 0 [pid 2265] <... openat resumed>) = 3 [pid 2263] sendfile(-1, -1, [3 [pid 2262] <... futex resumed>) = 0 [pid 2260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2258] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2265] write(3, "1000", 4 [pid 2263] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2262] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2260] exit_group(0 [pid 2263] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2262] <... futex resumed>) = ? [pid 2260] <... exit_group resumed>) = ? [pid 2265] <... write resumed>) = 4 [pid 2263] <... futex resumed>) = 1 [pid 2262] +++ exited with 0 +++ [pid 2260] +++ exited with 0 +++ [pid 2258] <... futex resumed>) = 0 [pid 2258] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2265] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2258] <... futex resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2258] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2265] <... close resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2264 attached [pid 2263] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2265] write(1, "executing program\n", 18 [pid 2264] set_robust_list(0x5555656516a0, 24 [pid 2263] <... clone3 resumed>) = 2268 [pid 2264] <... set_robust_list resumed>) = 0 [pid 2263] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2264] rt_sigprocmask(SIG_SETMASK, [] [pid 2263] <... futex resumed>) = 1 executing program [pid 2258] <... futex resumed>) = 0 [pid 2265] <... write resumed>) = 18 [pid 2264] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2263] ioctl(3, PPPIOCSFLAGS, 0 [pid 2258] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2265] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2263] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2258] <... futex resumed>) = 0 [pid 2265] <... futex resumed>) = 0 [pid 2264] <... prctl resumed>) = 0 [pid 2263] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2258] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2264] setpgid(0, 0 [pid 2263] <... futex resumed>) = 0 [pid 2258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2264] <... setpgid resumed>) = 0 [pid 2263] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2258] exit_group(0 [pid 2265] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2263] <... futex resumed>) = ? [pid 2258] <... exit_group resumed>) = ? [pid 2265] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2264] <... openat resumed>) = 3 [pid 2263] +++ exited with 0 +++ [pid 2258] +++ exited with 0 +++ [pid 2265] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2266 attached [pid 2265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2264] write(3, "1000", 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2265] <... mmap resumed>) = 0x7ff80b96e000 [pid 2266] set_robust_list(0x7ff80b98e9a0, 24 [pid 2265] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2264] <... write resumed>) = 4 [pid 2266] <... set_robust_list resumed>) = 0 [pid 2265] <... mprotect resumed>) = 0 [pid 2264] close(3 [pid 2266] rt_sigprocmask(SIG_SETMASK, [] [pid 2265] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2264] <... close resumed>) = 0 [pid 2265] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2266] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2265] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2264] write(1, "executing program\n", 18 [pid 2266] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2264] <... write resumed>) = 18 [pid 2266] <... socket resumed>) = 3 [pid 2264] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2265] <... clone3 resumed> => {parent_tid=[2269]}, 88) = 2269 executing program [pid 2266] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2265] rt_sigprocmask(SIG_SETMASK, [] [pid 2264] <... futex resumed>) = 0 [pid 2265] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 2265] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2266] <... futex resumed>) = 1 [pid 2264] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2261] <... futex resumed>) = 0 [pid 2266] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2265] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2264] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2261] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2264] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2261] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2266] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2264] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2261] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2266] <... socket resumed>) = 4 [pid 2264] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2266] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2264] <... mmap resumed>) = 0x7ff80b96e000 [pid 2266] <... futex resumed>) = 1 [pid 2264] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2261] <... futex resumed>) = 0 [pid 2266] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2264] <... mprotect resumed>) = 0 [pid 2261] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-10/strace-static-x86_64: Process 2270 attached [pid 2266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2264] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2261] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2270 [pid 2266] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2264] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2261] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2266] <... connect resumed>) = -1 EEXIST (File exists) [pid 2264] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2266] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2266] <... futex resumed>) = 1 [pid 2264] <... clone3 resumed> => {parent_tid=[2272]}, 88) = 2272 [pid 2261] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2271 [pid 2270] set_robust_list(0x5555656516a0, 24 [pid 2266] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2264] rt_sigprocmask(SIG_SETMASK, [] [pid 2261] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2264] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2261] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2266] sendfile(-1, -1, [3 [pid 2264] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2261] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2266] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2264] <... futex resumed>) = 0 [pid 2266] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2264] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2266] <... futex resumed>) = 1 [pid 2261] <... futex resumed>) = 0 [pid 2266] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2261] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2261] <... futex resumed>) = 0 [pid 2266] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2261] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2270] <... set_robust_list resumed>) = 0 [pid 2266] <... clone3 resumed>) = 2273 [pid 2266] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2261] <... futex resumed>) = 0 [pid 2266] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2261] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2261] <... futex resumed>) = 0 [pid 2266] ioctl(3, PPPIOCSFLAGS, 0 [pid 2261] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2266] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2266] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2261] <... futex resumed>) = 0 [pid 2266] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2261] exit_group(0 [pid 2270] rt_sigprocmask(SIG_SETMASK, [] [pid 2266] <... futex resumed>) = ? [pid 2261] <... exit_group resumed>) = ? [pid 2270] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2266] +++ exited with 0 +++ [pid 2261] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2271 attached [pid 2270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2271] set_robust_list(0x5555656516a0, 24 [pid 2270] <... prctl resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2270] setpgid(0, 0 [pid 2271] <... set_robust_list resumed>) = 0 [pid 2271] rt_sigprocmask(SIG_SETMASK, [] [pid 2270] <... setpgid resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2269 attached [pid 2271] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2271] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2269] set_robust_list(0x7ff80b98e9a0, 24 [pid 2270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-10/strace-static-x86_64: Process 2272 attached [pid 2271] <... prctl resumed>) = 0 [pid 2269] <... set_robust_list resumed>) = 0 [pid 2272] set_robust_list(0x7ff80b98e9a0, 24 [pid 2271] setpgid(0, 0 [pid 2269] rt_sigprocmask(SIG_SETMASK, [] [pid 2272] <... set_robust_list resumed>) = 0 [pid 2271] <... setpgid resumed>) = 0 [pid 2269] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2272] rt_sigprocmask(SIG_SETMASK, [] [pid 2271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2269] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2270] <... openat resumed>) = 3 [pid 2272] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2271] <... openat resumed>) = 3 [pid 2270] write(3, "1000", 4 [pid 2269] <... socket resumed>) = 3 [pid 2272] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2271] write(3, "1000", 4 [pid 2269] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2272] <... socket resumed>) = 3 [pid 2271] <... write resumed>) = 4 [pid 2270] <... write resumed>) = 4 [pid 2269] <... futex resumed>) = 1 [pid 2265] <... futex resumed>) = 0 [pid 2272] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2271] close(3 [pid 2270] close(3 [pid 2269] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2265] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2272] <... futex resumed>) = 1 [pid 2271] <... close resumed>) = 0 [pid 2270] <... close resumed>) = 0 [pid 2269] <... socket resumed>) = 4 [pid 2265] <... futex resumed>) = 0 [pid 2264] <... futex resumed>) = 0 [pid 2272] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2271] write(1, "executing program\n", 18 [pid 2270] write(1, "executing program\n", 18 [pid 2269] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2265] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program executing program [pid 2264] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2272] <... socket resumed>) = 4 [pid 2271] <... write resumed>) = 18 [pid 2270] <... write resumed>) = 18 [pid 2269] <... futex resumed>) = 0 [pid 2265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2264] <... futex resumed>) = 0 [pid 2272] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2271] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2270] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2269] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2265] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2264] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2272] <... futex resumed>) = 0 [pid 2271] <... futex resumed>) = 0 [pid 2270] <... futex resumed>) = 0 [pid 2269] <... connect resumed>) = -1 EEXIST (File exists) [pid 2265] <... futex resumed>) = 0 [pid 2264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2272] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2271] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2270] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2269] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2265] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2264] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2272] <... connect resumed>) = -1 EEXIST (File exists) [pid 2271] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2270] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2269] <... futex resumed>) = 0 [pid 2265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2264] <... futex resumed>) = 0 [pid 2272] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2271] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2270] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2269] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2265] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2264] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2272] <... futex resumed>) = 0 [pid 2271] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2270] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2265] <... futex resumed>) = 0 [pid 2264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2272] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2270] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2269] sendfile(-1, -1, [3 [pid 2265] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2264] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2271] <... mmap resumed>) = 0x7ff80b96e000 [pid 2270] <... mmap resumed>) = 0x7ff80b96e000 [pid 2269] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2264] <... futex resumed>) = 0 [pid 2272] sendfile(-1, -1, [3 [pid 2271] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2270] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2269] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2264] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2272] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2271] <... mprotect resumed>) = 0 [pid 2270] <... mprotect resumed>) = 0 [pid 2269] <... futex resumed>) = 1 [pid 2265] <... futex resumed>) = 0 [pid 2272] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2271] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2270] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2269] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2272] <... futex resumed>) = 1 [pid 2271] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2270] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2265] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2264] <... futex resumed>) = 0 [pid 2272] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2271] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2270] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2269] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2265] <... futex resumed>) = 0 [pid 2264] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2274 attached [pid 2272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2269] <... clone3 resumed>) = 2276 [pid 2264] <... futex resumed>) = 0 [pid 2265] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2272] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2271] <... clone3 resumed> => {parent_tid=[2274]}, 88) = 2274 [pid 2269] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2264] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2272] <... clone3 resumed>) = 2277 [pid 2271] rt_sigprocmask(SIG_SETMASK, [] [pid 2270] <... clone3 resumed> => {parent_tid=[2275]}, 88) = 2275 [pid 2269] <... futex resumed>) = 0 [pid 2265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2274] set_robust_list(0x7ff80b98e9a0, 24 [pid 2272] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2271] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2269] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2272] <... futex resumed>) = 1 [pid 2271] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2264] <... futex resumed>) = 0 [pid 2272] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2271] <... futex resumed>) = 0 [pid 2264] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2271] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2270] rt_sigprocmask(SIG_SETMASK, [] [pid 2265] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2264] <... futex resumed>) = 0 [pid 2274] <... set_robust_list resumed>) = 0 [pid 2272] ioctl(3, PPPIOCSFLAGS, 0 [pid 2264] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2272] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2272] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2264] <... futex resumed>) = 0 [pid 2272] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2270] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2264] exit_group(0 [pid 2274] rt_sigprocmask(SIG_SETMASK, [] [pid 2269] <... futex resumed>) = 0 [pid 2265] <... futex resumed>) = 1 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2272] <... futex resumed>) = ? [pid 2269] ioctl(3, PPPIOCSFLAGS, 0 [pid 2264] <... exit_group resumed>) = ? [pid 2274] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2272] +++ exited with 0 +++ [pid 2270] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2269] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2265] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2264] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2270] <... futex resumed>) = 0 [pid 2269] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2270] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2269] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2269] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2265] exit_group(0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2275 attached [pid 2275] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2275] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2269] <... futex resumed>) = ? [pid 2265] <... exit_group resumed>) = ? [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2269] +++ exited with 0 +++ [pid 2275] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2275] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2270] <... futex resumed>) = 0 [pid 2270] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2270] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2265] +++ exited with 0 +++ [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2278 [pid 2275] <... futex resumed>) = 1 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2275] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2275] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2270] <... futex resumed>) = 0 [pid 2270] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2270] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2275] <... futex resumed>) = 1 [pid 2274] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2275] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2274] <... socket resumed>) = 3 [pid 2275] <... connect resumed>) = 0 [pid 2274] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2275] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2274] <... futex resumed>) = 1 [pid 2271] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2275] <... futex resumed>) = 1 [pid 2274] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2271] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2270] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2275] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2271] <... futex resumed>) = 0 [pid 2270] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2271] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2270] <... futex resumed>) = 0 [pid 2275] sendfile(-1, -1, [3 [pid 2270] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2275] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2274] <... socket resumed>) = 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2274] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2279 [pid 2275] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2270] <... futex resumed>) = 0 [pid 2275] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2270] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2280 attached ci2-android-5-10/strace-static-x86_64: Process 2279 attached [pid 2275] <... clone3 resumed>) = 2281 [pid 2274] <... futex resumed>) = 1 [pid 2271] <... futex resumed>) = 0 [pid 2270] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2280] set_robust_list(0x5555656516a0, 24 [pid 2279] set_robust_list(0x5555656516a0, 24 [pid 2275] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2274] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2271] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2270] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2275] <... futex resumed>) = 0 [pid 2271] <... futex resumed>) = 0 [pid 2270] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2275] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2271] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2270] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2270] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2278 attached [pid 2275] ioctl(3, PPPIOCSFLAGS, 0 [pid 2270] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2278] set_robust_list(0x5555656516a0, 24 [pid 2275] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 2274] <... connect resumed>) = -1 EEXIST (File exists) [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2280 [pid 2278] <... set_robust_list resumed>) = 0 [pid 2275] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2278] rt_sigprocmask(SIG_SETMASK, [] [pid 2275] <... futex resumed>) = 1 [pid 2274] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2270] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2280] <... set_robust_list resumed>) = 0 [pid 2279] <... set_robust_list resumed>) = 0 [pid 2278] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2275] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2274] <... futex resumed>) = 1 [pid 2271] <... futex resumed>) = 0 [pid 2270] exit_group(0 [pid 2280] rt_sigprocmask(SIG_SETMASK, [] [pid 2278] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2275] <... futex resumed>) = ? [pid 2274] sendfile(-1, -1, [3 [pid 2271] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2270] <... exit_group resumed>) = ? [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2280] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2279] rt_sigprocmask(SIG_SETMASK, [] [pid 2278] <... prctl resumed>) = 0 [pid 2275] +++ exited with 0 +++ [pid 2274] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2271] <... futex resumed>) = 0 [pid 2270] +++ exited with 0 +++ [pid 2278] setpgid(0, 0 [pid 2271] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2278] <... setpgid resumed>) = 0 [pid 2278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2274] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2278] <... openat resumed>) = 3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2274] <... futex resumed>) = 1 [pid 2271] <... futex resumed>) = 0 [pid 2278] write(3, "1000", 4 [pid 2271] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2278] <... write resumed>) = 4 [pid 2271] <... futex resumed>) = 0 [pid 2278] close(3 [pid 2271] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2278] <... close resumed>) = 0 [pid 2278] write(1, "executing program\n", 18) = 18 [pid 2278] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2278] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 executing program [pid 2274] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2278] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2278] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2278] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2278] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2278] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2274] <... clone3 resumed>) = 2282 [pid 2278] <... clone3 resumed> => {parent_tid=[2283]}, 88) = 2283 [pid 2274] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2278] rt_sigprocmask(SIG_SETMASK, [] [pid 2274] <... futex resumed>) = 1 [pid 2271] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2278] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2271] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2278] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2271] <... futex resumed>) = 0 [pid 2278] <... futex resumed>) = 0 [pid 2271] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2278] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2280] <... prctl resumed>) = 0 [pid 2279] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2274] ioctl(3, PPPIOCSFLAGS, 0ci2-android-5-10/strace-static-x86_64: Process 2283 attached ) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2284 [pid 2274] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2274] <... futex resumed>) = 1 [pid 2271] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2280] setpgid(0, 0 [pid 2274] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2271] exit_group(0 [pid 2280] <... setpgid resumed>) = 0 [pid 2274] <... futex resumed>) = ? [pid 2271] <... exit_group resumed>) = ? [pid 2280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2274] +++ exited with 0 +++ [pid 2271] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2283] set_robust_list(0x7ff80b98e9a0, 24 [pid 2280] <... openat resumed>) = 3 [pid 2279] <... prctl resumed>) = 0 [pid 2283] <... set_robust_list resumed>) = 0 [pid 2283] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2283] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2283] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2278] <... futex resumed>) = 0 [pid 2278] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2278] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2283] <... futex resumed>) = 1 [pid 2283] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2280] write(3, "1000", 4 [pid 2279] setpgid(0, 0 [pid 2283] <... socket resumed>) = 4 [pid 2283] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2278] <... futex resumed>) = 0 [pid 2278] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2278] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2283] <... futex resumed>) = 1 [pid 2283] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2280] <... write resumed>) = 4 [pid 2279] <... setpgid resumed>) = 0 [pid 2283] <... connect resumed>) = -1 EEXIST (File exists) [pid 2283] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2278] <... futex resumed>) = 0 [pid 2278] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2278] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2283] <... futex resumed>) = 1 [pid 2280] close(3 [pid 2283] sendfile(-1, -1, [3 [pid 2280] <... close resumed>) = 0 [pid 2279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2280] write(1, "executing program\n", 18 [pid 2283] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2283] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2278] <... futex resumed>) = 0 [pid 2278] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2278] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2283] <... futex resumed>) = 1 [pid 2283] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 2285 ci2-android-5-10/strace-static-x86_64: Process 2284 attached [pid 2284] set_robust_list(0x5555656516a0, 24) = 0 [pid 2284] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2284] setpgid(0, 0) = 0 [pid 2284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2283] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2284] write(3, "1000", 4) = 4 [pid 2284] close(3) = 0 [pid 2278] <... futex resumed>) = 0 [pid 2278] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2278] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2283] <... futex resumed>) = 1 [pid 2284] write(1, "executing program\n", 18 [pid 2283] ioctl(3, PPPIOCSFLAGS, 0 [pid 2284] <... write resumed>) = 18 [pid 2283] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2284] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2283] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2284] <... futex resumed>) = 0 [pid 2283] <... futex resumed>) = 1 [pid 2278] <... futex resumed>) = 0 [pid 2284] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2283] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2278] exit_group(0 [pid 2284] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2283] <... futex resumed>) = ? [pid 2278] <... exit_group resumed>) = ? [pid 2284] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2283] +++ exited with 0 +++ [pid 2280] <... write resumed>) = 18 [pid 2278] +++ exited with 0 +++ [pid 2279] <... openat resumed>) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2280] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2279] write(3, "1000", 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2280] <... futex resumed>) = 0 [pid 2279] <... write resumed>) = 4 [pid 2280] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2284] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2284] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2284] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2284] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2284] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2286]}, 88) = 2286 [pid 2284] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2284] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2284] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2286 attached [pid 2280] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2279] close(3 [pid 2286] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2286] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2286] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2286] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2284] <... futex resumed>) = 0 [pid 2284] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2284] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2286] <... futex resumed>) = 1 [pid 2286] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2286] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... restart_syscall resumed>) = 0 [pid 2280] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2279] <... close resumed>) = 0 [pid 2284] <... futex resumed>) = 0 [pid 2284] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2280] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2279] write(1, "executing