./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2472776515 <...> Warning: Permanently added '10.128.0.97' (ED25519) to the list of known hosts. execve("./syz-executor2472776515", ["./syz-executor2472776515"], 0x7ffd4e55dd70 /* 10 vars */) = 0 brk(NULL) = 0x555555609000 brk(0x555555609d40) = 0x555555609d40 arch_prctl(ARCH_SET_FS, 0x5555556093c0) = 0 set_tid_address(0x555555609690) = 5018 set_robust_list(0x5555556096a0, 24) = 0 rseq(0x555555609ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2472776515", 4096) = 28 getrandom("\x7f\x38\xa9\x1c\xaa\x5e\x2d\xf2", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555609d40 brk(0x55555562ad40) = 0x55555562ad40 brk(0x55555562b000) = 0x55555562b000 mprotect(0x7fb652f22000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555609690) = 5019 ./strace-static-x86_64: Process 5019 attached [pid 5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5019] set_robust_list(0x5555556096a0, 24) = 0 [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5018] <... clone resumed>, child_tidptr=0x555555609690) = 5020 [pid 5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5019] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5020 attached [pid 5020] set_robust_list(0x5555556096a0, 24 [pid 5019] ioctl(3, LOOP_CLR_FD [pid 5020] <... set_robust_list resumed>) = 0 [pid 5019] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5018] <... clone resumed>, child_tidptr=0x555555609690) = 5021 [pid 5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5019] close(3) = 0 ./strace-static-x86_64: Process 5022 attached ./strace-static-x86_64: Process 5021 attached [pid 5018] <... clone resumed>, child_tidptr=0x555555609690) = 5022 [pid 5020] <... openat resumed>) = 3 [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5021] set_robust_list(0x5555556096a0, 24 [pid 5020] ioctl(3, LOOP_CLR_FD [pid 5021] <... set_robust_list resumed>) = 0 [pid 5020] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5020] close(3 [pid 5021] <... openat resumed>) = 3 [pid 5020] <... close resumed>) = 0 [pid 5019] <... clone resumed>, child_tidptr=0x555555609690) = 5023 [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5021] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5021] close(3 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5024 ./strace-static-x86_64: Process 5024 attached [pid 5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5023 attached [pid 5021] <... close resumed>) = 0 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5024] set_robust_list(0x5555556096a0, 24 [pid 5023] set_robust_list(0x5555556096a0, 24 [pid 5018] <... clone resumed>, child_tidptr=0x555555609690) = 5025 [pid 5024] <... set_robust_list resumed>) = 0 [pid 5018] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5026 [pid 5024] <... prctl resumed>) = 0 [pid 5023] <... set_robust_list resumed>) = 0 [pid 5022] set_robust_list(0x5555556096a0, 24) = 0 ./strace-static-x86_64: Process 5027 attached ./strace-static-x86_64: Process 5026 attached ./strace-static-x86_64: Process 5025 attached [pid 5018] <... clone resumed>, child_tidptr=0x555555609690) = 5027 [pid 5024] setpgid(0, 0 [pid 5023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5027] set_robust_list(0x5555556096a0, 24 [pid 5026] set_robust_list(0x5555556096a0, 24 [pid 5025] set_robust_list(0x5555556096a0, 24 [pid 5024] <... setpgid resumed>) = 0 [pid 5023] <... prctl resumed>) = 0 [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5027] <... set_robust_list resumed>) = 0 [pid 5026] <... set_robust_list resumed>) = 0 [pid 5025] <... set_robust_list resumed>) = 0 [pid 5024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5023] setpgid(0, 0 [pid 5022] <... openat resumed>) = 3 [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5026] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5024] <... openat resumed>) = 3 [pid 5023] <... setpgid resumed>) = 0 [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5027] <... openat resumed>) = 3 [pid 5026] <... prctl resumed>) = 0 [pid 5025] <... openat resumed>) = 3 [pid 5024] write(3, "1000", 4 [pid 5023] <... openat resumed>) = 3 [pid 5022] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5026] setpgid(0, 0 [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5024] <... write resumed>) = 4 [pid 5023] write(3, "1000", 4 [pid 5022] close(3 [pid 5027] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5026] <... setpgid resumed>) = 0 [pid 5025] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5024] close(3 [pid 5023] <... write resumed>) = 4 [pid 5022] <... close resumed>) = 0 [pid 5027] close(3 [pid 5026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5025] close(3 [pid 5024] <... close resumed>) = 0 [pid 5023] close(3 [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5027] <... close resumed>) = 0 [pid 5026] <... openat resumed>) = 3 [pid 5025] <... close resumed>) = 0 [pid 5024] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] <... close resumed>) = 0 [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5026] write(3, "1000", 4 [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5024] <... futex resumed>) = 0 [pid 5023] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5029 [pid 5026] <... write resumed>) = 4 [pid 5024] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5023] <... futex resumed>) = 0 [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5030 [pid 5026] close(3 [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5031 [pid 5024] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5023] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5026] <... close resumed>) = 0 [pid 5024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5023] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5029 attached [pid 5026] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5023] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5029] set_robust_list(0x5555556096a0, 24 [pid 5026] <... futex resumed>) = 0 [pid 5024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5029] <... set_robust_list resumed>) = 0 [pid 5026] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5024] <... mmap resumed>) = 0x7fb652e3d000 [pid 5023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5031 attached ./strace-static-x86_64: Process 5030 attached [pid 5029] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5026] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5024] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5023] <... mmap resumed>) = 0x7fb652e3d000 [pid 5031] set_robust_list(0x5555556096a0, 24 [pid 5030] set_robust_list(0x5555556096a0, 24 [pid 5029] <... prctl resumed>) = 0 [pid 5026] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5024] <... mprotect resumed>) = 0 [pid 5023] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5031] <... set_robust_list resumed>) = 0 [pid 5030] <... set_robust_list resumed>) = 0 [pid 5029] setpgid(0, 0 [pid 5026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5024] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5023] <... mprotect resumed>) = 0 [pid 5031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5029] <... setpgid resumed>) = 0 [pid 5026] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5024] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5023] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5031] <... prctl resumed>) = 0 [pid 5030] <... prctl resumed>) = 0 [pid 5029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5026] <... mmap resumed>) = 0x7fb652e3d000 [pid 5024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5023] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5031] setpgid(0, 0 [pid 5030] setpgid(0, 0 [pid 5029] <... openat resumed>) = 3 [pid 5026] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5031] <... setpgid resumed>) = 0 [pid 5030] <... setpgid resumed>) = 0 [pid 5029] write(3, "1000", 4 [pid 5026] <... mprotect resumed>) = 0 [pid 5024] <... clone3 resumed> => {parent_tid=[5032]}, 88) = 5032 ./strace-static-x86_64: Process 5032 attached [pid 5031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5029] <... write resumed>) = 4 [pid 5026] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5024] rt_sigprocmask(SIG_SETMASK, [], [pid 5023] <... clone3 resumed> => {parent_tid=[5033]}, 88) = 5033 [pid 5032] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5031] <... openat resumed>) = 3 [pid 5030] <... openat resumed>) = 3 [pid 5029] close(3 [pid 5026] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5023] rt_sigprocmask(SIG_SETMASK, [], [pid 5032] <... rseq resumed>) = 0 [pid 5031] write(3, "1000", 4 [pid 5030] write(3, "1000", 4 [pid 5029] <... close resumed>) = 0 [pid 5026] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5024] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5033 attached [pid 5032] set_robust_list(0x7fb652e5d9a0, 24 [pid 5031] <... write resumed>) = 4 [pid 5030] <... write resumed>) = 4 [pid 5029] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5024] <... futex resumed>) = 0 [pid 5023] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5032] <... set_robust_list resumed>) = 0 [pid 5031] close(3 [pid 5030] close(3 [pid 5029] <... futex resumed>) = 0 [pid 5026] <... clone3 resumed> => {parent_tid=[5034]}, 88) = 5034 [pid 5024] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5023] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5034 attached [pid 5033] <... rseq resumed>) = 0 [pid 5032] rt_sigprocmask(SIG_SETMASK, [], [pid 5031] <... close resumed>) = 0 [pid 5030] <... close resumed>) = 0 [pid 5029] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5026] rt_sigprocmask(SIG_SETMASK, [], [pid 5023] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5034] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5033] set_robust_list(0x7fb652e5d9a0, 24 [pid 5032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5031] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5029] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5034] <... rseq resumed>) = 0 [pid 5033] <... set_robust_list resumed>) = 0 [pid 5032] memfd_create("syzkaller", 0 [pid 5031] <... futex resumed>) = 0 [pid 5030] <... futex resumed>) = 0 [pid 5029] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5026] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] set_robust_list(0x7fb652e5d9a0, 24 [pid 5033] rt_sigprocmask(SIG_SETMASK, [], [pid 5026] <... futex resumed>) = 0 [pid 5033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5026] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5033] memfd_create("syzkaller", 0) = 3 [pid 5033] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb64aa3d000 [pid 5034] <... set_robust_list resumed>) = 0 [pid 5033] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5031] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5030] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5029] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5034] rt_sigprocmask(SIG_SETMASK, [], [pid 5031] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5030] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5029] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5031] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5030] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5029] <... mmap resumed>) = 0x7fb652e3d000 [pid 5031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5034] memfd_create("syzkaller", 0 [pid 5031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5029] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5034] <... memfd_create resumed>) = 3 [pid 5031] <... mmap resumed>) = 0x7fb652e3d000 [pid 5030] <... mmap resumed>) = 0x7fb652e3d000 [pid 5029] <... mprotect resumed>) = 0 [pid 5034] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5031] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5030] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5029] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5034] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5031] <... mprotect resumed>) = 0 [pid 5030] <... mprotect resumed>) = 0 [pid 5029] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5031] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5032] <... memfd_create resumed>) = 3 [pid 5031] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5030] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5029] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5032] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5030] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5032] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5029] <... clone3 resumed> => {parent_tid=[5036]}, 88) = 5036 ./strace-static-x86_64: Process 5037 attached [ 71.054987][ T5032] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5032 'syz-executor247' [pid 5034] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5031] <... clone3 resumed> => {parent_tid=[5037]}, 88) = 5037 [pid 5029] rt_sigprocmask(SIG_SETMASK, [], [pid 5037] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5031] rt_sigprocmask(SIG_SETMASK, [], [pid 5030] <... clone3 resumed> => {parent_tid=[5038]}, 88) = 5038 [pid 5029] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5036 attached [pid 5037] <... rseq resumed>) = 0 [pid 5031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5030] rt_sigprocmask(SIG_SETMASK, [], [pid 5029] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5037] set_robust_list(0x7fb652e5d9a0, 24 [pid 5036] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5031] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5029] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5038 attached [pid 5037] <... set_robust_list resumed>) = 0 [pid 5036] <... rseq resumed>) = 0 [pid 5031] <... futex resumed>) = 0 [pid 5030] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5029] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5038] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5037] rt_sigprocmask(SIG_SETMASK, [], [pid 5036] set_robust_list(0x7fb652e5d9a0, 24 [pid 5031] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5030] <... futex resumed>) = 0 [pid 5038] <... rseq resumed>) = 0 [pid 5037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5036] <... set_robust_list resumed>) = 0 [pid 5030] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5038] set_robust_list(0x7fb652e5d9a0, 24 [pid 5037] memfd_create("syzkaller", 0 [pid 5036] rt_sigprocmask(SIG_SETMASK, [], [pid 5032] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5038] <... set_robust_list resumed>) = 0 [pid 5037] <... memfd_create resumed>) = 3 [pid 5036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5038] rt_sigprocmask(SIG_SETMASK, [], [pid 5037] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5036] memfd_create("syzkaller", 0 [pid 5038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5037] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5036] <... memfd_create resumed>) = 3 [pid 5038] memfd_create("syzkaller", 0 [pid 5036] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5033] <... write resumed>) = 2097152 [pid 5038] <... memfd_create resumed>) = 3 [pid 5036] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5038] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb64aa3d000 [pid 5037] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5038] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5036] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5034] <... write resumed>) = 2097152 [pid 5033] munmap(0x7fb64aa3d000, 2097152 [pid 5034] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5037] <... write resumed>) = 2097152 [pid 5034] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5033] <... munmap resumed>) = 0 [pid 5037] munmap(0x7fb64aa3d000, 2097152 [pid 5034] <... openat resumed>) = 4 [pid 5033] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5037] <... munmap resumed>) = 0 [pid 5034] ioctl(4, LOOP_SET_FD, 3 [pid 5037] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5033] <... openat resumed>) = 4 [pid 5033] ioctl(4, LOOP_SET_FD, 3 [pid 5037] <... openat resumed>) = 4 [pid 5034] <... ioctl resumed>) = 0 [pid 5037] ioctl(4, LOOP_SET_FD, 3 [pid 5034] close(3 [pid 5037] <... ioctl resumed>) = 0 [pid 5034] <... close resumed>) = 0 [pid 5033] <... ioctl resumed>) = 0 [pid 5032] <... write resumed>) = 2097152 [pid 5037] close(3 [pid 5034] mkdir("./file1", 0777 [pid 5033] close(3 [pid 5032] munmap(0x7fb64aa3d000, 2097152 [pid 5037] <... close resumed>) = 0 [pid 5034] <... mkdir resumed>) = 0 [pid 5033] <... close resumed>) = 0 [pid 5037] mkdir("./file1", 0777 [pid 5034] mount("/dev/loop2", "./file1", "nilfs2", MS_NODEV|MS_SYNCHRONOUS|MS_MANDLOCK|MS_SILENT|MS_LAZYTIME, "" [pid 5033] mkdir("./file1", 0777 [pid 5032] <... munmap resumed>) = 0 [pid 5037] <... mkdir resumed>) = -1 EEXIST (File exists) [ 71.216740][ T5034] loop2: detected capacity change from 0 to 4096 [ 71.218383][ T5033] loop0: detected capacity change from 0 to 4096 [ 71.232858][ T5037] loop4: detected capacity change from 0 to 4096 [ 71.256045][ T5034] ======================================================= [pid 5038] <... write resumed>) = 2097152 [pid 5038] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5038] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 4 [pid 5037] mount("/dev/loop4", "./file1", "nilfs2", MS_NODEV|MS_SYNCHRONOUS|MS_MANDLOCK|MS_SILENT|MS_LAZYTIME, "" [pid 5033] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5038] ioctl(4, LOOP_SET_FD, 3 [pid 5032] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5038] <... ioctl resumed>) = 0 [pid 5033] mount("/dev/loop0", "./file1", "nilfs2", MS_NODEV|MS_SYNCHRONOUS|MS_MANDLOCK|MS_SILENT|MS_LAZYTIME, "" [pid 5032] <... openat resumed>) = 4 [pid 5032] ioctl(4, LOOP_SET_FD, 3 [pid 5038] close(3) = 0 [pid 5038] mkdir("./file1", 0777) = -1 EEXIST (File exists) [ 71.256045][ T5034] WARNING: The mand mount option has been deprecated and [ 71.256045][ T5034] and is ignored by this kernel. Remove the mand [ 71.256045][ T5034] option from the mount to silence this warning. [ 71.256045][ T5034] ======================================================= [ 71.294494][ T5038] loop5: detected capacity change from 0 to 4096 [ 71.296551][ T5037] NILFS (loop4): broken superblock, retrying with spare superblock (blocksize = 1024) [pid 5038] mount("/dev/loop5", "./file1", "nilfs2", MS_NODEV|MS_SYNCHRONOUS|MS_MANDLOCK|MS_SILENT|MS_LAZYTIME, "" [pid 5036] <... write resumed>) = 2097152 [pid 5032] <... ioctl resumed>) = 0 [pid 5036] munmap(0x7fb64aa3d000, 2097152 [pid 5032] close(3 [pid 5036] <... munmap resumed>) = 0 [pid 5032] <... close resumed>) = 0 [pid 5036] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5032] mkdir("./file1", 0777 [pid 5036] <... openat resumed>) = 4 [pid 5036] ioctl(4, LOOP_SET_FD, 3 [pid 5032] <... mkdir resumed>) = -1 EEXIST (File exists) [ 71.314176][ T5032] loop1: detected capacity change from 0 to 4096 [ 71.320986][ T5033] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 71.321814][ T5038] NILFS (loop5): broken superblock, retrying with spare superblock (blocksize = 1024) [ 71.342161][ T5033] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 4096) [ 71.352735][ T5037] NILFS (loop4): broken superblock, retrying with spare superblock (blocksize = 4096) [pid 5036] <... ioctl resumed>) = 0 [pid 5032] mount("/dev/loop1", "./file1", "nilfs2", MS_NODEV|MS_SYNCHRONOUS|MS_MANDLOCK|MS_SILENT|MS_LAZYTIME, "" [pid 5036] close(3) = 0 [pid 5036] mkdir("./file1", 0777) = -1 EEXIST (File exists) [ 71.364601][ T5034] NILFS (loop2): broken superblock, retrying with spare superblock (blocksize = 1024) [ 71.375296][ T5036] loop3: detected capacity change from 0 to 4096 [ 71.382786][ T5038] NILFS (loop5): broken superblock, retrying with spare superblock (blocksize = 4096) [ 71.383140][ T5034] NILFS (loop2): broken superblock, retrying with spare superblock (blocksize = 4096) [ 71.405166][ T5032] NILFS (loop1): broken superblock, retrying with spare superblock (blocksize = 1024) [ 71.417760][ T5032] NILFS (loop1): broken superblock, retrying with spare superblock (blocksize = 4096) [ 71.430291][ T5036] NILFS (loop3): broken superblock, retrying with spare superblock (blocksize = 1024) [ 71.448536][ T5041] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [pid 5036] mount("/dev/loop3", "./file1", "nilfs2", MS_NODEV|MS_SYNCHRONOUS|MS_MANDLOCK|MS_SILENT|MS_LAZYTIME, "" [pid 5038] <... mount resumed>) = 0 [pid 5033] <... mount resumed>) = 0 [pid 5038] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5033] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5038] <... openat resumed>) = 3 [pid 5038] chdir("./file1") = 0 [pid 5038] ioctl(4, LOOP_CLR_FD) = 0 [pid 5038] close(4) = 0 [pid 5038] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5038] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5030] <... futex resumed>) = 0 [pid 5037] <... mount resumed>) = 0 [pid 5033] <... openat resumed>) = 3 [pid 5032] <... mount resumed>) = 0 [ 71.451602][ T5042] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 71.470847][ T5036] NILFS (loop3): broken superblock, retrying with spare superblock (blocksize = 4096) [ 71.480941][ T5040] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 71.506227][ T5043] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [pid 5030] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5038] <... futex resumed>) = 0 [pid 5030] <... futex resumed>) = 1 [pid 5038] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5037] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5034] <... mount resumed>) = 0 [pid 5033] chdir("./file1" [pid 5032] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5030] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5037] <... openat resumed>) = 3 [pid 5034] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5033] <... chdir resumed>) = 0 [pid 5032] <... openat resumed>) = 3 [pid 5037] chdir("./file1" [pid 5033] ioctl(4, LOOP_CLR_FD [pid 5032] chdir("./file1" [pid 5037] <... chdir resumed>) = 0 [pid 5033] <... ioctl resumed>) = 0 [pid 5032] <... chdir resumed>) = 0 [pid 5037] ioctl(4, LOOP_CLR_FD [pid 5033] close(4 [pid 5032] ioctl(4, LOOP_CLR_FD [pid 5037] <... ioctl resumed>) = 0 [pid 5034] <... openat resumed>) = 3 [pid 5033] <... close resumed>) = 0 [pid 5032] <... ioctl resumed>) = 0 [pid 5037] close(4 [pid 5033] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] chdir("./file1" [pid 5032] close(4 [pid 5037] <... close resumed>) = 0 [pid 5034] <... chdir resumed>) = 0 [pid 5033] <... futex resumed>) = 1 [pid 5032] <... close resumed>) = 0 [pid 5023] <... futex resumed>) = 0 [pid 5038] <... open resumed>) = 4 [pid 5037] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5036] <... mount resumed>) = 0 [pid 5034] ioctl(4, LOOP_CLR_FD [pid 5033] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5023] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5038] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5036] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5034] <... ioctl resumed>) = 0 [pid 5023] <... futex resumed>) = 0 [pid 5038] <... futex resumed>) = 1 [pid 5036] <... openat resumed>) = 3 [pid 5034] close(4 [pid 5023] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5038] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5036] chdir("./file1" [pid 5034] <... close resumed>) = 0 [pid 5036] <... chdir resumed>) = 0 [pid 5034] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5036] ioctl(4, LOOP_CLR_FD [pid 5034] <... futex resumed>) = 1 [pid 5026] <... futex resumed>) = 0 [pid 5037] <... futex resumed>) = 1 [pid 5036] <... ioctl resumed>) = 0 [pid 5034] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5032] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... futex resumed>) = 0 [pid 5030] <... futex resumed>) = 0 [pid 5026] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5037] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5036] close(4 [pid 5034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5033] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5032] <... futex resumed>) = 1 [pid 5031] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] <... futex resumed>) = 0 [pid 5024] <... futex resumed>) = 0 [pid 5038] <... futex resumed>) = 0 [pid 5037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5036] <... close resumed>) = 0 [pid 5034] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5032] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5031] <... futex resumed>) = 0 [pid 5030] <... futex resumed>) = 1 [pid 5026] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5038] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5037] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5036] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] <... open resumed>) = 4 [pid 5033] <... open resumed>) = 4 [pid 5032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5031] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5030] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] <... futex resumed>) = 0 [pid 5038] <... open resumed>) = 5 [pid 5037] <... open resumed>) = 4 [pid 5036] <... futex resumed>) = 1 [pid 5034] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5029] <... futex resumed>) = 0 [pid 5024] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5038] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5036] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] <... futex resumed>) = 1 [pid 5026] <... futex resumed>) = 0 [pid 5038] <... futex resumed>) = 1 [pid 5037] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5033] <... futex resumed>) = 1 [pid 5032] <... open resumed>) = 4 [pid 5030] <... futex resumed>) = 0 [pid 5029] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] <... futex resumed>) = 0 [pid 5038] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5037] <... futex resumed>) = 1 [pid 5036] <... futex resumed>) = 0 [pid 5034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5033] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5032] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... futex resumed>) = 0 [pid 5030] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5029] <... futex resumed>) = 1 [pid 5026] <... futex resumed>) = 0 [pid 5023] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5037] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5036] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5034] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5032] <... futex resumed>) = 1 [pid 5031] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] <... futex resumed>) = 0 [pid 5029] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5026] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] <... futex resumed>) = 0 [pid 5023] <... futex resumed>) = 0 [pid 5038] ftruncate(5, 33587195 [pid 5037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5034] <... open resumed>) = 5 [pid 5033] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5032] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5031] <... futex resumed>) = 0 [pid 5030] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5038] <... ftruncate resumed>) = 0 [pid 5037] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5034] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] <... open resumed>) = 5 [pid 5032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 71.517026][ T5044] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 71.549147][ T5045] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [pid 5031] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] <... futex resumed>) = 0 [pid 5038] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5037] <... open resumed>) = 5 [pid 5036] <... open resumed>) = 4 [pid 5034] <... futex resumed>) = 1 [pid 5033] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5026] <... futex resumed>) = 0 [pid 5024] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5038] <... futex resumed>) = 1 [pid 5037] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5036] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5033] <... futex resumed>) = 1 [pid 5032] <... open resumed>) = 5 [pid 5030] <... futex resumed>) = 0 [pid 5026] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] <... futex resumed>) = 0 [pid 5038] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5037] <... futex resumed>) = 1 [pid 5036] <... futex resumed>) = 1 [pid 5034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5033] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5032] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... futex resumed>) = 0 [pid 5030] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5029] <... futex resumed>) = 0 [pid 5026] <... futex resumed>) = 0 [pid 5023] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5037] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5036] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] ftruncate(5, 33587195 [pid 5033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5032] <... futex resumed>) = 1 [pid 5031] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] <... futex resumed>) = 0 [pid 5029] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] <... futex resumed>) = 0 [pid 5023] <... futex resumed>) = 0 [pid 5038] sendfile(4, 5, NULL, 281474978811909 [pid 5037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5034] <... ftruncate resumed>) = 0 [pid 5033] ftruncate(5, 33587195 [pid 5032] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5031] <... futex resumed>) = 0 [pid 5030] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5029] <... futex resumed>) = 0 [pid 5024] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5037] ftruncate(5, 33587195 [pid 5036] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5034] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] <... ftruncate resumed>) = 0 [pid 5032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5031] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5029] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] <... futex resumed>) = 0 [pid 5037] <... ftruncate resumed>) = 0 [pid 5036] <... open resumed>) = 5 [pid 5034] <... futex resumed>) = 1 [pid 5033] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] ftruncate(5, 33587195 [pid 5026] <... futex resumed>) = 0 [pid 5024] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5037] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5036] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5033] <... futex resumed>) = 1 [pid 5032] <... ftruncate resumed>) = 0 [pid 5026] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] <... futex resumed>) = 0 [pid 5037] <... futex resumed>) = 1 [pid 5036] <... futex resumed>) = 1 [pid 5034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5033] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5032] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... futex resumed>) = 0 [pid 5029] <... futex resumed>) = 0 [pid 5026] <... futex resumed>) = 0 [pid 5023] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5037] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5036] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] sendfile(4, 5, NULL, 281474978811909 [pid 5033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5032] <... futex resumed>) = 1 [pid 5031] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5029] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] <... futex resumed>) = 0 [pid 5023] <... futex resumed>) = 0 [pid 5037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5033] sendfile(4, 5, NULL, 281474978811909 [pid 5032] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5031] <... futex resumed>) = 0 [pid 5029] <... futex resumed>) = 0 [pid 5024] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5037] sendfile(4, 5, NULL, 281474978811909 [pid 5036] ftruncate(5, 33587195 [pid 5032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5031] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5029] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] <... futex resumed>) = 0 [pid 5036] <... ftruncate resumed>) = 0 [pid 5032] sendfile(4, 5, NULL, 281474978811909 [pid 5024] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5036] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5029] <... futex resumed>) = 0 [pid 5036] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5029] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5029] <... futex resumed>) = 0 [pid 5036] sendfile(4, 5, NULL, 281474978811909 [pid 5029] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5030] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5030] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5030] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5026] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5030] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5026] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5030] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5026] <... futex resumed>) = 0 [pid 5023] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5031] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5026] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5024] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5023] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... futex resumed>) = 0 [pid 5026] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5024] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5046 attached [pid 5031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5030] <... clone3 resumed> => {parent_tid=[5046]}, 88) = 5046 [pid 5029] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5026] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5024] <... futex resumed>) = 0 [pid 5023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5046] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5031] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5030] rt_sigprocmask(SIG_SETMASK, [], [pid 5029] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] <... mprotect resumed>) = 0 [pid 5024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5023] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5046] <... rseq resumed>) = 0 [pid 5031] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5029] <... futex resumed>) = 0 [pid 5026] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5024] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5023] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5046] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5031] <... mprotect resumed>) = 0 [pid 5030] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5029] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5026] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5031] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5030] <... futex resumed>) = 0 [pid 5029] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5026] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5024] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5023] <... mprotect resumed>) = 0 [pid 5046] <... set_robust_list resumed>) = 0 [pid 5031] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5030] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5029] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5024] <... mprotect resumed>) = 0 [pid 5023] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5046] rt_sigprocmask(SIG_SETMASK, [], [pid 5031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5029] <... mprotect resumed>) = 0 [pid 5026] <... clone3 resumed> => {parent_tid=[5047]}, 88) = 5047 [pid 5024] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5023] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5047 attached [pid 5046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5029] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5026] rt_sigprocmask(SIG_SETMASK, [], [pid 5024] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0}./strace-static-x86_64: Process 5048 attached [pid 5047] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5046] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5037] <... sendfile resumed>) = 77824 [pid 5034] <... sendfile resumed>) = 94208 [pid 5033] <... sendfile resumed>) = 90112 [pid 5032] <... sendfile resumed>) = 86016 [pid 5031] <... clone3 resumed> => {parent_tid=[5048]}, 88) = 5048 [pid 5029] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0}./strace-static-x86_64: Process 5049 attached [pid 5048] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5047] <... rseq resumed>) = 0 [pid 5046] <... openat resumed>) = 6 [pid 5037] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] rt_sigprocmask(SIG_SETMASK, [], [pid 5029] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5026] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5052 attached ./strace-static-x86_64: Process 5051 attached [pid 5049] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5048] <... rseq resumed>) = 0 [pid 5047] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5046] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5037] <... futex resumed>) = 0 [pid 5034] <... futex resumed>) = 0 [pid 5033] <... futex resumed>) = 0 [pid 5032] <... futex resumed>) = 0 [pid 5031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5026] <... futex resumed>) = 0 [pid 5023] <... clone3 resumed> => {parent_tid=[5049]}, 88) = 5049 [pid 5052] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5051] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5049] <... rseq resumed>) = 0 [pid 5048] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5047] <... set_robust_list resumed>) = 0 [pid 5046] <... futex resumed>) = 1 [pid 5037] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5033] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5032] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5031] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] <... futex resumed>) = 0 [pid 5029] <... clone3 resumed> => {parent_tid=[5052]}, 88) = 5052 [pid 5026] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] <... clone3 resumed> => {parent_tid=[5051]}, 88) = 5051 [pid 5023] rt_sigprocmask(SIG_SETMASK, [], [pid 5052] <... rseq resumed>) = 0 [pid 5051] <... rseq resumed>) = 0 [pid 5049] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5048] <... set_robust_list resumed>) = 0 [pid 5047] rt_sigprocmask(SIG_SETMASK, [], [pid 5046] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5031] <... futex resumed>) = 0 [pid 5030] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5029] rt_sigprocmask(SIG_SETMASK, [], [pid 5024] rt_sigprocmask(SIG_SETMASK, [], [pid 5023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5052] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5051] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5049] <... set_robust_list resumed>) = 0 [pid 5048] rt_sigprocmask(SIG_SETMASK, [], [pid 5047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5031] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5030] <... futex resumed>) = 0 [pid 5029] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5023] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5052] <... set_robust_list resumed>) = 0 [pid 5051] <... set_robust_list resumed>) = 0 [pid 5049] rt_sigprocmask(SIG_SETMASK, [], [pid 5048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5047] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5046] lseek(6, 257, SEEK_SET [pid 5030] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5029] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5024] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] <... futex resumed>) = 0 [pid 5052] rt_sigprocmask(SIG_SETMASK, [], [pid 5051] rt_sigprocmask(SIG_SETMASK, [], [pid 5049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5048] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5047] <... openat resumed>) = 6 [pid 5046] <... lseek resumed>) = 257 [pid 5029] <... futex resumed>) = 0 [pid 5024] <... futex resumed>) = 0 [pid 5023] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5049] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5048] <... openat resumed>) = 6 [pid 5047] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5046] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5029] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5052] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5051] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5049] <... openat resumed>) = 6 [pid 5048] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5047] <... futex resumed>) = 1 [pid 5046] <... futex resumed>) = 1 [pid 5030] <... futex resumed>) = 0 [pid 5026] <... futex resumed>) = 0 [pid 5052] <... openat resumed>) = 6 [pid 5051] <... openat resumed>) = 6 [pid 5049] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5048] <... futex resumed>) = 1 [pid 5047] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5046] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5031] <... futex resumed>) = 0 [pid 5030] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5052] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5051] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5049] <... futex resumed>) = 1 [pid 5048] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5034] <... futex resumed>) = 0 [pid 5031] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] <... futex resumed>) = 0 [pid 5026] <... futex resumed>) = 1 [pid 5023] <... futex resumed>) = 0 [pid 5052] <... futex resumed>) = 1 [pid 5051] <... futex resumed>) = 1 [pid 5049] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5046] getdents64(6, [pid 5037] <... futex resumed>) = 0 [pid 5034] lseek(6, 257, SEEK_SET [pid 5031] <... futex resumed>) = 1 [pid 5030] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5029] <... futex resumed>) = 0 [pid 5026] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] <... futex resumed>) = 0 [pid 5023] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5052] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5051] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5037] lseek(6, 257, SEEK_SET [pid 5034] <... lseek resumed>) = 257 [pid 5033] <... futex resumed>) = 0 [pid 5031] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5029] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5024] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] <... futex resumed>) = 1 [pid 5052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5037] <... lseek resumed>) = 257 [pid 5034] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] lseek(6, 257, SEEK_SET [pid 5032] <... futex resumed>) = 0 [pid 5029] <... futex resumed>) = 0 [pid 5024] <... futex resumed>) = 1 [pid 5023] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5052] lseek(6, 257, SEEK_SET [pid 5037] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] <... futex resumed>) = 1 [pid 5033] <... lseek resumed>) = 257 [pid 5032] lseek(6, 257, SEEK_SET [pid 5029] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5026] <... futex resumed>) = 0 [pid 5024] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5052] <... lseek resumed>) = 257 [pid 5037] <... futex resumed>) = 1 [pid 5034] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5033] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] <... lseek resumed>) = 257 [pid 5031] <... futex resumed>) = 0 [pid 5026] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5052] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5037] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5033] <... futex resumed>) = 1 [pid 5032] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] <... futex resumed>) = 0 [pid 5023] <... futex resumed>) = 0 [pid 5052] <... futex resumed>) = 1 [pid 5037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5034] getdents64(6, [pid 5033] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5032] <... futex resumed>) = 1 [pid 5031] <... futex resumed>) = 0 [pid 5029] <... futex resumed>) = 0 [pid 5026] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] <... futex resumed>) = 0 [pid 5023] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5052] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5046] <... getdents64 resumed>0x9999999999999999, 41) = -1 EIO (Input/output error) [pid 5038] <... sendfile resumed>) = 208896 [pid 5037] getdents64(6, [pid 5033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5032] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5031] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5029] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5024] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] <... futex resumed>) = 0 [pid 5052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 71.819080][ T5046] NILFS error (device loop0): nilfs_readdir: zero-length directory entry [ 71.838332][ T5046] Remounting filesystem read-only [ 71.844545][ T5034] NILFS error (device loop2): nilfs_readdir: zero-length directory entry [ 71.855302][ T5037] NILFS error (device loop2): nilfs_readdir: zero-length directory entry [pid 5033] getdents64(6, [pid 5032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5029] <... futex resumed>) = 0 [pid 5024] <... futex resumed>) = 0 [pid 5023] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5052] getdents64(6, [pid 5038] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] getdents64(6, [pid 5030] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5029] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5046] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5038] <... futex resumed>) = 0 [pid 5036] <... sendfile resumed>) = 368640 [pid 5031] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5030] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5037] <... getdents64 resumed>0x9999999999999999, 41) = -1 EIO (Input/output error) [pid 5031] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] <... futex resumed>) = 0 [pid 5048] <... futex resumed>) = 0 [pid 5037] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... futex resumed>) = 1 [pid 5030] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5048] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5037] <... futex resumed>) = 0 [pid 5031] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5048] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5037] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5048] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5031] <... futex resumed>) = 0 [pid 5048] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5031] exit_group(0 [pid 5046] <... futex resumed>) = 0 [pid 5038] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5036] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5048] <... futex resumed>) = ? [pid 5037] <... futex resumed>) = ? [pid 5033] <... getdents64 resumed>0x9999999999999999, 41) = -1 EIO (Input/output error) [pid 5031] <... exit_group resumed>) = ? [ 71.856740][ T5033] NILFS error (device loop2): nilfs_readdir: zero-length directory entry [ 71.873860][ T5037] Remounting filesystem read-only [ 71.879335][ T5034] Remounting filesystem read-only [ 71.886287][ T5052] NILFS error (device loop3): nilfs_readdir: zero-length directory entry [ 71.895110][ T5032] NILFS error (device loop2): nilfs_readdir: zero-length directory entry [ 71.903715][ T5032] Remounting filesystem read-only [ 71.909277][ T5033] Remounting filesystem read-only [pid 5048] +++ exited with 0 +++ [pid 5047] <... futex resumed>) = 0 [pid 5046] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5038] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5037] +++ exited with 0 +++ [pid 5036] <... futex resumed>) = 0 [pid 5034] <... getdents64 resumed>0x9999999999999999, 41) = -1 EIO (Input/output error) [pid 5033] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] <... getdents64 resumed>0x9999999999999999, 41) = -1 EIO (Input/output error) [pid 5031] +++ exited with 0 +++ [pid 5026] <... futex resumed>) = 1 [pid 5047] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EROFS (Read-only file system) [pid 5047] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5052] <... getdents64 resumed>0x9999999999999999, 41) = -1 EIO (Input/output error) [pid 5033] <... futex resumed>) = 1 [pid 5032] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5031, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5052] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5047] <... futex resumed>) = 0 [pid 5038] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5036] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5032] <... futex resumed>) = 1 [pid 5026] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5024] <... futex resumed>) = 0 [pid 5023] <... futex resumed>) = 0 [pid 5052] <... futex resumed>) = 1 [pid 5032] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5052] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5029] <... futex resumed>) = 0 [pid 5047] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5038] <... futex resumed>) = 1 [pid 5034] <... futex resumed>) = 0 [pid 5030] <... futex resumed>) = 0 [pid 5029] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5025] <... openat resumed>) = 3 [pid 5024] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5023] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5038] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5036] <... futex resumed>) = 0 [pid 5034] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5033] <... futex resumed>) = 0 [pid 5032] <... futex resumed>) = 0 [pid 5030] exit_group(0 [pid 5029] <... futex resumed>) = 1 [pid 5026] exit_group(0 [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5024] <... futex resumed>) = 1 [pid 5023] <... futex resumed>) = 1 [pid 5047] <... futex resumed>) = ? [pid 5046] <... futex resumed>) = ? [pid 5038] <... futex resumed>) = ? [pid 5036] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5034] <... futex resumed>) = ? [pid 5033] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5032] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5030] <... exit_group resumed>) = ? [pid 5029] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5026] <... exit_group resumed>) = ? [pid 5025] <... ioctl resumed>) = 0 [pid 5024] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5023] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5047] +++ exited with 0 +++ [pid 5046] +++ exited with 0 +++ [pid 5038] +++ exited with 0 +++ [pid 5036] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5034] +++ exited with 0 +++ [pid 5033] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5032] <... openat resumed>) = -1 EROFS (Read-only file system) [pid 5025] close(3 [pid 5033] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5025] <... close resumed>) = 0 [pid 5033] <... futex resumed>) = 0 [pid 5032] <... futex resumed>) = 0 [pid 5030] +++ exited with 0 +++ [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5033] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5032] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5030, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5053 [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 5027] ioctl(3, LOOP_CLR_FD) = 0 [pid 5027] close(3) = 0 [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5036] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] +++ exited with 0 +++ [pid 5036] <... futex resumed>) = 1 [pid 5029] <... futex resumed>) = 0 [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5054 [pid 5024] exit_group(0 [pid 5023] exit_group(0 [pid 5051] <... futex resumed>) = ? [pid 5049] <... futex resumed>) = ? [pid 5036] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5033] <... futex resumed>) = ? [pid 5032] <... futex resumed>) = ? [pid 5029] exit_group(0 [pid 5024] <... exit_group resumed>) = ? [pid 5023] <... exit_group resumed>) = ? [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5026, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5052] <... futex resumed>) = ? [pid 5051] +++ exited with 0 +++ [pid 5049] +++ exited with 0 +++ [pid 5036] <... futex resumed>) = ? [pid 5033] +++ exited with 0 +++ [pid 5032] +++ exited with 0 +++ [pid 5029] <... exit_group resumed>) = ? [pid 5021] restart_syscall(<... resuming interrupted clone ...