program\n", 18 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2284] <... futex resumed>) = 0 [pid 2280] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2279] <... write resumed>) = 18 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2280] <... mmap resumed>) = 0x7ff80b96e000 [pid 2284] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2286] <... futex resumed>) = 1 [pid 2286] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2286] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2280] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2279] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2287 [pid 2280] <... mprotect resumed>) = 0 [pid 2279] <... futex resumed>) = 0 [pid 2284] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2284] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2280] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2284] <... futex resumed>) = 0 [pid 2280] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2279] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} executing program executing program executing program [pid 2284] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2280] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2279] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2286] <... futex resumed>) = 1 [pid 2279] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2280] <... clone3 resumed> => {parent_tid=[2288]}, 88) = 2288 [pid 2286] sendfile(-1, -1, [3 [pid 2280] rt_sigprocmask(SIG_SETMASK, [] [pid 2279] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2286] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 300] <... restart_syscall resumed>) = 0 [pid 2280] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2279] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2280] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2286] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2280] <... futex resumed>) = 0 [pid 2279] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2280] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2279] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2279] <... mprotect resumed>) = 0 [pid 2284] <... futex resumed>) = 0 [pid 2284] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2284] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2286] <... futex resumed>) = 1 [pid 2286] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88) = 2290 [pid 2279] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2289 [pid 2279] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2279] <... clone3 resumed> => {parent_tid=[2291]}, 88) = 2291 [pid 2279] rt_sigprocmask(SIG_SETMASK, [] [pid 2286] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2279] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2284] <... futex resumed>) = 0 [pid 2279] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2284] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2279] <... futex resumed>) = 0 [pid 2284] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2279] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2286] <... futex resumed>) = 1 [pid 2286] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2286] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2284] <... futex resumed>) = 0 [pid 2284] exit_group(0) = ? [pid 2286] <... futex resumed>) = ? [pid 2286] +++ exited with 0 +++ [pid 2284] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2287 attached [pid 2287] set_robust_list(0x5555656516a0, 24) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2287] rt_sigprocmask(SIG_SETMASK, [] [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2287] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2287] setpgid(0, 0) = 0 [pid 2287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2287] write(3, "1000", 4) = 4 [pid 2287] close(3) = 0 [pid 2287] write(1, "executing program\n", 18) = 18 [pid 2287] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2287] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2287] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2287] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2287] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 executing program [pid 2287] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2287] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2292]}, 88) = 2292 ci2-android-5-10/strace-static-x86_64: Process 2289 attached [pid 2287] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2291 attached [pid 2289] set_robust_list(0x5555656516a0, 24 [pid 2287] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2287] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2292 attached [pid 2292] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2292] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2292] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2292] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2287] <... futex resumed>) = 0 [pid 2287] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2287] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2292] <... futex resumed>) = 1 [pid 2292] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2292] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2287] <... futex resumed>) = 0 [pid 2287] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2287] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2292] <... futex resumed>) = 1 [pid 2292] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2292] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2287] <... futex resumed>) = 0 [pid 2287] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2287] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2292] <... futex resumed>) = 1 [pid 2292] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2292] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2287] <... futex resumed>) = 0 [pid 2287] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2288 attached [pid 2291] set_robust_list(0x7ff80b98e9a0, 24 [pid 2289] <... set_robust_list resumed>) = 0 [pid 2287] <... futex resumed>) = 0 [pid 2287] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2292] <... futex resumed>) = 1 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2292] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2291] <... set_robust_list resumed>) = 0 [pid 2291] rt_sigprocmask(SIG_SETMASK, [] [pid 2289] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2293 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2291] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2289] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2292] <... clone3 resumed>) = 2294 [pid 2291] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2289] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2291] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2289] <... prctl resumed>) = 0 [pid 2288] set_robust_list(0x7ff80b98e9a0, 24 [pid 2292] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2291] <... futex resumed>) = 1 [pid 2279] <... futex resumed>) = 0 [pid 2289] setpgid(0, 0 [pid 2291] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2289] <... setpgid resumed>) = 0 [pid 2288] <... set_robust_list resumed>) = 0 [pid 2279] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2287] <... futex resumed>) = 0 [pid 2279] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2291] <... socket resumed>) = 4 [pid 2289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2288] rt_sigprocmask(SIG_SETMASK, [] [pid 2287] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2287] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2292] <... futex resumed>) = 1 [pid 2292] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2292] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2287] <... futex resumed>) = 0 [pid 2291] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2287] exit_group(0) = ? [pid 2291] <... futex resumed>) = 1 [pid 2289] <... openat resumed>) = 3 [pid 2288] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2279] <... futex resumed>) = 0 [pid 2279] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2292] <... futex resumed>) = ? [pid 2279] <... futex resumed>) = 0 [pid 2291] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2289] write(3, "1000", 4 [pid 2288] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2279] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2291] <... connect resumed>) = -1 EEXIST (File exists) [pid 2289] <... write resumed>) = 4 [pid 2288] <... socket resumed>) = 3 [pid 2291] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2289] close(3 [pid 2288] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2293 attached [pid 2292] +++ exited with 0 +++ [pid 2291] <... futex resumed>) = 1 [pid 2289] <... close resumed>) = 0 [pid 2288] <... futex resumed>) = 1 [pid 2287] +++ exited with 0 +++ [pid 2280] <... futex resumed>) = 0 [pid 2279] <... futex resumed>) = 0 [pid 2293] set_robust_list(0x5555656516a0, 24 [pid 2291] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2289] write(1, "executing program\n", 18 [pid 2288] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2280] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2279] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] <... set_robust_list resumed>) = 0 [pid 2291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2289] <... write resumed>) = 18 [pid 2288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2280] <... futex resumed>) = 0 executing program [pid 2279] <... futex resumed>) = 0 [pid 2293] rt_sigprocmask(SIG_SETMASK, [] [pid 2291] sendfile(-1, -1, [3 [pid 2289] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2288] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2280] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2279] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2293] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2291] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2289] <... futex resumed>) = 0 [pid 2288] <... socket resumed>) = 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2291] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2289] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2288] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2293] <... prctl resumed>) = 0 [pid 2291] <... futex resumed>) = 1 [pid 2289] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2288] <... futex resumed>) = 1 [pid 2280] <... futex resumed>) = 0 [pid 2279] <... futex resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 2293] setpgid(0, 0 [pid 2291] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2289] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2288] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2280] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2279] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] <... setpgid resumed>) = 0 [pid 2291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2289] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2280] <... futex resumed>) = 0 [pid 2279] <... futex resumed>) = 0 [pid 2293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2291] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2288] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2280] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2279] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2293] <... openat resumed>) = 3 [pid 2291] <... clone3 resumed>) = 2295 [pid 2289] <... mmap resumed>) = 0x7ff80b96e000 [pid 2288] <... connect resumed>) = -1 EEXIST (File exists) [pid 2293] write(3, "1000", 4 [pid 2291] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2289] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2288] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] <... write resumed>) = 4 [pid 2291] <... futex resumed>) = 1 [pid 2289] <... mprotect resumed>) = 0 [pid 2288] <... futex resumed>) = 1 [pid 2280] <... futex resumed>) = 0 [pid 2279] <... futex resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2293] close(3 [pid 2291] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2289] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2288] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2280] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2279] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] <... close resumed>) = 0 [pid 2291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2289] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2280] <... futex resumed>) = 0 [pid 2279] <... futex resumed>) = 0 executing program [pid 2293] write(1, "executing program\n", 18 [pid 2291] ioctl(3, PPPIOCSFLAGS, 0 [pid 2289] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2288] sendfile(-1, -1, [3 [pid 2280] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2279] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2293] <... write resumed>) = 18 [pid 2291] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2288] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2293] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2291] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2289] <... clone3 resumed> => {parent_tid=[2296]}, 88) = 2296 [pid 2288] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] <... futex resumed>) = 0 [pid 2291] <... futex resumed>) = 1 [pid 2289] rt_sigprocmask(SIG_SETMASK, [] [pid 2288] <... futex resumed>) = 1 [pid 2280] <... futex resumed>) = 0 [pid 2279] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2296 attached [pid 2293] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2291] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2289] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2288] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2280] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2279] exit_group(0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2293] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2291] <... futex resumed>) = ? [pid 2289] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2280] <... futex resumed>) = 0 [pid 2279] <... exit_group resumed>) = ? [pid 2296] set_robust_list(0x7ff80b98e9a0, 24 [pid 2293] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2291] +++ exited with 0 +++ [pid 2289] <... futex resumed>) = 0 [pid 2288] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2280] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2279] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2296] <... set_robust_list resumed>) = 0 [pid 2293] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2289] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2288] <... clone3 resumed>) = 2297 [pid 2293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2288] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] <... mmap resumed>) = 0x7ff80b96e000 [pid 2288] <... futex resumed>) = 1 [pid 2280] <... futex resumed>) = 0 [pid 2293] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2288] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2280] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] <... mprotect resumed>) = 0 [pid 2288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2280] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2293] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2288] ioctl(3, PPPIOCSFLAGS, 0 [pid 2280] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2293] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2288] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2298 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2288] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2280] <... futex resumed>) = 0 [pid 2293] <... clone3 resumed> => {parent_tid=[2299]}, 88) = 2299 [pid 2288] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2280] exit_group(0 [pid 299] <... restart_syscall resumed>) = 0 [pid 2293] rt_sigprocmask(SIG_SETMASK, [] [pid 2288] <... futex resumed>) = ? [pid 2280] <... exit_group resumed>) = ? [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2296] rt_sigprocmask(SIG_SETMASK, [] [pid 2293] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2288] +++ exited with 0 +++ [pid 2280] +++ exited with 0 +++ [pid 2296] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2293] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2293] <... futex resumed>) = 0 [pid 2293] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 2298 attached [pid 2298] set_robust_list(0x5555656516a0, 24 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2298] <... set_robust_list resumed>) = 0 [pid 2298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2298] setpgid(0, 0) = 0 [pid 2298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2296] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2298] <... openat resumed>) = 3 [pid 2298] write(3, "1000", 4) = 4 [pid 2298] close(3) = 0 [pid 2298] write(1, "executing program\n", 18) = 18 [pid 2298] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2296] <... socket resumed>) = 3 executing program [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2300 [pid 2298] <... futex resumed>) = 0 [pid 2298] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2298] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2298] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2296] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2298] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2296] <... futex resumed>) = 1 [pid 2289] <... futex resumed>) = 0 [pid 2289] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2298] <... clone3 resumed> => {parent_tid=[2301]}, 88) = 2301 [pid 2296] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2289] <... futex resumed>) = 0 [pid 2298] rt_sigprocmask(SIG_SETMASK, [] [pid 2289] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2298] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2299 attached [pid 2298] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2299] set_robust_list(0x7ff80b98e9a0, 24 [pid 2298] <... futex resumed>) = 0 [pid 2299] <... set_robust_list resumed>) = 0 [pid 2298] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2299] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2299] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2293] <... futex resumed>) = 0 [pid 2299] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2293] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2299] <... socket resumed>) = 4 [pid 2293] <... futex resumed>) = 0 [pid 2299] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2299] <... futex resumed>) = 0 [pid 2293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2299] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2293] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2299] <... connect resumed>) = -1 EEXIST (File exists) [pid 2293] <... futex resumed>) = 0 [pid 2299] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2299] <... futex resumed>) = 0 [pid 2293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2299] sendfile(-1, -1, [3 [pid 2293] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2299] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2293] <... futex resumed>) = 0 [pid 2299] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2299] <... futex resumed>) = 0 [pid 2293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2299] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2293] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2300 attached [pid 2299] <... clone3 resumed>) = 2302 [pid 2296] <... socket resumed>) = 4 [pid 2293] <... futex resumed>) = 0 [pid 2299] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2299] <... futex resumed>) = 0 [pid 2293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2299] ioctl(3, PPPIOCSFLAGS, 0 [pid 2293] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2299] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2293] <... futex resumed>) = 0 [pid 2299] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2299] <... futex resumed>) = 0 [pid 2293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2299] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2293] exit_group(0 [pid 2299] <... futex resumed>) = ? [pid 2293] <... exit_group resumed>) = ? [pid 2300] set_robust_list(0x5555656516a0, 24 [pid 2299] +++ exited with 0 +++ [pid 2296] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2293] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2301 attached [pid 2301] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2301] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2300] <... set_robust_list resumed>) = 0 [pid 2296] <... futex resumed>) = 1 [pid 2289] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... restart_syscall resumed>) = 0 [pid 2289] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2289] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2301] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2298] <... futex resumed>) = 0 [pid 2301] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2300] rt_sigprocmask(SIG_SETMASK, [] [pid 2298] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2296] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2301] <... socket resumed>) = 4 [pid 2298] <... futex resumed>) = 0 [pid 2301] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2298] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2301] <... futex resumed>) = 0 [pid 2298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2301] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2298] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2301] <... connect resumed>) = -1 EEXIST (File exists) [pid 2298] <... futex resumed>) = 0 [pid 2301] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2298] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2301] <... futex resumed>) = 0 [pid 2298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2301] sendfile(-1, -1, [3 [pid 2298] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2301] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2298] <... futex resumed>) = 0 [pid 2301] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2298] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2301] <... futex resumed>) = 0 [pid 2298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2296] <... connect resumed>) = -1 EEXIST (File exists) [pid 2301] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2298] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2301] <... clone3 resumed>) = 2303 [pid 2300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2298] <... futex resumed>) = 0 [pid 2296] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2301] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2298] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2296] <... futex resumed>) = 1 [pid 2289] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2301] <... futex resumed>) = 0 [pid 2298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2296] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2289] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2301] ioctl(3, PPPIOCSFLAGS, 0 [pid 2298] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2296] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2289] <... futex resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 2301] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2298] <... futex resumed>) = 0 [pid 2289] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2301] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2298] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2301] <... futex resumed>) = 0 [pid 2298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2301] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2298] exit_group(0 [pid 2296] sendfile(-1, -1, [3 [pid 2301] <... futex resumed>) = ? [pid 2298] <... exit_group resumed>) = ? [pid 2296] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2301] +++ exited with 0 +++ [pid 2300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2298] +++ exited with 0 +++ [pid 2296] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2304 [pid 2300] <... prctl resumed>) = 0 [pid 2296] <... futex resumed>) = 1 [pid 2289] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2289] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2289] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2304 attached [pid 2304] set_robust_list(0x5555656516a0, 24 [pid 2300] setpgid(0, 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2296] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2304] <... set_robust_list resumed>) = 0 [pid 2304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2304] setpgid(0, 0) = 0 executing program [pid 2304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2300] <... setpgid resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2304] write(3, "1000", 4) = 4 [pid 2304] close(3) = 0 [pid 2304] write(1, "executing program\n", 18) = 18 [pid 2304] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2304] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2304] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2296] <... clone3 resumed>) = 2305 [pid 2304] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2304] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2304] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2306 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2304] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2296] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2300] <... openat resumed>) = 3 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2300] write(3, "1000", 4 [pid 2296] <... futex resumed>) = 1 [pid 2289] <... futex resumed>) = 0 [pid 2289] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2304] <... clone3 resumed> => {parent_tid=[2307]}, 88) = 2307 [pid 2289] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2304] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2304] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2306 attached [pid 2306] set_robust_list(0x5555656516a0, 24) = 0 [pid 2306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2300] <... write resumed>) = 4 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2296] ioctl(3, PPPIOCSFLAGS, 0 [pid 2306] <... prctl resumed>) = 0 [pid 2306] setpgid(0, 0) = 0 [pid 2306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2300] close(3 [pid 2296] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2306] write(3, "1000", 4) = 4 [pid 2306] close(3) = 0 [pid 2306] write(1, "executing program\n", 18) = 18 [pid 2306] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2306] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2300] <... close resumed>) = 0 executing program [pid 2296] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2300] write(1, "executing program\n", 18 [pid 2306] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2300] <... write resumed>) = 18 [pid 2296] <... futex resumed>) = 1 [pid 2289] <... futex resumed>) = 0 [pid 2306] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2300] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2296] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2289] exit_group(0 [pid 2306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2300] <... futex resumed>) = 0 [pid 2289] <... exit_group resumed>) = ? executing program [pid 2306] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2300] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2296] <... futex resumed>) = ? [pid 2300] <... rt_sigaction resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2307 attached [pid 2306] <... mmap resumed>) = 0x7ff80b96e000 [pid 2307] set_robust_list(0x7ff80b98e9a0, 24 [pid 2306] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2307] <... set_robust_list resumed>) = 0 [pid 2306] <... mprotect resumed>) = 0 [pid 2307] rt_sigprocmask(SIG_SETMASK, [] [pid 2306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2307] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2306] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 2308 attached [pid 2300] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2296] +++ exited with 0 +++ [pid 2289] +++ exited with 0 +++ [pid 2307] <... socket resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 2307] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2306] <... clone3 resumed> => {parent_tid=[2308]}, 88) = 2308 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2307] <... futex resumed>) = 1 [pid 2306] rt_sigprocmask(SIG_SETMASK, [] [pid 2304] <... futex resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2307] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2304] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 [pid 2307] <... socket resumed>) = 4 [pid 2306] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2304] <... futex resumed>) = 0 [pid 2300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2307] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2306] <... futex resumed>) = 0 [pid 2304] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2307] <... futex resumed>) = 0 [pid 2306] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2300] <... mmap resumed>) = 0x7ff80b96e000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2308] set_robust_list(0x7ff80b98e9a0, 24 [pid 2307] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2304] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2307] <... connect resumed>) = -1 EEXIST (File exists) [pid 2304] <... futex resumed>) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2308] <... set_robust_list resumed>) = 0 [pid 2307] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2304] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2300] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2307] <... futex resumed>) = 0 [pid 2304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2309 [pid 2307] sendfile(-1, -1, [3 [pid 2304] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2307] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2304] <... futex resumed>) = 0 [pid 2300] <... mprotect resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2307] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2304] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2307] <... futex resumed>) = 0 [pid 2304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2307] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2304] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2304] <... futex resumed>) = 0 [pid 2307] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2304] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2307] <... clone3 resumed>) = 2310 [pid 2307] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2304] <... futex resumed>) = 0 [pid 2300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2307] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2304] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2311 [pid 2307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2304] <... futex resumed>) = 0 [pid 2300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2307] ioctl(3, PPPIOCSFLAGS, 0 [pid 2304] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2307] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2307] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2300] <... clone3 resumed> => {parent_tid=[2312]}, 88) = 2312 [pid 2307] <... futex resumed>) = 1 [pid 2304] <... futex resumed>) = 0 [pid 2307] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2304] exit_group(0 [pid 2300] rt_sigprocmask(SIG_SETMASK, [] [pid 2307] <... futex resumed>) = ? [pid 2304] <... exit_group resumed>) = ? [pid 2300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2309 attached [pid 2308] rt_sigprocmask(SIG_SETMASK, [] [pid 2307] +++ exited with 0 +++ [pid 2304] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2311 attached [pid 2311] set_robust_list(0x5555656516a0, 24) = 0 [pid 2311] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2300] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2311] <... prctl resumed>) = 0 [pid 2311] setpgid(0, 0) = 0 [pid 2311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2300] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2311] <... openat resumed>) = 3 [pid 2300] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2312 attached [pid 2311] write(3, "1000", 4 [pid 2312] set_robust_list(0x7ff80b98e9a0, 24 [pid 2311] <... write resumed>) = 4 [pid 2311] close(3) = 0 [pid 2312] <... set_robust_list resumed>) = 0 [pid 2312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2311] write(1, "executing program\n", 18 [pid 2312] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2311] <... write resumed>) = 18 executing program [pid 2311] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2311] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2311] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2312] <... futex resumed>) = 0 [pid 2311] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2312] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2311] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2311] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2311] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2311] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2313]}, 88) = 2313 [pid 2311] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2311] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2311] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2308] socket(AF_PPPOX, SOCK_STREAM, 1ci2-android-5-10/strace-static-x86_64: Process 2313 attached [pid 2300] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2308] <... socket resumed>) = 3 [pid 2300] <... futex resumed>) = 1 [pid 2300] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2308] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2312] <... futex resumed>) = 0 [pid 2312] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2308] <... futex resumed>) = 1 [pid 2306] <... futex resumed>) = 0 [pid 2312] <... socket resumed>) = 4 [pid 2306] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2306] <... futex resumed>) = 0 [pid 2312] <... futex resumed>) = 1 [pid 2306] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2300] <... futex resumed>) = 0 [pid 2312] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2308] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2300] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2300] <... futex resumed>) = 0 [pid 2312] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2300] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2312] <... connect resumed>) = -1 EEXIST (File exists) [pid 2312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2300] <... futex resumed>) = 0 [pid 2312] sendfile(-1, -1, [3 [pid 2300] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2312] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2300] <... futex resumed>) = 0 [pid 2312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2300] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2312] <... futex resumed>) = 0 [pid 2300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2312] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2300] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2312] <... clone3 resumed>) = 2314 [pid 2309] set_robust_list(0x5555656516a0, 24 [pid 2308] <... socket resumed>) = 4 [pid 2300] <... futex resumed>) = 0 [pid 2312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2300] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2312] <... futex resumed>) = 0 [pid 2308] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2312] ioctl(3, PPPIOCSFLAGS, 0 [pid 2300] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2312] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2300] <... futex resumed>) = 0 [pid 2312] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2300] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2312] <... futex resumed>) = 0 [pid 2300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2312] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2300] exit_group(0 [pid 2312] <... futex resumed>) = ? [pid 2300] <... exit_group resumed>) = ? [pid 2312] +++ exited with 0 +++ [pid 2309] <... set_robust_list resumed>) = 0 [pid 2308] <... futex resumed>) = 1 [pid 2306] <... futex resumed>) = 0 [pid 2300] +++ exited with 0 +++ [pid 2306] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2306] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2313] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2313] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2311] <... futex resumed>) = 0 [pid 2311] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2311] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2313] <... futex resumed>) = 1 [pid 2313] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2308] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2308] <... connect resumed>) = -1 EEXIST (File exists) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2308] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 2306] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 2308] <... futex resumed>) = 1 [pid 2306] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2308] sendfile(-1, -1, [3 [pid 2306] <... futex resumed>) = 0 [pid 2308] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2306] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2313] <... socket resumed>) = 4 [pid 2308] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2308] <... futex resumed>) = 1 [pid 2306] <... futex resumed>) = 0 [pid 2308] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2309] rt_sigprocmask(SIG_SETMASK, [] [pid 2306] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2306] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2313] <... futex resumed>) = 1 [pid 2311] <... futex resumed>) = 0 [pid 2308] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2306] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2313] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2311] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2313] <... connect resumed>) = -1 EEXIST (File exists) [pid 2311] <... futex resumed>) = 0 [pid 2313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2311] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2313] <... futex resumed>) = 0 [pid 2311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2313] sendfile(-1, -1, [3 [pid 2311] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2313] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2311] <... futex resumed>) = 0 [pid 2313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2311] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2313] <... futex resumed>) = 0 [pid 2311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2313] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2311] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2313] <... clone3 resumed>) = 2318 [pid 2311] <... futex resumed>) = 0 [pid 2309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2308] <... clone3 resumed>) = 2316 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2315 [pid 2313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2311] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2313] <... futex resumed>) = 0 [pid 2311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2308] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2317 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2313] ioctl(3, PPPIOCSFLAGS, 0 [pid 2311] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2308] <... futex resumed>) = 1 [pid 2306] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2313] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2311] <... futex resumed>) = 0 [pid 2309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2308] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2306] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2313] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2311] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2309] <... prctl resumed>) = 0 [pid 2308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2306] <... futex resumed>) = 0 [pid 2313] <... futex resumed>) = 0 [pid 2311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2309] setpgid(0, 0 [pid 2308] ioctl(3, PPPIOCSFLAGS, 0 [pid 2306] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2313] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2311] exit_group(0 [pid 2309] <... setpgid resumed>) = 0 [pid 2308] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2313] <... futex resumed>) = ? [pid 2311] <... exit_group resumed>) = ? [pid 2308] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2313] +++ exited with 0 +++ [pid 2311] +++ exited with 0 +++ [pid 2309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2308] <... futex resumed>) = 1 [pid 2306] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2315 attached [pid 2309] <... openat resumed>) = 3 [pid 2308] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2306] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2315] set_robust_list(0x5555656516a0, 24 [pid 2309] write(3, "1000", 4 [pid 2308] <... futex resumed>) = ? [pid 2306] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2315] <... set_robust_list resumed>) = 0 [pid 2309] <... write resumed>) = 4 [pid 2308] +++ exited with 0 +++ [pid 2306] +++ exited with 0 +++ [pid 2315] rt_sigprocmask(SIG_SETMASK, [] [pid 2309] close(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2315] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2309] <... close resumed>) = 0 [pid 2315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ci2-android-5-10/strace-static-x86_64: Process 2317 attached [pid 2315] setpgid(0, 0 [pid 2317] set_robust_list(0x5555656516a0, 24 [pid 2315] <... setpgid resumed>) = 0 [pid 2317] <... set_robust_list resumed>) = 0 [pid 2315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2309] write(1, "executing program\n", 18 [pid 2317] rt_sigprocmask(SIG_SETMASK, [] [pid 2315] <... openat resumed>) = 3 [pid 2317] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2315] write(3, "1000", 4 executing program [pid 2317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2315] <... write resumed>) = 4 [pid 2309] <... write resumed>) = 18 [pid 2317] <... prctl resumed>) = 0 [pid 2315] close(3 [pid 2309] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2317] setpgid(0, 0 [pid 2315] <... close resumed>) = 0 [pid 2309] <... futex resumed>) = 0 [pid 2317] <... setpgid resumed>) = 0 [pid 2315] write(1, "executing program\n", 18 [pid 2309] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2315] <... write resumed>) = 18 [pid 2309] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2317] <... openat resumed>) = 3 executing program [pid 2315] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2309] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2317] write(3, "1000", 4 [pid 2315] <... futex resumed>) = 0 [pid 2309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2317] <... write resumed>) = 4 [pid 2315] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2317] close(3 [pid 2315] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2317] <... close resumed>) = 0 [pid 2315] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2309] <... mmap resumed>) = 0x7ff80b96e000 [pid 2317] write(1, "executing program\n", 18 [pid 2315] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2309] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2317] <... write resumed>) = 18 [pid 2315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2309] <... mprotect resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 executing program [pid 2317] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2315] <... mmap resumed>) = 0x7ff80b96e000 [pid 2309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2317] <... futex resumed>) = 0 [pid 2315] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2309] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2317] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2315] <... mprotect resumed>) = 0 [pid 2317] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2315] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2317] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2315] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2309] <... clone3 resumed> => {parent_tid=[2319]}, 88) = 2319 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2317] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2315] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2309] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2317] <... mmap resumed>) = 0x7ff80b96e000 [pid 2315] <... clone3 resumed> => {parent_tid=[2320]}, 88) = 2320 [pid 2317] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2315] rt_sigprocmask(SIG_SETMASK, [] [pid 2317] <... mprotect resumed>) = 0 [pid 2315] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2317] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2315] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2317] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2315] <... futex resumed>) = 0 [pid 2309] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2315] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2309] <... futex resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2321 [pid 2309] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2317] <... clone3 resumed> => {parent_tid=[2322]}, 88) = 2322 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2317] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2317] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2317] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2317] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2319 attached [pid 2319] set_robust_list(0x7ff80b98e9a0, 24ci2-android-5-10/strace-static-x86_64: Process 2320 attached ) = 0 [pid 2319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2319] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2319] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2309] <... futex resumed>) = 0 [pid 2319] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2309] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2319] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IPci2-android-5-10/strace-static-x86_64: Process 2321 attached [pid 2309] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2319] <... socket resumed>) = 4 [pid 2321] set_robust_list(0x5555656516a0, 24 [pid 2320] set_robust_list(0x7ff80b98e9a0, 24 [pid 2319] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2321] <... set_robust_list resumed>) = 0 [pid 2319] <... futex resumed>) = 1 [pid 2309] <... futex resumed>) = 0 [pid 2321] rt_sigprocmask(SIG_SETMASK, [] [pid 2309] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2320] <... set_robust_list resumed>) = 0 [pid 2319] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2309] <... futex resumed>) = 0 [pid 2321] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2321] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 2322 attached [pid 2322] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2322] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2321] <... prctl resumed>) = 0 [pid 2322] <... socket resumed>) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 2309] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2321] setpgid(0, 0) = 0 [pid 2321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2322] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2322] <... futex resumed>) = 1 [pid 2321] <... openat resumed>) = 3 [pid 2320] rt_sigprocmask(SIG_SETMASK, [] [pid 2317] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2322] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2321] write(3, "1000", 4 [pid 2319] <... connect resumed>) = -1 EEXIST (File exists) [pid 2317] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2322] <... socket resumed>) = 4 [pid 2321] <... write resumed>) = 4 [pid 2319] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2317] <... futex resumed>) = 0 [pid 2322] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2321] close(3 [pid 2319] <... futex resumed>) = 1 [pid 2317] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2322] <... futex resumed>) = 0 [pid 2321] <... close resumed>) = 0 [pid 2319] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2309] <... futex resumed>) = 0 [pid 2322] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2321] write(1, "executing program\n", 18 [pid 2317] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2309] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2323 [pid 2322] <... connect resumed>) = -1 EEXIST (File exists) [pid 2321] <... write resumed>) = 18 [pid 2317] <... futex resumed>) = 0 executing program [pid 2309] <... futex resumed>) = 1 [pid 2322] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2321] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2319] <... futex resumed>) = 0 [pid 2317] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2322] <... futex resumed>) = 0 [pid 2321] <... futex resumed>) = 0 [pid 2319] sendfile(-1, -1, [3 [pid 2317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2309] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2320] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2322] sendfile(-1, -1, [3 [pid 2321] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2319] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2317] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2322] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2321] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2319] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2317] <... futex resumed>) = 0 [pid 2322] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2321] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2319] <... futex resumed>) = 0 [pid 2317] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2322] <... futex resumed>) = 0 [pid 2321] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2319] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2322] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2321] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2317] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2323 attached [pid 2322] <... clone3 resumed>) = 2324 [pid 2321] <... mmap resumed>) = 0x7ff80b96e000 [pid 2320] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2317] <... futex resumed>) = 0 [pid 2309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2322] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2321] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2320] <... socket resumed>) = 3 [pid 2317] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2309] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2322] <... futex resumed>) = 0 [pid 2321] <... mprotect resumed>) = 0 [pid 2317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2322] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2321] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2317] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2321] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2317] <... futex resumed>) = 0 [pid 2322] ioctl(3, PPPIOCSFLAGS, 0 [pid 2321] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2317] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2323] set_robust_list(0x5555656516a0, 24 [pid 2322] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2320] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2319] <... futex resumed>) = 0 [pid 2309] <... futex resumed>) = 1 [pid 2322] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2321] <... clone3 resumed> => {parent_tid=[2325]}, 88) = 2325 [pid 2319] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2323] <... set_robust_list resumed>) = 0 [pid 2322] <... futex resumed>) = 1 [pid 2321] rt_sigprocmask(SIG_SETMASK, [] [pid 2320] <... futex resumed>) = 1 [pid 2319] <... clone3 resumed>) = 2326 [pid 2317] <... futex resumed>) = 0 [pid 2315] <... futex resumed>) = 0 [pid 2309] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2323] rt_sigprocmask(SIG_SETMASK, [] [pid 2322] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2321] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2320] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2319] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2317] exit_group(0 [pid 2315] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2322] <... futex resumed>) = ? [pid 2321] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2319] <... futex resumed>) = 0 [pid 2317] <... exit_group resumed>) = ? [pid 2315] <... futex resumed>) = 0 [pid 2323] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2322] +++ exited with 0 +++ [pid 2321] <... futex resumed>) = 0 [pid 2320] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2319] ioctl(3, PPPIOCSFLAGS, 0 [pid 2317] +++ exited with 0 +++ [pid 2315] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2309] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2321] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2319] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2319] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2319] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULLci2-android-5-10/strace-static-x86_64: Process 2325 attached [pid 2325] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2325] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2321] <... futex resumed>) = 0 [pid 2321] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2321] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2325] <... futex resumed>) = 1 [pid 2325] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2321] <... futex resumed>) = 0 [pid 2321] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2321] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2325] <... futex resumed>) = 1 [pid 2325] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2321] <... futex resumed>) = 0 [pid 2321] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2321] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2325] <... futex resumed>) = 1 [pid 2325] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2321] <... futex resumed>) = 0 [pid 2321] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2321] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2325] <... futex resumed>) = 1 [pid 2325] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2320] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2319] <... futex resumed>) = 0 [pid 2309] <... futex resumed>) = 1 [pid 2319] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2320] <... socket resumed>) = 4 [pid 2309] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2320] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2323] <... prctl resumed>) = 0 [pid 2320] <... futex resumed>) = 1 [pid 2323] setpgid(0, 0 [pid 2315] <... futex resumed>) = 0 [pid 2309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2323] <... setpgid resumed>) = 0 [pid 2320] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2315] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2309] exit_group(0 [pid 2320] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2315] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2325] <... clone3 resumed>) = 2327 [pid 2323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2320] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2319] <... futex resumed>) = ? [pid 2309] <... exit_group resumed>) = ? [pid 2325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2320] <... connect resumed>) = -1 EEXIST (File exists) [pid 2323] <... openat resumed>) = 3 [pid 2319] +++ exited with 0 +++ [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2325] <... futex resumed>) = 1 [pid 2321] <... futex resumed>) = 0 [pid 2325] ioctl(3, PPPIOCSFLAGS, 0 [pid 2321] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2325] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2321] <... futex resumed>) = 0 [pid 2325] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2321] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2325] <... futex resumed>) = 0 [pid 2321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2309] +++ exited with 0 +++ [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2325] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2323] write(3, "1000", 4 [pid 2321] exit_group(0 [pid 2320] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2325] <... futex resumed>) = ? [pid 2323] <... write resumed>) = 4 [pid 2321] <... exit_group resumed>) = ? [pid 2320] <... futex resumed>) = 1 [pid 2315] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2328 attached [pid 2323] close(3 [pid 2315] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2328] set_robust_list(0x5555656516a0, 24 [pid 2315] <... futex resumed>) = 0 [pid 2328] <... set_robust_list resumed>) = 0 [pid 2315] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2328] rt_sigprocmask(SIG_SETMASK, [] [pid 2320] sendfile(-1, -1, [3 [pid 2323] <... close resumed>) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2328 [pid 2328] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2328] setpgid(0, 0) = 0 [pid 2328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2323] write(1, "executing program\n", 18 [pid 2320] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2328] <... openat resumed>) = 3 [pid 2328] write(3, "1000", 4) = 4 [pid 2328] close(3) = 0 [pid 2320] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2323] <... write resumed>) = 18 executing program [pid 2328] write(1, "executing program\n", 18 [pid 2320] <... futex resumed>) = 1 [pid 2315] <... futex resumed>) = 0 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2328] <... write resumed>) = 18 [pid 2315] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2328] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2315] <... futex resumed>) = 0 executing program [pid 2328] <... futex resumed>) = 0 [pid 2315] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2328] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2328] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2328] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2328] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2329]}, 88) = 2329 [pid 2328] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2328] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 [pid 2323] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2320] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2323] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2328] <... futex resumed>) = 0 [pid 2328] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2329 attached [pid 2329] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2329] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2329] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2320] <... clone3 resumed>) = 2330 [pid 2329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2323] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2328] <... futex