> [pid 5052] +++ exited with 0 +++ [pid 5024] +++ exited with 0 +++ [pid 5021] <... restart_syscall resumed>) = 0 [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5024, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5036] +++ exited with 0 +++ [pid 5029] +++ exited with 0 +++ [ 71.918964][ T5052] Remounting filesystem read-only [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5020] restart_syscall(<... resuming interrupted clone ...> [pid 5023] +++ exited with 0 +++ [pid 5021] <... openat resumed>) = 3 [pid 5020] <... restart_syscall resumed>) = 0 [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5029, si_uid=0, si_status=0, si_utime=0, si_stime=17 /* 0.17 s */} --- [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5021] <... ioctl resumed>) = 0 [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5023, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5022] <... openat resumed>) = 3 [pid 5021] close(3 [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5021] <... close resumed>) = 0 [pid 5020] <... openat resumed>) = 3 [pid 5019] <... openat resumed>) = 3 [pid 5022] <... ioctl resumed>) = 0 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] ioctl(3, LOOP_CLR_FD [pid 5019] ioctl(3, LOOP_CLR_FD [pid 5022] close(3 [pid 5020] <... ioctl resumed>) = 0 [pid 5019] <... ioctl resumed>) = 0 [pid 5022] <... close resumed>) = 0 [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5055 [pid 5020] close(3 [pid 5019] close(3 [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] <... close resumed>) = 0 [pid 5019] <... close resumed>) = 0 ./strace-static-x86_64: Process 5053 attached [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5056 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5057 [pid 5019] <... clone resumed>, child_tidptr=0x555555609690) = 5058 ./strace-static-x86_64: Process 5055 attached [pid 5055] set_robust_list(0x5555556096a0, 24./strace-static-x86_64: Process 5057 attached ) = 0 ./strace-static-x86_64: Process 5058 attached ./strace-static-x86_64: Process 5056 attached ./strace-static-x86_64: Process 5054 attached [pid 5057] set_robust_list(0x5555556096a0, 24 [pid 5055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5053] set_robust_list(0x5555556096a0, 24 [pid 5058] set_robust_list(0x5555556096a0, 24 [pid 5057] <... set_robust_list resumed>) = 0 [pid 5056] set_robust_list(0x5555556096a0, 24 [pid 5055] <... prctl resumed>) = 0 [pid 5054] set_robust_list(0x5555556096a0, 24 [pid 5053] <... set_robust_list resumed>) = 0 [pid 5058] <... set_robust_list resumed>) = 0 [pid 5057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5056] <... set_robust_list resumed>) = 0 [pid 5055] setpgid(0, 0 [pid 5054] <... set_robust_list resumed>) = 0 [pid 5053] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5057] <... prctl resumed>) = 0 [pid 5056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5055] <... setpgid resumed>) = 0 [pid 5054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5053] <... prctl resumed>) = 0 [pid 5058] <... prctl resumed>) = 0 [pid 5057] setpgid(0, 0 [pid 5056] <... prctl resumed>) = 0 [pid 5055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5054] <... prctl resumed>) = 0 [pid 5053] setpgid(0, 0 [pid 5058] setpgid(0, 0 [pid 5057] <... setpgid resumed>) = 0 [pid 5056] setpgid(0, 0 [pid 5055] <... openat resumed>) = 3 [pid 5054] setpgid(0, 0 [pid 5053] <... setpgid resumed>) = 0 [pid 5058] <... setpgid resumed>) = 0 [pid 5057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5056] <... setpgid resumed>) = 0 [pid 5055] write(3, "1000", 4 [pid 5054] <... setpgid resumed>) = 0 [pid 5053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5057] <... openat resumed>) = 3 [pid 5056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5055] <... write resumed>) = 4 [pid 5054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5058] <... openat resumed>) = 3 [pid 5057] write(3, "1000", 4 [pid 5056] <... openat resumed>) = 3 [pid 5055] close(3 [pid 5054] <... openat resumed>) = 3 [pid 5053] <... openat resumed>) = 3 [pid 5058] write(3, "1000", 4 [pid 5057] <... write resumed>) = 4 [pid 5056] write(3, "1000", 4 [pid 5055] <... close resumed>) = 0 [pid 5054] write(3, "1000", 4 [pid 5053] write(3, "1000", 4 [pid 5058] <... write resumed>) = 4 [pid 5057] close(3 [pid 5056] <... write resumed>) = 4 [pid 5055] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5054] <... write resumed>) = 4 [pid 5053] <... write resumed>) = 4 [pid 5058] close(3 [pid 5057] <... close resumed>) = 0 [pid 5056] close(3 [pid 5055] <... futex resumed>) = 0 [pid 5054] close(3 [pid 5053] close(3 [pid 5058] <... close resumed>) = 0 [pid 5057] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5056] <... close resumed>) = 0 [pid 5055] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5054] <... close resumed>) = 0 [pid 5053] <... close resumed>) = 0 [pid 5058] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5057] <... futex resumed>) = 0 [pid 5056] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5055] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5054] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5053] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5058] <... futex resumed>) = 0 [pid 5057] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5056] <... futex resumed>) = 0 [pid 5055] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5054] <... futex resumed>) = 0 [pid 5053] <... futex resumed>) = 0 [pid 5058] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5057] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5056] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5054] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5053] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5058] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5057] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5056] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5054] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5053] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5058] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5056] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5055] <... mmap resumed>) = 0x7fb652e3d000 [pid 5054] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5053] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5057] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5055] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5057] <... mmap resumed>) = 0x7fb652e3d000 [pid 5056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5055] <... mprotect resumed>) = 0 [pid 5054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5053] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5058] <... mmap resumed>) = 0x7fb652e3d000 [pid 5057] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5056] <... mmap resumed>) = 0x7fb652e3d000 [pid 5055] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5054] <... mmap resumed>) = 0x7fb652e3d000 [pid 5053] <... mmap resumed>) = 0x7fb652e3d000 [pid 5058] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5057] <... mprotect resumed>) = 0 [pid 5056] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5055] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5054] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5053] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5058] <... mprotect resumed>) = 0 [pid 5057] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5056] <... mprotect resumed>) = 0 [pid 5055] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5054] <... mprotect resumed>) = 0 [pid 5058] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5057] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5056] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5054] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5053] <... mprotect resumed>) = 0 [pid 5058] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5057] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5056] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5055] <... clone3 resumed> => {parent_tid=[5059]}, 88) = 5059 [pid 5054] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5053] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5059 attached [pid 5058] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5056] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5055] rt_sigprocmask(SIG_SETMASK, [], [pid 5054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5053] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5059] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5057] <... clone3 resumed> => {parent_tid=[5060]}, 88) = 5060 [pid 5055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5053] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5059] <... rseq resumed>) = 0 [pid 5058] <... clone3 resumed> => {parent_tid=[5061]}, 88) = 5061 [pid 5057] rt_sigprocmask(SIG_SETMASK, [], [pid 5056] <... clone3 resumed> => {parent_tid=[5062]}, 88) = 5062 [pid 5055] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5054] <... clone3 resumed> => {parent_tid=[5063]}, 88) = 5063 ./strace-static-x86_64: Process 5060 attached [pid 5059] set_robust_list(0x7fb652e5d9a0, 24 [pid 5058] rt_sigprocmask(SIG_SETMASK, [], [pid 5057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5056] rt_sigprocmask(SIG_SETMASK, [], [pid 5055] <... futex resumed>) = 0 [pid 5054] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5063 attached ./strace-static-x86_64: Process 5062 attached ./strace-static-x86_64: Process 5061 attached [pid 5060] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5059] <... set_robust_list resumed>) = 0 [pid 5058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5057] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5055] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5053] <... clone3 resumed> => {parent_tid=[5064]}, 88) = 5064 ./strace-static-x86_64: Process 5064 attached [pid 5063] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5062] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5061] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5060] <... rseq resumed>) = 0 [pid 5059] rt_sigprocmask(SIG_SETMASK, [], [pid 5058] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5057] <... futex resumed>) = 0 [pid 5056] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5054] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5053] rt_sigprocmask(SIG_SETMASK, [], [pid 5064] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5063] <... rseq resumed>) = 0 [pid 5062] <... rseq resumed>) = 0 [pid 5061] <... rseq resumed>) = 0 [pid 5060] set_robust_list(0x7fb652e5d9a0, 24 [pid 5059] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5058] <... futex resumed>) = 0 [pid 5057] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5056] <... futex resumed>) = 0 [pid 5054] <... futex resumed>) = 0 [pid 5053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5064] <... rseq resumed>) = 0 [pid 5063] set_robust_list(0x7fb652e5d9a0, 24 [pid 5062] set_robust_list(0x7fb652e5d9a0, 24 [pid 5061] set_robust_list(0x7fb652e5d9a0, 24 [pid 5060] <... set_robust_list resumed>) = 0 [pid 5059] memfd_create("syzkaller", 0 [pid 5058] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5056] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5054] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5053] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5064] set_robust_list(0x7fb652e5d9a0, 24 [pid 5063] <... set_robust_list resumed>) = 0 [pid 5062] <... set_robust_list resumed>) = 0 [pid 5061] <... set_robust_list resumed>) = 0 [pid 5060] rt_sigprocmask(SIG_SETMASK, [], [pid 5059] <... memfd_create resumed>) = 3 [pid 5053] <... futex resumed>) = 0 [pid 5064] <... set_robust_list resumed>) = 0 [pid 5063] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5059] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5053] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5063] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] memfd_create("syzkaller", 0 [pid 5063] memfd_create("syzkaller", 0 [pid 5061] memfd_create("syzkaller", 0 [pid 5060] <... memfd_create resumed>) = 3 [pid 5064] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... memfd_create resumed>) = 3 [pid 5062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... memfd_create resumed>) = 3 [pid 5060] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5059] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5064] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5062] memfd_create("syzkaller", 0 [pid 5061] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5060] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5064] memfd_create("syzkaller", 0 [pid 5063] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5062] <... memfd_create resumed>) = 3 [pid 5061] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5060] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5064] <... memfd_create resumed>) = 3 [pid 5062] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5061] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5059] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5064] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5062] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5064] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5063] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5064] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5062] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152) = 2097152 [pid 5061] <... write resumed>) = 2097152 [pid 5064] <... write resumed>) = 2097152 [pid 5060] <... write resumed>) = 2097152 [pid 5059] <... write resumed>) = 2097152 [pid 5064] munmap(0x7fb64aa3d000, 2097152 [pid 5062] munmap(0x7fb64aa3d000, 2097152 [pid 5059] munmap(0x7fb64aa3d000, 2097152 [pid 5061] munmap(0x7fb64aa3d000, 2097152 [pid 5060] munmap(0x7fb64aa3d000, 2097152 [pid 5059] <... munmap resumed>) = 0 [pid 5062] <... munmap resumed>) = 0 [pid 5059] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5064] <... munmap resumed>) = 0 [pid 5063] <... write resumed>) = 2097152 [pid 5062] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5061] <... munmap resumed>) = 0 [pid 5060] <... munmap resumed>) = 0 [pid 5059] <... openat resumed>) = 4 [pid 5064] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5063] munmap(0x7fb64aa3d000, 2097152 [pid 5062] <... openat resumed>) = 4 [pid 5061] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5060] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5059] ioctl(4, LOOP_SET_FD, 3 [pid 5064] <... openat resumed>) = 4 [pid 5063] <... munmap resumed>) = 0 [pid 5062] ioctl(4, LOOP_SET_FD, 3 [pid 5061] <... openat resumed>) = 4 [pid 5060] <... openat resumed>) = 4 [pid 5059] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5062] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5060] ioctl(4, LOOP_SET_FD, 3 [pid 5059] ioctl(4, LOOP_CLR_FD [pid 5064] ioctl(4, LOOP_SET_FD, 3 [pid 5062] ioctl(4, LOOP_CLR_FD [pid 5064] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5062] <... ioctl resumed>) = 0 [pid 5060] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5059] <... ioctl resumed>) = 0 [pid 5064] ioctl(4, LOOP_CLR_FD [pid 5060] ioctl(4, LOOP_CLR_FD [pid 5064] <... ioctl resumed>) = 0 [pid 5061] ioctl(4, LOOP_SET_FD, 3 [pid 5060] <... ioctl resumed>) = 0 [pid 5063] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5061] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5063] <... openat resumed>) = 4 [pid 5062] ioctl(4, LOOP_SET_FD, 3 [pid 5061] ioctl(4, LOOP_CLR_FD [pid 5059] ioctl(4, LOOP_SET_FD, 3 [pid 5062] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5061] <... ioctl resumed>) = 0 [pid 5059] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5064] ioctl(4, LOOP_SET_FD, 3 [pid 5063] ioctl(4, LOOP_SET_FD, 3 [pid 5062] close(4 [pid 5060] ioctl(4, LOOP_SET_FD, 3 [pid 5059] close(4 [pid 5064] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5063] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5062] <... close resumed>) = 0 [pid 5060] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5064] close(4 [pid 5063] ioctl(4, LOOP_CLR_FD [pid 5062] close(3 [pid 5060] close(4 [pid 5064] <... close resumed>) = 0 [pid 5063] <... ioctl resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 5064] close(3 [pid 5060] close(3 [pid 5062] <... close resumed>) = 0 [pid 5059] <... close resumed>) = 0 [pid 5063] ioctl(4, LOOP_SET_FD, 3 [pid 5062] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] ioctl(4, LOOP_SET_FD, 3 [pid 5059] close(3 [pid 5063] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5062] <... futex resumed>) = 1 [pid 5061] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5056] <... futex resumed>) = 0 [pid 5063] close(4) = 0 [pid 5063] close(3 [pid 5062] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5061] close(4 [pid 5056] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 5062] <... open resumed>) = 3 [pid 5061] <... close resumed>) = 0 [pid 5059] <... close resumed>) = 0 [pid 5056] <... futex resumed>) = 0 [pid 5062] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(3 [pid 5060] <... close resumed>) = 0 [pid 5059] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5056] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5064] <... close resumed>) = 0 [pid 5062] <... futex resumed>) = 0 [pid 5060] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5064] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... futex resumed>) = 1 [pid 5057] <... futex resumed>) = 0 [pid 5064] <... futex resumed>) = 1 [pid 5060] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5057] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5053] <... futex resumed>) = 0 [pid 5064] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] <... open resumed>) = 3 [pid 5057] <... futex resumed>) = 0 [pid 5053] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5057] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5053] <... futex resumed>) = 0 [pid 5064] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5060] <... futex resumed>) = 0 [pid 5057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5053] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5064] <... open resumed>) = 3 [pid 5063] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5059] <... futex resumed>) = 1 [pid 5057] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5055] <... futex resumed>) = 0 [pid 5064] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... futex resumed>) = 1 [pid 5060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5059] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5057] <... futex resumed>) = 0 [pid 5056] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5055] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5054] <... futex resumed>) = 0 [pid 5064] <... futex resumed>) = 1 [pid 5063] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... futex resumed>) = 0 [pid 5060] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5057] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5056] <... futex resumed>) = 1 [pid 5055] <... futex resumed>) = 0 [pid 5054] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5053] <... futex resumed>) = 0 [pid 5064] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5061] <... close resumed>) = 0 [pid 5060] <... open resumed>) = 4 [pid 5059] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5056] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5055] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5054] <... futex resumed>) = 0 [pid 5053] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5062] <... open resumed>) = 4 [pid 5061] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5059] <... open resumed>) = 3 [pid 5054] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5053] <... futex resumed>) = 0 [pid 5064] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5063] <... open resumed>) = 3 [pid 5062] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... futex resumed>) = 1 [pid 5060] <... futex resumed>) = 1 [pid 5059] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5058] <... futex resumed>) = 0 [pid 5057] <... futex resumed>) = 0 [pid 5053] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5064] <... open resumed>) = 4 [pid 5063] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... futex resumed>) = 1 [pid 5061] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5059] <... futex resumed>) = 1 [pid 5058] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5057] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5056] <... futex resumed>) = 0 [pid 5055] <... futex resumed>) = 0 [pid 5064] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... futex resumed>) = 1 [pid 5062] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5059] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5058] <... futex resumed>) = 0 [pid 5057] <... futex resumed>) = 0 [pid 5056] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5055] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5054] <... futex resumed>) = 0 [pid 5064] <... futex resumed>) = 1 [pid 5063] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5060] ftruncate(4, 33587195 [pid 5059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5058] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5057] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5056] <... futex resumed>) = 0 [pid 5055] <... futex resumed>) = 0 [pid 5054] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5053] <... futex resumed>) = 0 [pid 5064] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] ftruncate(4, 33587195 [pid 5061] <... open resumed>) = 3 [pid 5060] <... ftruncate resumed>) = 0 [pid 5059] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5056] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5055] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5054] <... futex resumed>) = 0 [pid 5053] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5060] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5054] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5053] <... futex resumed>) = 0 [pid 5064] ftruncate(4, 33587195 [pid 5063] <... open resumed>) = 4 [pid 5062] <... ftruncate resumed>) = 0 [pid 5061] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... futex resumed>) = 1 [pid 5059] <... open resumed>) = 4 [pid 5057] <... futex resumed>) = 0 [pid 5053] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5064] <... ftruncate resumed>) = 0 [pid 5063] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... futex resumed>) = 1 [pid 5060] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5059] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5058] <... futex resumed>) = 0 [pid 5057] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5064] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... futex resumed>) = 1 [pid 5062] <... futex resumed>) = 1 [pid 5061] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5059] <... futex resumed>) = 1 [pid 5058] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5057] <... futex resumed>) = 0 [pid 5056] <... futex resumed>) = 0 [pid 5055] <... futex resumed>) = 0 [pid 5054] <... futex resumed>) = 0 [pid 5064] <... futex resumed>) = 1 [pid 5063] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... open resumed>) = 4 [pid 5060] sendfile(3, 4, NULL, 281474978811909 [pid 5059] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5058] <... futex resumed>) = 0 [pid 5057] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5056] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5055] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5054] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5053] <... futex resumed>) = 0 [pid 5064] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5058] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5056] <... futex resumed>) = 0 [pid 5055] <... futex resumed>) = 0 [pid 5054] <... futex resumed>) = 0 [pid 5053] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] ftruncate(4, 33587195 [pid 5062] sendfile(3, 4, NULL, 281474978811909 [pid 5061] <... futex resumed>) = 0 [pid 5059] ftruncate(4, 33587195 [pid 5058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5056] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5055] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5054] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5053] <... futex resumed>) = 0 [pid 5064] sendfile(3, 4, NULL, 281474978811909 [pid 5063] <... ftruncate resumed>) = 0 [pid 5053] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5058] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... futex resumed>) = 1 [pid 5061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5058] <... futex resumed>) = 0 [pid 5054] <... futex resumed>) = 0 [pid 5063] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] ftruncate(4, 33587195 [pid 5058] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5054] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5054] <... futex resumed>) = 0 [pid 5063] sendfile(3, 4, NULL, 281474978811909 [pid 5054] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5059] <... ftruncate resumed>) = 0 [pid 5059] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5055] <... futex resumed>) = 0 [pid 5059] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5055] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5055] <... futex resumed>) = 0 [pid 5059] sendfile(3, 4, NULL, 281474978811909 [pid 5055] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... ftruncate resumed>) = 0 [pid 5061] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5057] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5057] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] <... futex resumed>) = 1 [pid 5057] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5058] <... futex resumed>) = 0 [pid 5056] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5053] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5058] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5057] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5056] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5053] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5058] <... futex resumed>) = 0 [pid 5057] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5056] <... futex resumed>) = 0 [pid 5053] <... futex resumed>) = 0 [pid 5057] <... mprotect resumed>) = 0 [pid 5053] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5057] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5053] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5057] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5053] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5061] sendfile(3, 4, NULL, 281474978811909 [pid 5058] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5057] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5053] <... mprotect resumed>) = 0 [pid 5056] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5054] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5053] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5057] <... clone3 resumed> => {parent_tid=[5066]}, 88) = 5066 [pid 5056] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5054] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5053] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5057] rt_sigprocmask(SIG_SETMASK, [], [pid 5056] <... mprotect resumed>) = 0 [pid 5054] <... futex resumed>) = 0 [pid 5053] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0}./strace-static-x86_64: Process 5066 attached [pid 5057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5056] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5066] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5057] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5056] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5054] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5053] <... clone3 resumed> => {parent_tid=[5067]}, 88) = 5067 [pid 5066] <... rseq resumed>) = 0 [pid 5057] <... futex resumed>) = 0 [pid 5056] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5054] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5053] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5067 attached [pid 5066] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5057] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5054] <... mprotect resumed>) = 0 [pid 5053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5067] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5066] <... set_robust_list resumed>) = 0 [pid 5056] <... clone3 resumed> => {parent_tid=[5068]}, 88) = 5068 [pid 5054] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5053] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5067] <... rseq resumed>) = 0 [pid 5066] rt_sigprocmask(SIG_SETMASK, [], [pid 5056] rt_sigprocmask(SIG_SETMASK, [], [pid 5055] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5054] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5053] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5068 attached [pid 5067] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5066] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5055] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5053] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5067] <... set_robust_list resumed>) = 0 [pid 5066] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5056] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5055] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5069 attached [pid 5068] <... rseq resumed>) = 0 [pid 5067] rt_sigprocmask(SIG_SETMASK, [], [pid 5066] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5056] <... futex resumed>) = 0 [pid 5055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5054] <... clone3 resumed> => {parent_tid=[5069]}, 88) = 5069 [pid 5067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5066] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5056] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5055] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5054] rt_sigprocmask(SIG_SETMASK, [], [pid 5069] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053) = 0 [pid 5068] <... set_robust_list resumed>) = 0 [pid 5067] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5066] <... futex resumed>) = 1 [pid 5057] <... futex resumed>) = 0 [pid 5055] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5069] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5068] rt_sigprocmask(SIG_SETMASK, [], [pid 5067] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5066] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5057] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5055] <... mprotect resumed>) = 0 [pid 5054] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5069] <... set_robust_list resumed>) = 0 [pid 5068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5067] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5057] <... futex resumed>) = 0 [pid 5055] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5054] <... futex resumed>) = 0 [pid 5069] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5067] <... futex resumed>) = 1 [pid 5066] lseek(-1, 257, SEEK_SET [pid 5057] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5055] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5054] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5053] <... futex resumed>) = 0 [pid 5069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5067] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5066] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5055] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5053] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5069] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5068] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5066] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5053] <... futex resumed>) = 0 [pid 5069] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5068] <... futex resumed>) = 1 [pid 5067] lseek(-1, 257, SEEK_SET [pid 5066] <... futex resumed>) = 1 [pid 5057] <... futex resumed>) = 0 [pid 5056] <... futex resumed>) = 0 [pid 5055] <... clone3 resumed> => {parent_tid=[5070]}, 88) = 5070 [pid 5053] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5069] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] lseek(-1, 257, SEEK_SET [pid 5067] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5066] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5057] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5056] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5055] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5070 attached [pid 5069] <... futex resumed>) = 1 [pid 5068] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5067] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5057] <... futex resumed>) = 0 [pid 5056] <... futex resumed>) = 0 [pid 5055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5054] <... futex resumed>) = 0 [pid 5070] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5069] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5067] <... futex resumed>) = 1 [pid 5066] getdents64(-1, [pid 5057] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5056] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5055] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5054] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5053] <... futex resumed>) = 0 [pid 5070] <... rseq resumed>) = 0 [pid 5069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... futex resumed>) = 0 [pid 5067] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5066] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5055] <... futex resumed>) = 0 [pid 5054] <... futex resumed>) = 0 [pid 5053] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5070] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5069] lseek(-1, 257, SEEK_SET [pid 5066] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5055] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5054] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5053] <... futex resumed>) = 0 [pid 5070] <... set_robust_list resumed>) = 0 [pid 5069] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5066] <... futex resumed>) = 1 [pid 5057] <... futex resumed>) = 0 [pid 5053] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5070] rt_sigprocmask(SIG_SETMASK, [], [pid 5069] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5066] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5057] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5070] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5069] <... futex resumed>) = 1 [pid 5066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5057] <... futex resumed>) = 0 [pid 5054] <... futex resumed>) = 0 [pid 5070] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5069] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5066] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5057] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5054] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5070] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5066] <... openat resumed>) = 5 [pid 5058] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5056] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5054] <... futex resumed>) = 0 [pid 5070] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5069] getdents64(-1, [pid 5068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5067] getdents64(-1, [pid 5066] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5058] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5056] <... futex resumed>) = 0 [pid 5054] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5070] <... futex resumed>) = 1 [pid 5069] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5068] getdents64(-1, [pid 5067] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5066] <... futex resumed>) = 1 [pid 5058] <... futex resumed>) = 0 [pid 5057] <... futex resumed>) = 0 [pid 5056] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5055] <... futex resumed>) = 0 [pid 5070] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5069] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5067] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5066] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5055] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5069] <... futex resumed>) = 1 [pid 5068] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5067] <... futex resumed>) = 1 [pid 5058] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5055] <... futex resumed>) = 0 [pid 5054] <... futex resumed>) = 0 [pid 5053] <... futex resumed>) = 0 [pid 5070] lseek(-1, 257, SEEK_SET [pid 5069] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... futex resumed>) = 1 [pid 5067] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5058] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5056] <... futex resumed>) = 0 [pid 5055] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5054] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5053] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5070] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5054] <... futex resumed>) = 0 [pid 5053] <... futex resumed>) = 0 [pid 5070] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5069] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5067] <... openat resumed>) = 5 [pid 5058] <... mprotect resumed>) = 0 [pid 5068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5056] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5054] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5053] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5070] <... futex resumed>) = 1 [pid 5069] <... openat resumed>) = 5 [pid 5068] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5067] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5058] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5056] <... futex resumed>) = 0 [pid 5055] <... futex resumed>) = 0 [pid 5053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5070] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5069] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5055] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5069] <... futex resumed>) = 1 [pid 5068] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5067] <... futex resumed>) = 0 [pid 5058] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5056] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5055] <... futex resumed>) = 0 [pid 5054] <... futex resumed>) = 0 [pid 5070] getdents64(-1, [pid 5069] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... futex resumed>) = 0 [pid 5067] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5058] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5055] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5070] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5068] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5070] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5058] <... clone3 resumed> => {parent_tid=[5071]}, 88) = 5071 [pid 5070] <... futex resumed>) = 1 [pid 5055] <... futex resumed>) = 0 [pid 5058] rt_sigprocmask(SIG_SETMASK, [], [pid 5070] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5055] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5071 attached [pid 5070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5058] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5055] <... futex resumed>) = 0 [pid 5071] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5070] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5058] <... futex resumed>) = 0 [pid 5055] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5071] <... rseq resumed>) = 0 [pid 5071] set_robust_list(0x7fb64ac3c9a0, 24) = 0 [pid 5071] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5071] openat(AT_FDCWD, "./file0", O_RDONLY) = -1 ENOENT (No such file or directory) [pid 5071] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5071] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5058] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5070] <... openat resumed>) = 5 [pid 5058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5070] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5058] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] <... futex resumed>) = 0 [pid 5070] <... futex resumed>) = 1 [pid 5058] <... futex resumed>) = 1 [pid 5055] <... futex resumed>) = 0 [pid 5071] lseek(-1, 257, SEEK_SET [pid 5070] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5058] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5071] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5071] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5058] <... futex resumed>) = 0 [pid 5071] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5058] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5058] <... futex resumed>) = 0 [pid 5071] getdents64(-1, [pid 5058] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5071] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5071] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5058] <... futex resumed>) = 0 [pid 5071] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5058] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5058] <... futex resumed>) = 0 [pid 5071] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5058] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5071] <... openat resumed>) = 5 [pid 5071] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5058] <... futex resumed>) = 0 [pid 5071] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5054] exit_group(0) = ? [pid 5069] <... futex resumed>) = ? [pid 5069] +++ exited with 0 +++ [pid 5053] exit_group(0 [pid 5067] <... futex resumed>) = ? [pid 5053] <... exit_group resumed>) = ? [pid 5067] +++ exited with 0 +++ [pid 5058] exit_group(0 [pid 5071] <... futex resumed>) = ? [pid 5058] <... exit_group resumed>) = ? [pid 5071] +++ exited with 0 +++ [pid 5064] <... sendfile resumed>) = ? [pid 5057] exit_group(0 [pid 5066] <... futex resumed>) = ? [pid 5057] <... exit_group resumed>) = ? [pid 5064] +++ exited with 0 +++ [pid 5053] +++ exited with 0 +++ [pid 5066] +++ exited with 0 +++ [pid 5063] <... sendfile resumed>) = ? [pid 5061] <... sendfile resumed>) = ? [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5053, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5063] +++ exited with 0 +++ [pid 5060] <... sendfile resumed>) = ? [pid 5056] exit_group(0 [pid 5054] +++ exited with 0 +++ [pid 5068] <... futex resumed>) = ? [pid 5056] <... exit_group resumed>) = ? [pid 5068] +++ exited with 0 +++ [pid 5061] +++ exited with 0 +++ [pid 5058] +++ exited with 0 +++ [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5058, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5054, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5027] restart_syscall(<... resuming interrupted clone ...