resumed>) = 0 [pid 2323] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2320] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2323] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2320] <... futex resumed>) = 1 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2323] <... mmap resumed>) = 0x7ff80b96e000 [pid 2320] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2328] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2323] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2315] <... futex resumed>) = 0 [pid 2323] <... mprotect resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2331 [pid 2328] <... futex resumed>) = 0 [pid 2323] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2315] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2323] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2328] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2320] <... futex resumed>) = 0 [pid 2315] <... futex resumed>) = 1 [pid 2323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2320] ioctl(3, PPPIOCSFLAGS, 0 [pid 2315] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2320] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2323] <... clone3 resumed> => {parent_tid=[2332]}, 88) = 2332 [pid 2320] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2323] rt_sigprocmask(SIG_SETMASK, [] [pid 2320] <... futex resumed>) = 1 [pid 2315] <... futex resumed>) = 0 [pid 2323] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2323] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2320] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2315] exit_group(0 [pid 2323] <... futex resumed>) = 0 [pid 2320] <... futex resumed>) = ? [pid 2315] <... exit_group resumed>) = ? [pid 2325] +++ exited with 0 +++ [pid 2323] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2321] +++ exited with 0 +++ [pid 2320] +++ exited with 0 +++ [pid 2315] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2329] <... futex resumed>) = 1 [pid 301] <... restart_syscall resumed>) = 0 [pid 2329] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 299] <... restart_syscall resumed>) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2328] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2328] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2328] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2329] <... futex resumed>) = 1 [pid 2329] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2333 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2329] <... connect resumed>) = -1 EEXIST (File exists) [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2328] <... futex resumed>) = 0 [pid 2328] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2328] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2329] <... futex resumed>) = 1 [pid 2329] sendfile(-1, -1, [3 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2334 [pid 2329] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2328] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2328] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2328] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2329] <... futex resumed>) = 1 [pid 2329] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88ci2-android-5-10/strace-static-x86_64: Process 2334 attached [pid 2334] set_robust_list(0x5555656516a0, 24 [pid 2329] <... clone3 resumed>) = 2335 [pid 2334] <... set_robust_list resumed>) = 0 [pid 2329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2328] <... futex resumed>) = 0 [pid 2328] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2328] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2329] <... futex resumed>) = 1 [pid 2329] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2329] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2328] <... futex resumed>) = 0 [pid 2328] exit_group(0 [pid 2334] rt_sigprocmask(SIG_SETMASK, [] [pid 2328] <... exit_group resumed>) = ? [pid 2329] <... futex resumed>) = ? [pid 2334] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2329] +++ exited with 0 +++ [pid 2328] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2331 attached [pid 2331] set_robust_list(0x5555656516a0, 24) = 0 [pid 2331] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2331] setpgid(0, 0 [pid 2334] <... prctl resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 2331] <... setpgid resumed>) = 0 [pid 2331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2331] <... openat resumed>) = 3 ci2-android-5-10/strace-static-x86_64: Process 2332 attached [pid 2332] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2331] write(3, "1000", 4 [pid 2332] rt_sigprocmask(SIG_SETMASK, [] [pid 2331] <... write resumed>) = 4 [pid 2332] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2336 [pid 2332] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2331] close(3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2332] <... socket resumed>) = 3 [pid 2331] <... close resumed>) = 0 [pid 2331] write(1, "executing program\n", 18) = 18 executing program [pid 2332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2331] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2332] <... futex resumed>) = 1 [pid 2323] <... futex resumed>) = 0 [pid 2332] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2331] <... futex resumed>) = 0 [pid 2323] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2323] <... futex resumed>) = 0 [pid 2331] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2323] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2332] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2331] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2332] <... socket resumed>) = 4 [pid 2331] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2323] <... futex resumed>) = 0 [pid 2331] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2323] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2331] <... mprotect resumed>) = 0 [pid 2323] <... futex resumed>) = 0 [pid 2332] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2323] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2331] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2332] <... connect resumed>) = -1 EEXIST (File exists) [pid 2332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2334] setpgid(0, 0 [pid 2331] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2332] <... futex resumed>) = 1 [pid 2323] <... futex resumed>) = 0 [pid 2323] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2332] sendfile(-1, -1, [3 [pid 2323] <... futex resumed>) = 0 [pid 2332] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2323] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2332] <... futex resumed>) = 0 [pid 2323] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2332] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2323] <... futex resumed>) = 0 [pid 2331] <... clone3 resumed> => {parent_tid=[2337]}, 88) = 2337 [pid 2323] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2334] <... setpgid resumed>) = 0 [pid 2332] <... clone3 resumed>) = 2338 [pid 2331] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2331] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 ci2-android-5-10/strace-static-x86_64: Process 2333 attached [pid 2331] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2333] set_robust_list(0x5555656516a0, 24 [pid 2332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2333] <... set_robust_list resumed>) = 0 [pid 2332] <... futex resumed>) = 1 [pid 2323] <... futex resumed>) = 0 [pid 2333] rt_sigprocmask(SIG_SETMASK, [] [pid 2332] ioctl(3, PPPIOCSFLAGS, 0 [pid 2323] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2333] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2332] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2323] <... futex resumed>) = 0 [pid 2333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2332] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2323] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2333] <... prctl resumed>) = 0 [pid 2332] <... futex resumed>) = 0 [pid 2323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2333] setpgid(0, 0 [pid 2332] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2323] exit_group(0 [pid 2334] <... openat resumed>) = 3 [pid 2333] <... setpgid resumed>) = 0 [pid 2332] <... futex resumed>) = ? [pid 2323] <... exit_group resumed>) = ? [pid 2334] write(3, "1000", 4 [pid 2333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2332] +++ exited with 0 +++ [pid 2323] +++ exited with 0 +++ [pid 2334] <... write resumed>) = 4 [pid 2333] <... openat resumed>) = 3 [pid 2333] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2334] close(3 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2333] <... write resumed>) = 4 [pid 2334] <... close resumed>) = 0 [pid 2333] close(3) = 0 [pid 2333] write(1, "executing program\n", 18) = 18 ci2-android-5-10/strace-static-x86_64: Process 2337 attached [pid 2334] write(1, "executing program\n", 18 executing program [pid 2333] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2337] set_robust_list(0x7ff80b98e9a0, 24 [pid 2333] <... futex resumed>) = 0 [pid 2337] <... set_robust_list resumed>) = 0 [pid 2333] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2337] rt_sigprocmask(SIG_SETMASK, [] [pid 2333] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2337] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2333] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2337] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2333] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2337] <... socket resumed>) = 3 [pid 2333] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2337] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2333] <... mmap resumed>) = 0x7ff80b96e000 ci2-android-5-10/strace-static-x86_64: Process 2336 attached [pid 2337] <... futex resumed>) = 1 [pid 2333] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2331] <... futex resumed>) = 0 [pid 2337] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2336] set_robust_list(0x5555656516a0, 24 [pid 2333] <... mprotect resumed>) = 0 [pid 2331] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2337] <... socket resumed>) = 4 [pid 2336] <... set_robust_list resumed>) = 0 [pid 2333] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2331] <... futex resumed>) = 0 [pid 2337] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2336] rt_sigprocmask(SIG_SETMASK, [] [pid 2333] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 2331] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2337] <... futex resumed>) = 0 [pid 2336] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2334] <... write resumed>) = 18 [pid 2333] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... restart_syscall resumed>) = 0 [pid 2337] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2334] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2331] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2336] <... prctl resumed>) = 0 [pid 2334] <... futex resumed>) = 0 [pid 2333] <... clone3 resumed> => {parent_tid=[2339]}, 88) = 2339 [pid 2331] <... futex resumed>) = 0 [pid 2337] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2336] setpgid(0, 0 [pid 2334] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2333] rt_sigprocmask(SIG_SETMASK, [] [pid 2331] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2337] <... connect resumed>) = -1 EEXIST (File exists) [pid 2336] <... setpgid resumed>) = 0 [pid 2334] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2333] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2337] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2334] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2333] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2339 attached [pid 2337] <... futex resumed>) = 1 [pid 2336] <... openat resumed>) = 3 [pid 2334] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2333] <... futex resumed>) = 0 [pid 2331] <... futex resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2337] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2336] write(3, "1000", 4 [pid 2334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2333] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2331] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2336] <... write resumed>) = 4 [pid 2334] <... mmap resumed>) = 0x7ff80b96e000 [pid 2331] <... futex resumed>) = 0 [pid 2337] sendfile(-1, -1, [3 [pid 2336] close(3 [pid 2331] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2337] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2336] <... close resumed>) = 0 [pid 2337] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2336] write(1, "executing program\n", 18 [pid 2331] <... futex resumed>) = 0 executing program [pid 2337] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2336] <... write resumed>) = 18 [pid 2334] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2331] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2336] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2334] <... mprotect resumed>) = 0 [pid 2331] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2340 [pid 2337] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2336] <... futex resumed>) = 0 [pid 2334] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2331] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2337] <... clone3 resumed>) = 2341 [pid 2336] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2337] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2336] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2337] <... futex resumed>) = 1 [pid 2336] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2331] <... futex resumed>) = 0 [pid 2337] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2336] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2334] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2331] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2331] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2340 attached [pid 2337] ioctl(3, PPPIOCSFLAGS, 0 [pid 2336] <... mmap resumed>) = 0x7ff80b96e000 [pid 2331] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2337] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2336] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2334] <... clone3 resumed> => {parent_tid=[2342]}, 88) = 2342 [pid 2339] set_robust_list(0x7ff80b98e9a0, 24 [pid 2337] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2336] <... mprotect resumed>) = 0 [pid 2334] rt_sigprocmask(SIG_SETMASK, [] [pid 2339] <... set_robust_list resumed>) = 0 [pid 2337] <... futex resumed>) = 1 [pid 2336] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2334] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2331] <... futex resumed>) = 0 [pid 2340] set_robust_list(0x5555656516a0, 24 [pid 2339] rt_sigprocmask(SIG_SETMASK, [] [pid 2337] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2336] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2334] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2331] exit_group(0 [pid 2340] <... set_robust_list resumed>) = 0 [pid 2337] <... futex resumed>) = ? [pid 2336] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2331] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 2343 attached [pid 2340] rt_sigprocmask(SIG_SETMASK, [] [pid 2339] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2337] +++ exited with 0 +++ [pid 2334] <... futex resumed>) = 0 [pid 2331] +++ exited with 0 +++ [pid 2340] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2336] <... clone3 resumed> => {parent_tid=[2343]}, 88) = 2343 [pid 2334] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2339] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2336] rt_sigprocmask(SIG_SETMASK, [] [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2340] <... prctl resumed>) = 0 [pid 2336] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2340] setpgid(0, 0 [pid 2339] <... socket resumed>) = 3 [pid 2336] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2340] <... setpgid resumed>) = 0 [pid 2339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2336] <... futex resumed>) = 0 [pid 2340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2336] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2343] set_robust_list(0x7ff80b98e9a0, 24 [pid 2340] <... openat resumed>) = 3 [pid 2339] <... futex resumed>) = 1 [pid 2333] <... futex resumed>) = 0 [pid 2340] write(3, "1000", 4 [pid 2333] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2340] <... write resumed>) = 4 [pid 2333] <... futex resumed>) = 0 [pid 2340] close(3 [pid 2333] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2340] <... close resumed>) = 0 [pid 2340] write(1, "executing program\n", 18) = 18 executing program [pid 2340] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2340] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2340] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2340] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2340] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2344]}, 88) = 2344 [pid 2340] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2340] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2340] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2342 attached [pid 2342] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2342] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2342] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2342] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2334] <... futex resumed>) = 0 [pid 2334] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2334] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2342] <... futex resumed>) = 1 [pid 2342] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2342] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2334] <... futex resumed>) = 0 [pid 2334] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2334] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2342] <... futex resumed>) = 1 [pid 2342] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2343] <... set_robust_list resumed>) = 0 [pid 2342] <... connect resumed>) = 0 [pid 2339] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2342] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2339] <... socket resumed>) = 4 [pid 2343] rt_sigprocmask(SIG_SETMASK, [] [pid 2339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2343] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2339] <... futex resumed>) = 1 [pid 2334] <... futex resumed>) = 0 [pid 2333] <... futex resumed>) = 0 [pid 2343] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2339] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2334] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2333] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2334] <... futex resumed>) = 0 [pid 2333] <... futex resumed>) = 0 [pid 2339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2334] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2333] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2343] <... socket resumed>) = 3 [pid 2339] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2343] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2339] <... connect resumed>) = -1 EEXIST (File exists) [pid 2343] <... futex resumed>) = 1 [pid 2336] <... futex resumed>) = 0 [pid 2336] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 [pid 2343] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2339] <... futex resumed>) = 1 [pid 2336] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2333] <... futex resumed>) = 0 [pid 2343] <... socket resumed>) = 4 [pid 2339] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2333] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2343] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2333] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2343] <... futex resumed>) = 1 [pid 2339] sendfile(-1, -1, [3 [pid 2336] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2343] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2342] <... futex resumed>) = 1 [pid 2339] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2336] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2342] sendfile(-1, -1, [3 [pid 2339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2336] <... futex resumed>) = 0 [pid 2342] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2336] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2342] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2334] <... futex resumed>) = 0 [pid 2342] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2334] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2343] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2342] <... clone3 resumed>) = 2346 [pid 2339] <... futex resumed>) = 1 [pid 2334] <... futex resumed>) = 0 [pid 2333] <... futex resumed>) = 0 [pid 2343] <... connect resumed>) = -1 EEXIST (File exists) [pid 2342] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2339] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2334] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2333] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2345 [pid 2343] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2342] <... futex resumed>) = 0 [pid 2339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2333] <... futex resumed>) = 0 [pid 2342] ioctl(3, PPPIOCSFLAGS, 0 [pid 2343] <... futex resumed>) = 1 [pid 2339] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2336] <... futex resumed>) = 0 [pid 2334] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2333] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2344 attached [pid 2342] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 2336] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2334] <... futex resumed>) = 0 [pid 2344] set_robust_list(0x7ff80b98e9a0, 24 [pid 2342] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2336] <... futex resumed>) = 0 [pid 2334] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2344] <... set_robust_list resumed>) = 0 [pid 2342] <... futex resumed>) = 0 [pid 2336] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2344] rt_sigprocmask(SIG_SETMASK, [] [pid 2343] sendfile(-1, -1, [3 [pid 2342] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2339] <... clone3 resumed>) = 2347 [pid 2334] exit_group(0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2344] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2343] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2342] <... futex resumed>) = ? [pid 2339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2334] <... exit_group resumed>) = ? [pid 2344] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2343] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2342] +++ exited with 0 +++ [pid 2339] <... futex resumed>) = 1 [pid 2334] +++ exited with 0 +++ [pid 2333] <... futex resumed>) = 0 [pid 2344] <... socket resumed>) = 3 [pid 2343] <... futex resumed>) = 1 [pid 2339] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2336] <... futex resumed>) = 0 [pid 2333] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2344] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2343] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2336] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2333] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2334, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 2344] <... futex resumed>) = 1 [pid 2343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2340] <... futex resumed>) = 0 [pid 2339] ioctl(3, PPPIOCSFLAGS, 0 [pid 2336] <... futex resumed>) = 0 [pid 2333] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2344] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2343] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2340] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2339] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2336] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2344] <... socket resumed>) = 4 [pid 2340] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 2344] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2340] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2339] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2344] <... futex resumed>) = 0 [pid 2340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2344] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2340] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2344] <... connect resumed>) = -1 EEXIST (File exists) [pid 2340] <... futex resumed>) = 0 [pid 2339] <... futex resumed>) = 1 [pid 2333] <... futex resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2344] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2343] <... clone3 resumed>) = 2348 [pid 2340] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2339] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2333] exit_group(0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2345 attached [pid 2344] <... futex resumed>) = 0 [pid 2343] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2339] <... futex resumed>) = ? [pid 2333] <... exit_group resumed>) = ? [pid 2345] set_robust_list(0x5555656516a0, 24 [pid 2344] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2343] <... futex resumed>) = 1 [pid 2340] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2339] +++ exited with 0 +++ [pid 2336] <... futex resumed>) = 0 [pid 2333] +++ exited with 0 +++ [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2345] <... set_robust_list resumed>) = 0 [pid 2344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2343] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2340] <... futex resumed>) = 0 [pid 2336] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2344] sendfile(-1, -1, [3 [pid 2340] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2336] <... futex resumed>) = 0 [pid 2344] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2336] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2344] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2340] <... futex resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2345] rt_sigprocmask(SIG_SETMASK, [] [pid 2344] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2343] ioctl(3, PPPIOCSFLAGS, 0 [pid 2340] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2345] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2343] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2340] <... futex resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2349 [pid 2344] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2343] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2340] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2344] <... clone3 resumed>) = 2350 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2345] <... prctl resumed>) = 0 [pid 2344] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2343] <... futex resumed>) = 1 [pid 2336] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2345] setpgid(0, 0 [pid 2344] <... futex resumed>) = 1 [pid 2343] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2340] <... futex resumed>) = 0 [pid 2336] exit_group(0 [pid 2345] <... setpgid resumed>) = 0 [pid 2344] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2343] <... futex resumed>) = ? [pid 2340] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2336] <... exit_group resumed>) = ? [pid 2345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2343] +++ exited with 0 +++ [pid 2340] <... futex resumed>) = 0 [pid 2336] +++ exited with 0 +++ [pid 2344] ioctl(3, PPPIOCSFLAGS, 0 [pid 2340] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2345] <... openat resumed>) = 3 [pid 2344] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2344] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2340] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-10/strace-static-x86_64: Process 2349 attached [pid 2345] write(3, "1000", 4 [pid 2344] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2340] exit_group(0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2349] set_robust_list(0x5555656516a0, 24 [pid 2344] <... futex resumed>) = ? [pid 2340] <... exit_group resumed>) = ? [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2349] <... set_robust_list resumed>) = 0 [pid 2345] <... write resumed>) = 4 [pid 2344] +++ exited with 0 +++ [pid 2340] +++ exited with 0 +++ [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2345] close(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2345] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2351 [pid 2345] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 2345] <... write resumed>) = 18 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2349] <... prctl resumed>) = 0 [pid 2345] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2349] setpgid(0, 0 [pid 2345] <... futex resumed>) = 0 [pid 2349] <... setpgid resumed>) = 0 [pid 2349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2345] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 302] <... restart_syscall resumed>) = 0 [pid 2345] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2349] write(3, "1000", 4) = 4 [pid 2349] close(3) = 0 [pid 2345] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2345] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2349] write(1, "executing program\n", 18 [pid 2345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2345] <... mmap resumed>) = 0x7ff80b96e000 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2349] <... write resumed>) = 18 [pid 