> [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5027] <... restart_syscall resumed>) = 0 [pid 5025] <... openat resumed>) = 3 [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5025] <... ioctl resumed>) = 0 [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5027] <... openat resumed>) = 3 [pid 5025] close(3 [pid 5019] <... openat resumed>) = 3 [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5025] <... close resumed>) = 0 [pid 5019] ioctl(3, LOOP_CLR_FD) = 0 [pid 5019] close(3) = 0 [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555609690) = 5072 ./strace-static-x86_64: Process 5072 attached [pid 5072] set_robust_list(0x5555556096a0, 24) = 0 [pid 5072] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5027] <... ioctl resumed>) = 0 [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5027] close(3 [pid 5072] <... prctl resumed>) = 0 [pid 5072] setpgid(0, 0) = 0 [pid 5072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5027] <... close resumed>) = 0 [pid 5055] exit_group(0 [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5073 [pid 5070] <... futex resumed>) = ? [pid 5055] <... exit_group resumed>) = ? [pid 5070] +++ exited with 0 +++ [pid 5072] <... openat resumed>) = 3 [pid 5072] write(3, "1000", 4) = 4 [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5074 [pid 5072] close(3 [pid 5059] <... sendfile resumed>) = ? [pid 5062] <... sendfile resumed>) = ? [pid 5072] <... close resumed>) = 0 [pid 5072] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5073 attached ) = 0 [pid 5073] set_robust_list(0x5555556096a0, 24 [pid 5072] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5073] <... set_robust_list resumed>) = 0 [pid 5072] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5072] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5059] +++ exited with 0 +++ [pid 5055] +++ exited with 0 +++ [pid 5073] <... prctl resumed>) = 0 [pid 5072] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5055, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5073] setpgid(0, 0 [pid 5072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] <... setpgid resumed>) = 0 [pid 5072] <... mmap resumed>) = 0x7fb652e3d000 [pid 5062] +++ exited with 0 +++ [pid 5060] +++ exited with 0 +++ [pid 5057] +++ exited with 0 +++ [pid 5056] +++ exited with 0 +++ [pid 5073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5072] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5057, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5073] <... openat resumed>) = 3 [pid 5072] <... mprotect resumed>) = 0 [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5056, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5021] <... openat resumed>) = 3 [pid 5020] restart_syscall(<... resuming interrupted clone ...> [pid 5073] write(3, "1000", 4 [pid 5072] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5022] restart_syscall(<... resuming interrupted clone ...> [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5020] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5074 attached [pid 5073] <... write resumed>) = 4 [pid 5072] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5022] <... restart_syscall resumed>) = 0 [pid 5021] <... ioctl resumed>) = 0 [pid 5074] set_robust_list(0x5555556096a0, 24 [pid 5073] close(3 [pid 5072] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5021] close(3 [pid 5074] <... set_robust_list resumed>) = 0 [pid 5073] <... close resumed>) = 0 [pid 5021] <... close resumed>) = 0 [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5073] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone3 resumed> => {parent_tid=[5075]}, 88) = 5075 [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5073] <... futex resumed>) = 0 [pid 5072] rt_sigprocmask(SIG_SETMASK, [], [pid 5022] <... openat resumed>) = 3 [pid 5020] <... openat resumed>) = 3 [pid 5074] <... prctl resumed>) = 0 [pid 5073] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5072] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5076 [pid 5020] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 5075 attached [pid 5074] setpgid(0, 0 [pid 5073] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5072] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5022] <... ioctl resumed>) = 0 [pid 5020] <... ioctl resumed>) = 0 [pid 5073] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5072] <... futex resumed>) = 0 [pid 5022] close(3 [pid 5075] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5074] <... setpgid resumed>) = 0 [pid 5073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5072] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5022] <... close resumed>) = 0 [pid 5020] close(3 [pid 5073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... rseq resumed>) = 0 [pid 5074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] <... mmap resumed>) = 0x7fb652e3d000 [pid 5020] <... close resumed>) = 0 ./strace-static-x86_64: Process 5076 attached [pid 5073] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5077 [pid 5076] set_robust_list(0x5555556096a0, 24 [pid 5075] set_robust_list(0x7fb652e5d9a0, 24 [pid 5074] <... openat resumed>) = 3 [pid 5073] <... mprotect resumed>) = 0 [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] <... set_robust_list resumed>) = 0 [pid 5075] <... set_robust_list resumed>) = 0 [pid 5074] write(3, "1000", 4 [pid 5073] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5073] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5076] <... prctl resumed>) = 0 [pid 5075] rt_sigprocmask(SIG_SETMASK, [], [pid 5074] <... write resumed>) = 4 [pid 5073] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5076] setpgid(0, 0 [pid 5075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5074] close(3 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5078 [pid 5076] <... setpgid resumed>) = 0 [pid 5075] memfd_create("syzkaller", 0 [pid 5073] <... clone3 resumed> => {parent_tid=[5079]}, 88) = 5079 [pid 5074] <... close resumed>) = 0 [pid 5076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] <... memfd_create resumed>) = 3 [pid 5074] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5079 attached [pid 5076] <... openat resumed>) = 3 [pid 5075] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5074] <... futex resumed>) = 0 [pid 5073] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5077 attached [pid 5079] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5076] write(3, "1000", 4 [pid 5075] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5074] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5073] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5078 attached [pid 5079] <... rseq resumed>) = 0 [pid 5077] set_robust_list(0x5555556096a0, 24 [pid 5076] <... write resumed>) = 4 [pid 5075] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5074] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5073] <... futex resumed>) = 0 [pid 5078] set_robust_list(0x5555556096a0, 24 [pid 5077] <... set_robust_list resumed>) = 0 [pid 5076] close(3 [pid 5074] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5073] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5079] set_robust_list(0x7fb652e5d9a0, 24) = 0 [pid 5078] <... set_robust_list resumed>) = 0 [pid 5077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5076] <... close resumed>) = 0 [pid 5074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5079] rt_sigprocmask(SIG_SETMASK, [], [pid 5078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5077] <... prctl resumed>) = 0 [pid 5074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5078] <... prctl resumed>) = 0 [pid 5077] setpgid(0, 0 [pid 5074] <... mmap resumed>) = 0x7fb652e3d000 [pid 5078] setpgid(0, 0 [pid 5077] <... setpgid resumed>) = 0 [pid 5074] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5079] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5078] <... setpgid resumed>) = 0 [pid 5077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5076] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... mprotect resumed>) = 0 [pid 5079] memfd_create("syzkaller", 0 [pid 5078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5077] <... openat resumed>) = 3 [pid 5076] <... futex resumed>) = 0 [pid 5074] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5079] <... memfd_create resumed>) = 3 [pid 5078] <... openat resumed>) = 3 [pid 5077] write(3, "1000", 4 [pid 5076] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5074] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5079] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5078] write(3, "1000", 4 [pid 5077] <... write resumed>) = 4 [pid 5076] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5078] <... write resumed>) = 4 [pid 5077] close(3 [pid 5078] close(3 [pid 5077] <... close resumed>) = 0 [pid 5074] <... clone3 resumed> => {parent_tid=[5080]}, 88) = 5080 [pid 5078] <... close resumed>) = 0 [pid 5077] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] rt_sigprocmask(SIG_SETMASK, [], [pid 5078] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... futex resumed>) = 0 [pid 5074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5078] <... futex resumed>) = 0 [pid 5077] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5074] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5077] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5074] <... futex resumed>) = 0 [pid 5078] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5077] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5074] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5079] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5078] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5080 attached [pid 5078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] <... mmap resumed>) = 0x7fb652e3d000 [pid 5080] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5078] <... mmap resumed>) = 0x7fb652e3d000 [pid 5077] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5080] <... rseq resumed>) = 0 [pid 5078] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... mprotect resumed>) = 0 [pid 5080] set_robust_list(0x7fb652e5d9a0, 24 [pid 5078] <... mprotect resumed>) = 0 [pid 5077] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5080] <... set_robust_list resumed>) = 0 [pid 5078] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5077] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5080] rt_sigprocmask(SIG_SETMASK, [], [pid 5078] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5076] <... mmap resumed>) = 0x7fb652e3d000 [pid 5080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5078] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5080] memfd_create("syzkaller", 0 [pid 5077] <... clone3 resumed> => {parent_tid=[5081]}, 88) = 5081 [pid 5076] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5080] <... memfd_create resumed>) = 3 [pid 5078] <... clone3 resumed> => {parent_tid=[5082]}, 88) = 5082 [pid 5077] rt_sigprocmask(SIG_SETMASK, [], [pid 5080] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5078] rt_sigprocmask(SIG_SETMASK, [], [pid 5077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5081 attached [pid 5080] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5077] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5082 attached [pid 5081] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5079] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5078] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... futex resumed>) = 0 [pid 5081] <... rseq resumed>) = 0 [pid 5078] <... futex resumed>) = 0 [pid 5077] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5081] set_robust_list(0x7fb652e5d9a0, 24 [pid 5078] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5076] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5082] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5081] <... set_robust_list resumed>) = 0 [pid 5081] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5081] memfd_create("syzkaller", 0) = 3 [pid 5081] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb64aa3d000 [pid 5082] <... rseq resumed>) = 0 [pid 5076] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5082] set_robust_list(0x7fb652e5d9a0, 24 [pid 5075] <... write resumed>) = 2097152 [pid 5082] <... set_robust_list resumed>) = 0 [pid 5076] <... clone3 resumed> => {parent_tid=[5083]}, 88) = 5083 [pid 5082] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] rt_sigprocmask(SIG_SETMASK, [], [pid 5082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5082] memfd_create("syzkaller", 0 [pid 5076] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5082] <... memfd_create resumed>) = 3 [pid 5076] <... futex resumed>) = 0 [pid 5082] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5076] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5082] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5080] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5075] munmap(0x7fb64aa3d000, 2097152./strace-static-x86_64: Process 5083 attached ) = 0 [pid 5075] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5083] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053) = 0 [pid 5083] set_robust_list(0x7fb652e5d9a0, 24 [pid 5075] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5083] <... set_robust_list resumed>) = 0 [pid 5075] ioctl(4, LOOP_CLR_FD) = 0 [pid 5083] rt_sigprocmask(SIG_SETMASK, [], [pid 5079] <... write resumed>) = 2097152 [pid 5083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5082] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5083] memfd_create("syzkaller", 0 [pid 5075] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5081] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5075] close(4 [pid 5083] <... memfd_create resumed>) = 3 [pid 5075] <... close resumed>) = 0 [pid 5083] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5075] close(3 [pid 5083] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5080] <... write resumed>) = 2097152 [pid 5075] <... close resumed>) = 0 [pid 5075] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... futex resumed>) = 0 [pid 5072] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5072] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... futex resumed>) = 1 [pid 5075] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5079] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5079] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5083] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5079] <... openat resumed>) = 4 [pid 5082] <... write resumed>) = 2097152 [pid 5079] ioctl(4, LOOP_SET_FD, 3 [pid 5080] munmap(0x7fb64aa3d000, 2097152 [pid 5079] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5079] ioctl(4, LOOP_CLR_FD) = 0 [pid 5079] ioctl(4, LOOP_SET_FD, 3 [pid 5080] <... munmap resumed>) = 0 [pid 5079] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5080] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5079] close(4 [pid 5080] <... openat resumed>) = 4 [pid 5079] <... close resumed>) = 0 [pid 5082] munmap(0x7fb64aa3d000, 2097152 [pid 5080] ioctl(4, LOOP_SET_FD, 3 [pid 5072] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5080] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5072] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] <... write resumed>) = 2097152 [pid 5080] ioctl(4, LOOP_CLR_FD [pid 5079] close(3 [pid 5072] <... futex resumed>) = 0 [pid 5082] <... munmap resumed>) = 0 [pid 5080] <... ioctl resumed>) = 0 [pid 5079] <... close resumed>) = 0 [pid 5072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5072] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5072] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5072] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5082] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5079] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] ioctl(4, LOOP_SET_FD, 3 [pid 5072] <... clone3 resumed> => {parent_tid=[5084]}, 88) = 5084 [pid 5081] munmap(0x7fb64aa3d000, 2097152 [pid 5080] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5072] rt_sigprocmask(SIG_SETMASK, [], [pid 5082] <... openat resumed>) = 4 [pid 5081] <... munmap resumed>) = 0 [pid 5080] close(4 [pid 5079] <... futex resumed>) = 1 [pid 5073] <... futex resumed>) = 0 [pid 5072] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5080] <... close resumed>) = 0 [pid 5072] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5084 attached [pid 5083] <... write resumed>) = 2097152 [pid 5082] ioctl(4, LOOP_SET_FD, 3 [pid 5080] close(3 [pid 5079] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5073] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... futex resumed>) = 0 [pid 5084] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5083] munmap(0x7fb64aa3d000, 2097152 [pid 5082] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5072] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5081] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5081] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5081] ioctl(4, LOOP_CLR_FD) = 0 [pid 5073] <... futex resumed>) = 0 [pid 5084] <... rseq resumed>) = 0 [pid 5081] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5081] close(4) = 0 [pid 5081] close(3 [pid 5084] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5083] <... munmap resumed>) = 0 [pid 5082] ioctl(4, LOOP_CLR_FD [pid 5073] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5084] <... set_robust_list resumed>) = 0 [pid 5083] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5082] <... ioctl resumed>) = 0 [pid 5084] rt_sigprocmask(SIG_SETMASK, [], [pid 5083] <... openat resumed>) = 4 [pid 5084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5083] ioctl(4, LOOP_SET_FD, 3 [pid 5084] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5083] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5083] ioctl(4, LOOP_CLR_FD [pid 5080] <... close resumed>) = 0 [pid 5083] <... ioctl resumed>) = 0 [pid 5082] ioctl(4, LOOP_SET_FD, 3 [pid 5080] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... futex resumed>) = 0 [pid 5074] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5074] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5080] <... futex resumed>) = 1 [pid 5080] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5082] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5081] <... close resumed>) = 0 [pid 5082] close(4) = 0 [pid 5082] close(3 [pid 5083] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5083] close(4) = 0 [pid 5083] close(3 [pid 5081] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... futex resumed>) = 0 [pid 5077] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5072] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5077] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64abfb000 [pid 5072] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5072] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5072] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} => {parent_tid=[5085]}, 88) = 5085 [pid 5072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5072] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5072] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5081] <... futex resumed>) = 1 [pid 5081] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000./strace-static-x86_64: Process 5085 attached [pid 5085] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053) = 0 [pid 5085] set_robust_list(0x7fb64ac1b9a0, 24) = 0 [pid 5085] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5085] ftruncate(-1, 33587195) = -1 EBADF (Bad file descriptor) [pid 5085] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... futex resumed>) = 0 [pid 5072] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5072] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5085] <... futex resumed>) = 1 [pid 5085] sendfile(-1, -1, NULL, 281474978811909) = -1 EBADF (Bad file descriptor) [pid 5085] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... futex resumed>) = 0 [pid 5072] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5072] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5085] <... futex resumed>) = 1 [pid 5085] openat(AT_FDCWD, "./file0", O_RDONLY) = -1 ENOENT (No such file or directory) [pid 5085] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... futex resumed>) = 0 [pid 5072] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5072] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5085] <... futex resumed>) = 1 [pid 5085] lseek(-1, 257, SEEK_SET) = -1 EBADF (Bad file descriptor) [pid 5085] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... futex resumed>) = 0 [pid 5085] <... futex resumed>) = 1 [pid 5072] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] getdents64(-1, [pid 5072] <... futex resumed>) = 0 [pid 5085] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5072] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5085] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5072] <... futex resumed>) = 0 [pid 5085] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5072] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] <... openat resumed>) = 5 [pid 5073] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5072] <... futex resumed>) = 0 [pid 5085] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5085] <... futex resumed>) = 0 [pid 5072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5085] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5083] <... close resumed>) = 0 [pid 5082] <... close resumed>) = 0 [pid 5073] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5083] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5082] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... futex resumed>) = 0 [pid 5083] <... futex resumed>) = 1 [pid 5082] <... futex resumed>) = 1 [pid 5078] <... futex resumed>) = 0 [pid 5076] <... futex resumed>) = 0 [pid 5073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5078] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5078] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5076] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5083] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5082] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5076] <... futex resumed>) = 0 [pid 5074] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5073] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5074] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5076] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5073] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5074] <... mprotect resumed>) = 0 [pid 5074] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} => {parent_tid=[5086]}, 88) = 5086 [pid 5074] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5074] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5074] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5086 attached [pid 5086] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053) = 0 [pid 5086] set_robust_list(0x7fb64ac3c9a0, 24) = 0 [pid 5086] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5086] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5073] <... mprotect resumed>) = 0 [pid 5073] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5073] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} => {parent_tid=[5087]}, 88) = 5087 [pid 5073] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5073] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5073] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5087 attached [pid 5087] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053) = 0 [pid 5087] set_robust_list(0x7fb64ac3c9a0, 24) = 0 [pid 5087] rt_sigprocmask(SIG_SETMASK, [], [pid 5077] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5077] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5077] <... futex resumed>) = 0 [pid 5077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5077] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5077] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} => {parent_tid=[5088]}, 88) = 5088 [pid 5077] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5077] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5077] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5088 attached [pid 5088] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053) = 0 [pid 5078] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5088] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5078] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5078] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5078] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5078] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} => {parent_tid=[5089]}, 88) = 5089 [pid 5078] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5078] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5076] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5078] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5088] <... set_robust_list resumed>) = 0 [pid 5076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5088] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5074] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5074] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5074] <... futex resumed>) = 0 [pid 5088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5088] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5076] <... mprotect resumed>) = 0 [pid 5074] <... mmap resumed>) = 0x7fb64abfb000 [pid 5074] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5074] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5089 attached [], 8) = 0 [pid 5089] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5089] <... rseq resumed>) = 0 [pid 5073] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5089] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5076] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5074] <... clone3 resumed> => {parent_tid=[5090]}, 88) = 5090 [pid 5073] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] <... set_robust_list resumed>) = 0 [pid 5076] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5074] rt_sigprocmask(SIG_SETMASK, [], [pid 5089] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5073] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5090 attached [pid 5089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5074] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5091 attached [pid 5090] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5089] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5077] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5076] <... clone3 resumed> => {parent_tid=[5091]}, 88) = 5091 [pid 5074] <... futex resumed>) = 0 [pid 5090] <... rseq resumed>) = 0 [pid 5077] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] rt_sigprocmask(SIG_SETMASK, [], [pid 5074] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... mmap resumed>) = 0x7fb64abfb000 [pid 5091] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5090] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5077] <... futex resumed>) = 0 [pid 5090] <... set_robust_list resumed>) = 0 [pid 5077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5090] rt_sigprocmask(SIG_SETMASK, [], [pid 5077] <... mmap resumed>) = 0x7fb64abfb000 [pid 5090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5077] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5090] ftruncate(-1, 33587195 [pid 5077] <... mprotect resumed>) = 0 [pid 5076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5073] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5091] <... rseq resumed>) = 0 [pid 5090] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5078] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5077] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5090] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5090] <... futex resumed>) = 1 [pid 5078] <... futex resumed>) = 0 [pid 5077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5074] <... futex resumed>) = 0 [pid 5090] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5074] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] <... mmap resumed>) = 0x7fb64abfb000 [pid 5077] <... clone3 resumed> => {parent_tid=[5092]}, 88) = 5092 [pid 5076] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... futex resumed>) = 0 [pid 5091] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5090] sendfile(-1, -1, NULL, 281474978811909 [pid 5078] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5077] rt_sigprocmask(SIG_SETMASK, [], [pid 5074] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] <... futex resumed>) = 0 [pid 5073] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5092 attached [pid 5091] <... set_robust_list resumed>) = 0 [pid 5090] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5078] <... mprotect resumed>) = 0 [pid 5077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5091] rt_sigprocmask(SIG_SETMASK, [], [pid 5090] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5077] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5092] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5090] <... futex resumed>) = 1 [pid 5078] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5077] <... futex resumed>) = 0 [pid 5074] <... futex resumed>) = 0 [pid 5073] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5092] <... rseq resumed>) = 0 [pid 5091] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5090] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5077] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] <... futex resumed>) = 0 [pid 5092] <... set_robust_list resumed>) = 0 [pid 5090] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5078] <... clone3 resumed> => {parent_tid=[5094]}, 88) = 5094 [pid 5074] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... clone3 resumed> => {parent_tid=[5093]}, 88) = 5093 [pid 5092] rt_sigprocmask(SIG_SETMASK, [], [pid 5090] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5078] rt_sigprocmask(SIG_SETMASK, [], [pid 5073] rt_sigprocmask(SIG_SETMASK, [], [pid 5092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5090] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5092] ftruncate(-1, 33587195 [pid 5090] <... futex resumed>) = 1 [pid 5078] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... futex resumed>) = 0 [pid 5073] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5094 attached [pid 5092] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5090] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] <... futex resumed>) = 0 [pid 5074] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... futex resumed>) = 0 [pid 5094] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5092] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... futex resumed>) = 0 [pid 5073] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5093 attached [pid 5094] <... rseq resumed>) = 0 [pid 5092] <... futex resumed>) = 1 [pid 5090] lseek(-1, 257, SEEK_SET [pid 5077] <... futex resumed>) = 0 [pid 5074] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5093] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5092] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5090] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5077] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... set_robust_list resumed>) = 0 [pid 5093] <... rseq resumed>) = 0 [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5090] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... futex resumed>) = 0 [pid 5094] rt_sigprocmask(SIG_SETMASK, [], [pid 5092] sendfile(-1, -1, NULL, 281474978811909 [pid 5090] <... futex resumed>) = 1 [pid 5077] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... futex resumed>) = 0 [pid 5094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5092] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5090] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5074] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5094] ftruncate(-1, 33587195 [pid 5093] <... set_robust_list resumed>) = 0 [pid 5092] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] <... futex resumed>) = 0 [pid 5094] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] rt_sigprocmask(SIG_SETMASK, [], [pid 5092] <... futex resumed>) = 1 [pid 5090] getdents64(-1, [pid 5077] <... futex resumed>) = 0 [pid 5074] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5092] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5090] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5077] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... futex resumed>) = 1 [pid 5093] ftruncate(-1, 33587195 [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5090] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... futex resumed>) = 0 [pid 5077] <... futex resumed>) = 0 [pid 5094] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5092] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5090] <... futex resumed>) = 1 [pid 5078] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... futex resumed>) = 0 [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5090] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] <... futex resumed>) = 0 [pid 5074] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] sendfile(-1, -1, NULL, 281474978811909 [pid 5093] <... futex resumed>) = 1 [pid 5092] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... futex resumed>) = 0 [pid 5073] <... futex resumed>) = 0 [pid 5094] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5092] <... futex resumed>) = 1 [pid 5090] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5077] <... futex resumed>) = 0 [pid 5074] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5092] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5090] <... openat resumed>) = 5 [pid 5077] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... futex resumed>) = 0 [pid 5094] <... futex resumed>) = 1 [pid 5093] sendfile(-1, -1, NULL, 281474978811909 [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5090] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... futex resumed>) = 0 [pid 5077] <... futex resumed>) = 0 [pid 5073] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5092] lseek(-1, 257, SEEK_SET [pid 5090] <... futex resumed>) = 1 [pid 5078] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... futex resumed>) = 0 [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5090] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] <... futex resumed>) = 0 [pid 5094] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5093] <... futex resumed>) = 1 [pid 5092] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... futex resumed>) = 0 [pid 5094] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5093] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5092] <... futex resumed>) = 1 [pid 5077] <... futex resumed>) = 0 [pid 5094] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5092] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5077] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... futex resumed>) = 1 [pid 5093] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] <... futex resumed>) = 0 [pid 5077] <... futex resumed>) = 0 [pid 5073] <... futex resumed>) = 0 [pid 5094] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5092] getdents64(-1, [pid 5078] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5078] <... futex resumed>) = 0 [pid 5073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5094] lseek(-1, 257, SEEK_SET [pid 5093] <... futex resumed>) = 0 [pid 5092] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] lseek(-1, 257, SEEK_SET [pid 5092] <... futex resumed>) = 1 [pid 5077] <... futex resumed>) = 0 [pid 5073] <... futex resumed>) = 0 [pid 5094] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5092] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5077] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] <... futex resumed>) = 1 [pid 5093] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] <... futex resumed>) = 0 [pid 5077] <... futex resumed>) = 0 [pid 5073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5094] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] <... futex resumed>) = 0 [pid 5092] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5078] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] getdents64(-1, [pid 5092] <... openat resumed>) = 5 [pid 5078] <... futex resumed>) = 0 [pid 5073] <... futex resumed>) = 0 [pid 5094] getdents64(-1, [pid 5093] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5092] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5093] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] <... futex resumed>) = 1 [pid 5077] <... futex resumed>) = 0 [pid 5073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5094] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... futex resumed>) = 0 [pid 5092] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5073] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... futex resumed>) = 1 [pid 5093] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5078] <... futex resumed>) = 0 [pid 5073] <... futex resumed>) = 0 [pid 5094] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] <... openat resumed>) = 5 [pid 5078] <... futex resumed>) = 0 [pid 5073] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5093] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5094] <... openat resumed>) = 5 [pid 5093] <... futex resumed>) = 0 [pid 5094] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5094] <... futex resumed>) = 1 [pid 5078] <... futex resumed>) = 0 [pid 5094] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5076] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64abfb000 [pid 5076] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5076] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5076] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} => {parent_tid=[5095]}, 88) = 5095 [pid 5076] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 5095 attached [pid 5076] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5095] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053) = 0 [pid 5076] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] set_robust_list(0x7fb64ac1b9a0, 24) = 0 [pid 5095] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5095] ftruncate(-1, 33587195) = -1 EBADF (Bad file descriptor) [pid 5095] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5076] <... futex resumed>) = 0 [pid 5095] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] <... futex resumed>) = 0 [pid 5095] sendfile(-1, -1, NULL, 281474978811909 [pid 5076] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5076] <... futex resumed>) = 0 [pid 5095] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] <... futex resumed>) = 0 [pid 5095] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5076] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5095] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5076] <... futex resumed>) = 0 [pid 5095] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] <... futex resumed>) = 0 [pid 5095] lseek(-1, 257, SEEK_SET [pid 5076] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5076] <... futex resumed>) = 0 [pid 5095] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] <... futex resumed>) = 0 [pid 5095] getdents64(-1, [pid 5076] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5095] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5076] <... futex resumed>) = 0 [pid 5095] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] <... futex resumed>) = 0 [pid 5095] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5076] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] <... openat resumed>) = 5 [pid 5095] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5076] <... futex resumed>) = 0 [pid 5095] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5072] exit_group(0 [pid 5085] <... futex resumed>) = ? [pid 5072] <... exit_group resumed>) = ? [pid 5085] +++ exited with 0 +++ [pid 5075] <... open resumed>) = ? [pid 5075] +++ exited with 0 +++ [ 73.450871][ T27] audit: type=1800 audit(1689650703.414:2): pid=5075 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor247" name="bus" dev="sda1" ino=1928 res=0 errno=0 [pid 5074] exit_group(0 [pid 5090] <... futex resumed>) = ? [pid 5074] <... exit_group resumed>) = ? [pid 5090] +++ exited with 0 +++ [pid 5077] exit_group(0 [pid 5092] <... futex resumed>) = ? [pid 5077] <... exit_group resumed>) = ? [pid 5092] +++ exited with 0 +++ [pid 5078] exit_group(0 [pid 5094] <... futex resumed>) = ? [pid 5078] <... exit_group resumed>) = ? [pid 5094] +++ exited with 0 +++ [pid 5073] exit_group(0) = ? [pid 5093] <... futex resumed>) = ? [pid 5093] +++ exited with 0 +++ [pid 5084] <... open resumed>) = ? [pid 5079] <... open resumed>) = ? [pid 5084] +++ exited with 0 +++ [pid 5079] +++ exited with 0 +++ [pid 5072] +++ exited with 0 +++ [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5072, si_uid=0, si_status=0, si_utime=0, si_stime=27 /* 0.27 s */} --- [pid 5019] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5019] ioctl(3, LOOP_CLR_FD) = 0 [pid 5019] close(3) = 0 [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555609690) = 5096 [pid 5080] <... open resumed>) = ? [pid 5080] +++ exited with 0 +++ ./strace-static-x86_64: Process 5096 attached [pid 5082] <... open resumed>) = ? [pid 5081] <... open resumed>) = ? [pid 5082] +++ exited with 0 +++ [pid 5096] set_robust_list(0x5555556096a0, 24 [pid 5081] +++ exited with 0 +++ [pid 5096] <... set_robust_list resumed>) = 0 [pid 5096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5096] setpgid(0, 0) = 0 [ 73.558278][ T27] audit: type=1800 audit(1689650703.524:3): pid=5079 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor247" name="bus" dev="sda1" ino=1928 res=0 errno=0 [ 73.578046][ T27] audit: type=1800 audit(1689650703.524:4): pid=5084 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor247" name="bus" dev="sda1" ino=1928 res=0 errno=0 [pid 5076] exit_group(0) = ? [pid 5083] <... open resumed>) = ? [pid 5083] +++ exited with 0 +++ [pid 5096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5095] <... futex resumed>) = ? [pid 5087] <... open resumed>) = ? [pid 5086] <... open resumed>) = ? [pid 5096] <... openat resumed>) = 3 [pid 5095] +++ exited with 0 +++ [pid 5088] <... open resumed>) = ? [pid 5088] +++ exited with 0 +++ [pid 5087] +++ exited with 0 +++ [pid 5086] +++ exited with 0 +++ [pid 5077] +++ exited with 0 +++ [pid 5074] +++ exited with 0 +++ [pid 5073] +++ exited with 0 +++ [pid 5089] <... open resumed>) = ? [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5077, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=4 /* 0.04 s */} --- [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5074, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5091] <... open resumed>) = ? [pid 5096] write(3, "1000", 4 [pid 5091] +++ exited with 0 +++ [pid 5089] +++ exited with 0 +++ [pid 5078] +++ exited with 0 +++ [pid 5076] +++ exited with 0 +++ [pid 5027] restart_syscall(<... resuming interrupted clone ...> [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5073, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=12 /* 0.12 s */} --- [pid 5022] restart_syscall(<... resuming interrupted clone ...> [pid 5096] <... write resumed>) = 4 [pid 5027] <... restart_syscall resumed>) = 0 [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5022] <... restart_syscall resumed>) = 0 [pid 5025] <... openat resumed>) = 3 [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5076, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5078, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=3 /* 0.03 s */} --- [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5021] restart_syscall(<... resuming interrupted clone ...> [pid 5020] restart_syscall(<... resuming interrupted clone ...> [pid 5025] <... ioctl resumed>) = 0 [pid 5021] <... restart_syscall resumed>) = 0 [pid 5020] <... restart_syscall resumed>) = 0 [ 73.603353][ T27] audit: type=1800 audit(1689650703.544:5): pid=5080 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor247" name="bus" dev="sda1" ino=1928 res=0 errno=0 [ 73.623697][ T27] audit: type=1800 audit(1689650703.544:6): pid=5081 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor247" name="bus" dev="sda1" ino=1928 res=0 errno=0 [pid 5025] close(3) = 0 [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5096] close(3 [pid 5021] <... openat resumed>) = 3 [pid 5020] <... openat resumed>) = 3 [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5097 [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5020] ioctl(3, LOOP_CLR_FD [pid 5021] <... ioctl resumed>) = 0 [pid 5020] <... ioctl resumed>) = 0 [pid 5021] close(3 [pid 5020] close(3 [pid 5021] <... close resumed>) = 0 [pid 5020] <... close resumed>) = 0 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5098 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5099 ./strace-static-x86_64: Process 5098 attached [pid 5098] set_robust_list(0x5555556096a0, 24) = 0 [pid 5098] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5097 attached ) = 0 [pid 5097] set_robust_list(0x5555556096a0, 24 [pid 5096] <... close resumed>) = 0 [pid 5098] setpgid(0, 0 [pid 5097] <... set_robust_list resumed>) = 0 [pid 5096] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5098] <... setpgid resumed>) = 0 [pid 5097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5096] <... futex resumed>) = 0 [pid 5027] <... openat resumed>) = 3 [pid 5022] <... openat resumed>) = 3 [pid 5098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5097] <... prctl resumed>) = 0 [pid 5096] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5098] <... openat resumed>) = 3 [pid 5097] setpgid(0, 0 [pid 5096] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5027] <... ioctl resumed>) = 0 [pid 5022] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5099 attached [pid 5098] write(3, "1000", 4 [pid 5097] <... setpgid resumed>) = 0 [pid 5096] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5027] close(3 [pid 5022] close(3 [pid 5099] set_robust_list(0x5555556096a0, 24 [pid 5098] <... write resumed>) = 4 [pid 5097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5027] <... close resumed>) = 0 [pid 5022] <... close resumed>) = 0 [pid 5099] <... set_robust_list resumed>) = 0 [pid 5098] close(3 [pid 5097] <... openat resumed>) = 3 [pid 5096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5098] <... close resumed>) = 0 [pid 5097] write(3, "1000", 4 [pid 5096] <... mmap resumed>) = 0x7fb652e3d000 [pid 5098] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... write resumed>) = 4 ./strace-static-x86_64: Process 5100 attached [ 73.652209][ T27] audit: type=1800 audit(1689650703.554:7): pid=5082 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor247" name="bus" dev="sda1" ino=1928 res=0 errno=0 [ 73.671677][ T27] audit: type=1800 audit(1689650703.584:8): pid=5083 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed comm="syz-executor247" name="bus" dev="sda1" ino=1928 res=0 errno=0 [pid 5099] <... prctl resumed>) = 0 [pid 5098] <... futex resumed>) = 0 [pid 5097] close(3 [pid 5096] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5100 [pid 5098] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5097] <... close resumed>) = 0 [pid 5098] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5097] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5097] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5101 attached [pid 5098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5097] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5101] set_robust_list(0x5555556096a0, 24 [pid 5098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5097] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5101] <... set_robust_list resumed>) = 0 [pid 5098] <... mmap resumed>) = 0x7fb652e3d000 [pid 5097] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5098] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5101] <... prctl resumed>) = 0 [pid 5098] <... mprotect resumed>) = 0 [pid 5097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5101] setpgid(0, 0 [pid 5099] setpgid(0, 0 [pid 5098] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5097] <... mmap resumed>) = 0x7fb652e3d000 [pid 5096] <... mprotect resumed>) = 0 [pid 5101] <... setpgid resumed>) = 0 [pid 5100] set_robust_list(0x5555556096a0, 24 [pid 5099] <... setpgid resumed>) = 0 [pid 5098] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5097] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5101 [pid 5101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5097] <... mprotect resumed>) = 0 [pid 5101] <... openat resumed>) = 3 [pid 5097] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5101] write(3, "1000", 4 [pid 5098] <... clone3 resumed> => {parent_tid=[5102]}, 88) = 5102 [pid 5097] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5101] <... write resumed>) = 4 [pid 5098] rt_sigprocmask(SIG_SETMASK, [], [pid 5097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5101] close(3 [pid 5098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5101] <... close resumed>) = 0 [pid 5098] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... clone3 resumed> => {parent_tid=[5103]}, 88) = 5103 [pid 5101] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] <... futex resumed>) = 0 [pid 5097] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5102 attached [pid 5101] <... futex resumed>) = 0 [pid 5098] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5102] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5101] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5097] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5100] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5103 attached [pid 5102] <... rseq resumed>) = 0 [pid 5101] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5097] <... futex resumed>) = 0 [pid 5102] set_robust_list(0x7fb652e5d9a0, 24 [pid 5101] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5097] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5102] <... set_robust_list resumed>) = 0 [pid 5101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5102] rt_sigprocmask(SIG_SETMASK, [], [pid 5101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5102] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 73.713851][ T27] audit: type=1800 audit(1689650703.584:9): pid=5086 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor247" name="bus" dev="sda1" ino=1928 res=0 errno=0 [ 73.735263][ T27] audit: type=1800 audit(1689650703.584:10): pid=5087 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor247" name="bus" dev="sda1" ino=1928 res=0 errno=0 [pid 5101] <... mmap resumed>) = 0x7fb652e3d000 [pid 5102] memfd_create("syzkaller", 0 [pid 5101] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5102] <... memfd_create resumed>) = 3 [pid 5101] <... mprotect resumed>) = 0 [pid 5102] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5101] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5102] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5101] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5103] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5100] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5096] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5099] <... openat resumed>) = 3 [pid 5103] <... rseq resumed>) = 0 [pid 5101] <... clone3 resumed> => {parent_tid=[5104]}, 88) = 5104 [pid 5100] <... prctl resumed>) = 0 [pid 5099] write(3, "1000", 4 [pid 5096] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0}./strace-static-x86_64: Process 5104 attached [pid 5103] set_robust_list(0x7fb652e5d9a0, 24 [pid 5101] rt_sigprocmask(SIG_SETMASK, [], [pid 5100] setpgid(0, 0 [pid 5099] <... write resumed>) = 4 [pid 5104] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5103] <... set_robust_list resumed>) = 0 [pid 5101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5100] <... setpgid resumed>) = 0 [pid 5099] close(3 [pid 5096] <... clone3 resumed> => {parent_tid=[5105]}, 88) = 5105 [pid 5104] <... rseq resumed>) = 0 [pid 5103] rt_sigprocmask(SIG_SETMASK, [], [pid 5101] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5099] <... close resumed>) = 0 [pid 5096] rt_sigprocmask(SIG_SETMASK, [], [pid 5104] set_robust_list(0x7fb652e5d9a0, 24 [pid 5103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5101] <... futex resumed>) = 0 [pid 5100] <... openat resumed>) = 3 [pid 5099] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5104] <... set_robust_list resumed>) = 0 [pid 5103] memfd_create("syzkaller", 0 [pid 5101] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5100] write(3, "1000", 4 [pid 5099] <... futex resumed>) = 0 [pid 5096] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] rt_sigprocmask(SIG_SETMASK, [], [pid 5103] <... memfd_create resumed>) = 3 [pid 5100] <... write resumed>) = 4 [pid 5099] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5096] <... futex resumed>) = 0 [pid 5104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5103] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5100] close(3 [pid 5099] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5096] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5104] memfd_create("syzkaller", 0 [pid 5103] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5100] <... close resumed>) = 0 [pid 5099] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5104] <... memfd_create resumed>) = 3 [pid 5102] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5100] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5104] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5100] <... futex resumed>) = 0 [pid 5099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5104] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5100] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5099] <... mmap resumed>) = 0x7fb652e3d000 [pid 5100] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5099] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5100] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5099] <... mprotect resumed>) = 0 [ 73.756523][ T27] audit: type=1800 audit(1689650703.614:11): pid=5088 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor247" name="bus" dev="sda1" ino=1928 res=0 errno=0 [pid 5100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5099] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5099] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5100] <... mmap resumed>) = 0x7fb652e3d000 [pid 5099] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5100] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5105 attached [pid 5104] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5100] <... mprotect resumed>) = 0 [pid 5099] <... clone3 resumed> => {parent_tid=[5106]}, 88) = 5106 [pid 5105] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5100] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5099] rt_sigprocmask(SIG_SETMASK, [], [pid 5105] <... rseq resumed>) = 0 [pid 5103] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5100] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5099] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5106 attached [pid 5100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5099] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5105] set_robust_list(0x7fb652e5d9a0, 24 [pid 5099] <... futex resumed>) = 0 [pid 5106] <... rseq resumed>) = 0 [pid 5105] <... set_robust_list resumed>) = 0 [pid 5100] <... clone3 resumed> => {parent_tid=[5107]}, 88) = 5107 [pid 5099] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5106] set_robust_list(0x7fb652e5d9a0, 24 [pid 5105] rt_sigprocmask(SIG_SETMASK, [], [pid 5100] rt_sigprocmask(SIG_SETMASK, [], [pid 5106] <... set_robust_list resumed>) = 0 [pid 5105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5106] rt_sigprocmask(SIG_SETMASK, [], [pid 5100] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5105] memfd_create("syzkaller", 0 [pid 5100] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5107 attached [pid 5106] memfd_create("syzkaller", 0 [pid 5100] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5107] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5106] <... memfd_create resumed>) = 3 [pid 5105] <... memfd_create resumed>) = 3 [pid 5107] <... rseq resumed>) = 0 [pid 5106] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5105] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5106] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5107] set_robust_list(0x7fb652e5d9a0, 24 [pid 5105] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5102] <... write resumed>) = 2097152 [pid 5107] <... set_robust_list resumed>) = 0 [pid 5107] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5102] munmap(0x7fb64aa3d000, 2097152 [pid 5107] memfd_create("syzkaller", 0) = 3 [pid 5107] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb64aa3d000 [pid 5102] <... munmap resumed>) = 0 [pid 5106] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5102] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5102] ioctl(4, LOOP_SET_FD, 3 [pid 5107] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5102] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5105] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5104] <... write resumed>) = 2097152 [pid 5102] ioctl(4, LOOP_CLR_FD) = 0 [pid 5103] <... write resumed>) = 2097152 [pid 5102] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5102] close(4) = 0 [pid 5102] close(3 [pid 5103] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5103] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5104] munmap(0x7fb64aa3d000, 2097152 [pid 5103] ioctl(4, LOOP_SET_FD, 3 [pid 5104] <... munmap resumed>) = 0 [pid 5103] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5103] ioctl(4, LOOP_CLR_FD) = 0 [pid 5104] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5104] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5103] ioctl(4, LOOP_SET_FD, 3 [pid 5104] ioctl(4, LOOP_CLR_FD [pid 5103] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5104] <... ioctl resumed>) = 0 [pid 5103] close(4) = 0 [pid 5103] close(3 [pid 5104] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5104] close(4) = 0 [pid 5104] close(3 [pid 5102] <... close resumed>) = 0 [pid 5102] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5098] <... futex resumed>) = 0 [pid 5102] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5098] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5103] <... close resumed>) = 0 [pid 5098] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5106] <... write resumed>) = 2097152 [pid 5104] <... close resumed>) = 0 [pid 5106] munmap(0x7fb64aa3d000, 2097152 [pid 5103] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5097] <... futex resumed>) = 0 [pid 5106] <... munmap resumed>) = 0 [pid 5103] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5103] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5097] <... futex resumed>) = 0 [pid 5106] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5097] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5106] <... openat resumed>) = 4 [pid 5106] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5106] ioctl(4, LOOP_CLR_FD [pid 5104] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] <... ioctl resumed>) = 0 [pid 5104] <... futex resumed>) = 1 [pid 5104] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5101] <... futex resumed>) = 0 [pid 5104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5101] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5101] <... futex resumed>) = 0 [pid 5101] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5106] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5106] close(4) = 0 [pid 5106] close(3) = 0 [pid 5105] <... write resumed>) = 2097152 [pid 5106] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] <... futex resumed>) = 0 [pid 5099] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5099] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5107] <... write resumed>) = 2097152 [pid 5106] <... futex resumed>) = 1 [pid 5107] munmap(0x7fb64aa3d000, 2097152 [pid 5105] munmap(0x7fb64aa3d000, 2097152 [pid 5106] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5107] <... munmap resumed>) = 0 [pid 5098] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5098] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5098] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5098] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} => {parent_tid=[5108]}, 88) = 5108 ./strace-static-x86_64: Process 5108 attached [pid 5107] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5105] <... munmap resumed>) = 0 [pid 5098] rt_sigprocmask(SIG_SETMASK, [], [pid 5097] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5108] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5107] <... openat resumed>) = 4 [pid 5105] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5097] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5108] <... rseq resumed>) = 0 [pid 5107] ioctl(4, LOOP_SET_FD, 3 [pid 5108] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5105] <... openat resumed>) = 4 [pid 5101] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = 0 [pid 5107] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5098] <... futex resumed>) = 0 [pid 5097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5108] <... set_robust_list resumed>) = 0 [pid 5101] <... futex resumed>) = 0 [pid 5107] ioctl(4, LOOP_CLR_FD [pid 5105] ioctl(4, LOOP_SET_FD, 3 [pid 5107] <... ioctl resumed>) = 0 [pid 5098] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5108] rt_sigprocmask(SIG_SETMASK, [], [pid 5105] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5097] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5101] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5105] ioctl(4, LOOP_CLR_FD [pid 5097] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5108] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5105] <... ioctl resumed>) = 0 [pid 5101] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5097] <... mprotect resumed>) = 0 [pid 5101] <... mprotect resumed>) = 0 [pid 5097] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5107] ioctl(4, LOOP_SET_FD, 3 [pid 5101] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5097] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5107] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5101] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5107] close(4 [pid 5105] ioctl(4, LOOP_SET_FD, 3 [pid 5101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5107] <... close resumed>) = 0 [pid 5105] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5097] <... clone3 resumed> => {parent_tid=[5109]}, 88) = 5109 [pid 5107] close(3 [pid 5105] close(4 [pid 5101] <... clone3 resumed> => {parent_tid=[5110]}, 88) = 5110 [pid 5097] rt_sigprocmask(SIG_SETMASK, [], [pid 5105] <... close resumed>) = 0 [pid 5101] rt_sigprocmask(SIG_SETMASK, [], [pid 5099] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5097] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5109 attached [pid 5105] close(3 [pid 5101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5097] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5099] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... rseq resumed>) = 0 [pid 5099] <... futex resumed>) = 0 [pid 5109] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5109] <... set_robust_list resumed>) = 0 [pid 5099] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5109] rt_sigprocmask(SIG_SETMASK, [], [pid 5099] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5099] <... mprotect resumed>) = 0 [pid 5109] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5099] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5099] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} => {parent_tid=[5111]}, 88) = 5111 [pid 5099] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5099] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5099] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5101] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = 0 [pid 5101] <... futex resumed>) = 0 [pid 5097] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5101] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5110 attached [pid 5110] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053) = 0 ./strace-static-x86_64: Process 5111 attached [pid 5110] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5107] <... close resumed>) = 0 [pid 5105] <... close resumed>) = 0 [pid 5111] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5110] <... set_robust_list resumed>) = 0 [pid 5105] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5111] <... rseq resumed>) = 0 [pid 5111] set_robust_list(0x7fb64ac3c9a0, 24) = 0 [pid 5111] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5111] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5110] rt_sigprocmask(SIG_SETMASK, [], [pid 5107] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] <... futex resumed>) = 1 [pid 5098] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... futex resumed>) = 0 [pid 5107] <... futex resumed>) = 1 [pid 5100] <... futex resumed>) = 0 [pid 5096] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5105] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5098] <... futex resumed>) = 0 [pid 5110] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5107] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5100] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5096] <... futex resumed>) = 0 [pid 5100] <... futex resumed>) = 0 [pid 5098] <... mmap resumed>) = 0x7fb64abfb000 [pid 5096] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5100] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5098] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5098] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} => {parent_tid=[5112]}, 88) = 5112 [pid 5098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5098] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5098] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5112 attached [pid 5112] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053) = 0 [pid 5112] set_robust_list(0x7fb64ac1b9a0, 24) = 0 [pid 5112] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5112] ftruncate(-1, 33587195) = -1 EBADF (Bad file descriptor) [pid 5112] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5098] <... futex resumed>) = 0 [pid 5112] sendfile(-1, -1, NULL, 281474978811909 [pid 5098] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5098] <... futex resumed>) = 0 [pid 5112] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5112] <... futex resumed>) = 0 [pid 5098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5112] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5101] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5099] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5098] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5099] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64abfb000 [pid 5099] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5099] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5112] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5101] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5098] <... futex resumed>) = 0 [pid 5097] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5098] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] <... futex resumed>) = 0 [pid 5112] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... futex resumed>) = 0 [pid 5099] <... clone3 resumed> => {parent_tid=[5113]}, 88) = 5113 [pid 5098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5099] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5099] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5112] <... futex resumed>) = 0 [pid 5101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5099] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5098] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... mmap resumed>) = 0x7fb64abfb000 ./strace-static-x86_64: Process 5113 attached [pid 5112] lseek(-1, 257, SEEK_SET [pid 5101] <... mmap resumed>) = 0x7fb64abfb000 [pid 5100] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5098] <... futex resumed>) = 0 [pid 5097] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5096] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5113] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5112] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5101] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5100] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... mprotect resumed>) = 0 [pid 5113] <... rseq resumed>) = 0 [pid 5112] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... mprotect resumed>) = 0 [pid 5100] <... futex resumed>) = 0 [pid 5098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5096] <... futex resumed>) = 0 [pid 5097] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5113] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5112] <... futex resumed>) = 0 [pid 5101] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5113] <... set_robust_list resumed>) = 0 [pid 5100] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5098] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] getdents64(-1, [pid 5097] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5096] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5113] rt_sigprocmask(SIG_SETMASK, [], [pid 5112] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5101] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5100] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5098] <... futex resumed>) = 0 [pid 5097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5096] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5112] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5100] <... mprotect resumed>) = 0 [pid 5098] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5114 attached [pid 5113] ftruncate(-1, 33587195 [pid 5112] <... futex resumed>) = 0 [pid 5100] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] <... clone3 resumed> => {parent_tid=[5114]}, 88) = 5114 [pid 5096] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5115 attached [pid 5114] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5113] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5112] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5101] <... clone3 resumed> => {parent_tid=[5115]}, 88) = 5115 [pid 5100] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5098] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] rt_sigprocmask(SIG_SETMASK, [], [pid 5096] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5115] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5114] <... rseq resumed>) = 0 [pid 5113] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5101] rt_sigprocmask(SIG_SETMASK, [], [pid 5100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5098] <... futex resumed>) = 0 [pid 5097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5096] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5115] <... rseq resumed>) = 0 [pid 5114] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5113] <... futex resumed>) = 1 [pid 5112] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5099] <... futex resumed>) = 0 [pid 5098] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5117 attached [pid 5115] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5114] <... set_robust_list resumed>) = 0 [pid 5113] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5112] <... openat resumed>) = 5 [pid 5101] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... clone3 resumed> => {parent_tid=[5116]}, 88) = 5116 [pid 5099] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = 0 [pid 5117] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5115] <... set_robust_list resumed>) = 0 [pid 5114] rt_sigprocmask(SIG_SETMASK, [], [pid 5113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5112] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... futex resumed>) = 0 [pid 5100] rt_sigprocmask(SIG_SETMASK, [], [pid 5099] <... futex resumed>) = 0 [pid 5097] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] <... clone3 resumed> => {parent_tid=[5117]}, 88) = 5117 [pid 5117] <... rseq resumed>) = 0 [pid 5115] rt_sigprocmask(SIG_SETMASK, [], [pid 5114] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5113] sendfile(-1, -1, NULL, 281474978811909 [pid 5112] <... futex resumed>) = 1 [pid 5101] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5099] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5098] <... futex resumed>) = 0 [pid 5096] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5116 attached [pid 5117] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5114] ftruncate(-1, 33587195 [pid 5113] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5112] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5117] <... set_robust_list resumed>) = 0 [pid 5116] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5115] ftruncate(-1, 33587195 [pid 5114] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... futex resumed>) = 0 [pid 5096] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] rt_sigprocmask(SIG_SETMASK, [], [pid 5116] <... rseq resumed>) = 0 [pid 5115] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] <... futex resumed>) = 1 [pid 5100] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5099] <... futex resumed>) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5116] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5115] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... futex resumed>) = 1 [pid 5113] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5099] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = 0 [pid 5096] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5117] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5116] <... set_robust_list resumed>) = 0 [pid 5115] <... futex resumed>) = 1 [pid 5114] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5101] <... futex resumed>) = 0 [pid 5099] <... futex resumed>) = 0 [pid 5097] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5116] rt_sigprocmask(SIG_SETMASK, [], [pid 5115] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5113] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5101] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] <... futex resumed>) = 0 [pid 5116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5114] sendfile(-1, -1, NULL, 281474978811909 [pid 5113] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5101] <... futex resumed>) = 0 [pid 5097] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5116] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5115] sendfile(-1, -1, NULL, 281474978811909 [pid 5114] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5115] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] <... futex resumed>) = 1 [pid 5099] <... futex resumed>) = 0 [pid 5115] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... futex resumed>) = 1 [pid 5113] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5099] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = 0 [pid 5115] <... futex resumed>) = 1 [pid 5114] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5101] <... futex resumed>) = 0 [pid 5099] <... futex resumed>) = 0 [pid 5097] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5113] lseek(-1, 257, SEEK_SET [pid 5101] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] <... futex resumed>) = 0 [pid 5115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5114] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5113] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5101] <... futex resumed>) = 0 [pid 5097] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5115] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5114] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5113] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5115] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5114] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] <... futex resumed>) = 1 [pid 5099] <... futex resumed>) = 0 [pid 5115] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... futex resumed>) = 1 [pid 5113] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5099] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = 0 [pid 5115] <... futex resumed>) = 1 [pid 5114] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5101] <... futex resumed>) = 0 [pid 5099] <... futex resumed>) = 0 [pid 5097] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5113] getdents64(-1, [pid 5101] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] <... futex resumed>) = 0 [pid 5115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5114] lseek(-1, 257, SEEK_SET [pid 5113] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5101] <... futex resumed>) = 0 [pid 5097] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5115] lseek(-1, 257, SEEK_SET [pid 5114] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5115] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] <... futex resumed>) = 1 [pid 5099] <... futex resumed>) = 0 [pid 5115] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... futex resumed>) = 1 [pid 5113] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5099] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = 0 [pid 5115] <... futex resumed>) = 1 [pid 5114] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5101] <... futex resumed>) = 0 [pid 5099] <... futex resumed>) = 0 [pid 5097] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5113] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5101] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5099] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] <... futex resumed>) = 0 [pid 5115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5114] getdents64(-1, [pid 5113] <... openat resumed>) = 5 [pid 5101] <... futex resumed>) = 0 [pid 5100] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5115] getdents64(-1, [pid 5114] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5113] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5100] <... futex resumed>) = 0 [pid 5096] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5115] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5114] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] <... futex resumed>) = 1 [pid 5100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5099] <... futex resumed>) = 0 [pid 5096] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... futex resumed>) = 1 [pid 5113] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] <... mmap resumed>) = 0x7fb64abfb000 [pid 5097] <... futex resumed>) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5115] <... futex resumed>) = 1 [pid 5114] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5101] <... futex resumed>) = 0 [pid 5100] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5097] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5115] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5101] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... mprotect resumed>) = 0 [pid 5097] <... futex resumed>) = 0 [pid 5096] <... mmap resumed>) = 0x7fb64abfb000 [pid 5115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5114] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5101] <... futex resumed>) = 0 [pid 5100] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5097] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5115] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5114] <... openat resumed>) = 5 [pid 5101] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5100] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5115] <... openat resumed>) = 5 [pid 5114] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5096] <... mprotect resumed>) = 0 [pid 5115] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... futex resumed>) = 1 [pid 5097] <... futex resumed>) = 0 [pid 5096] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5115] <... futex resumed>) = 1 [pid 5114] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5101] <... futex resumed>) = 0 [pid 5100] <... clone3 resumed> => {parent_tid=[5118]}, 88) = 5118 [pid 5096] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5115] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] rt_sigprocmask(SIG_SETMASK, [], [pid 5096] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0}./strace-static-x86_64: Process 5118 attached [pid 5100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5118] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5100] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5119 attached [pid 5118] <... rseq resumed>) = 0 [pid 5100] <... futex resumed>) = 0 [pid 5096] <... clone3 resumed> => {parent_tid=[5119]}, 88) = 5119 [pid 5119] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5118] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5100] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] rt_sigprocmask(SIG_SETMASK, [], [pid 5119] <... rseq resumed>) = 0 [pid 5118] <... set_robust_list resumed>) = 0 [pid 5096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5119] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5118] rt_sigprocmask(SIG_SETMASK, [], [pid 5096] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... set_robust_list resumed>) = 0 [pid 5118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5119] rt_sigprocmask(SIG_SETMASK, [], [pid 5118] ftruncate(-1, 33587195 [pid 5096] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5118] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5119] ftruncate(-1, 33587195 [pid 5118] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5118] <... futex resumed>) = 1 [pid 5100] <... futex resumed>) = 0 [pid 5119] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5118] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = 1 [pid 5118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5100] <... futex resumed>) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5119] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] sendfile(-1, -1, NULL, 281474978811909 [pid 5100] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] <... futex resumed>) = 0 [pid 5119] sendfile(-1, -1, NULL, 281474978811909 [pid 5118] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5118] <... futex resumed>) = 1 [pid 5100] <... futex resumed>) = 0 [pid 5119] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5118] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = 1 [pid 5118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5100] <... futex resumed>) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5119] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5100] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5096] <... futex resumed>) = 0 [pid 5119] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5118] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5118] <... futex resumed>) = 1 [pid 5100] <... futex resumed>) = 0 [pid 5119] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5118] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = 1 [pid 5118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5100] <... futex resumed>) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5119] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] lseek(-1, 257, SEEK_SET [pid 5100] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] <... futex resumed>) = 0 [pid 5119] lseek(-1, 257, SEEK_SET [pid 5118] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5118] <... futex resumed>) = 1 [pid 5100] <... futex resumed>) = 0 [pid 5119] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5118] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = 1 [pid 5118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5100] <... futex resumed>) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5119] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] getdents64(-1, [pid 5100] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5096] <... futex resumed>) = 0 [pid 5119] getdents64(-1, [pid 5118] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5118] <... futex resumed>) = 1 [pid 5100] <... futex resumed>) = 0 [pid 5119] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5118] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = 1 [pid 5118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5100] <... futex resumed>) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5119] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5100] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] <... openat resumed>) = 5 [pid 5096] <... futex resumed>) = 0 [pid 5119] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5118] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] <... openat resumed>) = 5 [pid 5118] <... futex resumed>) = 1 [pid 5100] <... futex resumed>) = 0 [pid 5119] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5118] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5119] <... futex resumed>) = 1 [pid 5096] <... futex resumed>) = 0 [pid 5119] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5098] exit_group(0 [pid 5112] <... futex resumed>) = ? [pid 5098] <... exit_group resumed>) = ? [pid 5112] +++ exited with 0 +++ [pid 5102] <... open resumed>) = ? [pid 5102] +++ exited with 0 +++ [pid 5099] exit_group(0 [pid 5113] <... futex resumed>) = ? [pid 5099] <... exit_group resumed>) = ? [pid 5113] +++ exited with 0 +++ [pid 5101] exit_group(0 [pid 5115] <... futex resumed>) = ? [pid 5101] <... exit_group resumed>) = ? [pid 5115] +++ exited with 0 +++ [pid 5097] exit_group(0 [pid 5114] <... futex resumed>) = ? [pid 5097] <... exit_group resumed>) = ? [pid 5114] +++ exited with 0 +++ [pid 5111] <... open resumed>) = ? [pid 5109] <... open resumed>) = ? [pid 5108] <... open resumed>) = ? [pid 5106] <... open resumed>) = ? [pid 5104] <... open resumed>) = ? [pid 5103] <... open resumed>) = ? [pid 5111] +++ exited with 0 +++ [pid 5109] +++ exited with 0 +++ [pid 5104] +++ exited with 0 +++ [pid 5100] exit_group(0 [pid 5118] <... futex resumed>) = ? [pid 5100] <... exit_group resumed>) = ? [pid 5118] +++ exited with 0 +++ [pid 5096] exit_group(0 [pid 5119] <... futex resumed>) = ? [pid 5105] <... open resumed>) = ? [pid 5096] <... exit_group resumed>) = ? [pid 5119] +++ exited with 0 +++ [pid 5117] <... open resumed>) = ? [pid 5116] <... open resumed>) = ? [pid 5110] <... open resumed>) = ? [pid 5107] <... open resumed>) = ? [pid 5108] +++ exited with 0 +++ [pid 5106] +++ exited with 0 +++ [pid 5105] +++ exited with 0 +++ [pid 5103] +++ exited with 0 +++ [pid 5099] +++ exited with 0 +++ [pid 5098] +++ exited with 0 +++ [pid 5097] +++ exited with 0 +++ [pid 5117] +++ exited with 0 +++ [pid 5116] +++ exited with 0 +++ [pid 5110] +++ exited with 0 +++ [pid 5107] +++ exited with 0 +++ [pid 5101] +++ exited with 0 +++ [pid 5100] +++ exited with 0 +++ [pid 5096] +++ exited with 0 +++ [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5097, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5098, si_uid=0, si_status=0, si_utime=0, si_stime=36 /* 0.36 s */} --- [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5096, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=12 /* 0.12 s */} --- [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5099, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5100, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5101, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5022] restart_syscall(<... resuming interrupted clone ...