2349] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2349] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2349] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2349] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2349] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 executing program [pid 2349] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2345] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2352 [pid 2349] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2345] <... mprotect resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2349] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2345] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2345] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 301] <... restart_syscall resumed>) = 0 [pid 2349] <... clone3 resumed> => {parent_tid=[2353]}, 88) = 2353 [pid 2349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2349] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-10/strace-static-x86_64: Process 2351 attached [pid 2349] <... futex resumed>) = 0 [pid 2345] <... clone3 resumed> => {parent_tid=[2354]}, 88) = 2354 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2353 attached [pid 2351] set_robust_list(0x5555656516a0, 24 [pid 2349] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2345] rt_sigprocmask(SIG_SETMASK, [] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2351] <... set_robust_list resumed>) = 0 [pid 2345] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2351] setpgid(0, 0) = 0 [pid 2351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2351] write(3, "1000", 4) = 4 [pid 2351] close(3) = 0 [pid 2351] write(1, "executing program\n", 18) = 18 [pid 2351] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2345] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2355 [pid 2345] <... futex resumed>) = 0 [pid 2351] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2345] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2351] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2351] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 executing program ci2-android-5-10/strace-static-x86_64: Process 2352 attached [pid 2351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2352] set_robust_list(0x5555656516a0, 24 [pid 2351] <... mmap resumed>) = 0x7ff80b96e000 [pid 2352] <... set_robust_list resumed>) = 0 [pid 2351] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITEci2-android-5-10/strace-static-x86_64: Process 2355 attached [pid 2353] set_robust_list(0x7ff80b98e9a0, 24 [pid 2352] rt_sigprocmask(SIG_SETMASK, [] [pid 2351] <... mprotect resumed>) = 0 [pid 2352] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2351] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2351] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2352] <... prctl resumed>) = 0 [pid 2351] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2352] setpgid(0, 0 [pid 2353] <... set_robust_list resumed>) = 0 [pid 2352] <... setpgid resumed>) = 0 [pid 2351] <... clone3 resumed> => {parent_tid=[2356]}, 88) = 2356 [pid 2352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2351] rt_sigprocmask(SIG_SETMASK, [] [pid 2352] <... openat resumed>) = 3 [pid 2351] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2352] write(3, "1000", 4 [pid 2351] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2352] <... write resumed>) = 4 [pid 2351] <... futex resumed>) = 0 [pid 2352] close(3 [pid 2351] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2352] <... close resumed>) = 0 executing program [pid 2352] write(1, "executing program\n", 18) = 18 ci2-android-5-10/strace-static-x86_64: Process 2354 attached [pid 2352] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2354] set_robust_list(0x7ff80b98e9a0, 24 [pid 2352] <... futex resumed>) = 0 [pid 2354] <... set_robust_list resumed>) = 0 [pid 2352] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2354] rt_sigprocmask(SIG_SETMASK, [] [pid 2352] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2354] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2352] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2354] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2353] rt_sigprocmask(SIG_SETMASK, [] [pid 2352] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2355] set_robust_list(0x5555656516a0, 24 [pid 2354] <... socket resumed>) = 3 [pid 2353] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2352] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2354] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2352] <... mmap resumed>) = 0x7ff80b96e000 [pid 2354] <... futex resumed>) = 1 [pid 2352] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2354] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2352] <... mprotect resumed>) = 0 [pid 2345] <... futex resumed>) = 0 [pid 2354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2352] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2345] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2354] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2352] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2345] <... futex resumed>) = 0 [pid 2354] <... socket resumed>) = 4 [pid 2352] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2345] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2354] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2353] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2355] <... set_robust_list resumed>) = 0 [pid 2354] <... futex resumed>) = 1 [pid 2352] <... clone3 resumed> => {parent_tid=[2357]}, 88) = 2357 [pid 2345] <... futex resumed>) = 0 [pid 2353] <... socket resumed>) = 3 [pid 2354] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2352] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2352] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2345] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2352] <... futex resumed>) = 0 [pid 2354] <... futex resumed>) = 0 [pid 2353] <... futex resumed>) = 1 [pid 2352] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2349] <... futex resumed>) = 0 [pid 2345] <... futex resumed>) = 1 [pid 2354] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2349] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2345] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2354] <... connect resumed>) = -1 EEXIST (File exists) [pid 2353] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2349] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2356 attached [pid 2354] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2349] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2356] set_robust_list(0x7ff80b98e9a0, 24 [pid 2354] <... futex resumed>) = 1 [pid 2345] <... futex resumed>) = 0 [pid 2356] <... set_robust_list resumed>) = 0 [pid 2354] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2353] <... socket resumed>) = 4 [pid 2345] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2356] rt_sigprocmask(SIG_SETMASK, [] [pid 2354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2345] <... futex resumed>) = 0 [pid 2356] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2354] sendfile(-1, -1, [3 [pid 2353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2345] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2356] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2354] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2356] <... socket resumed>) = 3 [pid 2354] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2353] <... futex resumed>) = 1 [pid 2349] <... futex resumed>) = 0 [pid 2356] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2354] <... futex resumed>) = 1 [pid 2349] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2345] <... futex resumed>) = 0 [pid 2356] <... futex resumed>) = 1 [pid 2354] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2351] <... futex resumed>) = 0 [pid 2349] <... futex resumed>) = 0 [pid 2356] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2353] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2351] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2349] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2345] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2354] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2351] <... futex resumed>) = 0 [pid 2345] <... futex resumed>) = 0 [pid 2353] <... connect resumed>) = -1 EEXIST (File exists) [pid 2356] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2355] rt_sigprocmask(SIG_SETMASK, [] [pid 2354] <... clone3 resumed>) = 2358 [pid 2351] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2357 attached [pid 2356] <... socket resumed>) = 4 [pid 2355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2354] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2345] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2357] set_robust_list(0x7ff80b98e9a0, 24 [pid 2356] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2354] <... futex resumed>) = 0 [pid 2345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2353] <... futex resumed>) = 1 [pid 2349] <... futex resumed>) = 0 [pid 2357] <... set_robust_list resumed>) = 0 [pid 2356] <... futex resumed>) = 1 [pid 2355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2354] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2351] <... futex resumed>) = 0 [pid 2349] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2357] rt_sigprocmask(SIG_SETMASK, [] [pid 2356] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2353] sendfile(-1, -1, [3 [pid 2351] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2349] <... futex resumed>) = 0 [pid 2345] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2357] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2355] <... prctl resumed>) = 0 [pid 2354] ioctl(3, PPPIOCSFLAGS, 0 [pid 2353] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2351] <... futex resumed>) = 0 [pid 2349] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2345] <... futex resumed>) = 0 [pid 2357] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2356] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2355] setpgid(0, 0 [pid 2354] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2351] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2345] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2357] <... socket resumed>) = 3 [pid 2356] <... connect resumed>) = -1 EEXIST (File exists) [pid 2355] <... setpgid resumed>) = 0 [pid 2354] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2353] <... futex resumed>) = 0 [pid 2349] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2357] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2356] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2354] <... futex resumed>) = 0 [pid 2349] <... futex resumed>) = 0 [pid 2357] <... futex resumed>) = 1 [pid 2356] <... futex resumed>) = 1 [pid 2354] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2353] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2352] <... futex resumed>) = 0 [pid 2355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2351] <... futex resumed>) = 0 [pid 2349] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2345] exit_group(0 [pid 2357] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2356] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2355] <... openat resumed>) = 3 [pid 2354] <... futex resumed>) = ? [pid 2353] <... clone3 resumed>) = 2359 [pid 2352] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2351] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2345] <... exit_group resumed>) = ? [pid 2357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2354] +++ exited with 0 +++ [pid 2352] <... futex resumed>) = 0 [pid 2351] <... futex resumed>) = 0 [pid 2357] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2356] sendfile(-1, -1, [3 [pid 2352] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2351] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2357] <... socket resumed>) = 4 [pid 2356] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2357] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2356] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2357] <... futex resumed>) = 1 [pid 2356] <... futex resumed>) = 1 [pid 2352] <... futex resumed>) = 0 [pid 2351] <... futex resumed>) = 0 [pid 2345] +++ exited with 0 +++ [pid 2357] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2356] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2355] write(3, "1000", 4 [pid 2353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2352] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2351] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2355] <... write resumed>) = 4 [pid 2353] <... futex resumed>) = 1 [pid 2352] <... futex resumed>) = 0 [pid 2351] <... futex resumed>) = 0 [pid 2349] <... futex resumed>) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2357] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2356] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2355] close(3 [pid 2353] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2352] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2351] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2349] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2357] <... connect resumed>) = -1 EEXIST (File exists) [pid 2356] <... clone3 resumed>) = 2360 [pid 2355] <... close resumed>) = 0 [pid 2353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2349] <... futex resumed>) = 0 [pid 2357] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2356] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2355] write(1, "executing program\n", 18 [pid 2353] ioctl(3, PPPIOCSFLAGS, 0 executing program [pid 2349] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2357] <... futex resumed>) = 1 [pid 2356] <... futex resumed>) = 1 [pid 2355] <... write resumed>) = 18 [pid 2353] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2352] <... futex resumed>) = 0 [pid 2351] <... futex resumed>) = 0 [pid 2357] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2356] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2355] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2353] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2352] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2351] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2355] <... futex resumed>) = 0 [pid 2353] <... futex resumed>) = 1 [pid 2352] <... futex resumed>) = 0 [pid 2351] <... futex resumed>) = 0 [pid 2349] <... futex resumed>) = 0 [pid 2357] sendfile(-1, -1, [3 [pid 2356] ioctl(3, PPPIOCSFLAGS, 0 [pid 2355] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2353] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2352] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2351] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2349] exit_group(0 [pid 2357] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2356] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2355] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2353] <... futex resumed>) = ? [pid 2349] <... exit_group resumed>) = ? [pid 2357] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2356] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2355] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2353] +++ exited with 0 +++ [pid 2349] +++ exited with 0 +++ [pid 2357] <... futex resumed>) = 1 [pid 2356] <... futex resumed>) = 1 [pid 2355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2352] <... futex resumed>) = 0 [pid 2351] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2357] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2356] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2352] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2351] exit_group(0 [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2356] <... futex resumed>) = ? [pid 2355] <... mmap resumed>) = 0x7ff80b96e000 [pid 2352] <... futex resumed>) = 0 [pid 2351] <... exit_group resumed>) = ? [pid 2357] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2356] +++ exited with 0 +++ [pid 2355] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2352] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2351] +++ exited with 0 +++ [pid 2357] <... clone3 resumed>) = 2361 [pid 2357] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2352] <... futex resumed>) = 0 [pid 2357] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2352] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2352] <... futex resumed>) = 0 [pid 2357] ioctl(3, PPPIOCSFLAGS, 0 [pid 2352] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2357] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2357] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2352] <... futex resumed>) = 0 [pid 2357] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2352] exit_group(0 [pid 2357] <... futex resumed>) = ? [pid 2352] <... exit_group resumed>) = ? [pid 2357] +++ exited with 0 +++ [pid 2355] <... mprotect resumed>) = 0 [pid 2352] +++ exited with 0 +++ [pid 300] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2355] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2355] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 2362 attached => {parent_tid=[2362]}, 88) = 2362 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2362] set_robust_list(0x7ff80b98e9a0, 24 [pid 2355] rt_sigprocmask(SIG_SETMASK, [] [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2362] <... set_robust_list resumed>) = 0 [pid 2355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2363 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2363 attached [pid 2363] set_robust_list(0x5555656516a0, 24) = 0 [pid 2363] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2363] setpgid(0, 0) = 0 [pid 2363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2363] write(3, "1000", 4 [pid 2355] <... futex resumed>) = 0 [pid 2363] <... write resumed>) = 4 [pid 2363] close(3) = 0 [pid 2363] write(1, "executing program\n", 18) = 18 [pid 2363] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 2363] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2363] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2363] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2363] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2363] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 299] <... restart_syscall resumed>) = 0 [pid 2355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2364 [pid 2363] <... clone3 resumed> => {parent_tid=[2365]}, 88) = 2365 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2363] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2363] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2363] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2363] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2364 attached [pid 2364] set_robust_list(0x5555656516a0, 24) = 0 [pid 2364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2362] rt_sigprocmask(SIG_SETMASK, [] [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2366 [pid 2364] <... prctl resumed>) = 0 [pid 2364] setpgid(0, 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2364] <... setpgid resumed>) = 0 [pid 2364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2362] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2362] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2364] <... openat resumed>) = 3 [pid 2364] write(3, "1000", 4) = 4 executing program [pid 2364] close(3) = 0 [pid 2364] write(1, "executing program\n", 18) = 18 [pid 2364] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 2364] <... futex resumed>) = 0 [pid 2364] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2364] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2364] <... mmap resumed>) = 0x7ff80b96e000 [pid 2364] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2364] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2364] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2367 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2364] <... clone3 resumed> => {parent_tid=[2368]}, 88) = 2368 [pid 2364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2364] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2364] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2365 attached [pid 2365] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2365] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2362] <... socket resumed>) = 3 [pid 2363] <... futex resumed>) = 0 [pid 2363] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2363] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2365] <... futex resumed>) = 1 [pid 2365] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2362] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2365] <... socket resumed>) = 4 [pid 2365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2363] <... futex resumed>) = 0 [pid 2363] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2363] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2365] <... futex resumed>) = 1 [pid 2365] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2363] <... futex resumed>) = 0 [pid 2363] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2363] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2365] <... futex resumed>) = 1 [pid 2365] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2363] <... futex resumed>) = 0 [pid 2363] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2363] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2365] <... futex resumed>) = 1 [pid 2365] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2362] <... futex resumed>) = 1 [pid 2355] <... futex resumed>) = 0 [pid 2355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2362] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IPci2-android-5-10/strace-static-x86_64: Process 2366 attached ) = 4 [pid 2362] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2366] set_robust_list(0x5555656516a0, 24 [pid 2355] <... futex resumed>) = 0 [pid 2366] <... set_robust_list resumed>) = 0 [pid 2366] rt_sigprocmask(SIG_SETMASK, [] [pid 2355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2362] <... futex resumed>) = 1 [pid 2365] <... clone3 resumed>) = 2369 [pid 2366] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2362] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2362] <... connect resumed>) = -1 EEXIST (File exists) ci2-android-5-10/strace-static-x86_64: Process 2368 attached [pid 2362] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2368] set_robust_list(0x7ff80b98e9a0, 24 [pid 2362] <... futex resumed>) = 1 [pid 2355] <... futex resumed>) = 0 [pid 2368] <... set_robust_list resumed>) = 0 [pid 2366] <... prctl resumed>) = 0 [pid 2368] rt_sigprocmask(SIG_SETMASK, [] [pid 2362] sendfile(-1, -1, [3 [pid 2355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2366] setpgid(0, 0 [pid 2362] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2355] <... futex resumed>) = 0 [pid 2365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2362] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2362] <... futex resumed>) = 0 [pid 2355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2368] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program executing program executing program [pid 2362] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2363] <... futex resumed>) = 0 [pid 2363] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2355] <... futex resumed>) = 0 [pid 2363] <... futex resumed>) = 0 [pid 2355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2363] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2362] <... clone3 resumed>) = 2370 [pid 2368] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2366] <... setpgid resumed>) = 0 [pid 2365] <... futex resumed>) = 1 [pid 2362] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2355] <... futex resumed>) = 0 [pid 2362] <... futex resumed>) = 1 [pid 2355] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2362] ioctl(3, PPPIOCSFLAGS, 0 [pid 2355] <... futex resumed>) = 0 [pid 2362] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2355] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2362] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2365] ioctl(3, PPPIOCSFLAGS, 0 [pid 2366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2355] <... futex resumed>) = 0 [pid 2362] <... futex resumed>) = 1 [pid 2368] <... socket resumed>) = 3 [pid 2355] exit_group(0 [pid 2362] ???( [pid 2368] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2365] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2362] <... ??? resumed>) = ? [pid 2355] <... exit_group resumed>) = ? [pid 2365] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2363] <... futex resumed>) = 0 [pid 2363] exit_group(0) = ? [pid 2365] <... futex resumed>) = ? [pid 2365] +++ exited with 0 +++ [pid 2363] +++ exited with 0 +++ [pid 2362] +++ exited with 0 +++ [pid 2355] +++ exited with 0 +++ [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2364] <... futex resumed>) = 0 [pid 2364] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2364] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2368] <... futex resumed>) = 1 [pid 2368] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2366] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2368] <... socket resumed>) = 4 [pid 2368] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2364] <... futex resumed>) = 0 [pid 2364] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2364] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2368] <... futex resumed>) = 1 [pid 2368] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2366] write(3, "1000", 4) = 4 [pid 2368] <... connect resumed>) = -1 EEXIST (File exists) [pid 2366] close(3 [pid 2368] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2366] <... close resumed>) = 0 [pid 2364] <... futex resumed>) = 0 [pid 2364] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2364] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2368] <... futex resumed>) = 1 [pid 2368] sendfile(-1, -1, [3 [pid 2366] write(1, "executing program\n", 18 [pid 2368] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2366] <... write resumed>) = 18 [pid 2368] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2366] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2364] <... futex resumed>) = 0 [pid 2364] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2368] <... futex resumed>) = 1 [pid 2364] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2367 attached [pid 2368] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2366] <... futex resumed>) = 0 [pid 2368] <... clone3 resumed>) = 2371 [pid 2367] set_robust_list(0x5555656516a0, 24 [pid 2366] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2367] <... set_robust_list resumed>) = 0 [pid 2366] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2367] rt_sigprocmask(SIG_SETMASK, [] [pid 2366] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2368] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2367] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2366] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2368] <... futex resumed>) = 1 [pid 2367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2364] <... futex resumed>) = 0 [pid 2368] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2367] <... prctl resumed>) = 0 [pid 2366] <... mmap resumed>) = 0x7ff80b96e000 [pid 2364] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2367] setpgid(0, 0 [pid 2366] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2364] <... futex resumed>) = 0 [pid 2368] ioctl(3, PPPIOCSFLAGS, 0 [pid 2367] <... setpgid resumed>) = 0 [pid 2366] <... mprotect resumed>) = 0 [pid 2364] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2368] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2366] rt_sigprocmask(SIG_BLOCK, ~[] [pid 300] <... restart_syscall resumed>) = 0 [pid 2368] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2367] <... openat resumed>) = 3 [pid 2366] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2368] <... futex resumed>) = 1 [pid 2367] write(3, "1000", 4 [pid 2366] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2364] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2372 attached [pid 2368] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2367] <... write resumed>) = 4 [pid 2364] exit_group(0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2368] <... futex resumed>) = ? [pid 2367] close(3 [pid 2366] <... clone3 resumed> => {parent_tid=[2372]}, 88) = 2372 [pid 2364] <... exit_group resumed>) = ? [pid 2372] set_robust_list(0x7ff80b98e9a0, 24 [pid 2368] +++ exited with 0 +++ [pid 2367] <... close resumed>) = 0 [pid 2366] rt_sigprocmask(SIG_SETMASK, [] [pid 2364] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2367] write(1, "executing program\n", 18 [pid 2372] <... set_robust_list resumed>) = 0 [pid 2366] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2367] <... write resumed>) = 18 [pid 2366] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2367] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2366] <... futex resumed>) = 0 [pid 2367] <... futex resumed>) = 0 [pid 2366] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2367] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2367] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 301] <... restart_syscall resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2373 [pid 302] <... restart_syscall resumed>) = 0 [pid 2367] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2367] <... mmap resumed>) = 0x7ff80b96e000 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2367] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2367] <... mprotect resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2367] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2367] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2375]}, 88) = 2375 [pid 2367] rt_sigprocmask(SIG_SETMASK, [] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2367] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2367] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2367] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2373 attached [pid 2373] set_robust_list(0x5555656516a0, 24) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2374 [pid 2373] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2376 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2373] setpgid(0, 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2373] <... setpgid resumed>) = 0 [pid 2373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2373] <... openat resumed>) = 3 [pid 2372] rt_sigprocmask(SIG_SETMASK, [] [pid 2373] write(3, "1000", 4) = 4 [pid 2373] close(3) = 0 [pid 2373] write(1, "executing program\n", 18) = 18 [pid 2373] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2373] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2373] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2373] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2373] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2372] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2373] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2374 attached [pid 2373] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0}ci2-android-5-10/strace-static-x86_64: Process 2376 attached [pid 2374] set_robust_list(0x5555656516a0, 24 [pid 2372] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2374] <... set_robust_list resumed>) = 0 [pid 2373] <... clone3 resumed> => {parent_tid=[2377]}, 88) = 2377 [pid 2374] rt_sigprocmask(SIG_SETMASK, [] [pid 2373] rt_sigprocmask(SIG_SETMASK, [] [pid 2372] <... socket resumed>) = 3 [pid 2374] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2373] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2373] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2374] <... prctl resumed>) = 0 [pid 2373] <... futex resumed>) = 0 [pid 2374] setpgid(0, 0 [pid 2373] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2374] <... setpgid resumed>) = 0 [pid 2374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2372] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2374] <... openat resumed>) = 3 [pid 2374] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 2375 attached ) = 4 [pid 2375] set_robust_list(0x7ff80b98e9a0, 24 [pid 2374] close(3 [pid 2375] <... set_robust_list resumed>) = 0 [pid 2374] <... close resumed>) = 0 [pid 2375] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 2374] write(1, "executing program\n", 18 [pid 2375] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2374] <... write resumed>) = 18 [pid 2375] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2374] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2375] <... socket resumed>) = 3 [pid 2374] <... futex resumed>) = 0 [pid 2375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2374] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2375] <... futex resumed>) = 1 [pid 2374] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2367] <... futex resumed>) = 0 [pid 2375] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2374] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2367] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2375] <... socket resumed>) = 4 [pid 2374] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2367] <... futex resumed>) = 0 [pid 2375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2367] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2375] <... futex resumed>) = 0 [pid 2374] <... mmap resumed>) = 0x7ff80b96e000 [pid 2367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2375] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2374] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2367] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2375] <... connect resumed>) = -1 EEXIST (File exists) [pid 2374] <... mprotect resumed>) = 0 [pid 2367] <... futex resumed>) = 0 [pid 2375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2374] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2367] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2376] set_robust_list(0x5555656516a0, 24 [pid 2375] <... futex resumed>) = 0 [pid 2374] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2372] <... futex resumed>) = 1 [pid 2367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2366] <... futex resumed>) = 0 [pid 2375] sendfile(-1, -1, [3 [pid 2374] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2367] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2366] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2376] <... set_robust_list resumed>) = 0 [pid 2375] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2372] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2367] <... futex resumed>) = 0 [pid 2366] <... futex resumed>) = 0 [pid 2375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2374] <... clone3 resumed> => {parent_tid=[2378]}, 88) = 2378 [pid 2367] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2366] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2375] <... futex resumed>) = 0 [pid 2374] rt_sigprocmask(SIG_SETMASK, [] [pid 2367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 2377 attached [pid 2375] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2374] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2367] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2377] set_robust_list(0x7ff80b98e9a0, 24 [pid 2375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2374] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2367] <... futex resumed>) = 0 [pid 2377] <... set_robust_list resumed>) = 0 [pid 2375] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2374] <... futex resumed>) = 0 [pid 2367] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2378 attached [pid 2377] rt_sigprocmask(SIG_SETMASK, [] [pid 2376] rt_sigprocmask(SIG_SETMASK, [] [pid 2375] <... clone3 resumed>) = 2379 [pid 2374] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2372] <... socket resumed>) = 4 [pid 2378] set_robust_list(0x7ff80b98e9a0, 24 [pid 2377] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2377] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2375] <... futex resumed>) = 1 [pid 2367] <... futex resumed>) = 0 [pid 2377] <... socket resumed>) = 3 [pid 2375] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2367] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2377] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2372] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2367] <... futex resumed>) = 0 [pid 2377] <... futex resumed>) = 1 [pid 2375] ioctl(3, PPPIOCSFLAGS, 0 [pid 2373] <... futex resumed>) = 0 [pid 2367] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2377] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2375] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2373] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2375] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2373] <... futex resumed>) = 0 [pid 2377] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2375] <... futex resumed>) = 1 [pid 2373] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2367] <... futex resumed>) = 0 [pid 2377] <... socket resumed>) = 4 [pid 2375] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2367] exit_group(0 [pid 2377] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2375] <... futex resumed>) = ? [pid 2367] <... exit_group resumed>) = ? [pid 2378] <... set_robust_list resumed>) = 0 [pid 2377] <... futex resumed>) = 1 [pid 2376] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2375] +++ exited with 0 +++ [pid 2373] <... futex resumed>) = 0 [pid 2372] <... futex resumed>) = 1 [pid 2367] +++ exited with 0 +++ [pid 2366] <... futex resumed>) = 0 [pid 2377] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2373] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2366] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2377] <... connect resumed>) = -1 EEXIST (File exists) [pid 2373] <... futex resumed>) = 0 [pid 2366] <... futex resumed>) = 0 [pid 2377] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2373] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2366] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2377] <... futex resumed>) = 0 [pid 2373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2377] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2373] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2373] <... futex resumed>) = 0 [pid 2377] sendfile(-1, -1, [3 [pid 2373] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2377] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2377] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2373] <... futex resumed>) = 0 [pid 2377] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2373] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2373] <... futex resumed>) = 0 [pid 2377] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2373] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2377] <... clone3 resumed>) = 2380 [pid 2377] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2372] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2377] <... futex resumed>) = 1 [pid 2373] <... futex resumed>) = 0 [pid 2376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2377] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2376] <... prctl resumed>) = 0 [pid 2373] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2372] <... connect resumed>) = -1 EEXIST (File exists) [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2376] setpgid(0, 0 [pid 2373] <... futex resumed>) = 0 [pid 2372] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2377] ioctl(3, PPPIOCSFLAGS, 0 [pid 2376] <... setpgid resumed>) = 0 [pid 2373] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 2377] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2372] <... futex resumed>) = 1 [pid 2366] <... futex resumed>) = 0 [pid 2378] rt_sigprocmask(SIG_SETMASK, [] [pid 2377] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2372] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2366] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2377] <... futex resumed>) = 1 [pid 2376] <... openat resumed>) = 3 [pid 2373] <... futex resumed>) = 0 [pid 2366] <... futex resumed>) = 0 [pid 2378] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2377] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2376] write(3, "1000", 4 [pid 2373] exit_group(0 [pid 2372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2366] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2378] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2377] <... futex resumed>) = ? [pid 2376] <... write resumed>) = 4 [pid 2373] <... exit_group resumed>) = ? [pid 2372] sendfile(-1, -1, [3 [pid 2378] <... socket resumed>) = 3 [pid 2377] +++ exited with 0 +++ [pid 2376] close(3 [pid 2373] +++ exited with 0 +++ [pid 2372] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2378] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2376] <... close resumed>) = 0 [pid 2372] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2378] <... futex resumed>) = 1 [pid 2376] write(1, "executing program\n", 18 [pid 2374] <... futex resumed>) = 0 [pid 2372] <... futex resumed>) = 1 [pid 2366] <... futex resumed>) = 0 executing program [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2378] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2376] <... write resumed>) = 18 [pid 2374] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2372] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2366] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2374] <... futex resumed>) = 0 [pid 2366] <... futex resumed>) = 0 [pid 2374] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2366] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2376] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2378] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2376] <... futex resumed>) = 0 [pid 2372] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2381 [pid 2376] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}ci2-android-5-10/strace-static-x86_64: Process 2381 attached [pid 2381] set_robust_list(0x5555656516a0, 24) = 0 [pid 2381] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2381] setpgid(0, 0) = 0 [pid 2372] <... clone3 resumed>) = 2382 [pid 2376] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2372] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2378] <... socket resumed>) = 4 [pid 2376] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2372] <... futex resumed>) = 1 [pid 2366] <... futex resumed>) = 0 [pid 2378] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2376] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2372] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2366] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2378] <... futex resumed>) = 1 [pid 2376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2374] <... futex resumed>) = 0 [pid 2372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2366] <... futex resumed>) = 0 [pid 2378] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2376] <... mmap resumed>) = 0x7ff80b96e000 [pid 2374] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2372] ioctl(3, PPPIOCSFLAGS, 0 [pid 2366] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2378] <... connect resumed>) = -1 EEXIST (File exists) [pid 2376] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2374] <... futex resumed>) = 0 [pid 2372] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2376] <... mprotect resumed>) = 0 [pid 2374] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2381] write(3, "1000", 4) = 4 [pid 2381] close(3) = 0 [pid 2381] write(1, "executing program\n", 18) = 18 [pid 2381] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2372] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 2381] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2376] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2378] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2372] <... futex resumed>) = 1 [pid 2366] <... futex resumed>) = 0 [pid 2378] <... futex resumed>) = 1 [pid 2376] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2374] <... futex resumed>) = 0 [pid 2372] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2366] exit_group(0 [pid 2378] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2376] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2374] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2372] <... futex resumed>) = ? [pid 2366] <... exit_group resumed>) = ? [pid 2378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2374] <... futex resumed>) = 0 [pid 2372] +++ exited with 0 +++ [pid 2366] +++ exited with 0 +++ [pid 2374] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2381] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2381] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2381] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2376] <... clone3 resumed> => {parent_tid=[2383]}, 88) = 2383 [pid 2378] sendfile(-1, -1, [3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2376] rt_sigprocmask(SIG_SETMASK, [] [pid 2378] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2378] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2376] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2378] <... futex resumed>) = 1 [pid 2376] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2374] <... futex resumed>) = 0 [pid 2378] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2376] <... futex resumed>) = 0 [pid 2374] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2376] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2374] <... futex resumed>) = 0 [pid 2374] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2378] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2381] <... mprotect resumed>) = 0 [pid 2381] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2381] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2384]}, 88) = 2384 [pid 2381] rt_sigprocmask(SIG_SETMASK, [] [pid 2378] <... clone3 resumed>) = 2385 [pid 2381] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2381] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2378] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2381] <... futex resumed>) = 0 [pid 2378] <... futex resumed>) = 1 [pid 2374] <... futex resumed>) = 0 [pid 2378] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2374] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2374] <... futex resumed>) = 0 [pid 2378] ioctl(3, PPPIOCSFLAGS, 0 [pid 2374] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... restart_syscall resumed>) = 0 [pid 2378] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2381] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2383 attached [pid 299] <... restart_syscall resumed>) = 0 [pid 2378] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2378] <... futex resumed>) = 1 [pid 2374] <... futex resumed>) = 0 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2378] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2374] exit_group(0) = ? [pid 2378] <... futex resumed>) = ? [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2383] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2383] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2383] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2383] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2376] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2376] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2386 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2376] <... futex resumed>) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2383] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 ci2-android-5-10/strace-static-x86_64: Process 2384 attached [pid 2384] set_robust_list(0x7ff80b98e9a0, 24 [pid 2383] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2376] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2387 [pid 2376] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2384] <... set_robust_list resumed>) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2376] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2376] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2383] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2384] rt_sigprocmask(SIG_SETMASK, [] [pid 2378] +++ exited with 0 +++ [pid 2374] +++ exited with 0 +++ [pid 2384] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2384] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2384] <... socket resumed>) = 3 [pid 2383] <... connect resumed>) = -1 EEXIST (File exists) [pid 2383] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2386 attached ) = 1 [pid 2376] <... futex resumed>) = 0 [pid 2384] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2376] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2381] <... futex resumed>) = 0 [pid 2376] <... futex resumed>) = 0 [pid 2381] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2381] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2376] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2383] sendfile(-1, -1, [3 [pid 2384] <... futex resumed>) = 1 [pid 2383] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2384] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2383] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2386] set_robust_list(0x5555656516a0, 24 [pid 2384] <... socket resumed>) = 4 [pid 2383] <... futex resumed>) = 1 [pid 2376] <... futex resumed>) = 0 [pid 2383] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2376] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2386] <... set_robust_list resumed>) = 0 [pid 2383] <... clone3 resumed>) = 2388 [pid 2376] <... futex resumed>) = 0 [pid 2384] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2376] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2384] <... futex resumed>) = 1 [pid 2381] <... futex resumed>) = 0 [pid 2384] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2381] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2384] <... connect resumed>) = -1 EEXIST (File exists) [pid 2381] <... futex resumed>) = 0 [pid 2384] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2381] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2384] <... futex resumed>) = 0 [pid 2383] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2386] rt_sigprocmask(SIG_SETMASK, [] [pid 2384] sendfile(-1, -1, [3 [pid 2383] <... futex resumed>) = 1 [pid 2381] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2384] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2383] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2381] <... futex resumed>) = 0 [pid 2376] <... futex resumed>) = 0 [pid 2386] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2384] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2381] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2376] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2384] <... futex resumed>) = 0 [pid 2381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2384] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2381] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2384] <... clone3 resumed>) = 2389 [pid 2383] <... futex resumed>) = 0 [pid 2381] <... futex resumed>) = 0 [pid 2376] <... futex resumed>) = 1 [pid 2384] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2383] ioctl(3, PPPIOCSFLAGS, 0 [pid 2381] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2384] <... futex resumed>) = 0 [pid 2383] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2384] ioctl(3, PPPIOCSFLAGS, 0 [pid 2383] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2381] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2384] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2383] <... futex resumed>) = 0 [pid 2381] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2387 attached [pid 2384] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2383] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2381] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2387] set_robust_list(0x5555656516a0, 24 [pid 2384] <... futex resumed>) = 0 [pid 2381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2387] <... set_robust_list resumed>) = 0 [pid 2384] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2381] exit_group(0 [pid 2387] rt_sigprocmask(SIG_SETMASK, [] [pid 2386] <... prctl resumed>) = 0 [pid 2384] <... futex resumed>) = ? [pid 2381] <... exit_group resumed>) = ? [pid 2376] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2387] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2386] setpgid(0, 0 [pid 2384] +++ exited with 0 +++ [pid 2381] +++ exited with 0 +++ [pid 2386] <... setpgid resumed>) = 0 [pid 2376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2376] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2376] <... exit_group resumed>) = ? [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2387] <... prctl resumed>) = 0 [pid 2383] <... futex resumed>) = ? [pid 2387] setpgid(0, 0 [pid 2386] <... openat resumed>) = 3 [pid 2383] +++ exited with 0 +++ [pid 2376] +++ exited with 0 +++ [pid 2387] <... setpgid resumed>) = 0 [pid 2386] write(3, "1000", 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2386] <... write resumed>) = 4 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2387] <... openat resumed>) = 3 [pid 2386] close(3 [pid 2387] write(3, "1000", 4) = 4 [pid 2387] close(3) = 0 [pid 2387] write(1, "executing program\n", 18) = 18 [pid 2387] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 2387] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2386] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 2387] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 2386] write(1, "executing program\n", 18 [pid 2387] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2386] <... write resumed>) = 18 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2386] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2386] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2387] <... mmap resumed>) = 0x7ff80b96e000 [pid 2387] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2387] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2387] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2391]}, 88) = 2391 [pid 2387] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2387] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2386] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2390 [pid 2386] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2392 [pid 2386] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 2387] <... futex resumed>) = 0 [pid 2387] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2386] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0ci2-android-5-10/strace-static-x86_64: Process 2390 attached [pid 2390] set_robust_list(0x5555656516a0, 24) = 0 [pid 2390] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2390] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-10/strace-static-x86_64: Process 2392 attached ) = 0 [pid 2392] set_robust_list(0x5555656516a0, 24 [pid 2390] setpgid(0, 0 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2386] <... mmap resumed>) = 0x7ff80b96e000 [pid 2386] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2390] <... setpgid resumed>) = 0 [pid 2386] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2386] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2392] <... set_robust_list resumed>) = 0 [pid 2386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2392] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2393 attached [pid 2390] <... openat resumed>) = 3 [pid 2386] <... clone3 resumed> => {parent_tid=[2393]}, 88) = 2393 [pid 2392] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2386] rt_sigprocmask(SIG_SETMASK, [] [pid 2390] write(3, "1000", 4 [pid 2392] <... prctl resumed>) = 0 [pid 2390] <... write resumed>) = 4 [pid 2392] setpgid(0, 0 [pid 2390] close(3 [pid 2392] <... setpgid resumed>) = 0 [pid 2390] <... close resumed>) = 0 [pid 2392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2390] write(1, "executing program\n", 18) = 18 [pid 2390] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2386] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 2392] <... openat resumed>) = 3 [pid 2386] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2390] <... futex resumed>) = 0 [pid 2390] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2390] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2386] <... futex resumed>) = 0 [pid 2390] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2392] write(3, "1000", 4) = 4 [pid 2390] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2392] close(3 [pid 2390] <... mprotect resumed>) = 0 [pid 2386] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 2392] <... close resumed>) = 0 [pid 2392] write(1, "executing program\n", 18 [pid 2390] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2392] <... write resumed>) = 18 [pid 2392] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2390] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 2392] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2390] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2392] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2392] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2390] <... clone3 resumed> => {parent_tid=[2394]}, 88) = 2394 [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2392] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2390] rt_sigprocmask(SIG_SETMASK, [] [pid 2392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2390] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2392] <... mmap resumed>) = 0x7ff80b96e000 [pid 2390] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2392] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2390] <... futex resumed>) = 0 [pid 2392] <... mprotect resumed>) = 0 [pid 2390] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2393] set_robust_list(0x7ff80b98e9a0, 24 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2395]}, 88) = 2395 [pid 2392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2391 attached [pid 2392] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2391] set_robust_list(0x7ff80b98e9a0, 24 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2396 [pid 2392] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2391] <... set_robust_list resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 2391] rt_sigprocmask(SIG_SETMASK, [] [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2391] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2391] socket(AF_PPPOX, SOCK_STREAM, 1ci2-android-5-10/strace-static-x86_64: Process 2396 attached [pid 2393] <... set_robust_list resumed>) = 0 [pid 2391] <... socket resumed>) = 3 [pid 2391] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2387] <... futex resumed>) = 0 [pid 2391] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2387] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2391] <... socket