> [pid 5020] <... openat resumed>) = 3 [pid 5025] <... openat resumed>) = 3 [pid 5020] ioctl(3, LOOP_CLR_FD [pid 5022] <... restart_syscall resumed>) = 0 [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5020] <... ioctl resumed>) = 0 [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5025] <... ioctl resumed>) = 0 [pid 5020] close(3 [pid 5021] <... openat resumed>) = 3 [pid 5025] close(3 [pid 5020] <... close resumed>) = 0 [pid 5019] <... openat resumed>) = 3 [pid 5025] <... close resumed>) = 0 [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5019] ioctl(3, LOOP_CLR_FD [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5022] <... openat resumed>) = 3 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5120 [pid 5027] <... openat resumed>) = 3 [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5121 [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5021] <... ioctl resumed>) = 0 [pid 5019] <... ioctl resumed>) = 0 [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5022] <... ioctl resumed>) = 0 [pid 5021] close(3 [pid 5019] close(3 [pid 5027] <... ioctl resumed>) = 0 [pid 5022] close(3 [pid 5021] <... close resumed>) = 0 [pid 5027] close(3 [pid 5022] <... close resumed>) = 0 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5019] <... close resumed>) = 0 [pid 5027] <... close resumed>) = 0 [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5120 attached [pid 5120] set_robust_list(0x5555556096a0, 24) = 0 [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5120] setpgid(0, 0) = 0 [pid 5120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5120] write(3, "1000", 4 [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5123 [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5122 [pid 5019] <... clone resumed>, child_tidptr=0x555555609690) = 5124 [pid 5120] <... write resumed>) = 4 [pid 5120] close(3) = 0 [pid 5120] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5125 attached ./strace-static-x86_64: Process 5124 attached ./strace-static-x86_64: Process 5123 attached ./strace-static-x86_64: Process 5122 attached ./strace-static-x86_64: Process 5121 attached [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5125 [pid 5125] set_robust_list(0x5555556096a0, 24 [pid 5124] set_robust_list(0x5555556096a0, 24 [pid 5123] set_robust_list(0x5555556096a0, 24 [pid 5122] set_robust_list(0x5555556096a0, 24 [pid 5121] set_robust_list(0x5555556096a0, 24 [pid 5120] <... futex resumed>) = 0 [pid 5125] <... set_robust_list resumed>) = 0 [pid 5124] <... set_robust_list resumed>) = 0 [pid 5123] <... set_robust_list resumed>) = 0 [pid 5122] <... set_robust_list resumed>) = 0 [pid 5121] <... set_robust_list resumed>) = 0 [pid 5120] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5120] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5125] <... prctl resumed>) = 0 [pid 5124] <... prctl resumed>) = 0 [pid 5123] <... prctl resumed>) = 0 [pid 5122] <... prctl resumed>) = 0 [pid 5121] <... prctl resumed>) = 0 [pid 5120] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5125] setpgid(0, 0 [pid 5124] setpgid(0, 0 [pid 5123] setpgid(0, 0 [pid 5122] setpgid(0, 0 [pid 5121] setpgid(0, 0 [pid 5120] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5125] <... setpgid resumed>) = 0 [pid 5124] <... setpgid resumed>) = 0 [pid 5123] <... setpgid resumed>) = 0 [pid 5122] <... setpgid resumed>) = 0 [pid 5121] <... setpgid resumed>) = 0 [pid 5120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5120] <... mmap resumed>) = 0x7fb652e3d000 [pid 5125] <... openat resumed>) = 3 [pid 5124] <... openat resumed>) = 3 [pid 5123] <... openat resumed>) = 3 [pid 5122] <... openat resumed>) = 3 [pid 5120] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5125] write(3, "1000", 4 [pid 5124] write(3, "1000", 4 [pid 5123] write(3, "1000", 4 [pid 5122] write(3, "1000", 4 [pid 5121] <... openat resumed>) = 3 [pid 5120] <... mprotect resumed>) = 0 [pid 5125] <... write resumed>) = 4 [pid 5124] <... write resumed>) = 4 [pid 5123] <... write resumed>) = 4 [pid 5122] <... write resumed>) = 4 [pid 5121] write(3, "1000", 4 [pid 5120] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5125] close(3 [pid 5124] close(3 [pid 5123] close(3 [pid 5122] close(3 [pid 5121] <... write resumed>) = 4 [pid 5120] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5125] <... close resumed>) = 0 [pid 5124] <... close resumed>) = 0 [pid 5123] <... close resumed>) = 0 [pid 5120] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5122] <... close resumed>) = 0 [pid 5121] close(3 [pid 5125] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] <... close resumed>) = 0 [pid 5125] <... futex resumed>) = 0 [pid 5124] <... futex resumed>) = 0 [pid 5123] <... futex resumed>) = 0 [pid 5122] <... futex resumed>) = 0 [pid 5121] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] <... clone3 resumed> => {parent_tid=[5126]}, 88) = 5126 [pid 5125] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5124] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5123] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5122] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5121] <... futex resumed>) = 0 [pid 5120] rt_sigprocmask(SIG_SETMASK, [], [pid 5125] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5124] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5123] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5122] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5121] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5120] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5125] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5124] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5123] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5122] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5121] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5120] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5121] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5120] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5126 attached [pid 5125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5120] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5126] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5125] <... mmap resumed>) = 0x7fb652e3d000 [pid 5124] <... mmap resumed>) = 0x7fb652e3d000 [pid 5123] <... mmap resumed>) = 0x7fb652e3d000 [pid 5126] <... rseq resumed>) = 0 [pid 5126] set_robust_list(0x7fb652e5d9a0, 24 [pid 5122] <... mmap resumed>) = 0x7fb652e3d000 [pid 5121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5124] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5126] <... set_robust_list resumed>) = 0 [pid 5121] <... mmap resumed>) = 0x7fb652e3d000 [pid 5126] rt_sigprocmask(SIG_SETMASK, [], [pid 5123] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5122] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5125] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5124] <... mprotect resumed>) = 0 [pid 5121] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5123] <... mprotect resumed>) = 0 [pid 5126] memfd_create("syzkaller", 0 [pid 5122] <... mprotect resumed>) = 0 [pid 5125] <... mprotect resumed>) = 0 [pid 5126] <... memfd_create resumed>) = 3 [pid 5121] <... mprotect resumed>) = 0 [pid 5126] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5126] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5123] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5126] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5125] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5121] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5123] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5125] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5121] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5124] <... clone3 resumed> => {parent_tid=[5127]}, 88) = 5127 [pid 5121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5124] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5124] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... clone3 resumed> => {parent_tid=[5129]}, 88) = 5129 [pid 5121] <... clone3 resumed> => {parent_tid=[5128]}, 88) = 5128 [pid 5122] <... clone3 resumed> => {parent_tid=[5130]}, 88) = 5130 [pid 5125] <... clone3 resumed> => {parent_tid=[5131]}, 88) = 5131 [pid 5124] <... futex resumed>) = 0 [pid 5123] rt_sigprocmask(SIG_SETMASK, [], [pid 5122] rt_sigprocmask(SIG_SETMASK, [], [pid 5121] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5130 attached ./strace-static-x86_64: Process 5127 attached [pid 5125] rt_sigprocmask(SIG_SETMASK, [], [pid 5124] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5130] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5127] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5123] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... rseq resumed>) = 0 [pid 5127] <... rseq resumed>) = 0 [pid 5125] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... futex resumed>) = 0 [pid 5122] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5130] set_robust_list(0x7fb652e5d9a0, 24 [pid 5127] set_robust_list(0x7fb652e5d9a0, 24 [pid 5125] <... futex resumed>) = 0 [pid 5123] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5122] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5121] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5130] <... set_robust_list resumed>) = 0 [pid 5127] <... set_robust_list resumed>) = 0 [pid 5125] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5130] rt_sigprocmask(SIG_SETMASK, [], [pid 5127] rt_sigprocmask(SIG_SETMASK, [], [pid 5130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5127] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5131 attached ./strace-static-x86_64: Process 5129 attached ./strace-static-x86_64: Process 5128 attached [pid 5130] memfd_create("syzkaller", 0 [pid 5127] memfd_create("syzkaller", 0 [pid 5131] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5130] <... memfd_create resumed>) = 3 [pid 5129] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5128] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5127] <... memfd_create resumed>) = 3 [pid 5130] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5127] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5131] <... rseq resumed>) = 0 [pid 5130] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5129] <... rseq resumed>) = 0 [pid 5128] <... rseq resumed>) = 0 [pid 5127] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5131] set_robust_list(0x7fb652e5d9a0, 24 [pid 5129] set_robust_list(0x7fb652e5d9a0, 24 [pid 5128] set_robust_list(0x7fb652e5d9a0, 24 [pid 5131] <... set_robust_list resumed>) = 0 [pid 5129] <... set_robust_list resumed>) = 0 [pid 5128] <... set_robust_list resumed>) = 0 [pid 5131] rt_sigprocmask(SIG_SETMASK, [], [pid 5129] rt_sigprocmask(SIG_SETMASK, [], [pid 5128] rt_sigprocmask(SIG_SETMASK, [], [pid 5131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5129] memfd_create("syzkaller", 0 [pid 5131] memfd_create("syzkaller", 0 [pid 5130] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5129] <... memfd_create resumed>) = 3 [pid 5128] memfd_create("syzkaller", 0 [pid 5131] <... memfd_create resumed>) = 3 [pid 5129] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5128] <... memfd_create resumed>) = 3 [pid 5131] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5129] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5128] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5127] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5131] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5128] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5128] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5131] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5129] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5126] <... write resumed>) = 2097152 [pid 5126] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5126] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5126] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5126] ioctl(4, LOOP_CLR_FD) = 0 [pid 5126] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5126] close(4) = 0 [pid 5126] close(3 [pid 5130] <... write resumed>) = 2097152 [pid 5127] <... write resumed>) = 2097152 [pid 5130] munmap(0x7fb64aa3d000, 2097152 [pid 5127] munmap(0x7fb64aa3d000, 2097152 [pid 5130] <... munmap resumed>) = 0 [pid 5127] <... munmap resumed>) = 0 [pid 5130] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5127] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5130] ioctl(4, LOOP_SET_FD, 3 [pid 5127] <... openat resumed>) = 4 [pid 5130] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5127] ioctl(4, LOOP_SET_FD, 3 [pid 5126] <... close resumed>) = 0 [pid 5130] ioctl(4, LOOP_CLR_FD [pid 5127] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5130] <... ioctl resumed>) = 0 [pid 5127] ioctl(4, LOOP_CLR_FD) = 0 [pid 5126] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5120] <... futex resumed>) = 0 [pid 5130] ioctl(4, LOOP_SET_FD, 3 [pid 5127] ioctl(4, LOOP_SET_FD, 3 [pid 5126] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5120] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5129] <... write resumed>) = 2097152 [pid 5127] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5120] <... futex resumed>) = 0 [pid 5130] close(4 [pid 5127] close(4 [pid 5120] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5130] <... close resumed>) = 0 [pid 5127] <... close resumed>) = 0 [pid 5130] close(3 [pid 5127] close(3 [pid 5131] <... write resumed>) = 2097152 [pid 5129] munmap(0x7fb64aa3d000, 2097152 [pid 5128] <... write resumed>) = 2097152 [pid 5131] munmap(0x7fb64aa3d000, 2097152 [pid 5129] <... munmap resumed>) = 0 [pid 5128] munmap(0x7fb64aa3d000, 2097152 [pid 5131] <... munmap resumed>) = 0 [pid 5130] <... close resumed>) = 0 [pid 5128] <... munmap resumed>) = 0 [pid 5129] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5131] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5128] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5129] <... openat resumed>) = 4 [pid 5131] <... openat resumed>) = 4 [pid 5130] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5129] ioctl(4, LOOP_SET_FD, 3 [pid 5128] <... openat resumed>) = 4 [pid 5127] <... close resumed>) = 0 [pid 5122] <... futex resumed>) = 0 [pid 5131] ioctl(4, LOOP_SET_FD, 3 [pid 5130] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5129] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5128] ioctl(4, LOOP_SET_FD, 3 [pid 5127] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5131] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5127] <... futex resumed>) = 1 [pid 5128] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5124] <... futex resumed>) = 0 [pid 5122] <... futex resumed>) = 0 [pid 5129] ioctl(4, LOOP_CLR_FD [pid 5131] ioctl(4, LOOP_CLR_FD [pid 5128] ioctl(4, LOOP_CLR_FD [pid 5127] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5124] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5131] <... ioctl resumed>) = 0 [pid 5129] <... ioctl resumed>) = 0 [pid 5128] <... ioctl resumed>) = 0 [pid 5124] <... futex resumed>) = 0 [pid 5120] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] <... futex resumed>) = 0 [pid 5120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5120] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5131] ioctl(4, LOOP_SET_FD, 3 [pid 5129] ioctl(4, LOOP_SET_FD, 3 [pid 5128] ioctl(4, LOOP_SET_FD, 3 [pid 5120] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5131] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5129] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5120] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5128] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5131] close(4 [pid 5129] close(4 [pid 5120] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5131] <... close resumed>) = 0 [pid 5129] <... close resumed>) = 0 [pid 5128] close(4 [pid 5120] <... clone3 resumed> => {parent_tid=[5132]}, 88) = 5132 [pid 5131] close(3 [pid 5129] close(3 [pid 5120] rt_sigprocmask(SIG_SETMASK, [], [pid 5128] <... close resumed>) = 0 [pid 5120] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5120] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5120] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5132 attached [pid 5132] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053) = 0 [pid 5132] set_robust_list(0x7fb64ac3c9a0, 24) = 0 [pid 5132] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5132] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5128] close(3) = 0 [pid 5129] <... close resumed>) = 0 [pid 5131] <... close resumed>) = 0 [pid 5129] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5122] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5124] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5124] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5131] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5129] <... futex resumed>) = 1 [pid 5128] <... futex resumed>) = 1 [pid 5124] <... futex resumed>) = 0 [pid 5123] <... futex resumed>) = 0 [pid 5122] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5121] <... futex resumed>) = 0 [pid 5131] <... futex resumed>) = 1 [pid 5129] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5128] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] <... futex resumed>) = 0 [pid 5124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5123] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5121] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5122] <... mprotect resumed>) = 0 [pid 5131] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5125] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5123] <... futex resumed>) = 0 [pid 5122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5121] <... futex resumed>) = 0 [pid 5120] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5129] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5128] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5125] <... futex resumed>) = 0 [pid 5124] <... mprotect resumed>) = 0 [pid 5122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5120] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5131] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5125] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5121] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] <... futex resumed>) = 0 [pid 5124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5122] <... clone3 resumed> => {parent_tid=[5133]}, 88) = 5133 [pid 5120] <... mmap resumed>) = 0x7fb64abfb000 [pid 5122] rt_sigprocmask(SIG_SETMASK, [], [pid 5120] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5124] <... clone3 resumed> => {parent_tid=[5134]}, 88) = 5134 [pid 5122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5120] <... mprotect resumed>) = 0 [pid 5124] rt_sigprocmask(SIG_SETMASK, [], [pid 5122] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5133 attached [pid 5124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5122] <... futex resumed>) = 0 [pid 5120] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5133] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5124] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0}./strace-static-x86_64: Process 5134 attached [pid 5133] <... rseq resumed>) = 0 [pid 5124] <... futex resumed>) = 0 [pid 5134] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5133] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5124] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] <... clone3 resumed> => {parent_tid=[5135]}, 88) = 5135 [pid 5133] <... set_robust_list resumed>) = 0 [pid 5120] rt_sigprocmask(SIG_SETMASK, [], [pid 5133] rt_sigprocmask(SIG_SETMASK, [], [pid 5120] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5134] <... rseq resumed>) = 0 [pid 5133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5120] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5133] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5120] <... futex resumed>) = 0 [pid 5120] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5135 attached [pid 5134] <... set_robust_list resumed>) = 0 [pid 5135] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053) = 0 [pid 5135] set_robust_list(0x7fb64ac1b9a0, 24) = 0 [pid 5135] rt_sigprocmask(SIG_SETMASK, [], [pid 5134] rt_sigprocmask(SIG_SETMASK, [], [pid 5135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5135] ftruncate(-1, 33587195 [pid 5134] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5135] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5135] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5120] <... futex resumed>) = 0 [pid 5135] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5120] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5120] <... futex resumed>) = 0 [pid 5135] sendfile(-1, -1, NULL, 281474978811909 [pid 5120] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5135] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5135] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5120] <... futex resumed>) = 0 [pid 5135] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5120] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5120] <... futex resumed>) = 0 [pid 5135] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5120] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5135] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5135] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5120] <... futex resumed>) = 0 [pid 5135] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5120] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5120] <... futex resumed>) = 0 [pid 5135] lseek(-1, 257, SEEK_SET [pid 5120] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5135] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5125] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5123] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5121] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5135] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] <... futex resumed>) = 1 [pid 5120] <... futex resumed>) = 0 [pid 5125] <... futex resumed>) = 0 [pid 5135] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5123] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5120] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5120] <... futex resumed>) = 0 [pid 5135] getdents64(-1, [pid 5122] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5120] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5135] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5125] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5122] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5135] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5123] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5122] <... futex resumed>) = 0 [pid 5121] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5135] <... futex resumed>) = 1 [pid 5125] <... mprotect resumed>) = 0 [pid 5124] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5123] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5121] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5120] <... futex resumed>) = 0 [pid 5135] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5124] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] <... mmap resumed>) = 0x7fb64abfb000 [pid 5120] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5124] <... futex resumed>) = 0 [pid 5122] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5120] <... futex resumed>) = 0 [pid 5135] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5125] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5123] <... mprotect resumed>) = 0 [pid 5122] <... mprotect resumed>) = 0 [pid 5121] <... mprotect resumed>) = 0 [pid 5120] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5135] <... openat resumed>) = 5 [pid 5125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5124] <... mmap resumed>) = 0x7fb64abfb000 [pid 5123] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5135] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5123] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5121] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5135] <... futex resumed>) = 1 [pid 5125] <... clone3 resumed> => {parent_tid=[5136]}, 88) = 5136 [pid 5124] <... mprotect resumed>) = 0 [pid 5122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5120] <... futex resumed>) = 0 [pid 5135] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] rt_sigprocmask(SIG_SETMASK, [], [pid 5124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5121] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5122] <... clone3 resumed> => {parent_tid=[5137]}, 88) = 5137 [pid 5121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0}./strace-static-x86_64: Process 5136 attached [pid 5125] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5123] <... clone3 resumed> => {parent_tid=[5138]}, 88) = 5138 [pid 5122] rt_sigprocmask(SIG_SETMASK, [], [pid 5136] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5125] <... futex resumed>) = 0 [pid 5123] rt_sigprocmask(SIG_SETMASK, [], [pid 5122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5121] <... clone3 resumed> => {parent_tid=[5139]}, 88) = 5139 [pid 5136] <... rseq resumed>) = 0 [pid 5125] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5124] <... clone3 resumed> => {parent_tid=[5140]}, 88) = 5140 [pid 5123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5122] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5140 attached ./strace-static-x86_64: Process 5138 attached [pid 5136] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5124] rt_sigprocmask(SIG_SETMASK, [], [pid 5123] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5122] <... futex resumed>) = 0 [pid 5121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5140] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5138] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5136] <... set_robust_list resumed>) = 0 [pid 5124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5123] <... futex resumed>) = 0 [pid 5122] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5121] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5139 attached ./strace-static-x86_64: Process 5137 attached [pid 5140] <... rseq resumed>) = 0 [pid 5138] <... rseq resumed>) = 0 [pid 5136] rt_sigprocmask(SIG_SETMASK, [], [pid 5124] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5138] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5124] <... futex resumed>) = 0 [pid 5123] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5121] <... futex resumed>) = 0 [pid 5140] <... set_robust_list resumed>) = 0 [pid 5139] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5138] <... set_robust_list resumed>) = 0 [pid 5137] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5136] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5124] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5121] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5140] rt_sigprocmask(SIG_SETMASK, [], [pid 5139] <... rseq resumed>) = 0 [pid 5138] rt_sigprocmask(SIG_SETMASK, [], [pid 5137] <... rseq resumed>) = 0 [pid 5140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5139] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5138] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5137] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5140] ftruncate(-1, 33587195 [pid 5139] <... set_robust_list resumed>) = 0 [pid 5138] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5137] <... set_robust_list resumed>) = 0 [pid 5140] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5139] rt_sigprocmask(SIG_SETMASK, [], [pid 5137] rt_sigprocmask(SIG_SETMASK, [], [pid 5140] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5137] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5140] <... futex resumed>) = 1 [pid 5139] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5137] ftruncate(-1, 33587195 [pid 5124] <... futex resumed>) = 0 [pid 5140] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5137] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5124] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5137] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... futex resumed>) = 0 [pid 5140] sendfile(-1, -1, NULL, 281474978811909 [pid 5137] <... futex resumed>) = 1 [pid 5124] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5122] <... futex resumed>) = 0 [pid 5140] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5122] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5122] <... futex resumed>) = 0 [pid 5140] <... futex resumed>) = 1 [pid 5137] sendfile(-1, -1, NULL, 281474978811909 [pid 5124] <... futex resumed>) = 0 [pid 5122] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5140] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5137] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5124] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5137] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... futex resumed>) = 0 [pid 5140] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5137] <... futex resumed>) = 1 [pid 5124] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5122] <... futex resumed>) = 0 [pid 5140] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5137] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5122] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5122] <... futex resumed>) = 0 [pid 5140] <... futex resumed>) = 1 [pid 5137] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5124] <... futex resumed>) = 0 [pid 5122] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5140] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5137] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5124] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5137] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... futex resumed>) = 0 [pid 5140] lseek(-1, 257, SEEK_SET [pid 5137] <... futex resumed>) = 1 [pid 5124] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5122] <... futex resumed>) = 0 [pid 5140] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5122] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5122] <... futex resumed>) = 0 [pid 5140] <... futex resumed>) = 1 [pid 5137] lseek(-1, 257, SEEK_SET [pid 5124] <... futex resumed>) = 0 [pid 5122] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5140] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5137] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5124] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5137] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... futex resumed>) = 0 [pid 5140] getdents64(-1, [pid 5137] <... futex resumed>) = 1 [pid 5124] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5122] <... futex resumed>) = 0 [pid 5140] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5137] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5122] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5122] <... futex resumed>) = 0 [pid 5140] <... futex resumed>) = 1 [pid 5137] getdents64(-1, [pid 5124] <... futex resumed>) = 0 [pid 5122] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5140] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5137] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5125] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5124] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5137] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... futex resumed>) = 0 [pid 5140] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5137] <... futex resumed>) = 1 [pid 5125] <... futex resumed>) = 0 [pid 5124] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5122] <... futex resumed>) = 0 [pid 5140] <... openat resumed>) = 5 [pid 5137] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5122] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5125] <... mmap resumed>) = 0x7fb64abfb000 [pid 5122] <... futex resumed>) = 0 [pid 5140] <... futex resumed>) = 1 [pid 5137] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5125] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5124] <... futex resumed>) = 0 [pid 5122] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5140] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5137] <... openat resumed>) = 5 [pid 5125] <... mprotect resumed>) = 0 [pid 5137] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5137] <... futex resumed>) = 1 [pid 5125] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5122] <... futex resumed>) = 0 [pid 5137] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5123] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5125] <... clone3 resumed> => {parent_tid=[5141]}, 88) = 5141 [pid 5123] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5141 attached [pid 5125] rt_sigprocmask(SIG_SETMASK, [], [pid 5123] <... futex resumed>) = 0 [pid 5121] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5121] <... futex resumed>) = 0 [pid 5141] <... rseq resumed>) = 0 [pid 5125] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... mmap resumed>) = 0x7fb64abfb000 [pid 5121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5141] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5125] <... futex resumed>) = 0 [pid 5123] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5121] <... mmap resumed>) = 0x7fb64abfb000 [pid 5141] <... set_robust_list resumed>) = 0 [pid 5125] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5123] <... mprotect resumed>) = 0 [pid 5121] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5141] rt_sigprocmask(SIG_SETMASK, [], [pid 5123] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5121] <... mprotect resumed>) = 0 [pid 5141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5123] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5121] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5141] ftruncate(-1, 33587195 [pid 5123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5121] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5141] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5141] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... clone3 resumed> => {parent_tid=[5142]}, 88) = 5142 ./strace-static-x86_64: Process 5142 attached [pid 5141] <... futex resumed>) = 1 [pid 5125] <... futex resumed>) = 0 [pid 5123] rt_sigprocmask(SIG_SETMASK, [], [pid 5121] <... clone3 resumed> => {parent_tid=[5143]}, 88) = 5143 [pid 5142] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5141] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5121] rt_sigprocmask(SIG_SETMASK, [], [pid 5142] <... rseq resumed>) = 0 [pid 5141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5125] <... futex resumed>) = 0 [pid 5123] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5142] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5141] sendfile(-1, -1, NULL, 281474978811909 [pid 5125] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5123] <... futex resumed>) = 0 [pid 5121] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5143 attached [pid 5142] <... set_robust_list resumed>) = 0 [pid 5141] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5121] <... futex resumed>) = 0 [pid 5143] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5142] rt_sigprocmask(SIG_SETMASK, [], [pid 5141] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] <... rseq resumed>) = 0 [pid 5142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5141] <... futex resumed>) = 1 [pid 5125] <... futex resumed>) = 0 [pid 5143] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5142] ftruncate(-1, 33587195 [pid 5141] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] <... set_robust_list resumed>) = 0 [pid 5142] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5125] <... futex resumed>) = 0 [pid 5143] rt_sigprocmask(SIG_SETMASK, [], [pid 5142] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5125] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5142] <... futex resumed>) = 1 [pid 5141] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5123] <... futex resumed>) = 0 [pid 5143] ftruncate(-1, 33587195 [pid 5142] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5141] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5141] <... futex resumed>) = 1 [pid 5125] <... futex resumed>) = 0 [pid 5123] <... futex resumed>) = 0 [pid 5143] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] sendfile(-1, -1, NULL, 281474978811909 [pid 5141] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] <... futex resumed>) = 1 [pid 5142] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5125] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5143] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] lseek(-1, 257, SEEK_SET [pid 5125] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5121] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5142] <... futex resumed>) = 1 [pid 5141] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5143] sendfile(-1, -1, NULL, 281474978811909 [pid 5142] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5141] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5141] <... futex resumed>) = 1 [pid 5125] <... futex resumed>) = 0 [pid 5123] <... futex resumed>) = 0 [pid 5143] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5141] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] <... futex resumed>) = 1 [pid 5142] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5125] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5143] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] getdents64(-1, [pid 5125] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5121] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5142] <... futex resumed>) = 1 [pid 5141] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5123] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5143] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5142] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5141] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5141] <... futex resumed>) = 1 [pid 5125] <... futex resumed>) = 0 [pid 5123] <... futex resumed>) = 0 [pid 5143] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] lseek(-1, 257, SEEK_SET [pid 5141] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5125] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] <... futex resumed>) = 1 [pid 5142] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5125] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5143] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5125] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5121] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5142] <... futex resumed>) = 1 [pid 5123] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5143] lseek(-1, 257, SEEK_SET [pid 5142] getdents64(-1, [pid 5141] <... openat resumed>) = 5 [pid 5123] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5142] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5141] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... futex resumed>) = 0 [pid 5143] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] <... futex resumed>) = 1 [pid 5125] <... futex resumed>) = 0 [pid 5123] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] <... futex resumed>) = 1 [pid 5142] <... futex resumed>) = 0 [pid 5141] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5121] <... futex resumed>) = 0 [pid 5143] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5123] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5123] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5143] getdents64(-1, [pid 5142] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5123] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5121] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5142] <... openat resumed>) = 5 [pid 5143] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] <... futex resumed>) = 1 [pid 5142] <... futex resumed>) = 1 [pid 5123] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = 0 [pid 5143] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5142] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5121] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5121] <... futex resumed>) = 0 [pid 5143] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5121] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5143] <... openat resumed>) = 5 [pid 5143] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5121] <... futex resumed>) = 0 [pid 5143] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5120] exit_group(0 [pid 5135] <... futex resumed>) = ? [pid 5120] <... exit_group resumed>) = ? [pid 5135] +++ exited with 0 +++ [pid 5126] <... open resumed>) = ? [pid 5126] +++ exited with 0 +++ [pid 5124] exit_group(0) = ? [pid 5140] <... futex resumed>) = ? [pid 5140] +++ exited with 0 +++ [pid 5122] exit_group(0) = ? [pid 5137] <... futex resumed>) = ? [pid 5137] +++ exited with 0 +++ [pid 5130] <... open resumed>) = ? [pid 5127] <... open resumed>) = ? [pid 5132] <... open resumed>) = ? [pid 5127] +++ exited with 0 +++ [pid 5130] +++ exited with 0 +++ [pid 5125] exit_group(0 [pid 5141] <... futex resumed>) = ? [pid 5125] <... exit_group resumed>) = ? [pid 5141] +++ exited with 0 +++ [pid 5123] exit_group(0 [pid 5142] <... futex resumed>) = ? [pid 5129] <... open resumed>) = ? [pid 5123] <... exit_group resumed>) = ? [pid 5142] +++ exited with 0 +++ [pid 5129] +++ exited with 0 +++ [pid 5121] exit_group(0 [pid 5143] <... futex resumed>) = ? [pid 5121] <... exit_group resumed>) = ? [pid 5143] +++ exited with 0 +++ [pid 5133] <... open resumed>) = ? [pid 5131] <... open resumed>) = ? [pid 5128] <... open resumed>) = ? [pid 5138] <... open resumed>) = ? [pid 5136] <... open resumed>) = ? [pid 5134] <... open resumed>) = ? [pid 5139] <... open resumed>) = ? [pid 5138] +++ exited with 0 +++ [pid 5136] +++ exited with 0 +++ [pid 5134] +++ exited with 0 +++ [pid 5133] +++ exited with 0 +++ [pid 5132] +++ exited with 0 +++ [pid 5131] +++ exited with 0 +++ [pid 5128] +++ exited with 0 +++ [pid 5125] +++ exited with 0 +++ [pid 5124] +++ exited with 0 +++ [pid 5123] +++ exited with 0 +++ [pid 5122] +++ exited with 0 +++ [pid 5120] +++ exited with 0 +++ [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5125, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5120, si_uid=0, si_status=0, si_utime=0, si_stime=50 /* 0.50 s */} --- [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5124, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5027] restart_syscall(<... resuming interrupted clone ...> [pid 5020] restart_syscall(<... resuming interrupted clone ...> [pid 5019] restart_syscall(<... resuming interrupted clone ...> [pid 5027] <... restart_syscall resumed>) = 0 [pid 5020] <... restart_syscall resumed>) = 0 [pid 5019] <... restart_syscall resumed>) = 0 [pid 5139] +++ exited with 0 +++ [pid 5121] +++ exited with 0 +++ [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5121, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5025] restart_syscall(<... resuming interrupted clone ...> [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5027] <... openat resumed>) = 3 [pid 5025] <... restart_syscall resumed>) = 0 [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5123, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5122, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5020] <... openat resumed>) = 3 [pid 5019] <... openat resumed>) = 3 [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5020] ioctl(3, LOOP_CLR_FD [pid 5019] ioctl(3, LOOP_CLR_FD [pid 5027] <... ioctl resumed>) = 0 [pid 5022] <... openat resumed>) = 3 [pid 5020] <... ioctl resumed>) = 0 [pid 5019] <... ioctl resumed>) = 0 [pid 5021] <... openat resumed>) = 3 [pid 5027] close(3 [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5020] close(3 [pid 5019] close(3 [pid 5027] <... close resumed>) = 0 [pid 5025] <... openat resumed>) = 3 [pid 5020] <... close resumed>) = 0 [pid 5019] <... close resumed>) = 0 [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5025] <... ioctl resumed>) = 0 [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5144 [pid 5025] close(3 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5145 [pid 5019] <... clone resumed>, child_tidptr=0x555555609690) = 5146 [pid 5025] <... close resumed>) = 0 [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555609690) = 5147 ./strace-static-x86_64: Process 5147 attached [pid 5147] set_robust_list(0x5555556096a0, 24./strace-static-x86_64: Process 5145 attached ./strace-static-x86_64: Process 5146 attached ./strace-static-x86_64: Process 5144 attached [pid 5022] <... ioctl resumed>) = 0 [pid 5021] <... ioctl resumed>) = 0 [pid 5145] set_robust_list(0x5555556096a0, 24 [pid 5022] close(3 [pid 5021] close(3 [pid 5147] <... set_robust_list resumed>) = 0 [pid 5022] <... close resumed>) = 0 [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5021] <... close resumed>) = 0 [pid 5145] <... set_robust_list resumed>) = 0 [pid 5145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5147] setpgid(0, 0 [pid 5145] <... prctl resumed>) = 0 [pid 5147] <... setpgid resumed>) = 0 [pid 5145] setpgid(0, 0 [pid 5147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5145] <... setpgid resumed>) = 0 [pid 5147] <... openat resumed>) = 3 [pid 5146] set_robust_list(0x5555556096a0, 24 [pid 5145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5148 [pid 5144] set_robust_list(0x5555556096a0, 24./strace-static-x86_64: Process 5149 attached [pid 5147] write(3, "1000", 4 [pid 5145] <... openat resumed>) = 3 [pid 5147] <... write resumed>) = 4 [pid 5145] write(3, "1000", 4./strace-static-x86_64: Process 5148 attached [pid 5147] close(3 [pid 5145] <... write resumed>) = 4 [pid 5148] set_robust_list(0x5555556096a0, 24 [pid 5147] <... close resumed>) = 0 [pid 5145] close(3 [pid 5148] <... set_robust_list resumed>) = 0 [pid 5147] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... close resumed>) = 0 [pid 5149] set_robust_list(0x5555556096a0, 24 [pid 5148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5146] <... set_robust_list resumed>) = 0 [pid 5144] <... set_robust_list resumed>) = 0 [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5149 [pid 5149] <... set_robust_list resumed>) = 0 [pid 5148] <... prctl resumed>) = 0 [pid 5147] <... futex resumed>) = 0 [pid 5145] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5148] setpgid(0, 0 [pid 5147] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5145] <... futex resumed>) = 0 [pid 5144] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5148] <... setpgid resumed>) = 0 [pid 5147] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5145] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5147] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5145] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5148] <... openat resumed>) = 3 [pid 5147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5145] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5148] write(3, "1000", 4 [pid 5147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5148] <... write resumed>) = 4 [pid 5147] <... mmap resumed>) = 0x7fb652e3d000 [pid 5145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5148] close(3 [pid 5147] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5145] <... mmap resumed>) = 0x7fb652e3d000 [pid 5148] <... close resumed>) = 0 [pid 5147] <... mprotect resumed>) = 0 [pid 5145] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5149] <... prctl resumed>) = 0 [pid 5148] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5146] <... prctl resumed>) = 0 [pid 5145] <... mprotect resumed>) = 0 [pid 5144] <... prctl resumed>) = 0 [pid 5149] setpgid(0, 0 [pid 5148] <... futex resumed>) = 0 [pid 5147] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5146] setpgid(0, 0 [pid 5145] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5144] setpgid(0, 0 [pid 5149] <... setpgid resumed>) = 0 [pid 5148] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5147] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5146] <... setpgid resumed>) = 0 [pid 5145] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5144] <... setpgid resumed>) = 0 [pid 5149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5148] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5149] <... openat resumed>) = 3 [pid 5148] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5147] <... clone3 resumed> => {parent_tid=[5150]}, 88) = 5150 [pid 5144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5149] write(3, "1000", 4 [pid 5148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5147] rt_sigprocmask(SIG_SETMASK, [], [pid 5146] <... openat resumed>) = 3 [pid 5145] <... clone3 resumed> => {parent_tid=[5151]}, 88) = 5151 [pid 5149] <... write resumed>) = 4 [pid 5148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5146] write(3, "1000", 4 [pid 5145] rt_sigprocmask(SIG_SETMASK, [], [pid 5144] <... openat resumed>) = 3 [pid 5149] close(3 [pid 5148] <... mmap resumed>) = 0x7fb652e3d000 [pid 5147] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... write resumed>) = 4 [pid 5145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5144] write(3, "1000", 4./strace-static-x86_64: Process 5151 attached ./strace-static-x86_64: Process 5150 attached [pid 5149] <... close resumed>) = 0 [pid 5148] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5147] <... futex resumed>) = 0 [pid 5146] close(3 [pid 5145] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] <... write resumed>) = 4 [pid 5151] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5150] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5149] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... mprotect resumed>) = 0 [pid 5147] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5146] <... close resumed>) = 0 [pid 5145] <... futex resumed>) = 0 [pid 5144] close(3 [pid 5151] <... rseq resumed>) = 0 [pid 5150] <... rseq resumed>) = 0 [pid 5149] <... futex resumed>) = 0 [pid 5148] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5146] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5144] <... close resumed>) = 0 [pid 5151] set_robust_list(0x7fb652e5d9a0, 24 [pid 5150] set_robust_list(0x7fb652e5d9a0, 24 [pid 5149] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5148] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5146] <... futex