resumed>) = 4 [pid 2387] <... futex resumed>) = 0 [pid 2393] rt_sigprocmask(SIG_SETMASK, [] [pid 2391] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2387] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2391] <... futex resumed>) = 0 [pid 2387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2391] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2387] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2391] <... connect resumed>) = -1 EEXIST (File exists) [pid 2387] <... futex resumed>) = 0 [pid 2391] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2387] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2391] <... futex resumed>) = 0 [pid 2387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2391] sendfile(-1, -1, [3 [pid 2387] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2391] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2387] <... futex resumed>) = 0 [pid 2391] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2387] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2391] <... futex resumed>) = 0 [pid 2387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2391] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2387] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2396] set_robust_list(0x5555656516a0, 24 [pid 2393] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2391] <... clone3 resumed>) = 2397 [pid 2387] <... futex resumed>) = 0 [pid 2391] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2387] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2391] <... futex resumed>) = 0 [pid 2387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2391] ioctl(3, PPPIOCSFLAGS, 0 [pid 2387] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2391] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2387] <... futex resumed>) = 0 [pid 2391] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2387] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2391] <... futex resumed>) = 0 [pid 2387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2391] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2387] exit_group(0 [pid 2391] <... futex resumed>) = ? [pid 2387] <... exit_group resumed>) = ? ci2-android-5-10/strace-static-x86_64: Process 2394 attached [pid 2396] <... set_robust_list resumed>) = 0 [pid 2393] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2391] +++ exited with 0 +++ [pid 2387] +++ exited with 0 +++ [pid 2394] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2394] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2394] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2393] <... socket resumed>) = 3 [pid 2394] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2390] <... futex resumed>) = 0 [pid 2394] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2390] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2394] <... socket resumed>) = 4 [pid 2390] <... futex resumed>) = 0 [pid 2394] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2390] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2394] <... futex resumed>) = 0 [pid 2390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 2395 attached [pid 2394] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2390] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2395] set_robust_list(0x7ff80b98e9a0, 24 [pid 2394] <... connect resumed>) = -1 EEXIST (File exists) [pid 2390] <... futex resumed>) = 0 [pid 2395] <... set_robust_list resumed>) = 0 [pid 2394] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2390] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2395] rt_sigprocmask(SIG_SETMASK, [] [pid 2394] <... futex resumed>) = 0 [pid 2390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2395] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2394] sendfile(-1, -1, [3 [pid 2390] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2395] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2394] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2390] <... futex resumed>) = 0 [pid 2395] <... socket resumed>) = 3 [pid 2394] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2390] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2395] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2394] <... futex resumed>) = 0 [pid 2393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2395] <... futex resumed>) = 1 [pid 2394] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2393] <... futex resumed>) = 1 [pid 2392] <... futex resumed>) = 0 [pid 2390] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2386] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 2396] rt_sigprocmask(SIG_SETMASK, [] [pid 2395] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2394] <... clone3 resumed>) = 2398 [pid 2393] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2392] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2390] <... futex resumed>) = 0 [pid 2395] <... socket resumed>) = 4 [pid 2394] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2392] <... futex resumed>) = 0 [pid 2390] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2386] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2396] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2395] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2394] <... futex resumed>) = 0 [pid 2392] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2395] <... futex resumed>) = 0 [pid 2394] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2390] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2395] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2392] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2390] <... futex resumed>) = 0 [pid 2395] <... connect resumed>) = -1 EEXIST (File exists) [pid 2394] ioctl(3, PPPIOCSFLAGS, 0 [pid 2392] <... futex resumed>) = 0 [pid 2390] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2395] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2394] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2392] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2395] <... futex resumed>) = 0 [pid 2394] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2395] sendfile(-1, -1, [3 [pid 2394] <... futex resumed>) = 1 [pid 2392] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2390] <... futex resumed>) = 0 [pid 2395] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2394] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2392] <... futex resumed>) = 0 [pid 2390] exit_group(0 [pid 2395] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2394] <... futex resumed>) = ? [pid 2392] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2390] <... exit_group resumed>) = ? [pid 2396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2395] <... futex resumed>) = 0 [pid 2394] +++ exited with 0 +++ [pid 2393] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2390] +++ exited with 0 +++ [pid 2386] <... futex resumed>) = 0 [pid 2396] <... prctl resumed>) = 0 [pid 2395] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2393] <... socket resumed>) = 4 [pid 2392] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2392] <... futex resumed>) = 0 [pid 2395] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2392] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2396] setpgid(0, 0 [pid 2395] <... clone3 resumed>) = 2399 [pid 2393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2386] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2395] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2392] <... futex resumed>) = 0 [pid 2395] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2392] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2392] <... futex resumed>) = 0 [pid 2395] ioctl(3, PPPIOCSFLAGS, 0 [pid 2392] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2395] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2395] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2392] <... futex resumed>) = 0 [pid 2395] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2392] exit_group(0 [pid 2395] <... futex resumed>) = ? [pid 2392] <... exit_group resumed>) = ? [pid 2396] <... setpgid resumed>) = 0 [pid 2395] +++ exited with 0 +++ [pid 2393] <... futex resumed>) = 0 [pid 2392] +++ exited with 0 +++ [pid 2386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2393] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2386] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2396] write(3, "1000", 4ci2-android-5-10/strace-static-x86_64: Process 2400 attached ) = 4 [pid 2393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2386] <... futex resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2396] close(3 [pid 2393] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2386] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2400 [pid 2396] <... close resumed>) = 0 [pid 2393] <... connect resumed>) = -1 EEXIST (File exists) [pid 299] rt_sigprocmask(SIG_SETMASK, [] [pid 2396] write(1, "executing program\n", 18 [pid 2393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2396] <... write resumed>) = 18 [pid 2393] <... futex resumed>) = 1 executing program [pid 2386] <... futex resumed>) = 0 [pid 2396] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2393] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2386] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2396] <... futex resumed>) = 0 [pid 2393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2386] <... futex resumed>) = 0 [pid 2396] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2393] sendfile(-1, -1, [3 [pid 2386] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2396] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2393] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2396] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2396] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2393] <... futex resumed>) = 1 [pid 2386] <... futex resumed>) = 0 [pid 2396] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2393] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2386] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2396] <... mmap resumed>) = 0x7ff80b96e000 [pid 2393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2386] <... futex resumed>) = 0 [pid 2396] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2393] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2386] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2400] set_robust_list(0x5555656516a0, 24 [pid 2396] <... mprotect resumed>) = 0 [pid 2393] <... clone3 resumed>) = 2401 [pid 2400] <... set_robust_list resumed>) = 0 [pid 2396] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2396] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2393] <... futex resumed>) = 1 [pid 2386] <... futex resumed>) = 0 [pid 2396] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2393] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2386] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2386] <... futex resumed>) = 0 [pid 2396] <... clone3 resumed> => {parent_tid=[2402]}, 88) = 2402 [pid 2393] ioctl(3, PPPIOCSFLAGS, 0 [pid 2386] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2400] rt_sigprocmask(SIG_SETMASK, [] [pid 2396] rt_sigprocmask(SIG_SETMASK, [] [pid 2393] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2396] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2393] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2396] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2393] <... futex resumed>) = 1 [pid 2386] <... futex resumed>) = 0 [pid 2396] <... futex resumed>) = 0 [pid 2393] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2386] exit_group(0 [pid 2396] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2393] <... futex resumed>) = ? [pid 2386] <... exit_group resumed>) = ? [pid 2400] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2393] +++ exited with 0 +++ [pid 2386] +++ exited with 0 +++ ci2-android-5-10/strace-static-x86_64: Process 2402 attached [pid 2402] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2402] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2402] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2402] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2396] <... futex resumed>) = 0 [pid 2396] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2396] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2402] <... futex resumed>) = 1 [pid 2402] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2400] <... prctl resumed>) = 0 [pid 2402] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2396] <... futex resumed>) = 0 [pid 2396] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2396] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2402] <... futex resumed>) = 1 [pid 2402] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2402] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2396] <... futex resumed>) = 0 [pid 2396] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2396] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2402] <... futex resumed>) = 1 [pid 2402] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2402] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2396] <... futex resumed>) = 0 [pid 2396] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2396] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2402] <... futex resumed>) = 1 [pid 2400] setpgid(0, 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 2400] <... setpgid resumed>) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 301] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2403 attached [pid 2400] <... openat resumed>) = 3 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2403 [pid 301] <... clone resumed>, child_tidptr=0x555565651690) = 2404 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 301] rt_sigprocmask(SIG_SETMASK, [] [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 301] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2402] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2400] write(3, "1000", 4 [pid 2402] <... clone3 resumed>) = 2406 [pid 2400] <... write resumed>) = 4 [pid 2402] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2396] <... futex resumed>) = 0 [pid 2396] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2396] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2402] <... futex resumed>) = 1 [pid 2402] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2402] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2396] <... futex resumed>) = 0 [pid 2400] close(3 [pid 2396] exit_group(0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2405 [pid 2403] set_robust_list(0x5555656516a0, 24 [pid 2396] <... exit_group resumed>) = ? [pid 2402] <... futex resumed>) = ? [pid 2402] +++ exited with 0 +++ [pid 2400] <... close resumed>) = 0 [pid 2396] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2405 attached [pid 2400] write(1, "executing program\n", 18 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2405] set_robust_list(0x5555656516a0, 24) = 0 [pid 2405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2400] <... write resumed>) = 18 [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 2405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2400] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2405] <... prctl resumed>) = 0 [pid 2405] setpgid(0, 0) = 0 [pid 2405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2400] <... futex resumed>) = 0 [pid 2403] <... set_robust_list resumed>) = 0 [pid 2405] <... openat resumed>) = 3 [pid 2405] write(3, "1000", 4) = 4 [pid 2405] close(3) = 0 [pid 2405] write(1, "executing program\n", 18) = 18 executing program [pid 2405] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2405] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2405] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2405] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2400] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2405] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2407]}, 88) = 2407 [pid 2405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2405] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2405] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2400] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2400] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1]ci2-android-5-10/strace-static-x86_64: Process 2407 attached [pid 2407] set_robust_list(0x7ff80b98e9a0, 24 [pid 2400] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2403] rt_sigprocmask(SIG_SETMASK, [] [pid 2407] <... set_robust_list resumed>) = 0 [pid 2407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2407] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2405] <... futex resumed>) = 0 [pid 2405] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2405] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2407] <... futex resumed>) = 1 [pid 2407] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2405] <... futex resumed>) = 0 [pid 2405] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2405] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2407] <... futex resumed>) = 1 [pid 2407] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2405] <... futex resumed>) = 0 [pid 2405] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2405] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2407] <... futex resumed>) = 1 [pid 2407] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2405] <... futex resumed>) = 0 [pid 2405] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2405] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2407] <... futex resumed>) = 1 [pid 2407] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2403] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2404 attached [pid 2407] <... clone3 resumed>) = 2408 [pid 2400] <... mmap resumed>) = 0x7ff80b96e000 [pid 2400] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2400] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2405] <... futex resumed>) = 0 [pid 2400] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2405] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2400] <... clone3 resumed> => {parent_tid=[2409]}, 88) = 2409 [pid 2405] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2400] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2407] <... futex resumed>) = 1 [pid 2403] <... prctl resumed>) = 0 [pid 2400] <... futex resumed>) = 0 [pid 2407] ioctl(3, PPPIOCSFLAGS, 0 [pid 2403] setpgid(0, 0 [pid 2400] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2407] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2403] <... setpgid resumed>) = 0 [pid 2407] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2405] <... futex resumed>) = 0 [pid 2405] exit_group(0) = ? [pid 2407] <... futex resumed>) = ? [pid 2403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2407] +++ exited with 0 +++ [pid 2405] +++ exited with 0 +++ [pid 2403] <... openat resumed>) = 3 [pid 2403] write(3, "1000", 4 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2403] <... write resumed>) = 4 [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2404] set_robust_list(0x5555656516a0, 24 [pid 2403] close(3ci2-android-5-10/strace-static-x86_64: Process 2409 attached [pid 2404] <... set_robust_list resumed>) = 0 [pid 2403] <... close resumed>) = 0 [pid 2409] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2409] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2409] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2400] <... futex resumed>) = 0 [pid 2400] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2400] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2409] <... futex resumed>) = 1 [pid 2409] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2409] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2400] <... futex resumed>) = 0 [pid 2400] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2400] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2409] <... futex resumed>) = 1 [pid 298] <... restart_syscall resumed>) = 0 [pid 2403] write(1, "executing program\n", 18 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2403] <... write resumed>) = 18 executing program [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2404] rt_sigprocmask(SIG_SETMASK, [] [pid 2403] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x555565651690) = 2410 [pid 2403] <... futex resumed>) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2409] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2404] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2403] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2409] <... connect resumed>) = -1 EEXIST (File exists) [pid 2403] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2409] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2403] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2400] <... futex resumed>) = 0 [pid 2403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2400] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2403] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2400] <... futex resumed>) = 0 [pid 2403] <... mprotect resumed>) = 0 [pid 300] <... restart_syscall resumed>) = 0 [pid 2400] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2403] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2409] <... futex resumed>) = 1 [pid 2403] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2409] sendfile(-1, -1, [3 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2409] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2409] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2403] <... clone3 resumed> => {parent_tid=[2411]}, 88) = 2411 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2403] rt_sigprocmask(SIG_SETMASK, [] [pid 2400] <... futex resumed>) = 0 [pid 2400] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2400] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2409] <... futex resumed>) = 1 [pid 2409] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2403] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2412 [pid 2403] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2403] <... futex resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2410 attached [pid 2404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2404] <... prctl resumed>) = 0 [pid 2403] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2404] setpgid(0, 0) = 0 [pid 2404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2410] set_robust_list(0x5555656516a0, 24 [pid 2409] <... clone3 resumed>) = 2413 [pid 2409] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2400] <... futex resumed>) = 0 [pid 2400] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2400] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2409] <... futex resumed>) = 1 [pid 2409] ioctl(3, PPPIOCSFLAGS, 0) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2409] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2400] <... futex resumed>) = 0 [pid 2400] exit_group(0) = ? [pid 2404] <... openat resumed>) = 3 [pid 2409] <... futex resumed>) = ? [pid 2404] write(3, "1000", 4 [pid 2410] <... set_robust_list resumed>) = 0 [pid 2404] <... write resumed>) = 4 [pid 2404] close(3) = 0 [pid 2410] rt_sigprocmask(SIG_SETMASK, [] [pid 2404] write(1, "executing program\n", 18 [pid 2410] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2404] <... write resumed>) = 18 [pid 2409] +++ exited with 0 +++ [pid 2400] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 299] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-10/strace-static-x86_64: Process 2411 attached [pid 2404] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2411] set_robust_list(0x7ff80b98e9a0, 24) = 0 ci2-android-5-10/strace-static-x86_64: Process 2412 attached [pid 2411] rt_sigprocmask(SIG_SETMASK, [] [pid 2404] <... futex resumed>) = 0 [pid 2411] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2404] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2411] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2412] set_robust_list(0x5555656516a0, 24 [pid 2411] <... socket resumed>) = 3 [pid 2412] <... set_robust_list resumed>) = 0 [pid 2412] rt_sigprocmask(SIG_SETMASK, [] [pid 2404] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2411] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2403] <... futex resumed>) = 0 [pid 2403] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2403] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2411] <... futex resumed>) = 1 [pid 2411] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2412] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2411] <... socket resumed>) = 4 [pid 2410] <... prctl resumed>) = 0 [pid 2404] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2410] setpgid(0, 0 [pid 2404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2410] <... setpgid resumed>) = 0 [pid 2404] <... mmap resumed>) = 0x7ff80b96e000 [pid 2411] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2404] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2412] <... prctl resumed>) = 0 [pid 2410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2404] <... mprotect resumed>) = 0 [pid 2403] <... futex resumed>) = 0 [pid 2403] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2404] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2403] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2411] <... futex resumed>) = 1 [pid 2410] <... openat resumed>) = 3 [pid 2404] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2411] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2410] write(3, "1000", 4 [pid 2404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2412] setpgid(0, 0 [pid 2411] <... connect resumed>) = -1 EEXIST (File exists) [pid 2410] <... write resumed>) = 4 [pid 2412] <... setpgid resumed>) = 0 [pid 2410] close(3 [pid 2404] <... clone3 resumed> => {parent_tid=[2414]}, 88) = 2414 [pid 2412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2410] <... close resumed>) = 0 [pid 2404] rt_sigprocmask(SIG_SETMASK, [] [pid 2411] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2410] write(1, "executing program\n", 18 [pid 2404] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2410] <... write resumed>) = 18 [pid 2404] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2403] <... futex resumed>) = 0 [pid 2410] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2404] <... futex resumed>) = 0 [pid 2403] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2403] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2411] <... futex resumed>) = 1 [pid 2404] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2410] <... futex resumed>) = 0 executing program [pid 2411] sendfile(-1, -1, [3], 2757) = -1 EBADF (Bad file descriptor) [pid 2411] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2403] <... futex resumed>) = 0 [pid 2403] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2403] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2412] <... openat resumed>) = 3 [pid 2410] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 299] <... restart_syscall resumed>) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2410] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 299] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2410] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1]ci2-android-5-10/strace-static-x86_64: Process 2415 attached [pid 299] <... clone resumed>, child_tidptr=0x555565651690) = 2415 [pid 2410] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2411] <... futex resumed>) = 1 [pid 2410] <... mmap resumed>) = 0x7ff80b96e000 [pid 2411] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2415] set_robust_list(0x5555656516a0, 24 [pid 2411] <... clone3 resumed>) = 2416 [pid 2410] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2412] write(3, "1000", 4 [pid 2410] <... mprotect resumed>) = 0 [pid 2412] <... write resumed>) = 4 [pid 2410] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2412] close(3 [pid 2410] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2412] <... close resumed>) = 0 [pid 2410] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2412] write(1, "executing program\n", 18) = 18 executing program [pid 2412] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2411] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2415] <... set_robust_list resumed>) = 0 [pid 2412] <... futex resumed>) = 0 [pid 2411] <... futex resumed>) = 1 [pid 2410] <... clone3 resumed> => {parent_tid=[2417]}, 88) = 2417 [pid 2403] <... futex resumed>) = 0 [pid 2412] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2411] ioctl(3, PPPIOCSFLAGS, 0 [pid 2410] rt_sigprocmask(SIG_SETMASK, [] [pid 2403] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2412] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2411] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2410] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2403] <... futex resumed>) = 0 [pid 2415] rt_sigprocmask(SIG_SETMASK, [] [pid 2412] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2411] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2403] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2412] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2411] <... futex resumed>) = 0 [pid 2403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ci2-android-5-10/strace-static-x86_64: Process 2417 attached ci2-android-5-10/strace-static-x86_64: Process 2414 attached [pid 