resumed>) = 0 [pid 5151] <... set_robust_list resumed>) = 0 [pid 5150] <... set_robust_list resumed>) = 0 [pid 5149] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5146] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5144] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5151] rt_sigprocmask(SIG_SETMASK, [], [pid 5150] rt_sigprocmask(SIG_SETMASK, [], [pid 5149] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5146] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5144] <... futex resumed>) = 0 [pid 5151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5148] <... clone3 resumed> => {parent_tid=[5152]}, 88) = 5152 [pid 5146] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5144] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5151] memfd_create("syzkaller", 0 [pid 5150] memfd_create("syzkaller", 0 [pid 5149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5148] rt_sigprocmask(SIG_SETMASK, [], [pid 5146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5144] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5151] <... memfd_create resumed>) = 3 [pid 5150] <... memfd_create resumed>) = 3 [pid 5149] <... mmap resumed>) = 0x7fb652e3d000 [pid 5148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5144] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5151] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5150] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5149] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5148] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5151] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5150] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5148] <... futex resumed>) = 0 [pid 5146] <... mmap resumed>) = 0x7fb652e3d000 [pid 5144] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5152 attached [pid 5151] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5149] <... mprotect resumed>) = 0 [pid 5148] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5146] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5152] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5149] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5152] <... rseq resumed>) = 0 [pid 5146] <... mprotect resumed>) = 0 [pid 5152] set_robust_list(0x7fb652e5d9a0, 24 [pid 5144] <... mmap resumed>) = 0x7fb652e3d000 [pid 5152] <... set_robust_list resumed>) = 0 [pid 5146] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5149] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5146] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5144] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5149] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5152] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5144] <... mprotect resumed>) = 0 [pid 5152] memfd_create("syzkaller", 0) = 3 [pid 5149] <... clone3 resumed> => {parent_tid=[5153]}, 88) = 5153 [pid 5146] <... clone3 resumed> => {parent_tid=[5154]}, 88) = 5154 [pid 5144] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5152] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5149] rt_sigprocmask(SIG_SETMASK, [], [pid 5146] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5154 attached [pid 5152] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5144] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5153 attached [pid 5154] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5152] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5154] <... rseq resumed>) = 0 [pid 5154] set_robust_list(0x7fb652e5d9a0, 24) = 0 [pid 5154] rt_sigprocmask(SIG_SETMASK, [], [pid 5150] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5149] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5153] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5149] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5155 attached [pid 5154] memfd_create("syzkaller", 0 [pid 5153] <... rseq resumed>) = 0 [pid 5149] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5146] <... futex resumed>) = 0 [pid 5154] <... memfd_create resumed>) = 3 [pid 5154] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb64aa3d000 [pid 5155] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5153] set_robust_list(0x7fb652e5d9a0, 24 [pid 5146] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5144] <... clone3 resumed> => {parent_tid=[5155]}, 88) = 5155 [pid 5155] <... rseq resumed>) = 0 [pid 5154] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5153] <... set_robust_list resumed>) = 0 [pid 5144] rt_sigprocmask(SIG_SETMASK, [], [pid 5155] set_robust_list(0x7fb652e5d9a0, 24 [pid 5144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5153] rt_sigprocmask(SIG_SETMASK, [], [pid 5155] <... set_robust_list resumed>) = 0 [pid 5153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5144] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5153] memfd_create("syzkaller", 0 [pid 5144] <... futex resumed>) = 0 [pid 5155] memfd_create("syzkaller", 0 [pid 5153] <... memfd_create resumed>) = 3 [pid 5144] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5155] <... memfd_create resumed>) = 3 [pid 5153] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5155] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5153] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5155] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5150] <... write resumed>) = 2097152 [pid 5150] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5150] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5150] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5150] ioctl(4, LOOP_CLR_FD [pid 5151] <... write resumed>) = 2097152 [pid 5150] <... ioctl resumed>) = 0 [pid 5151] munmap(0x7fb64aa3d000, 2097152 [pid 5150] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5150] close(4 [pid 5153] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5150] <... close resumed>) = 0 [pid 5151] <... munmap resumed>) = 0 [pid 5150] close(3 [pid 5155] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5151] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5152] <... write resumed>) = 2097152 [pid 5151] <... openat resumed>) = 4 [pid 5152] munmap(0x7fb64aa3d000, 2097152 [pid 5151] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5151] ioctl(4, LOOP_CLR_FD) = 0 [pid 5152] <... munmap resumed>) = 0 [pid 5152] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5151] ioctl(4, LOOP_SET_FD, 3 [pid 5152] <... openat resumed>) = 4 [pid 5151] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5152] ioctl(4, LOOP_SET_FD, 3 [pid 5151] close(4 [pid 5152] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5151] <... close resumed>) = 0 [pid 5152] ioctl(4, LOOP_CLR_FD [pid 5151] close(3 [pid 5152] <... ioctl resumed>) = 0 [pid 5150] <... close resumed>) = 0 [pid 5150] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5147] <... futex resumed>) = 0 [pid 5154] <... write resumed>) = 2097152 [pid 5150] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5147] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5152] ioctl(4, LOOP_SET_FD, 3 [pid 5150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5147] <... futex resumed>) = 0 [pid 5152] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5150] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5147] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5155] <... write resumed>) = 2097152 [pid 5153] <... write resumed>) = 2097152 [pid 5152] close(4 [pid 5155] munmap(0x7fb64aa3d000, 2097152 [pid 5154] munmap(0x7fb64aa3d000, 2097152 [pid 5153] munmap(0x7fb64aa3d000, 2097152 [pid 5152] <... close resumed>) = 0 [pid 5151] <... close resumed>) = 0 [pid 5154] <... munmap resumed>) = 0 [pid 5153] <... munmap resumed>) = 0 [pid 5152] close(3 [pid 5151] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5154] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5154] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5151] <... futex resumed>) = 1 [pid 5145] <... futex resumed>) = 0 [pid 5154] ioctl(4, LOOP_CLR_FD [pid 5153] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5151] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5145] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5154] <... ioctl resumed>) = 0 [pid 5153] <... openat resumed>) = 4 [pid 5145] <... futex resumed>) = 0 [pid 5155] <... munmap resumed>) = 0 [pid 5153] ioctl(4, LOOP_SET_FD, 3 [pid 5145] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5153] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5155] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5153] ioctl(4, LOOP_CLR_FD [pid 5155] <... openat resumed>) = 4 [pid 5154] ioctl(4, LOOP_SET_FD, 3 [pid 5153] <... ioctl resumed>) = 0 [pid 5155] ioctl(4, LOOP_SET_FD, 3 [pid 5154] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5155] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5154] close(4) = 0 [pid 5155] ioctl(4, LOOP_CLR_FD) = 0 [pid 5154] close(3 [pid 5153] ioctl(4, LOOP_SET_FD, 3 [pid 5152] <... close resumed>) = 0 [pid 5147] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5153] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5147] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5155] ioctl(4, LOOP_SET_FD, 3 [pid 5153] close(4 [pid 5152] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5155] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5153] <... close resumed>) = 0 [pid 5152] <... futex resumed>) = 1 [pid 5148] <... futex resumed>) = 0 [pid 5147] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5155] close(4 [pid 5153] close(3 [pid 5152] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5155] <... close resumed>) = 0 [pid 5148] <... futex resumed>) = 0 [pid 5147] <... mprotect resumed>) = 0 [pid 5145] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5155] close(3 [pid 5152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5147] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5145] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5145] <... futex resumed>) = 0 [pid 5147] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5154] <... close resumed>) = 0 [pid 5147] <... clone3 resumed> => {parent_tid=[5156]}, 88) = 5156 [pid 5145] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5154] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] rt_sigprocmask(SIG_SETMASK, [], [pid 5145] <... mprotect resumed>) = 0 [pid 5154] <... futex resumed>) = 1 [pid 5152] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5146] <... futex resumed>) = 0 [pid 5145] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5156 attached [pid 5155] <... close resumed>) = 0 [pid 5154] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5153] <... close resumed>) = 0 [pid 5147] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5156] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5153] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] <... futex resumed>) = 0 [pid 5146] <... futex resumed>) = 0 [pid 5145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0}./strace-static-x86_64: Process 5157 attached [pid 5156] <... rseq resumed>) = 0 [pid 5155] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5154] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5153] <... futex resumed>) = 1 [pid 5149] <... futex resumed>) = 0 [pid 5147] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5157] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5156] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5155] <... futex resumed>) = 1 [pid 5153] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... clone3 resumed> => {parent_tid=[5157]}, 88) = 5157 [pid 5144] <... futex resumed>) = 0 [pid 5157] <... rseq resumed>) = 0 [pid 5156] <... set_robust_list resumed>) = 0 [pid 5155] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5149] <... futex resumed>) = 0 [pid 5145] rt_sigprocmask(SIG_SETMASK, [], [pid 5144] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5156] rt_sigprocmask(SIG_SETMASK, [], [pid 5155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5153] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5149] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5144] <... futex resumed>) = 0 [pid 5156] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5145] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5145] <... futex resumed>) = 0 [pid 5157] <... set_robust_list resumed>) = 0 [pid 5155] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5148] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5145] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5157] rt_sigprocmask(SIG_SETMASK, [], [pid 5148] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5148] <... futex resumed>) = 0 [pid 5157] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5148] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5148] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} => {parent_tid=[5158]}, 88) = 5158 [pid 5148] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5148] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5158 attached ) = 0 [pid 5158] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5148] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5158] <... rseq resumed>) = 0 [pid 5158] set_robust_list(0x7fb64ac3c9a0, 24) = 0 [pid 5158] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5158] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5147] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5146] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5147] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] <... futex resumed>) = 0 [pid 5146] <... futex resumed>) = 0 [pid 5147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5147] <... mmap resumed>) = 0x7fb64abfb000 [pid 5146] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5147] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5146] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5147] <... mprotect resumed>) = 0 [pid 5146] <... mprotect resumed>) = 0 [pid 5147] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5146] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5149] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5147] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5146] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5149] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5149] <... futex resumed>) = 0 [pid 5149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5147] <... clone3 resumed> => {parent_tid=[5159]}, 88) = 5159 [pid 5146] <... clone3 resumed> => {parent_tid=[5160]}, 88) = 5160 [pid 5149] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5147] rt_sigprocmask(SIG_SETMASK, [], [pid 5146] rt_sigprocmask(SIG_SETMASK, [], [pid 5149] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5146] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5159 attached [pid 5149] <... mprotect resumed>) = 0 [pid 5147] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5160 attached [pid 5147] <... futex resumed>) = 0 [pid 5145] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5160] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5147] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] <... futex resumed>) = 0 [pid 5160] <... rseq resumed>) = 0 [pid 5145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5160] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5145] <... mmap resumed>) = 0x7fb64abfb000 [pid 5160] <... set_robust_list resumed>) = 0 [pid 5159] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5149] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5146] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5144] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5160] rt_sigprocmask(SIG_SETMASK, [], [pid 5159] <... rseq resumed>) = 0 [pid 5149] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5146] <... futex resumed>) = 0 [pid 5145] <... mprotect resumed>) = 0 [pid 5144] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5159] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5149] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5146] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5144] <... futex resumed>) = 0 [pid 5160] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5159] <... set_robust_list resumed>) = 0 [pid 5145] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5159] rt_sigprocmask(SIG_SETMASK, [], [pid 5149] <... clone3 resumed> => {parent_tid=[5161]}, 88) = 5161 [pid 5145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5144] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5149] rt_sigprocmask(SIG_SETMASK, [], [pid 5144] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5161 attached [pid 5159] ftruncate(-1, 33587195 [pid 5149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5145] <... clone3 resumed> => {parent_tid=[5162]}, 88) = 5162 [pid 5144] <... mprotect resumed>) = 0 [pid 5161] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5159] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5149] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5145] rt_sigprocmask(SIG_SETMASK, [], [pid 5144] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5162 attached [pid 5161] <... rseq resumed>) = 0 [pid 5159] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] <... futex resumed>) = 0 [pid 5148] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5144] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5162] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5161] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5159] <... futex resumed>) = 1 [pid 5149] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5148] <... futex resumed>) = 0 [pid 5147] <... futex resumed>) = 0 [pid 5145] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5162] <... rseq resumed>) = 0 [pid 5161] <... set_robust_list resumed>) = 0 [pid 5159] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5147] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... futex resumed>) = 0 [pid 5162] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5161] rt_sigprocmask(SIG_SETMASK, [], [pid 5159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] <... mmap resumed>) = 0x7fb64abfb000 [pid 5147] <... futex resumed>) = 0 [pid 5145] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] <... clone3 resumed> => {parent_tid=[5163]}, 88) = 5163 [pid 5162] <... set_robust_list resumed>) = 0 [pid 5161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5159] sendfile(-1, -1, NULL, 281474978811909 [pid 5148] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5147] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] rt_sigprocmask(SIG_SETMASK, [], [pid 5162] rt_sigprocmask(SIG_SETMASK, [], [pid 5161] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5159] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5148] <... mprotect resumed>) = 0 [pid 5144] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5163 attached [pid 5162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5159] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5144] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5163] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5162] ftruncate(-1, 33587195 [pid 5159] <... futex resumed>) = 1 [pid 5148] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5147] <... futex resumed>) = 0 [pid 5144] <... futex resumed>) = 0 [pid 5163] <... rseq resumed>) = 0 [pid 5162] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5159] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5147] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5163] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5162] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5147] <... futex resumed>) = 0 [pid 5163] <... set_robust_list resumed>) = 0 [pid 5162] <... futex resumed>) = 1 [pid 5159] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5148] <... clone3 resumed> => {parent_tid=[5164]}, 88) = 5164 [pid 5147] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] <... futex resumed>) = 0 [pid 5163] rt_sigprocmask(SIG_SETMASK, [], [pid 5162] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5159] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5148] rt_sigprocmask(SIG_SETMASK, [], [pid 5145] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5164 attached [pid 5163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5159] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5145] <... futex resumed>) = 0 [pid 5164] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5163] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5162] sendfile(-1, -1, NULL, 281474978811909 [pid 5159] <... futex resumed>) = 1 [pid 5148] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] <... futex resumed>) = 0 [pid 5145] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5164] <... rseq resumed>) = 0 [pid 5162] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5159] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] <... futex resumed>) = 0 [pid 5147] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5164] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5162] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5147] <... futex resumed>) = 0 [pid 5146] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] <... set_robust_list resumed>) = 0 [pid 5162] <... futex resumed>) = 1 [pid 5159] lseek(-1, 257, SEEK_SET [pid 5147] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] <... futex resumed>) = 0 [pid 5145] <... futex resumed>) = 0 [pid 5164] rt_sigprocmask(SIG_SETMASK, [], [pid 5162] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5159] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5145] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5159] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... mmap resumed>) = 0x7fb64abfb000 [pid 5145] <... futex resumed>) = 0 [pid 5164] ftruncate(-1, 33587195 [pid 5162] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5159] <... futex resumed>) = 1 [pid 5147] <... futex resumed>) = 0 [pid 5146] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5145] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5164] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5162] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5159] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5147] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... mprotect resumed>) = 0 [pid 5164] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5162] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5147] <... futex resumed>) = 0 [pid 5146] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5164] <... futex resumed>) = 1 [pid 5162] <... futex resumed>) = 1 [pid 5159] getdents64(-1, [pid 5148] <... futex resumed>) = 0 [pid 5147] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5145] <... futex resumed>) = 0 [pid 5164] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5162] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5159] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5148] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5145] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5159] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5148] <... futex resumed>) = 0 [pid 5145] <... futex resumed>) = 0 [pid 5164] sendfile(-1, -1, NULL, 281474978811909 [pid 5162] lseek(-1, 257, SEEK_SET [pid 5159] <... futex resumed>) = 1 [pid 5149] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5147] <... futex resumed>) = 0 [pid 5146] <... clone3 resumed> => {parent_tid=[5165]}, 88) = 5165 [pid 5145] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5164] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5162] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5159] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] <... futex resumed>) = 0 [pid 5147] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5165 attached [pid 5164] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5162] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5147] <... futex resumed>) = 0 [pid 5146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5165] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5164] <... futex resumed>) = 1 [pid 5162] <... futex resumed>) = 1 [pid 5159] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5149] <... mmap resumed>) = 0x7fb64abfb000 [pid 5148] <... futex resumed>) = 0 [pid 5147] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... futex resumed>) = 0 [pid 5165] <... rseq resumed>) = 0 [pid 5164] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5162] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5165] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5159] <... openat resumed>) = 5 [pid 5149] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5148] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] <... futex resumed>) = 0 [pid 5145] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... set_robust_list resumed>) = 0 [pid 5164] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5162] getdents64(-1, [pid 5159] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] <... mprotect resumed>) = 0 [pid 5146] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] <... futex resumed>) = 0 [pid 5165] rt_sigprocmask(SIG_SETMASK, [], [pid 5164] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5162] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5159] <... futex resumed>) = 1 [pid 5149] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5147] <... futex resumed>) = 0 [pid 5145] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5164] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5162] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] ftruncate(-1, 33587195 [pid 5164] <... futex resumed>) = 1 [pid 5162] <... futex resumed>) = 0 [pid 5149] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5148] <... futex resumed>) = 0 [pid 5145] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5164] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5162] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5148] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... futex resumed>) = 0 [pid 5165] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5162] <... openat resumed>) = 5 [pid 5149] <... clone3 resumed> => {parent_tid=[5166]}, 88) = 5166 [pid 5148] <... futex resumed>) = 0 [pid 5145] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5165] <... futex resumed>) = 1 [pid 5164] lseek(-1, 257, SEEK_SET [pid 5162] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] rt_sigprocmask(SIG_SETMASK, [], [pid 5148] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] <... futex resumed>) = 0 [pid 5145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5144] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5164] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5162] <... futex resumed>) = 0 [pid 5149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5146] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] <... futex resumed>) = 0 [pid 5165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5164] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5162] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... futex resumed>) = 0 [pid 5144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5166 attached [pid 5165] sendfile(-1, -1, NULL, 281474978811909 [pid 5164] <... futex resumed>) = 1 [pid 5149] <... futex resumed>) = 0 [pid 5148] <... futex resumed>) = 0 [pid 5146] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] <... mmap resumed>) = 0x7fb64abfb000 [pid 5166] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5165] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5164] getdents64(-1, [pid 5149] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5148] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5166] <... rseq resumed>) = 0 [pid 5165] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5148] <... futex resumed>) = 0 [pid 5166] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5165] <... futex resumed>) = 1 [pid 5164] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] <... futex resumed>) = 0 [pid 5144] <... mprotect resumed>) = 0 [pid 5166] <... set_robust_list resumed>) = 0 [pid 5165] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5164] <... futex resumed>) = 0 [pid 5148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5146] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5166] rt_sigprocmask(SIG_SETMASK, [], [pid 5165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5164] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5148] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... futex resumed>) = 0 [pid 5144] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5165] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5164] <... openat resumed>) = 5 [pid 5148] <... futex resumed>) = 0 [pid 5146] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5166] ftruncate(-1, 33587195 [pid 5165] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5164] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5166] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5165] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5164] <... futex resumed>) = 0 [pid 5148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5144] <... clone3 resumed> => {parent_tid=[5167]}, 88) = 5167 [pid 5166] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... futex resumed>) = 1 [pid 5164] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5146] <... futex resumed>) = 0 [pid 5144] rt_sigprocmask(SIG_SETMASK, [], [pid 5166] <... futex resumed>) = 1 [pid 5165] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] <... futex resumed>) = 0 [pid 5146] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5166] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5149] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... futex resumed>) = 0 [pid 5144] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] lseek(-1, 257, SEEK_SET [pid 5149] <... futex resumed>) = 0 [pid 5146] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5167 attached [pid 5166] sendfile(-1, -1, NULL, 281474978811909 [pid 5165] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5149] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5166] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5165] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... rseq resumed>) = 0 [pid 5166] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... futex resumed>) = 1 [pid 5146] <... futex resumed>) = 0 [pid 5167] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5166] <... futex resumed>) = 1 [pid 5165] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] <... futex resumed>) = 0 [pid 5146] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... set_robust_list resumed>) = 0 [pid 5166] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5149] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... futex resumed>) = 0 [pid 5167] rt_sigprocmask(SIG_SETMASK, [], [pid 5166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] getdents64(-1, [pid 5149] <... futex resumed>) = 0 [pid 5146] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5166] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5165] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5149] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] ftruncate(-1, 33587195 [pid 5166] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5165] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5166] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... futex resumed>) = 1 [pid 5146] <... futex resumed>) = 0 [pid 5167] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5166] <... futex resumed>) = 1 [pid 5165] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] <... futex resumed>) = 0 [pid 5146] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... futex resumed>) = 1 [pid 5166] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5149] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... futex resumed>) = 0 [pid 5144] <... futex resumed>) = 0 [pid 5167] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5149] <... futex resumed>) = 0 [pid 5146] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5166] lseek(-1, 257, SEEK_SET [pid 5165] <... openat resumed>) = 5 [pid 5149] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] <... futex resumed>) = 0 [pid 5167] sendfile(-1, -1, NULL, 281474978811909 [pid 5166] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5165] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5166] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... futex resumed>) = 1 [pid 5146] <... futex resumed>) = 0 [pid 5167] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5166] <... futex resumed>) = 1 [pid 5165] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] <... futex resumed>) = 0 [pid 5167] <... futex resumed>) = 1 [pid 5166] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] <... futex resumed>) = 0 [pid 5167] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5149] <... futex resumed>) = 0 [pid 5144] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5166] getdents64(-1, [pid 5149] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] <... futex resumed>) = 0 [pid 5167] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5166] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5144] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5166] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5166] <... futex resumed>) = 1 [pid 5149] <... futex resumed>) = 0 [pid 5167] <... futex resumed>) = 1 [pid 5166] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] <... futex resumed>) = 0 [pid 5167] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5149] <... futex resumed>) = 0 [pid 5144] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5166] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5149] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] <... futex resumed>) = 0 [pid 5167] lseek(-1, 257, SEEK_SET [pid 5166] <... openat resumed>) = 5 [pid 5144] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5166] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5166] <... futex resumed>) = 1 [pid 5149] <... futex resumed>) = 0 [pid 5167] <... futex resumed>) = 1 [pid 5166] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5144] <... futex resumed>) = 0 [pid 5167] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5144] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5144] <... futex resumed>) = 0 [pid 5167] getdents64(-1, [pid 5144] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5167] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5144] <... futex resumed>) = 0 [pid 5167] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5144] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5144] <... futex resumed>) = 0 [pid 5167] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5144] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] <... openat resumed>) = 5 [pid 5167] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5144] <... futex resumed>) = 0 [pid 5167] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5150] <... open resumed>) = 3 [pid 5151] <... open resumed>) = 3 [pid 5163] <... open resumed>) = 4 [pid 5161] <... open resumed>) = 4 [pid 5160] <... open resumed>) = 4 [pid 5158] <... open resumed>) = 4 [pid 5157] <... open resumed>) = 4 [pid 5156] <... open resumed>) = 4 [pid 5155] <... open resumed>) = 3 [pid 5154] <... open resumed>) = 3 [pid 5153] <... open resumed>) = 3 [pid 5152] <... open resumed>) = 3 [pid 5150] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5151] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5163] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5161] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5160] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5154] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5153] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5152] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5151] <... futex resumed>) = 0 [pid 5150] <... futex resumed>) = 0 [pid 5149] exit_group(0 [pid 5145] exit_group(0 [pid 5144] exit_group(0 [pid 5167] <... futex resumed>) = ? [pid 5166] <... futex resumed>) = ? [pid 5163] <... futex resumed>) = ? [pid 5162] <... futex resumed>) = ? [pid 5161] <... futex resumed>) = ? [pid 5160] <... futex resumed>) = 0 [pid 5158] <... futex resumed>) = 0 [pid 5156] <... futex resumed>) = 0 [pid 5154] <... futex resumed>) = 0 [pid 5157] <... futex resumed>) = ? [pid 5152] <... futex resumed>) = 0 [pid 5150] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] <... exit_group resumed>) = ? [pid 5153] <... futex resumed>) = ? [pid 5148] exit_group(0 [pid 5147] exit_group(0 [pid 5155] <... futex resumed>) = ? [pid 5146] exit_group(0 [pid 5145] <... exit_group resumed>) = ? [pid 5144] <... exit_group resumed>) = ? [pid 5167] +++ exited with 0 +++ [pid 5166] +++ exited with 0 +++ [pid 5163] +++ exited with 0 +++ [pid 5162] +++ exited with 0 +++ [pid 5161] +++ exited with 0 +++ [pid 5160] exit_group(0 [pid 5157] +++ exited with 0 +++ [pid 5156] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5154] ???( [pid 5164] <... futex resumed>) = ? [pid 5153] +++ exited with 0 +++ [pid 5148] <... exit_group resumed>) = ? [pid 5146] <... exit_group resumed>) = ? [pid 5165] <... futex resumed>) = ? [pid 5160] <... exit_group resumed>) = ? [pid 5165] +++ exited with 0 +++ [pid 5164] +++ exited with 0 +++ [pid 5160] +++ exited with 0 +++ [pid 5159] <... futex resumed>) = ? [pid 5158] +++ exited with 0 +++ [pid 5156] <... futex resumed>) = ? [pid 5155] +++ exited with 0 +++ [pid 5154] <... ??? resumed>) = ? [pid 5152] +++ exited with 0 +++ [pid 5150] <... futex resumed>) = ? [pid 5149] +++ exited with 0 +++ [pid 5147] <... exit_group resumed>) = ? [pid 5144] +++ exited with 0 +++ [pid 5159] +++ exited with 0 +++ [pid 5156] +++ exited with 0 +++ [pid 5150] +++ exited with 0 +++ [pid 5148] +++ exited with 0 +++ [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5144, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5154] +++ exited with 0 +++ [pid 5146] +++ exited with 0 +++ [pid 5027] <... openat resumed>) = 3 [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5148, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5149, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5146, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5027] <... ioctl resumed>) = 0 [pid 5147] +++ exited with 0 +++ [pid 5027] close(3) = 0 [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5151] +++ exited with 0 +++ [pid 5145] +++ exited with 0 +++ [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5168 [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5145, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5020] ioctl(3, LOOP_CLR_FD) = 0 [pid 5020] close(3) = 0 [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5147, si_uid=0, si_status=0, si_utime=0, si_stime=40 /* 0.40 s */} --- [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5169 [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5022] <... openat resumed>) = 3 [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5019] <... openat resumed>) = 3 [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5021] <... openat resumed>) = 3 [pid 5019] ioctl(3, LOOP_CLR_FD [pid 5022] <... ioctl resumed>) = 0 [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5022] close(3 [pid 5021] <... ioctl resumed>) = 0 [pid 5019] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5169 attached [pid 5025] <... openat resumed>) = 3 [pid 5022] <... close resumed>) = 0 [pid 5021] close(3 [pid 5019] close(3 [pid 5169] set_robust_list(0x5555556096a0, 24 [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5021] <... close resumed>) = 0 [pid 5169] <... set_robust_list resumed>) = 0 [pid 5025] <... ioctl resumed>) = 0 [pid 5019] <... close resumed>) = 0 [pid 5169] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5025] close(3./strace-static-x86_64: Process 5168 attached [pid 5169] <... prctl resumed>) = 0 [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5170 [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5170 attached [pid 5169] setpgid(0, 0 [pid 5168] set_robust_list(0x5555556096a0, 24 [pid 5025] <... close resumed>) = 0 ./strace-static-x86_64: Process 5171 attached [pid 5170] set_robust_list(0x5555556096a0, 24 [pid 5169] <... setpgid resumed>) = 0 [pid 5168] <... set_robust_list resumed>) = 0 [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5171 [pid 5019] <... clone resumed>, child_tidptr=0x555555609690) = 5172 ./strace-static-x86_64: Process 5172 attached [pid 5171] set_robust_list(0x5555556096a0, 24 [pid 5170] <... set_robust_list resumed>) = 0 [pid 5169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5168] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5172] set_robust_list(0x5555556096a0, 24 [pid 5171] <... set_robust_list resumed>) = 0 [pid 5170] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5169] <... openat resumed>) = 3 [pid 5168] <... prctl resumed>) = 0 [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5173 ./strace-static-x86_64: Process 5173 attached [pid 5172] <... set_robust_list resumed>) = 0 [pid 5171] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5170] <... prctl resumed>) = 0 [pid 5169] write(3, "1000", 4 [pid 5168] setpgid(0, 0 [pid 5173] set_robust_list(0x5555556096a0, 24 [pid 5172] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5171] <... prctl resumed>) = 0 [pid 5170] setpgid(0, 0 [pid 5169] <... write resumed>) = 4 [pid 5168] <... setpgid resumed>) = 0 [pid 5173] <... set_robust_list resumed>) = 0 [pid 5172] <... prctl resumed>) = 0 [pid 5171] setpgid(0, 0 [pid 5170] <... setpgid resumed>) = 0 [pid 5169] close(3 [pid 5168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5172] setpgid(0, 0 [pid 5171] <... setpgid resumed>) = 0 [pid 5170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5169] <... close resumed>) = 0 [pid 5168] <... openat resumed>) = 3 [pid 5173] <... prctl resumed>) = 0 [pid 5172] <... setpgid resumed>) = 0 [pid 5171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5170] <... openat resumed>) = 3 [pid 5169] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] write(3, "1000", 4 [pid 5173] setpgid(0, 0 [pid 5172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5171] <... openat resumed>) = 3 [pid 5170] write(3, "1000", 4 [pid 5169] <... futex resumed>) = 0 [pid 5168] <... write resumed>) = 4 [pid 5173] <... setpgid resumed>) = 0 [pid 5172] <... openat resumed>) = 3 [pid 5171] write(3, "1000", 4 [pid 5170] <... write resumed>) = 4 [pid 5169] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5168] close(3 [pid 5173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5172] write(3, "1000", 4 [pid 5171] <... write resumed>) = 4 [pid 5170] close(3 [pid 5169] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5168] <... close resumed>) = 0 [pid 5173] <... openat resumed>) = 3 [pid 5172] <... write resumed>) = 4 [pid 5171] close(3 [pid 5170] <... close resumed>) = 0 [pid 5169] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5168] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5173] write(3, "1000", 4 [pid 5172] close(3 [pid 5171] <... close resumed>) = 0 [pid 5170] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5168] <... futex resumed>) = 0 [pid 5173] <... write resumed>) = 4 [pid 5172] <... close resumed>) = 0 [pid 5171] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] <... futex resumed>) = 0 [pid 5169] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5168] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5173] close(3 [pid 5172] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] <... futex resumed>) = 0 [pid 5170] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5169] <... mmap resumed>) = 0x7fb652e3d000 [pid 5168] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5173] <... close resumed>) = 0 [pid 5172] <... futex resumed>) = 0 [pid 5171] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5170] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5169] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5168] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5173] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5171] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5170] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5169] <... mprotect resumed>) = 0 [pid 5168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5173] <... futex resumed>) = 0 [pid 5172] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5171] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5170] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5169] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5168] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5173] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5172] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5170] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5169] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5168] <... mmap resumed>) = 0x7fb652e3d000 [pid 5173] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5170] <... mmap resumed>) = 0x7fb652e3d000 [pid 5169] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5168] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5173] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5171] <... mmap resumed>) = 0x7fb652e3d000 [pid 5170] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5168] <... mprotect resumed>) = 0 [pid 5173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5172] <... mmap resumed>) = 0x7fb652e3d000 [pid 5171] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5170] <... mprotect resumed>) = 0 [pid 5169] <... clone3 resumed> => {parent_tid=[5174]}, 88) = 5174 [pid 5168] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5174 attached [pid 5173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5172] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5171] <... mprotect resumed>) = 0 [pid 5170] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5169] rt_sigprocmask(SIG_SETMASK, [], [pid 5168] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5174] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5173] <... mmap resumed>) = 0x7fb652e3d000 [pid 5172] <... mprotect resumed>) = 0 [pid 5171] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5170] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5169] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5168] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5174] <... rseq resumed>) = 0 [pid 5173] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5172] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5171] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5170] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5169] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5175 attached [pid 5174] set_robust_list(0x7fb652e5d9a0, 24 [pid 5173] <... mprotect resumed>) = 0 [pid 5172] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5171] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5169] <... futex resumed>) = 0 [pid 5168] <... clone3 resumed> => {parent_tid=[5175]}, 88) = 5175 [pid 5175] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5174] <... set_robust_list resumed>) = 0 [pid 5173] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5170] <... clone3 resumed> => {parent_tid=[5176]}, 88) = 5176 [pid 5169] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5168] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5177 attached [pid 5175] <... rseq resumed>) = 0 [pid 5174] rt_sigprocmask(SIG_SETMASK, [], [pid 5173] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5171] <... clone3 resumed> => {parent_tid=[5177]}, 88) = 5177 [pid 5170] rt_sigprocmask(SIG_SETMASK, [], [pid 5168] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5176 attached [pid 5177] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5175] set_robust_list(0x7fb652e5d9a0, 24 [pid 5174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5173] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5172] <... clone3 resumed> => {parent_tid=[5178]}, 88) = 5178 [pid 5171] rt_sigprocmask(SIG_SETMASK, [], [pid 5170] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5168] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5178 attached [pid 5177] <... rseq resumed>) = 0 [pid 5176] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5175] <... set_robust_list resumed>) = 0 [pid 5174] memfd_create("syzkaller", 0 [pid 5172] rt_sigprocmask(SIG_SETMASK, [], [pid 5171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5170] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = 0 [pid 5178] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5177] set_robust_list(0x7fb652e5d9a0, 24 [pid 5176] <... rseq resumed>) = 0 [pid 5175] rt_sigprocmask(SIG_SETMASK, [], [pid 5174] <... memfd_create resumed>) = 3 [pid 5173] <... clone3 resumed> => {parent_tid=[5179]}, 88) = 5179 [pid 5172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5171] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] <... futex resumed>) = 0 [pid 5168] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5179 attached [pid 5178] <... rseq resumed>) = 0 [pid 5177] <... set_robust_list resumed>) = 0 [pid 5176] set_robust_list(0x7fb652e5d9a0, 24 [pid 5170] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5174] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5179] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5178] set_robust_list(0x7fb652e5d9a0, 24 [pid 5177] rt_sigprocmask(SIG_SETMASK, [], [pid 5176] <... set_robust_list resumed>) = 0 [pid 5173] rt_sigprocmask(SIG_SETMASK, [], [pid 5175] memfd_create("syzkaller", 0 [pid 5172] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] <... futex resumed>) = 0 [pid 5179] <... rseq resumed>) = 0 [pid 5178] <... set_robust_list resumed>) = 0 [pid 5177] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5176] rt_sigprocmask(SIG_SETMASK, [], [pid 5175] <... memfd_create resumed>) = 3 [pid 5174] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5172] <... futex resumed>) = 0 [pid 5171] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5179] set_robust_list(0x7fb652e5d9a0, 24 [pid 5178] rt_sigprocmask(SIG_SETMASK, [], [pid 5177] memfd_create("syzkaller", 0 [pid 5176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5173] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5179] <... set_robust_list resumed>) = 0 [pid 5178] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5176] memfd_create("syzkaller", 0 [pid 5179] rt_sigprocmask(SIG_SETMASK, [], [pid 5178] memfd_create("syzkaller", 0 [pid 5176] <... memfd_create resumed>) = 3 [pid 5179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5178] <... memfd_create resumed>) = 3 [pid 5176] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5179] memfd_create("syzkaller", 0 [pid 5178] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5176] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5179] <... memfd_create resumed>) = 3 [pid 5178] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5177] <... memfd_create resumed>) = 3 [pid 5175] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5174] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5173] <... futex resumed>) = 0 [pid 5179] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5177] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5175] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5173] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5179] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5177] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5176] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5178] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5179] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5177] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5175] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5177] <... write resumed>) = 2097152 [pid 5176] <... write resumed>) = 2097152 [pid 5177] munmap(0x7fb64aa3d000, 2097152 [pid 5175] <... write resumed>) = 2097152 [pid 5175] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5177] <... munmap resumed>) = 0 [pid 5179] <... write resumed>) = 2097152 [pid 5178] <... write resumed>) = 2097152 [pid 5177] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5176] munmap(0x7fb64aa3d000, 2097152 [pid 5175] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5174] <... write resumed>) = 2097152 [pid 5177] <... openat resumed>) = 4 [pid 5174] munmap(0x7fb64aa3d000, 2097152 [pid 5177] ioctl(4, LOOP_SET_FD, 3 [pid 5176] <... munmap resumed>) = 0 [pid 5175] <... openat resumed>) = 4 [pid 5174] <... munmap resumed>) = 0 [pid 5177] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5176] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5175] ioctl(4, LOOP_SET_FD, 3 [pid 5178] munmap(0x7fb64aa3d000, 2097152 [pid 5177] ioctl(4, LOOP_CLR_FD [pid 5176] <... openat resumed>) = 4 [pid 5175] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5174] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5179] munmap(0x7fb64aa3d000, 2097152 [pid 5178] <... munmap resumed>) = 0 [pid 5177] <... ioctl resumed>) = 0 [pid 5176] ioctl(4, LOOP_SET_FD, 3 [pid 5175] ioctl(4, LOOP_CLR_FD [pid 5174] <... openat resumed>) = 4 [pid 5179] <... munmap resumed>) = 0 [pid 5176] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5175] <... ioctl resumed>) = 0 [pid 5174] ioctl(4, LOOP_SET_FD, 3 [pid 5178] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5176] ioctl(4, LOOP_CLR_FD [pid 5174] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5179] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5178] <... openat resumed>) = 4 [pid 5176] <... ioctl resumed>) = 0 [pid 5174] ioctl(4, LOOP_CLR_FD [pid 5179] <... openat resumed>) = 4 [pid 5178] ioctl(4, LOOP_SET_FD, 3 [pid 5177] ioctl(4, LOOP_SET_FD, 3 [pid 5174] <... ioctl resumed>) = 0 [pid 5179] ioctl(4, LOOP_SET_FD, 3 [pid 5178] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5177] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5175] ioctl(4, LOOP_SET_FD, 3 [pid 5179] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5178] ioctl(4, LOOP_CLR_FD [pid 5179] ioctl(4, LOOP_CLR_FD [pid 5178] <... ioctl resumed>) = 0 [pid 5177] close(4 [pid 5175] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5179] <... ioctl resumed>) = 0 [pid 5177] <... close resumed>) = 0 [pid 5176] ioctl(4, LOOP_SET_FD, 3 [pid 5175] close(4 [pid 5174] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5174] close(4 [pid 5178] ioctl(4, LOOP_SET_FD, 3 [pid 5174] <... close resumed>) = 0 [pid 5179] ioctl(4, LOOP_SET_FD, 3 [pid 5178] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5174] close(3 [pid 5179] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5178] close(4 [pid 5177] close(3 [pid 5176] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5175] <... close resumed>) = 0 [pid 5174] <... close resumed>) = 0 [pid 5179] close(4 [pid 5178] <... close resumed>) = 0 [pid 5179] <... close resumed>) = 0 [pid 5178] close(3 [pid 5179] close(3 [pid 5178] <... close resumed>) = 0 [pid 5177] <... close resumed>) = 0 [pid 5176] close(4 [pid 5175] close(3 [pid 5179] <... close resumed>) = 0 [pid 5176] <... close resumed>) = 0 [pid 5174] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5169] <... futex resumed>) = 0 [pid 5176] close(3 [pid 5169] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5174] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5169] <... futex resumed>) = 0 [pid 5169] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5178] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5172] <... futex resumed>) = 0 [pid 5179] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5178] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5172] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5179] <... futex resumed>) = 1 [pid 5173] <... futex resumed>) = 0 [pid 5172] <... futex resumed>) = 0 [pid 5179] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5173] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5173] <... futex resumed>) = 0 [pid 5173] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5175] <... close resumed>) = 0 [pid 5177] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5171] <... futex resumed>) = 0 [pid 5177] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5171] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5171] <... futex resumed>) = 0 [pid 5177] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5171] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5176] <... close resumed>) = 0 [pid 5175] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5175] <... futex resumed>) = 1 [pid 5168] <... futex resumed>) = 0 [pid 5176] <... futex resumed>) = 1 [pid 5175] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5170] <... futex resumed>) = 0 [pid 5168] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5170] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5168] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5170] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5172] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5169] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5172] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5173] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5172] <... futex resumed>) = 0 [pid 5169] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5173] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5169] <... futex resumed>) = 0 [pid 5173] <... futex resumed>) = 0 [pid 5172] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5169] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5172] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5169] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5173] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5172] <... mprotect resumed>) = 0 [pid 5169] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5173] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5172] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5169] <... mprotect resumed>) = 0 [pid 5173] <... mprotect resumed>) = 0 [pid 5172] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5169] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5173] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5169] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5173] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5171] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5169] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5173] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5172] <... clone3 resumed> => {parent_tid=[5180]}, 88) = 5180 [pid 5171] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] rt_sigprocmask(SIG_SETMASK, [], [pid 5171] <... futex resumed>) = 0 [pid 5173] <... clone3 resumed> => {parent_tid=[5182]}, 88) = 5182 [pid 5172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5169] <... clone3 resumed> => {parent_tid=[5181]}, 88) = 5181 [pid 5173] rt_sigprocmask(SIG_SETMASK, [], [pid 5172] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5169] rt_sigprocmask(SIG_SETMASK, [], [pid 5173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5172] <... futex resumed>) = 0 [pid 5171] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5169] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5182 attached [pid 5173] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] <... mprotect resumed>) = 0 [pid 5169] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5180 attached [pid 5182] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5173] <... futex resumed>) = 0 [pid 5168] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5170] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5181 attached [pid 5182] <... rseq resumed>) = 0 [pid 5180] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5173] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5170] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] <... futex resumed>) = 0 [pid 5168] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5181] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5180] <... rseq resumed>) = 0 [pid 5171] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5169] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] <... futex resumed>) = 0 [pid 5182] <... set_robust_list resumed>) = 0 [pid 5181] <... rseq resumed>) = 0 [pid 5180] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5171] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5170] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5168] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5182] rt_sigprocmask(SIG_SETMASK, [], [pid 5181] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5180] <... set_robust_list resumed>) = 0 [pid 5170] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5168] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5181] <... set_robust_list resumed>) = 0 [pid 5180] rt_sigprocmask(SIG_SETMASK, [], [pid 5171] <... clone3 resumed> => {parent_tid=[5183]}, 88) = 5183 [pid 5170] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5168] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5182] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5181] rt_sigprocmask(SIG_SETMASK, [], [pid 5180] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5171] rt_sigprocmask(SIG_SETMASK, [], [pid 5170] <... mprotect resumed>) = 0 [pid 5168] <... mprotect resumed>) = 0 [pid 5181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5180] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5170] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5168] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5183 attached [pid 5181] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5171] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5168] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5183] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5171] <... futex resumed>) = 0 [pid 5170] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5168] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5183] <... rseq resumed>) = 0 [pid 5171] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5183] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5170] <... clone3 resumed> => {parent_tid=[5184]}, 88) = 5184 [pid 5168] <... clone3 resumed> => {parent_tid=[5185]}, 88) = 5185 [pid 5183] <... set_robust_list resumed>) = 0 [pid 5170] rt_sigprocmask(SIG_SETMASK, [], [pid 5168] rt_sigprocmask(SIG_SETMASK, [], [pid 5183] rt_sigprocmask(SIG_SETMASK, [], [pid 5170] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5168] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5184 attached [pid 5183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5172] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5170] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5185 attached [pid 5184] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5183] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5172] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] <... futex resumed>) = 0 [pid 5168] <... futex resumed>) = 0 [pid 5185] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5184] <... rseq resumed>) = 0 [pid 5173] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5172] <... futex resumed>) = 0 [pid 5170] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5185] <... rseq resumed>) = 0 [pid 5184] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5173] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5185] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5184] <... set_robust_list resumed>) = 0 [pid 5173] <... futex resumed>) = 0 [pid 5172] <... mmap resumed>) = 0x7fb64abfb000 [pid 5185] <... set_robust_list resumed>) = 0 [pid 5184] rt_sigprocmask(SIG_SETMASK, [], [pid 5173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5172] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5185] rt_sigprocmask(SIG_SETMASK, [], [pid 5184] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5173] <... mmap resumed>) = 0x7fb64abfb000 [pid 5172] <... mprotect resumed>) = 0 [pid 5185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5184] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5173] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5172] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5185] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5173] <... mprotect resumed>) = 0 [pid 5172] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5173] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5169] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5173] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5169] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5173] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5172] <... clone3 resumed> => {parent_tid=[5186]}, 88) = 5186 [pid 5169] <... futex resumed>) = 0 [pid 5172] rt_sigprocmask(SIG_SETMASK, [], [pid 5169] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5173] <... clone3 resumed> => {parent_tid=[5187]}, 88) = 5187 [pid 5172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5169] <... mmap resumed>) = 0x7fb64abfb000 [pid 5173] rt_sigprocmask(SIG_SETMASK, [], [pid 5172] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5172] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5186 attached [pid 5173] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5169] <... mprotect resumed>) = 0 [pid 5186] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5173] <... futex resumed>) = 0 [pid 5169] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5186] <... rseq resumed>) = 0 [pid 5173] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5169] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5186] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5169] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5186] <... set_robust_list resumed>) = 0 [pid 5186] rt_sigprocmask(SIG_SETMASK, [], [pid 5169] <... clone3 resumed> => {parent_tid=[5188]}, 88) = 5188 ./strace-static-x86_64: Process 5187 attached [pid 5186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5171] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5169] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5188 attached [pid 5187] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5186] ftruncate(-1, 33587195 [pid 5171] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5188] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5187] <... rseq resumed>) = 0 [pid 5186] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5171] <... futex resumed>) = 0 [pid 5169] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] <... rseq resumed>) = 0 [pid 5187] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5186] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5169] <... futex resumed>) = 0 [pid 5188] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5187] <... set_robust_list resumed>) = 0 [pid 5186] <... futex resumed>) = 1 [pid 5172] <... futex resumed>) = 0 [pid 5171] <... mmap resumed>) = 0x7fb64abfb000 [pid 5169] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5188] <... set_robust_list resumed>) = 0 [pid 5187] rt_sigprocmask(SIG_SETMASK, [], [pid 5186] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5172] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5188] rt_sigprocmask(SIG_SETMASK, [], [pid 5187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5172] <... futex resumed>) = 0 [pid 5171] <... mprotect resumed>) = 0 [pid 5186] sendfile(-1, -1, NULL, 281474978811909 [pid 5172] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5187] ftruncate(-1, 33587195 [pid 5186] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5171] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5188] ftruncate(-1, 33587195 [pid 5187] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5186] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5170] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5168] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5188] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5187] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... futex resumed>) = 1 [pid 5172] <... futex resumed>) = 0 [pid 5171] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5170] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5173] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5172] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] <... futex resumed>) = 0 [pid 5168] <... futex resumed>) = 0 [pid 5186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5173] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] <... futex resumed>) = 0 [pid 5170] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5168] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5188] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5187] <... futex resumed>) = 0 [pid 5186] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5173] <... futex resumed>) = 0 [pid 5172] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5170] <... mmap resumed>) = 0x7fb64abfb000 [pid 5168] <... mmap resumed>) = 0x7fb64abfb000 ./strace-static-x86_64: Process 5189 attached [pid 5188] <... futex resumed>) = 1 [pid 5187] sendfile(-1, -1, NULL, 281474978811909 [pid 5186] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5173] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] <... clone3 resumed> => {parent_tid=[5189]}, 88) = 5189 [pid 5170] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5169] <... futex resumed>) = 0 [pid 5168] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5189] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5188] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5187] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5186] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] rt_sigprocmask(SIG_SETMASK, [], [pid 5170] <... mprotect resumed>) = 0 [pid 5169] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... mprotect resumed>) = 0 [pid 5189] <... rseq resumed>) = 0 [pid 5188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5187] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... futex resumed>) = 1 [pid 5172] <... futex resumed>) = 0 [pid 5171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5170] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5169] <... futex resumed>) = 0 [pid 5168] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5189] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5188] sendfile(-1, -1, NULL, 281474978811909 [pid 5187] <... futex resumed>) = 1 [pid 5186] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5173] <... futex resumed>) = 0 [pid 5172] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5169] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5189] <... set_robust_list resumed>) = 0 [pid 5188] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5187] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5173] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] <... futex resumed>) = 0 [pid 5171] <... futex resumed>) = 0 [pid 5170] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5168] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5189] rt_sigprocmask(SIG_SETMASK, [], [pid 5188] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5186] lseek(-1, 257, SEEK_SET [pid 5173] <... futex resumed>) = 0 [pid 5172] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5190 attached [pid 5189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5188] <... futex resumed>) = 1 [pid 5187] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5186] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5173] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5170] <... clone3 resumed> => {parent_tid=[5190]}, 88) = 5190 [pid 5169] <... futex resumed>) = 0 [pid 5168] <... clone3 resumed> => {parent_tid=[5191]}, 88) = 5191 ./strace-static-x86_64: Process 5191 attached [pid 5190] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5189] ftruncate(-1, 33587195 [pid 5188] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5187] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5186] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] rt_sigprocmask(SIG_SETMASK, [], [pid 5169] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] rt_sigprocmask(SIG_SETMASK, [], [pid 5191] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5190] <... rseq resumed>) = 0 [pid 5189] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5187] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... futex resumed>) = 1 [pid 5172] <... futex resumed>) = 0 [pid 5170] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5169] <... futex resumed>) = 0 [pid 5168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5191] <... rseq resumed>) = 0 [pid 5190] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5189] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5187] <... futex resumed>) = 1 [pid 5186] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5173] <... futex resumed>) = 0 [pid 5172] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5190] <... set_robust_list resumed>) = 0 [pid 5189] <... futex resumed>) = 1 [pid 5188] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5187] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5173] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] <... futex resumed>) = 0 [pid 5171] <... futex resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5168] <... futex resumed>) = 0 [pid 5191] <... set_robust_list resumed>) = 0 [pid 5190] rt_sigprocmask(SIG_SETMASK, [], [pid 5189] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5188] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5186] getdents64(-1, [pid 5173] <... futex resumed>) = 0 [pid 5172] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5191] rt_sigprocmask(SIG_SETMASK, [], [pid 5190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5188] <... futex resumed>) = 1 [pid 5187] lseek(-1, 257, SEEK_SET [pid 5186] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5173] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] <... futex resumed>) = 0 [pid 5169] <... futex resumed>) = 0 [pid 5191] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5190] ftruncate(-1, 33587195 [pid 5189] sendfile(-1, -1, NULL, 281474978811909 [pid 5188] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5187] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5186] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5169] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] ftruncate(-1, 33587195 [pid 5190] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5189] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5187] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... futex resumed>) = 1 [pid 5172] <... futex resumed>) = 0 [pid 5169] <... futex resumed>) = 0 [pid 5191] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5190] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5189] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] lseek(-1, 257, SEEK_SET [pid 5187] <... futex resumed>) = 1 [pid 5186] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5173] <... futex resumed>) = 0 [pid 5172] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5191] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... futex resumed>) = 1 [pid 5189] <... futex resumed>) = 1 [pid 5188] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5187] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5173] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] <... futex resumed>) = 0 [pid 5171] <... futex resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5191] <... futex resumed>) = 1 [pid 5190] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5189] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5188] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5186] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5173] <... futex resumed>) = 0 [pid 5172] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = 0 [pid 5191] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5188] <... futex resumed>) = 1 [pid 5187] getdents64(-1, [pid 5186] <... openat resumed>) = 5 [pid 5173] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] <... futex resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5169] <... futex resumed>) = 0 [pid 5168] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] sendfile(-1, -1, NULL, 281474978811909 [pid 5189] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5188] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5187] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5186] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5170] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5169] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = 0 [pid 5191] sendfile(-1, -1, NULL, 281474978811909 [pid 5190] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5189] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5187] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... futex resumed>) = 1 [pid 5172] <... futex resumed>) = 0 [pid 5169] <... futex resumed>) = 0 [pid 5168] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5191] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5190] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5189] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] getdents64(-1, [pid 5187] <... futex resumed>) = 1 [pid 5186] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5173] <... futex resumed>) = 0 [pid 5169] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5191] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... futex resumed>) = 1 [pid 5189] <... futex resumed>) = 1 [pid 5188] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5187] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5173] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] <... futex resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5191] <... futex resumed>) = 1 [pid 5190] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5189] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5188] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5173] <... futex resumed>) = 0 [pid 5171] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = 0 [pid 5191] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5188] <... futex resumed>) = 1 [pid 5187] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5173] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] <... futex resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5169] <... futex resumed>) = 0 [pid 5168] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5189] lseek(-1, 257, SEEK_SET [pid 5188] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5187] <... openat resumed>) = 5 [pid 5171] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5170] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5169] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = 0 [pid 5191] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5190] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5189] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5187] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] <... futex resumed>) = 0 [pid 5168] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5191] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5190] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5189] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5187] <... futex resumed>) = 1 [pid 5173] <... futex resumed>) = 0 [pid 5169] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5191] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... futex resumed>) = 1 [pid 5189] <... futex resumed>) = 1 [pid 5188] <... openat resumed>) = 5 [pid 5187] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5171] <... futex resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5191] <... futex resumed>) = 1 [pid 5190] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5189] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5188] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = 0 [pid 5191] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5188] <... futex resumed>) = 1 [pid 5171] <... futex resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5169] <... futex resumed>) = 0 [pid 5168] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] lseek(-1, 257, SEEK_SET [pid 5189] getdents64(-1, [pid 5188] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5171] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5170] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] <... futex resumed>) = 0 [pid 5191] lseek(-1, 257, SEEK_SET [pid 5190] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5189] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5168] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5191] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5190] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5189] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... futex resumed>) = 1 [pid 5189] <... futex resumed>) = 1 [pid 5171] <... futex resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5191] <... futex resumed>) = 1 [pid 5190] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5189] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5171] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = 0 [pid 5191] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5171] <... futex resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5168] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] getdents64(-1, [pid 5189] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5171] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5170] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] <... futex resumed>) = 0 [pid 5191] getdents64(-1, [pid 5190] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5189] <... openat resumed>) = 5 [pid 5168] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5191] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5190] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5189] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... futex resumed>) = 1 [pid 5189] <... futex resumed>) = 1 [pid 5171] <... futex resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5191] <... futex resumed>) = 1 [pid 5190] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5189] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5170] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = 0 [pid 5191] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5170] <... futex resumed>) = 0 [pid 5168] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5170] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] <... futex resumed>) = 0 [pid 5191] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5190] <... openat resumed>) = 5 [pid 5168] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5191] <... openat resumed>) = 5 [pid 5190] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... futex resumed>) = 1 [pid 5170] <... futex resumed>) = 0 [pid 5191] <... futex resumed>) = 1 [pid 5190] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5168] <... futex resumed>) = 0 [pid 5191] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5178] <... open resumed>) = 3 [pid 5182] <... open resumed>) = 4 [pid 5180] <... open resumed>) = 4 [pid 5179] <... open resumed>) = 3 [pid 5177] <... open resumed>) = 3 [pid 5181] <... open resumed>) = 4 [pid 5176] <... open resumed>) = 3 [pid 5175] <... open resumed>) = 3 [pid 5183] <... open resumed>) = 4 [pid 5174] <... open resumed>) = 3 [pid 5184] <... open resumed>) = 4 [pid 5185] <... open resumed>) = 4 [pid 5184] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5183] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5181] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5179] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5178] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5177] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5175] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5174] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5185] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5184] <... futex resumed>) = 0 [pid 5183] <... futex resumed>) = 0 [pid 5182] <... futex resumed>) = 0 [pid 5181] <... futex resumed>) = 0 [pid 5180] <... futex resumed>) = 0 [pid 5179] <... futex resumed>) = 0 [pid 5178] <... futex resumed>) = 0 [pid 5177] <... futex resumed>) = 0 [pid 5176] <... futex resumed>) = 0 [pid 5175] <... futex resumed>) = 0 [pid 5174] <... futex resumed>) = 0 [pid 5172] exit_group(0 [pid 5171] exit_group(0 [pid 5170] exit_group(0 [pid 5190] <... futex resumed>) = ? [pid 5189] <... futex resumed>) = ? [pid 5186] <... futex resumed>) = ? [pid 5185] <... futex resumed>) = 0 [pid 5182] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5181] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5179] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5175] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5174] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5173] exit_group(0 [pid 5172] <... exit_group resumed>) = ? [pid 5171] <... exit_group resumed>) = ? [pid 5170] <... exit_group resumed>) = ? [pid 5190] +++ exited with 0 +++ [pid 5189] +++ exited with 0 +++ [pid 5187] <... futex resumed>) = ? [pid 5186] +++ exited with 0 +++ [pid 5185] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5184] +++ exited with 0 +++ [pid 5183] +++ exited with 0 +++ [pid 5182] <... futex resumed>) = ? [pid 5180] +++ exited with 0 +++ [pid 5179] <... futex resumed>) = ? [pid 5178] +++ exited with 0 +++ [pid 5177] +++ exited with 0 +++ [pid 5176] +++ exited with 0 +++ [pid 5173] <... exit_group resumed>) = ? [pid 5172] +++ exited with 0 +++ [pid 5168] exit_group(0 [pid 5191] <... futex resumed>) = ? [pid 5171] +++ exited with 0 +++ [pid 5168] <... exit_group resumed>) = ? [pid 5170] +++ exited with 0 +++ [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5172, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5191] +++ exited with 0 +++ [pid 5187] +++ exited with 0 +++ [pid 5185] <... futex resumed>) = ? [pid 5182] +++ exited with 0 +++ [pid 5179] +++ exited with 0 +++ [pid 5175] <... futex resumed>) = ? [pid 5173] +++ exited with 0 +++ [pid 5169] exit_group(0 [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5170, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5171, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5185] +++ exited with 0 +++ [pid 5175] +++ exited with 0 +++ [pid 5168] +++ exited with 0 +++ [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5173, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=3 /* 0.03 s */} --- [pid 5181] <... futex resumed>) = ? [pid 5174] <... futex resumed>) = ? [pid 5169] <... exit_group resumed>) = ? [pid 5188] <... futex resumed>) = ? [pid 5181] +++ exited with 0 +++ [pid 5174] +++ exited with 0 +++ [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5168, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5188] +++ exited with 0 +++ [pid 5169] +++ exited with 0 +++ [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5019] <... openat resumed>) = 3 [pid 5022] <... openat resumed>) = 3 [pid 5021] <... openat resumed>) = 3 [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5169, si_uid=0, si_status=0, si_utime=0, si_stime=35 /* 0.35 s */} --- [pid 5019] ioctl(3, LOOP_CLR_FD [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5019] <... ioctl resumed>) = 0 [pid 5027] <... openat resumed>) = 3 [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5022] <... ioctl resumed>) = 0 [pid 5021] <... ioctl resumed>) = 0 [pid 5019] close(3 [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5025] <... openat resumed>) = 3 [pid 5022] close(3 [pid 5021] close(3 [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5019] <... close resumed>) = 0 [pid 5027] <... ioctl resumed>) = 0 [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5022] <... close resumed>) = 0 [pid 5021] <... close resumed>) = 0 [pid 5020] <... openat resumed>) = 3 [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5027] close(3 [pid 5025] <... ioctl resumed>) = 0 [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] ioctl(3, LOOP_CLR_FD [pid 5027] <... close resumed>) = 0 [pid 5025] close(3 [pid 5020] <... ioctl resumed>) = 0 [pid 5019] <... clone resumed>, child_tidptr=0x555555609690) = 5192 [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5025] <... close resumed>) = 0 [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5193 [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5194 [pid 5020] close(3 [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] <... close resumed>) = 0 [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5195 [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5196 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5197 ./strace-static-x86_64: Process 5195 attached [pid 5195] set_robust_list(0x5555556096a0, 24./strace-static-x86_64: Process 5193 attached ) = 0 [pid 5195] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5193] set_robust_list(0x5555556096a0, 24./strace-static-x86_64: Process 5197 attached [pid 5195] <... prctl resumed>) = 0 [pid 5193] <... set_robust_list resumed>) = 0 [pid 5197] set_robust_list(0x5555556096a0, 24 [pid 5195] setpgid(0, 0 [pid 5193] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5197] <... set_robust_list resumed>) = 0 [pid 5195] <... setpgid resumed>) = 0 [pid 5193] <... prctl resumed>) = 0 [pid 5197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5193] setpgid(0, 0 [pid 5197] <... prctl resumed>) = 0 [pid 5195] <... openat resumed>) = 3 [pid 5193] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5196 attached ./strace-static-x86_64: Process 5194 attached [pid 5197] setpgid(0, 0 [pid 5195] write(3, "1000", 4 [pid 5193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5192 attached [pid 5197] <... setpgid resumed>) = 0 [pid 5196] set_robust_list(0x5555556096a0, 24 [pid 5195] <... write resumed>) = 4 [pid 5194] set_robust_list(0x5555556096a0, 24 [pid 5193] <... openat resumed>) = 3 [pid 5197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5196] <... set_robust_list resumed>) = 0 [pid 5195] close(3 [pid 5194] <... set_robust_list resumed>) = 0 [pid 5193] write(3, "1000", 4 [pid 5192] set_robust_list(0x5555556096a0, 24 [pid 5197] <... openat resumed>) = 3 [pid 5196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5195] <... close resumed>) = 0 [pid 5194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5193] <... write resumed>) = 4 [pid 5192] <... set_robust_list resumed>) = 0 [pid 5197] write(3, "1000", 4 [pid 5196] <... prctl resumed>) = 0 [pid 5195] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] <... prctl resumed>) = 0 [pid 5193] close(3 [pid 5192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5197] <... write resumed>) = 4 [pid 5196] setpgid(0, 0 [pid 5195] <... futex resumed>) = 0 [pid 5194] setpgid(0, 0 [pid 5193] <... close resumed>) = 0 [pid 5192] <... prctl resumed>) = 0 [pid 5197] close(3 [pid 5196] <... setpgid resumed>) = 0 [pid 5195] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5194] <... setpgid resumed>) = 0 [pid 5193] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] setpgid(0, 0 [pid 5197] <... close resumed>) = 0 [pid 5196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5195] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5193] <... futex resumed>) = 0 [pid 5192] <... setpgid resumed>) = 0 [pid 5197] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] <... openat resumed>) = 3 [pid 5195] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5194] <... openat resumed>) = 3 [pid 5193] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5197] <... futex resumed>) = 0 [pid 5196] write(3, "1000", 4 [pid 5195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5194] write(3, "1000", 4 [pid 5193] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5192] <... openat resumed>) = 3 [pid 5197] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5196] <... write resumed>) = 4 [pid 5195] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5194] <... write resumed>) = 4 [pid 5193] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5192] write(3, "1000", 4 [pid 5197] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5196] close(3 [pid 5195] <... mmap resumed>) = 0x7fb652e3d000 [pid 5194] close(3 [pid 5193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5192] <... write resumed>) = 4 [pid 5197] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5196] <... close resumed>) = 0 [pid 5195] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5194] <... close resumed>) = 0 [pid 5193] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5192] close(3 [pid 5197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5196] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5195] <... mprotect resumed>) = 0 [pid 5194] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] <... mmap resumed>) = 0x7fb652e3d000 [pid 5192] <... close resumed>) = 0 [pid 5197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5196] <... futex resumed>) = 0 [pid 5195] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5194] <... futex resumed>) = 0 [pid 5193] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5192] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] <... mmap