2415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2412] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2411] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2410] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2403] exit_group(0 [pid 2417] set_robust_list(0x7ff80b98e9a0, 24 [pid 2415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2414] set_robust_list(0x7ff80b98e9a0, 24 [pid 2412] <... mmap resumed>) = 0x7ff80b96e000 [pid 2410] <... futex resumed>) = 0 [pid 2417] <... set_robust_list resumed>) = 0 [pid 2415] <... prctl resumed>) = 0 [pid 2414] <... set_robust_list resumed>) = 0 [pid 2410] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2417] rt_sigprocmask(SIG_SETMASK, [] [pid 2415] setpgid(0, 0 [pid 2414] rt_sigprocmask(SIG_SETMASK, [] [pid 2417] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2415] <... setpgid resumed>) = 0 [pid 2414] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2412] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2411] <... futex resumed>) = ? [pid 2403] <... exit_group resumed>) = ? [pid 2417] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2414] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2417] <... socket resumed>) = 3 [pid 2415] <... openat resumed>) = 3 [pid 2414] <... socket resumed>) = 3 [pid 2417] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2415] write(3, "1000", 4 [pid 2414] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2417] <... futex resumed>) = 1 [pid 2415] <... write resumed>) = 4 [pid 2414] <... futex resumed>) = 1 [pid 2410] <... futex resumed>) = 0 [pid 2404] <... futex resumed>) = 0 [pid 2417] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2415] close(3 [pid 2414] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2412] <... mprotect resumed>) = 0 [pid 2411] +++ exited with 0 +++ [pid 2410] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2404] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2415] <... close resumed>) = 0 [pid 2414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2410] <... futex resumed>) = 0 [pid 2404] <... futex resumed>) = 0 [pid 2403] +++ exited with 0 +++ [pid 2417] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP executing program [pid 2415] write(1, "executing program\n", 18 [pid 2414] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2412] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2410] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2404] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2417] <... socket resumed>) = 4 [pid 2415] <... write resumed>) = 18 [pid 2414] <... socket resumed>) = 4 [pid 2417] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2415] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2414] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2417] <... futex resumed>) = 1 [pid 2415] <... futex resumed>) = 0 [pid 2414] <... futex resumed>) = 1 [pid 2410] <... futex resumed>) = 0 [pid 2404] <... futex resumed>) = 0 [pid 2417] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2415] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2414] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2412] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2410] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2404] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2415] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2410] <... futex resumed>) = 0 [ 44.355649][ T2346] ------------[ cut here ]------------ [ 44.361907][ T2346] WARNING: CPU: 0 PID: 2346 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 44.372245][ T2346] Modules linked in: [ 44.376235][ T2346] CPU: 0 PID: 2346 Comm: syz-executor273 Tainted: G B W syzkaller #0 [ 44.386245][ T2346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.397331][ T2346] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [pid 2404] <... futex resumed>) = 0 [pid 2417] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2415] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2414] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2410] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2404] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2417] <... connect resumed>) = 0 [pid 2412] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 2412] <... clone3 resumed> => {parent_tid=[2418]}, 88) = 2418 [pid 2412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2412] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2412] <... futex resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2414] <... connect resumed>) = -1 EEXIST (File exists) [pid 2417] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2412] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2417] <... futex resumed>) = 1 [pid 2415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2414] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2410] <... futex resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2419 [pid 302] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-10/strace-static-x86_64: Process 2418 attached , NULL, 8) = 0 [pid 2418] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2418] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2418] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2412] <... futex resumed>) = 0 [pid 2418] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2412] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2418] <... socket resumed>) = 4 [pid 2412] <... futex resumed>) = 0 [pid 2418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2412] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2418] <... futex resumed>) = 0 [pid 2412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2418] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2412] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000ci2-android-5-10/strace-static-x86_64: Process 2419 attached [pid 2418] <... connect resumed>) = -1 EEXIST (File exists) [pid 2417] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2415] <... mmap resumed>) = 0x7ff80b96e000 [pid 2414] <... futex resumed>) = 1 [pid 2412] <... futex resumed>) = 0 [pid 2410] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2404] <... futex resumed>) = 0 [pid 2419] set_robust_list(0x5555656516a0, 24 [pid 2418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2412] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2419] <... set_robust_list resumed>) = 0 [pid 2418] <... futex resumed>) = 0 [pid 2412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2419] rt_sigprocmask(SIG_SETMASK, [] [pid 2418] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2412] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2419] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2412] <... futex resumed>) = 0 [pid 2419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2418] sendfile(-1, -1, [3 [pid 2412] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2419] <... prctl resumed>) = 0 [pid 2418] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2419] setpgid(0, 0 [pid 2418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2419] <... setpgid resumed>) = 0 [pid 2418] <... futex resumed>) = 1 [pid 2412] <... futex resumed>) = 0 [pid 2419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2418] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2415] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 2414] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2412] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2410] <... futex resumed>) = 0 [pid 2404] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2419] <... openat resumed>) = 3 [pid 2418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2412] <... futex resumed>) = 0 [pid 2419] write(3, "1000", 4 [pid 2418] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2412] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2419] <... write resumed>) = 4 [pid 2418] <... clone3 resumed>) = 2420 [pid 2417] sendfile(-1, -1, [3 [pid 2415] <... mprotect resumed>) = 0 [pid 2414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2410] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2404] <... futex resumed>) = 0 [pid 2419] close(3 [pid 2418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2419] <... close resumed>) = 0 [pid 2418] <... futex resumed>) = 1 [pid 2412] <... futex resumed>) = 0 executing program [pid 2419] write(1, "executing program\n", 18 [pid 2418] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2412] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2419] <... write resumed>) = 18 [pid 2418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2412] <... futex resumed>) = 0 [pid 2419] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2418] ioctl(3, PPPIOCSFLAGS, 0 [pid 2412] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2419] <... futex resumed>) = 0 [pid 2418] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [ 44.403910][ T2346] Code: 5d c3 e8 2c 73 35 fd be 02 00 00 00 eb 0a e8 20 73 35 fd be 01 00 00 00 4c 89 f7 e8 53 dc 0e fe e9 0f ff ff ff e8 09 73 35 fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 f8 72 35 fd 4c 89 f7 be 03 [ 44.424775][ T2346] RSP: 0018:ffffc90003467c40 EFLAGS: 00010293 [ 44.431510][ T2346] RAX: ffffffff842f41a7 RBX: ffff888117595000 RCX: ffff88810ed913c0 [ 44.440114][ T2346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d [pid 2419] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2418] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2419] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 2418] <... futex resumed>) = 1 [pid 2412] <... futex resumed>) = 0 [pid 2419] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 2418] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2412] exit_group(0 [pid 2419] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2418] <... futex resumed>) = ? [pid 2417] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2415] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2414] sendfile(-1, -1, [3 [pid 2412] <... exit_group resumed>) = ? [pid 2404] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2418] +++ exited with 0 +++ [pid 2412] +++ exited with 0 +++ [pid 2419] <... mmap resumed>) = 0x7ff80b96e000 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2419] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2419] <... mprotect resumed>) = 0 [pid 2419] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2421]}, 88) = 2421 [pid 2419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2419] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2415] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2419] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2414] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) ci2-android-5-10/strace-static-x86_64: Process 2421 attached [pid 2421] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2421] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2415] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 2414] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... restart_syscall resumed>) = 0 [pid 2417] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2414] <... futex resumed>) = 1 [pid 2404] <... futex resumed>) = 0 [pid 2415] <... clone3 resumed> => {parent_tid=[2422]}, 88) = 2422 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2417] <... futex resumed>) = 1 [pid 2414] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2410] <... futex resumed>) = 0 [pid 2404] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2417] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2415] rt_sigprocmask(SIG_SETMASK, [] [pid 2414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2410] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2404] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2423 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2419] <... futex resumed>) = 0 [pid 2419] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2419] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2421] <... futex resumed>) = 1 [pid 2421] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2419] <... futex resumed>) = 0 [pid 2419] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2419] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2421] <... futex resumed>) = 1 [pid 2421] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50) = -1 EEXIST (File exists) [pid 2421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2419] <... futex resumed>) = 0 [pid 2421] sendfile(-1, -1, [3 [pid 2419] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2421] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2419] <... futex resumed>) = 0 [pid 2421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2419] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2414] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2410] <... futex resumed>) = 0 [pid 2404] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2421] <... futex resumed>) = 0 [pid 2419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2421] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2419] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2421] <... clone3 resumed>) = 2424 [pid 2419] <... futex resumed>) = 0 [pid 2417] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2410] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2419] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2414] <... clone3 resumed>) = 2425 ci2-android-5-10/strace-static-x86_64: Process 2423 attached ci2-android-5-10/strace-static-x86_64: Process 2422 attached [pid 2421] <... futex resumed>) = 0 [pid 2419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2417] <... clone3 resumed>) = 2426 [pid 2415] <... futex resumed>) = 0 [pid 2414] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2423] set_robust_list(0x5555656516a0, 24 [pid 2422] set_robust_list(0x7ff80b98e9a0, 24 [pid 2421] ioctl(3, PPPIOCSFLAGS, 0 [pid 2419] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2423] <... set_robust_list resumed>) = 0 [pid 2422] <... set_robust_list resumed>) = 0 [pid 2421] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2419] <... futex resumed>) = 0 [pid 2423] rt_sigprocmask(SIG_SETMASK, [] [pid 2422] rt_sigprocmask(SIG_SETMASK, [] [pid 2421] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2419] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2423] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2422] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2421] <... futex resumed>) = 0 [pid 2419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2422] socket(AF_PPPOX, SOCK_STREAM, 1 [pid 2421] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2419] exit_group(0 [pid 2423] <... prctl resumed>) = 0 [pid 2422] <... socket resumed>) = 3 [pid 2421] <... futex resumed>) = ? [pid 2419] <... exit_group resumed>) = ? [pid 2423] setpgid(0, 0 [pid 2422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2421] +++ exited with 0 +++ [pid 2419] +++ exited with 0 +++ [pid 2417] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2414] <... futex resumed>) = 1 [pid 2404] <... futex resumed>) = 0 [pid 2423] <... setpgid resumed>) = 0 [pid 2422] <... futex resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2422] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2423] <... openat resumed>) = 3 [pid 2423] write(3, "1000", 4) = 4 [pid 2423] close(3) = 0 executing program [pid 2423] write(1, "executing program\n", 18) = 18 [pid 2423] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2423] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2423] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2423] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2417] <... futex resumed>) = 1 [pid 2415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2414] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2404] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2423] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2417] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2410] <... futex resumed>) = 0 [pid 2423] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2404] <... futex resumed>) = 0 [pid 2423] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2423] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} => {parent_tid=[2427]}, 88) = 2427 [pid 2423] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2423] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2423] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2427 attached [pid 2427] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 302] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2422] <... futex resumed>) = 0 [pid 2415] <... futex resumed>) = 1 [pid 2414] ioctl(3, PPPIOCSFLAGS, 0 [pid 2410] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2404] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2422] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2417] <... futex resumed>) = 0 [pid 2415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2414] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2410] <... futex resumed>) = 1 [pid 302] <... clone resumed>, child_tidptr=0x555565651690) = 2428 [ 44.449851][ T2346] RBP: ffffc90003467c60 R08: ffff888117595083 R09: 1ffff11022eb2a10 [ 44.458383][ T2346] R10: dffffc0000000000 R11: ffffed1022eb2a11 R12: dffffc0000000000 [ 44.469377][ T2346] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888115ddc000 [ 44.479958][ T2346] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 44.489503][ T2346] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.496776][ T2346] CR2: 00007ff80b9ffda0 CR3: 0000000117357000 CR4: 00000000003506a0 [pid 2422] <... socket resumed>) = 4 [pid 302] rt_sigprocmask(SIG_SETMASK, [] [pid 2422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2422] <... futex resumed>) = 0 [pid 2422] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2427] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2427] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2427] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2423] <... futex resumed>) = 0 [pid 2427] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP [pid 2423] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2427] <... socket resumed>) = 4 [pid 2423] <... futex resumed>) = 0 [pid 2427] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2423] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2427] <... futex resumed>) = 0 [pid 2423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2427] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2423] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2427] <... connect resumed>) = -1 EEXIST (File exists) [pid 2423] <... futex resumed>) = 0 [pid 2417] ioctl(3, PPPIOCSFLAGS, 0 [pid 2415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2414] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2410] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2427] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2423] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2428 attached [pid 2427] <... futex resumed>) = 0 [pid 2423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2428] set_robust_list(0x5555656516a0, 24 [pid 2427] sendfile(-1, -1, [3 [pid 2423] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2428] <... set_robust_list resumed>) = 0 [pid 2427] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2423] <... futex resumed>) = 0 [pid 2428] rt_sigprocmask(SIG_SETMASK, [] [pid 2427] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2423] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2428] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2427] <... futex resumed>) = 0 [pid 2423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2427] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2423] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2428] <... prctl resumed>) = 0 [pid 2427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2423] <... futex resumed>) = 0 [pid 2428] setpgid(0, 0 [pid 2427] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2423] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2428] <... setpgid resumed>) = 0 [pid 2427] <... clone3 resumed>) = 2429 [pid 2428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2427] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2417] <... ioctl resumed>) = -1 ENOSYS (Function not implemented) [pid 2415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2414] <... futex resumed>) = 1 [pid 2404] <... futex resumed>) = 0 [pid 2428] <... openat resumed>) = 3 [pid 2427] <... futex resumed>) = 1 [pid 2423] <... futex resumed>) = 0 [pid 2428] write(3, "1000", 4 [pid 2427] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2423] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2428] <... write resumed>) = 4 [pid 2427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2423] <... futex resumed>) = 0 [pid 2428] close(3 [pid 2427] ioctl(3, PPPIOCSFLAGS, 0 [pid 2423] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2428] <... close resumed>) = 0 [pid 2427] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2422] <... futex resumed>) = 0 [pid 2417] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2415] <... futex resumed>) = 1 [pid 2414] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2404] exit_group(0 executing program [pid 2428] write(1, "executing program\n", 18 [pid 2427] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2422] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2428] <... write resumed>) = 18 [pid 2427] <... futex resumed>) = 1 [pid 2423] <... futex resumed>) = 0 [pid 2422] <... connect resumed>) = -1 EEXIST (File exists) [pid 2428] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2427] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2423] exit_group(0 [pid 2422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2428] <... futex resumed>) = 0 [pid 2427] <... futex resumed>) = ? [pid 2423] <... exit_group resumed>) = ? [pid 2422] <... futex resumed>) = 0 [pid 2428] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340} [pid 2427] +++ exited with 0 +++ [pid 2423] +++ exited with 0 +++ [pid 2422] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2417] <... futex resumed>) = 1 [pid 2415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2414] <... futex resumed>) = ? [pid 2410] <... futex resumed>) = 0 [pid 2404] <... exit_group resumed>) = ? [pid 2428] <... rt_sigaction resumed>, NULL, 8) = 0 [pid 300] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2428] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] [pid 300] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2428] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2417] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2414] +++ exited with 0 +++ [pid 2410] exit_group(0 [pid 2428] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 300] <... restart_syscall resumed>) = 0 [pid 2428] <... mprotect resumed>) = 0 [pid 2404] +++ exited with 0 +++ [pid 2428] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2417] <... futex resumed>) = ? [pid 2415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2410] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2428] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 301] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 300] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7ff80b98e990, parent_tid=0x7ff80b98e990, exit_signal=0, stack=0x7ff80b96e000, stack_size=0x20300, tls=0x7ff80b98e6c0} [pid 300] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2428] <... clone3 resumed> => {parent_tid=[2430]}, 88) = 2430 [pid 2415] <... futex resumed>) = 1 [pid 2428] rt_sigprocmask(SIG_SETMASK, [] [pid 2422] <... futex resumed>) = 0 [pid 300] <... clone resumed>, child_tidptr=0x555565651690) = 2431 [pid 2428] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [] [pid 2428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2417] +++ exited with 0 +++ [pid 2410] +++ exited with 0 +++ [pid 300] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-10/strace-static-x86_64: Process 2431 attached [pid 2428] <... futex resumed>) = 0 [pid 2422] sendfile(-1, -1, [3 [pid 2415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}ci2-android-5-10/strace-static-x86_64: Process 2430 attached [pid 2430] set_robust_list(0x7ff80b98e9a0, 24) = 0 [pid 2430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2430] socket(AF_PPPOX, SOCK_STREAM, 1) = 3 [pid 2422] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2410, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 2431] set_robust_list(0x5555656516a0, 24 [pid 2422] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565651690) = 2432 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2430] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2428] <... futex resumed>) = 0 [pid 2428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2428] <... futex resumed>) = 0 [pid 2428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2431] <... set_robust_list resumed>) = 0 [pid 2430] <... futex resumed>) = 1 [pid 2422] <... futex resumed>) = 1 [pid 2415] <... futex resumed>) = 0 [pid 2430] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 2430] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2428] <... futex resumed>) = 0 [pid 2430] connect(3, {sa_family=AF_PPPOX, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x20\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00"}, 50 [pid 2428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2430] <... connect resumed>) = -1 EEXIST (File exists) [pid 2428] <... futex resumed>) = 0 [pid 2430] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2430] <... futex resumed>) = 0 [pid 2428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2430] sendfile(-1, -1, [3 [pid 2428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2430] <... sendfile resumed>], 2757) = -1 EBADF (Bad file descriptor) [pid 2428] <... futex resumed>) = 0 [pid 2430] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2430] <... futex resumed>) = 0 [pid 2428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2430] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [ 44.505952][ T2346] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.514331][ T2346] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.522824][ T2346] Call Trace: [ 44.526567][ T2346] pppol2tp_release+0x150/0x2b0 [ 44.531980][ T2346] sock_close+0xb8/0x200 [ 44.537098][ T2346] ? sock_mmap+0xa0/0xa0 [ 44.542574][ T2346] __fput+0x2dc/0x730 [ 44.546884][ T2346] ____fput+0x15/0x20 [ 44.551291][ T2346] task_work_run+0x127/0x190 [pid 2428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2431] rt_sigprocmask(SIG_SETMASK, [] [pid 2430] <... clone3 resumed>) = 2433 [pid 2428] <... futex resumed>) = 0 [pid 2422] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2415] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 ci2-android-5-10/strace-static-x86_64: Process 2432 attached [pid 2430] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2432] set_robust_list(0x5555656516a0, 24 [pid 2430] <... futex resumed>) = 0 [pid 2428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2432] <... set_robust_list resumed>) = 0 [pid 2430] ioctl(3, PPPIOCSFLAGS, 0 [pid 2428] futex(0x7ff80ba5eb48, FUTEX_WAKE_PRIVATE, 1000000 [pid 2431] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2432] rt_sigprocmask(SIG_SETMASK, [] [pid 2430] <... ioctl resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 2428] <... futex resumed>) = 0 [pid 2422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2415] <... futex resumed>) = 0 [pid 2432] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 2431] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2430] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2428] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2430] <... futex resumed>) = 0 [pid 2428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2432] <... prctl resumed>) = 0 [pid 2430] futex(0x7ff80ba5eb48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2428] exit_group(0 [pid 2432] setpgid(0, 0 [pid 2430] <... futex resumed>) = ? [pid 2428] <... exit_group resumed>) = ? [pid 2432] <... setpgid resumed>) = 0 [pid 2430] +++ exited with 0 +++ [pid 2428] +++ exited with 0 +++ [pid 2432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2422] clone3({flags=CLONE_UNTRACED|CLONE_CHILD_SETTID|CLONE_NEWCGROUP|CLONE_NEWPID, child_tid=NULL, exit_signal=SIGRT_7, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 2415] futex(0x7ff80ba5eb4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2432] <... openat resumed>) = 3 [pid 2431] <... prctl resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 2432] write(3, "1000", 4) = 4 [pid 2432] close(3) = 0 executing program [pid 2432] write(1, "executing program\n", 18) = 18 [pid 2432] futex(0x7ff80ba5eb4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2432] rt_sigaction(SIGRT_1, {sa_handler=0x7ff80b9c1050, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ff80b9b3340}, NULL, 8) = 0 [pid 2432] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 2432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ff80b96e000 [pid 2431] setpgid(0, 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2432] mprotect(0x7ff80b96f000, 131072, PROT_READ|PROT_WRITE [pid 302] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2432] <... mprotect resumed>) = 0 [pid 302] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2432] rt_sigprocmask(SIG_BLOCK, ~[] [pid 2431] <... setpgid resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 2432] <... rt_sigprocmask resumed>, [], 8) = 0