resumed>) = 0x7fb652e3d000 [pid 5196] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5195] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5194] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5193] <... mprotect resumed>) = 0 [pid 5192] <... futex resumed>) = 0 [pid 5197] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5196] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5195] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5194] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5193] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5192] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5197] <... mprotect resumed>) = 0 [pid 5196] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5194] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5193] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5192] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5197] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5195] <... clone3 resumed> => {parent_tid=[5198]}, 88) = 5198 [pid 5194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5193] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5192] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5197] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5195] rt_sigprocmask(SIG_SETMASK, [], [pid 5194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5196] <... mmap resumed>) = 0x7fb652e3d000 [pid 5195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5194] <... mmap resumed>) = 0x7fb652e3d000 [pid 5193] <... clone3 resumed> => {parent_tid=[5199]}, 88) = 5199 [pid 5192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5198 attached [pid 5196] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5195] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5193] rt_sigprocmask(SIG_SETMASK, [], [pid 5192] <... mmap resumed>) = 0x7fb652e3d000 ./strace-static-x86_64: Process 5199 attached [pid 5198] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5197] <... clone3 resumed> => {parent_tid=[5200]}, 88) = 5200 [pid 5196] <... mprotect resumed>) = 0 [pid 5195] <... futex resumed>) = 0 [pid 5194] <... mprotect resumed>) = 0 [pid 5193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5192] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5199] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5198] <... rseq resumed>) = 0 [pid 5197] rt_sigprocmask(SIG_SETMASK, [], [pid 5196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5195] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5193] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5200 attached [pid 5199] <... rseq resumed>) = 0 [pid 5198] set_robust_list(0x7fb652e5d9a0, 24 [pid 5197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5194] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5193] <... futex resumed>) = 0 [pid 5192] <... mprotect resumed>) = 0 [pid 5200] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5199] set_robust_list(0x7fb652e5d9a0, 24 [pid 5198] <... set_robust_list resumed>) = 0 [pid 5197] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5194] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5193] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5192] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5200] <... rseq resumed>) = 0 [pid 5199] <... set_robust_list resumed>) = 0 [pid 5198] rt_sigprocmask(SIG_SETMASK, [], [pid 5197] <... futex resumed>) = 0 [pid 5194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5192] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5200] set_robust_list(0x7fb652e5d9a0, 24 [pid 5199] rt_sigprocmask(SIG_SETMASK, [], [pid 5198] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5197] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5196] <... clone3 resumed> => {parent_tid=[5201]}, 88) = 5201 [pid 5192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5200] <... set_robust_list resumed>) = 0 [pid 5199] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5198] memfd_create("syzkaller", 0 [pid 5196] rt_sigprocmask(SIG_SETMASK, [], [pid 5194] <... clone3 resumed> => {parent_tid=[5202]}, 88) = 5202 ./strace-static-x86_64: Process 5202 attached ./strace-static-x86_64: Process 5201 attached [pid 5200] rt_sigprocmask(SIG_SETMASK, [], [pid 5199] memfd_create("syzkaller", 0 [pid 5198] <... memfd_create resumed>) = 3 [pid 5196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5194] rt_sigprocmask(SIG_SETMASK, [], [pid 5192] <... clone3 resumed> => {parent_tid=[5203]}, 88) = 5203 [pid 5202] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5201] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5199] <... memfd_create resumed>) = 3 [pid 5198] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5196] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5192] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5203 attached [pid 5202] <... rseq resumed>) = 0 [pid 5201] <... rseq resumed>) = 0 [pid 5200] memfd_create("syzkaller", 0 [pid 5199] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5198] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5196] <... futex resumed>) = 0 [pid 5194] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5203] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5202] set_robust_list(0x7fb652e5d9a0, 24 [pid 5201] set_robust_list(0x7fb652e5d9a0, 24 [pid 5200] <... memfd_create resumed>) = 3 [pid 5199] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5196] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5194] <... futex resumed>) = 0 [pid 5192] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5203] <... rseq resumed>) = 0 [pid 5202] <... set_robust_list resumed>) = 0 [pid 5201] <... set_robust_list resumed>) = 0 [pid 5200] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5198] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5203] set_robust_list(0x7fb652e5d9a0, 24 [pid 5202] rt_sigprocmask(SIG_SETMASK, [], [pid 5201] rt_sigprocmask(SIG_SETMASK, [], [pid 5200] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5194] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5192] <... futex resumed>) = 0 [pid 5203] <... set_robust_list resumed>) = 0 [pid 5202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5201] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5203] rt_sigprocmask(SIG_SETMASK, [], [pid 5202] memfd_create("syzkaller", 0 [pid 5201] memfd_create("syzkaller", 0 [pid 5192] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5202] <... memfd_create resumed>) = 3 [pid 5201] <... memfd_create resumed>) = 3 [pid 5203] memfd_create("syzkaller", 0 [pid 5202] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5201] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5203] <... memfd_create resumed>) = 3 [pid 5202] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5201] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5203] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5199] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5203] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5202] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5200] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5203] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5201] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5198] <... write resumed>) = 2097152 [pid 5198] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5198] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 4 [pid 5198] ioctl(4, LOOP_SET_FD, 3 [pid 5203] <... write resumed>) = 2097152 [pid 5200] <... write resumed>) = 2097152 [pid 5198] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5198] ioctl(4, LOOP_CLR_FD [pid 5203] munmap(0x7fb64aa3d000, 2097152 [pid 5201] <... write resumed>) = 2097152 [pid 5199] <... write resumed>) = 2097152 [pid 5198] <... ioctl resumed>) = 0 [pid 5203] <... munmap resumed>) = 0 [pid 5202] <... write resumed>) = 2097152 [pid 5201] munmap(0x7fb64aa3d000, 2097152 [pid 5200] munmap(0x7fb64aa3d000, 2097152 [pid 5199] munmap(0x7fb64aa3d000, 2097152 [pid 5203] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5202] munmap(0x7fb64aa3d000, 2097152 [pid 5203] <... openat resumed>) = 4 [pid 5201] <... munmap resumed>) = 0 [pid 5200] <... munmap resumed>) = 0 [pid 5199] <... munmap resumed>) = 0 [pid 5203] ioctl(4, LOOP_SET_FD, 3 [pid 5202] <... munmap resumed>) = 0 [pid 5201] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5200] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5199] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5203] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5202] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5201] <... openat resumed>) = 4 [pid 5200] <... openat resumed>) = 4 [pid 5199] <... openat resumed>) = 4 [pid 5203] ioctl(4, LOOP_CLR_FD [pid 5202] <... openat resumed>) = 4 [pid 5201] ioctl(4, LOOP_SET_FD, 3 [pid 5200] ioctl(4, LOOP_SET_FD, 3 [pid 5199] ioctl(4, LOOP_SET_FD, 3 [pid 5198] ioctl(4, LOOP_SET_FD, 3 [pid 5203] <... ioctl resumed>) = 0 [pid 5202] ioctl(4, LOOP_SET_FD, 3 [pid 5201] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5200] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5199] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5198] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5202] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5201] ioctl(4, LOOP_CLR_FD [pid 5200] ioctl(4, LOOP_CLR_FD [pid 5199] ioctl(4, LOOP_CLR_FD [pid 5198] close(4 [pid 5202] ioctl(4, LOOP_CLR_FD [pid 5201] <... ioctl resumed>) = 0 [pid 5200] <... ioctl resumed>) = 0 [pid 5199] <... ioctl resumed>) = 0 [pid 5198] <... close resumed>) = 0 [pid 5203] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5203] close(4) = 0 [pid 5203] close(3) = 0 [pid 5202] <... ioctl resumed>) = 0 [pid 5198] close(3) = 0 [pid 5203] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5201] ioctl(4, LOOP_SET_FD, 3 [pid 5200] ioctl(4, LOOP_SET_FD, 3 [pid 5199] ioctl(4, LOOP_SET_FD, 3 [pid 5203] <... futex resumed>) = 1 [pid 5202] ioctl(4, LOOP_SET_FD, 3 [pid 5201] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5200] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5192] <... futex resumed>) = 0 [pid 5199] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5198] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5203] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5202] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5201] close(4 [pid 5200] close(4 [pid 5199] close(4 [pid 5198] <... futex resumed>) = 1 [pid 5195] <... futex resumed>) = 0 [pid 5192] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5202] close(4 [pid 5201] <... close resumed>) = 0 [pid 5200] <... close resumed>) = 0 [pid 5199] <... close resumed>) = 0 [pid 5198] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5195] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] <... futex resumed>) = 0 [pid 5203] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5202] <... close resumed>) = 0 [pid 5201] close(3 [pid 5200] close(3 [pid 5199] close(3 [pid 5195] <... futex resumed>) = 0 [pid 5192] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5202] close(3 [pid 5195] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5202] <... close resumed>) = 0 [pid 5201] <... close resumed>) = 0 [pid 5200] <... close resumed>) = 0 [pid 5202] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5201] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5200] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5202] <... futex resumed>) = 1 [pid 5201] <... futex resumed>) = 1 [pid 5200] <... futex resumed>) = 1 [pid 5197] <... futex resumed>) = 0 [pid 5196] <... futex resumed>) = 0 [pid 5194] <... futex resumed>) = 0 [pid 5202] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5201] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5200] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5199] <... close resumed>) = 0 [pid 5197] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5201] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5200] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5199] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] <... futex resumed>) = 0 [pid 5196] <... futex resumed>) = 0 [pid 5195] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5194] <... futex resumed>) = 0 [pid 5192] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5202] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5201] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5200] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5199] <... futex resumed>) = 1 [pid 5197] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5196] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5195] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5193] <... futex resumed>) = 0 [pid 5192] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5199] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5195] <... futex resumed>) = 0 [pid 5193] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] <... futex resumed>) = 0 [pid 5199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5195] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5193] <... futex resumed>) = 0 [pid 5192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5199] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5195] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5193] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5192] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5195] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5192] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5195] <... mprotect resumed>) = 0 [pid 5192] <... mprotect resumed>) = 0 [pid 5195] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5192] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5195] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5192] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5195] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5195] <... clone3 resumed> => {parent_tid=[5204]}, 88) = 5204 [pid 5192] <... clone3 resumed> => {parent_tid=[5205]}, 88) = 5205 [pid 5195] rt_sigprocmask(SIG_SETMASK, [], [pid 5192] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5205 attached [pid 5195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5205] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5195] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5205] <... rseq resumed>) = 0 [pid 5195] <... futex resumed>) = 0 [pid 5192] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5204 attached [pid 5205] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5195] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5192] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5205] <... set_robust_list resumed>) = 0 [pid 5204] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5205] rt_sigprocmask(SIG_SETMASK, [], [pid 5204] <... rseq resumed>) = 0 [pid 5205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5204] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5205] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5204] <... set_robust_list resumed>) = 0 [pid 5204] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5204] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5197] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5197] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5197] <... futex resumed>) = 0 [pid 5196] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5196] <... futex resumed>) = 0 [pid 5194] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5197] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5194] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5196] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5194] <... futex resumed>) = 0 [pid 5196] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5197] <... mprotect resumed>) = 0 [pid 5196] <... mprotect resumed>) = 0 [pid 5194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5197] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5194] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5197] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5194] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5194] <... mprotect resumed>) = 0 [pid 5194] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5197] <... clone3 resumed> => {parent_tid=[5206]}, 88) = 5206 [pid 5194] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5197] rt_sigprocmask(SIG_SETMASK, [], [pid 5196] <... clone3 resumed> => {parent_tid=[5207]}, 88) = 5207 [pid 5194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5193] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5206 attached [pid 5197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5196] rt_sigprocmask(SIG_SETMASK, [], [pid 5193] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5206] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5197] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5193] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5207 attached [pid 5206] <... rseq resumed>) = 0 [pid 5197] <... futex resumed>) = 0 [pid 5196] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5195] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5194] <... clone3 resumed> => {parent_tid=[5208]}, 88) = 5208 [pid 5193] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5207] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5206] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5197] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5196] <... futex resumed>) = 0 [pid 5195] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] rt_sigprocmask(SIG_SETMASK, [], [pid 5193] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5192] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5208 attached [pid 5207] <... rseq resumed>) = 0 [pid 5206] <... set_robust_list resumed>) = 0 [pid 5196] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5195] <... futex resumed>) = 0 [pid 5194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5193] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5192] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5208] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5207] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5206] rt_sigprocmask(SIG_SETMASK, [], [pid 5195] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5194] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] <... mprotect resumed>) = 0 [pid 5192] <... futex resumed>) = 0 [pid 5208] <... rseq resumed>) = 0 [pid 5207] <... set_robust_list resumed>) = 0 [pid 5206] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5195] <... mmap resumed>) = 0x7fb64abfb000 [pid 5194] <... futex resumed>) = 0 [pid 5193] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5208] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5207] rt_sigprocmask(SIG_SETMASK, [], [pid 5206] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5195] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5194] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5193] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5192] <... mmap resumed>) = 0x7fb64abfb000 [pid 5208] <... set_robust_list resumed>) = 0 [pid 5207] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5195] <... mprotect resumed>) = 0 [pid 5193] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5192] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5208] rt_sigprocmask(SIG_SETMASK, [], [pid 5207] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5195] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5192] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5209 attached [pid 5208] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5195] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5193] <... clone3 resumed> => {parent_tid=[5209]}, 88) = 5209 [pid 5192] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5209] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5208] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5195] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5193] rt_sigprocmask(SIG_SETMASK, [], [pid 5192] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5209] <... rseq resumed>) = 0 [pid 5193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5209] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5197] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5195] <... clone3 resumed> => {parent_tid=[5210]}, 88) = 5210 [pid 5193] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5210 attached [pid 5209] <... set_robust_list resumed>) = 0 [pid 5197] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5195] rt_sigprocmask(SIG_SETMASK, [], [pid 5193] <... futex resumed>) = 0 [pid 5192] <... clone3 resumed> => {parent_tid=[5211]}, 88) = 5211 [pid 5210] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5209] rt_sigprocmask(SIG_SETMASK, [], [pid 5197] <... futex resumed>) = 0 [pid 5196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5193] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5192] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5211 attached [pid 5210] <... rseq resumed>) = 0 [pid 5209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5196] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5195] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5211] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5210] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5209] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5197] <... mmap resumed>) = 0x7fb64abfb000 [pid 5196] <... futex resumed>) = 0 [pid 5195] <... futex resumed>) = 0 [pid 5192] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5211] <... rseq resumed>) = 0 [pid 5210] <... set_robust_list resumed>) = 0 [pid 5197] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5195] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5192] <... futex resumed>) = 0 [pid 5211] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5210] rt_sigprocmask(SIG_SETMASK, [], [pid 5197] <... mprotect resumed>) = 0 [pid 5196] <... mmap resumed>) = 0x7fb64abfb000 [pid 5192] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5211] <... set_robust_list resumed>) = 0 [pid 5210] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5197] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5196] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5211] rt_sigprocmask(SIG_SETMASK, [], [pid 5210] ftruncate(-1, 33587195 [pid 5197] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5196] <... mprotect resumed>) = 0 [pid 5211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5210] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5211] ftruncate(-1, 33587195 [pid 5210] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5211] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5210] <... futex resumed>) = 1 [pid 5197] <... clone3 resumed> => {parent_tid=[5212]}, 88) = 5212 [pid 5196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5195] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5212 attached [pid 5211] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5210] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5197] rt_sigprocmask(SIG_SETMASK, [], [pid 5195] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5212] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5211] <... futex resumed>) = 1 [pid 5210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5196] <... clone3 resumed> => {parent_tid=[5213]}, 88) = 5213 [pid 5195] <... futex resumed>) = 0 [pid 5194] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5192] <... futex resumed>) = 0 [pid 5212] <... rseq resumed>) = 0 [pid 5211] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5210] sendfile(-1, -1, NULL, 281474978811909 [pid 5197] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] rt_sigprocmask(SIG_SETMASK, [], [pid 5195] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5212] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5210] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5197] <... futex resumed>) = 0 [pid 5196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5194] <... futex resumed>) = 0 [pid 5192] <... futex resumed>) = 0 [pid 5212] <... set_robust_list resumed>) = 0 [pid 5211] sendfile(-1, -1, NULL, 281474978811909 [pid 5210] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5196] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5192] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5213 attached [pid 5212] rt_sigprocmask(SIG_SETMASK, [], [pid 5211] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5210] <... futex resumed>) = 1 [pid 5196] <... futex resumed>) = 0 [pid 5195] <... futex resumed>) = 0 [pid 5194] <... mmap resumed>) = 0x7fb64abfb000 [pid 5213] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5211] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5210] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5196] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5195] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5213] <... rseq resumed>) = 0 [pid 5212] ftruncate(-1, 33587195 [pid 5211] <... futex resumed>) = 1 [pid 5210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5195] <... futex resumed>) = 0 [pid 5192] <... futex resumed>) = 0 [pid 5194] <... mprotect resumed>) = 0 [pid 5213] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5212] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5211] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5210] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5195] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5192] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5213] <... set_robust_list resumed>) = 0 [pid 5212] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5210] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5194] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5192] <... futex resumed>) = 0 [pid 5213] rt_sigprocmask(SIG_SETMASK, [], [pid 5212] <... futex resumed>) = 1 [pid 5211] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5210] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] <... futex resumed>) = 0 [pid 5194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5192] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5213] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5212] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5211] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5210] <... futex resumed>) = 1 [pid 5197] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5195] <... futex resumed>) = 0 [pid 5213] ftruncate(-1, 33587195 [pid 5212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5210] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5197] <... futex resumed>) = 0 [pid 5195] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] <... clone3 resumed> => {parent_tid=[5214]}, 88) = 5214 [pid 5213] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5212] sendfile(-1, -1, NULL, 281474978811909 [pid 5211] <... futex resumed>) = 1 [pid 5210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5197] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5195] <... futex resumed>) = 0 [pid 5194] rt_sigprocmask(SIG_SETMASK, [], [pid 5192] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5214 attached [pid 5213] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5212] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5211] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5210] lseek(-1, 257, SEEK_SET [pid 5195] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5193] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5192] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5214] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5213] <... futex resumed>) = 1 [pid 5212] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5210] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5196] <... futex resumed>) = 0 [pid 5194] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] <... futex resumed>) = 0 [pid 5214] <... rseq resumed>) = 0 [pid 5213] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5212] <... futex resumed>) = 1 [pid 5211] lseek(-1, 257, SEEK_SET [pid 5210] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] <... futex resumed>) = 0 [pid 5196] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] <... futex resumed>) = 0 [pid 5193] <... futex resumed>) = 0 [pid 5192] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5214] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5212] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5211] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5210] <... futex resumed>) = 1 [pid 5197] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] <... futex resumed>) = 0 [pid 5195] <... futex resumed>) = 0 [pid 5194] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5193] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5214] <... set_robust_list resumed>) = 0 [pid 5213] sendfile(-1, -1, NULL, 281474978811909 [pid 5212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5210] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5197] <... futex resumed>) = 0 [pid 5196] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5195] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] <... mmap resumed>) = 0x7fb64abfb000 [pid 5214] rt_sigprocmask(SIG_SETMASK, [], [pid 5213] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5212] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5211] <... futex resumed>) = 1 [pid 5210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5197] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5195] <... futex resumed>) = 0 [pid 5193] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5192] <... futex resumed>) = 0 [pid 5214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5213] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5212] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5211] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5210] getdents64(-1, [pid 5195] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5193] <... mprotect resumed>) = 0 [pid 5192] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5214] ftruncate(-1, 33587195 [pid 5213] <... futex resumed>) = 1 [pid 5212] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5210] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5196] <... futex resumed>) = 0 [pid 5193] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5192] <... futex resumed>) = 0 [pid 5214] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5213] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5212] <... futex resumed>) = 1 [pid 5211] getdents64(-1, [pid 5210] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] <... futex resumed>) = 0 [pid 5196] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5192] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5214] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5212] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5211] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5210] <... futex resumed>) = 1 [pid 5197] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] <... futex resumed>) = 0 [pid 5195] <... futex resumed>) = 0 [pid 5193] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5214] <... futex resumed>) = 1 [pid 5213] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5210] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5197] <... futex resumed>) = 0 [pid 5196] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5195] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5215 attached [pid 5214] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5213] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5212] lseek(-1, 257, SEEK_SET [pid 5211] <... futex resumed>) = 1 [pid 5210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5197] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5195] <... futex resumed>) = 0 [pid 5194] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] <... clone3 resumed> => {parent_tid=[5215]}, 88) = 5215 [pid 5192] <... futex resumed>) = 0 [pid 5215] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5213] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5212] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5211] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5210] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5195] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] <... futex resumed>) = 0 [pid 5193] rt_sigprocmask(SIG_SETMASK, [], [pid 5192] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] <... rseq resumed>) = 0 [pid 5214] sendfile(-1, -1, NULL, 281474978811909 [pid 5213] <... futex resumed>) = 1 [pid 5212] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5210] <... openat resumed>) = 5 [pid 5196] <... futex resumed>) = 0 [pid 5194] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5192] <... futex resumed>) = 0 [pid 5215] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5214] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5213] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5212] <... futex resumed>) = 1 [pid 5211] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5210] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5197] <... futex resumed>) = 0 [pid 5196] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] <... set_robust_list resumed>) = 0 [pid 5214] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5212] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5211] <... openat resumed>) = 5 [pid 5210] <... futex resumed>) = 1 [pid 5197] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] <... futex resumed>) = 0 [pid 5195] <... futex resumed>) = 0 [pid 5193] <... futex resumed>) = 0 [pid 5215] rt_sigprocmask(SIG_SETMASK, [], [pid 5214] <... futex resumed>) = 1 [pid 5213] lseek(-1, 257, SEEK_SET [pid 5212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5211] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5210] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5197] <... futex resumed>) = 0 [pid 5196] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] <... futex resumed>) = 0 [pid 5193] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5214] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5213] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5212] getdents64(-1, [pid 5211] <... futex resumed>) = 1 [pid 5197] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] <... futex resumed>) = 0 [pid 5215] ftruncate(-1, 33587195 [pid 5214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5213] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5212] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5211] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5194] <... futex resumed>) = 0 [pid 5215] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5214] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5213] <... futex resumed>) = 1 [pid 5212] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] <... futex resumed>) = 0 [pid 5194] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5214] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5213] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5212] <... futex resumed>) = 1 [pid 5197] <... futex resumed>) = 0 [pid 5196] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] <... futex resumed>) = 1 [pid 5214] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5212] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5197] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] <... futex resumed>) = 0 [pid 5193] <... futex resumed>) = 0 [pid 5215] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5214] <... futex resumed>) = 1 [pid 5213] getdents64(-1, [pid 5212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5197] <... futex resumed>) = 0 [pid 5196] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] <... futex resumed>) = 0 [pid 5193] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5214] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5213] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5212] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5197] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] <... futex resumed>) = 0 [pid 5215] sendfile(-1, -1, NULL, 281474978811909 [pid 5214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5213] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5212] <... openat resumed>) = 5 [pid 5194] <... futex resumed>) = 0 [pid 5193] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5214] lseek(-1, 257, SEEK_SET [pid 5213] <... futex resumed>) = 1 [pid 5212] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5196] <... futex resumed>) = 0 [pid 5194] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5214] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5213] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5212] <... futex resumed>) = 1 [pid 5197] <... futex resumed>) = 0 [pid 5196] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] <... futex resumed>) = 1 [pid 5214] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5212] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5196] <... futex resumed>) = 0 [pid 5193] <... futex resumed>) = 0 [pid 5215] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5214] <... futex resumed>) = 1 [pid 5213] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5196] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] <... futex resumed>) = 0 [pid 5193] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5214] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5213] <... openat resumed>) = 5 [pid 5194] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] <... futex resumed>) = 0 [pid 5215] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5213] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5194] <... futex resumed>) = 0 [pid 5193] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5214] getdents64(-1, [pid 5213] <... futex resumed>) = 1 [pid 5196] <... futex resumed>) = 0 [pid 5194] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5214] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5213] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5215] <... futex resumed>) = 1 [pid 5214] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] <... futex resumed>) = 0 [pid 5215] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5214] <... futex resumed>) = 1 [pid 5194] <... futex resumed>) = 0 [pid 5193] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5214] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5194] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] <... futex resumed>) = 0 [pid 5215] lseek(-1, 257, SEEK_SET [pid 5214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5194] <... futex resumed>) = 0 [pid 5193] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5214] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5194] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5214] <... openat resumed>) = 5 [pid 5215] <... futex resumed>) = 1 [pid 5214] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] <... futex resumed>) = 0 [pid 5215] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5214] <... futex resumed>) = 1 [pid 5194] <... futex resumed>) = 0 [pid 5193] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5214] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5193] <... futex resumed>) = 0 [pid 5215] getdents64(-1, [pid 5193] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5215] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5193] <... futex resumed>) = 0 [pid 5215] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5193] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5193] <... futex resumed>) = 0 [pid 5215] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5193] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5215] <... openat resumed>) = 5 [pid 5215] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5193] <... futex resumed>) = 0 [pid 5215] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5209] <... open resumed>) = 4 [pid 5208] <... open resumed>) = 4 [pid 5207] <... open resumed>) = 4 [pid 5206] <... open resumed>) = 4 [pid 5205] <... open resumed>) = 4 [pid 5204] <... open resumed>) = 4 [pid 5203] <... open resumed>) = 3 [pid 5202] <... open resumed>) = 3 [pid 5201] <... open resumed>) = 3 [pid 5200] <... open resumed>) = 3 [pid 5199] <... open resumed>) = 3 [pid 5198] <... open resumed>) = 3 [pid 5209] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5207] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5206] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5205] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5202] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5201] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5200] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5198] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5209] <... futex resumed>) = 0 [pid 5208] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5207] <... futex resumed>) = 0 [pid 5206] <... futex resumed>) = 0 [pid 5205] <... futex resumed>) = 0 [pid 5204] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5203] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5202] <... futex resumed>) = 0 [pid 5201] <... futex resumed>) = 0 [pid 5200] <... futex resumed>) = 0 [pid 5199] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5198] <... futex resumed>) = 0 [pid 5197] exit_group(0 [pid 5195] exit_group(0 [pid 5194] exit_group(0 [pid 5214] <... futex resumed>) = ? [pid 5212] <... futex resumed>) = ? [pid 5210] <... futex resumed>) = ? [pid 5209] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5208] <... futex resumed>) = ? [pid 5207] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5205] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5204] <... futex resumed>) = ? [pid 5203] <... futex resumed>) = 0 [pid 5201] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5199] <... futex resumed>) = 0 [pid 5197] <... exit_group resumed>) = ? [pid 5196] exit_group(0 [pid 5195] <... exit_group resumed>) = ? [pid 5194] <... exit_group resumed>) = ? [pid 5193] exit_group(0 [pid 5192] exit_group(0 [pid 5214] +++ exited with 0 +++ [pid 5213] <... futex resumed>) = ? [pid 5212] +++ exited with 0 +++ [pid 5211] <... futex resumed>) = ? [pid 5210] +++ exited with 0 +++ [pid 5208] +++ exited with 0 +++ [pid 5207] <... futex resumed>) = ? [pid 5206] +++ exited with 0 +++ [pid 5204] +++ exited with 0 +++ [pid 5209] <... futex resumed>) = ? [pid 5202] +++ exited with 0 +++ [pid 5215] <... futex resumed>) = ? [pid 5201] <... futex resumed>) = ? [pid 5205] <... futex resumed>) = ? [pid 5200] +++ exited with 0 +++ [pid 5198] +++ exited with 0 +++ [pid 5197] +++ exited with 0 +++ [pid 5196] <... exit_group resumed>) = ? [pid 5195] +++ exited with 0 +++ [pid 5194] +++ exited with 0 +++ [pid 5193] <... exit_group resumed>) = ? [pid 5192] <... exit_group resumed>) = ? [pid 5215] +++ exited with 0 +++ [pid 5213] +++ exited with 0 +++ [pid 5211] +++ exited with 0 +++ [pid 5209] +++ exited with 0 +++ [pid 5207] +++ exited with 0 +++ [pid 5205] +++ exited with 0 +++ [pid 5203] +++ exited with 0 +++ [pid 5201] +++ exited with 0 +++ [pid 5199] +++ exited with 0 +++ [pid 5196] +++ exited with 0 +++ [pid 5193] +++ exited with 0 +++ [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5196, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5192] +++ exited with 0 +++ [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5195, si_uid=0, si_status=0, si_utime=0, si_stime=31 /* 0.31 s */} --- [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5194, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5197, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5192, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5025] <... openat resumed>) = 3 [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5193, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5027] <... openat resumed>) = 3 [pid 5025] <... ioctl resumed>) = 0 [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5025] close(3 [pid 5022] <... openat resumed>) = 3 [pid 5027] <... ioctl resumed>) = 0 [pid 5025] <... close resumed>) = 0 [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5027] close(3 [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5022] <... ioctl resumed>) = 0 [pid 5027] <... close resumed>) = 0 [pid 5022] close(3 [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5022] <... close resumed>) = 0 [pid 5021] <... openat resumed>) = 3 [pid 5020] <... openat resumed>) = 3 [pid 5019] <... openat resumed>) = 3 [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5216 [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5020] ioctl(3, LOOP_CLR_FD [pid 5019] ioctl(3, LOOP_CLR_FD [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5217 [pid 5021] <... ioctl resumed>) = 0 [pid 5020] <... ioctl resumed>) = 0 [pid 5019] <... ioctl resumed>) = 0 [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5218 [pid 5021] close(3 [pid 5020] close(3 [pid 5019] close(3 [pid 5021] <... close resumed>) = 0 [pid 5020] <... close resumed>) = 0 [pid 5019] <... close resumed>) = 0 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5219 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5220 [pid 5019] <... clone resumed>, child_tidptr=0x555555609690) = 5221 ./strace-static-x86_64: Process 5219 attached [pid 5219] set_robust_list(0x5555556096a0, 24./strace-static-x86_64: Process 5221 attached ./strace-static-x86_64: Process 5218 attached ) = 0 [pid 5221] set_robust_list(0x5555556096a0, 24 [pid 5218] set_robust_list(0x5555556096a0, 24 [pid 5221] <... set_robust_list resumed>) = 0 [pid 5219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5218] <... set_robust_list resumed>) = 0 [pid 5221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5219] <... prctl resumed>) = 0 [pid 5218] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] <... prctl resumed>) = 0 [pid 5219] setpgid(0, 0 [pid 5218] <... prctl resumed>) = 0 [pid 5221] setpgid(0, 0 [pid 5219] <... setpgid resumed>) = 0 [pid 5218] setpgid(0, 0 [pid 5221] <... setpgid resumed>) = 0 [pid 5219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5218] <... setpgid resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5219] <... openat resumed>) = 3 [pid 5218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5220 attached [pid 5221] <... openat resumed>) = 3 [pid 5219] write(3, "1000", 4 [pid 5218] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5216 attached [pid 5221] write(3, "1000", 4 [pid 5220] set_robust_list(0x5555556096a0, 24 [pid 5219] <... write resumed>) = 4 [pid 5218] write(3, "1000", 4 [pid 5221] <... write resumed>) = 4 [pid 5220] <... set_robust_list resumed>) = 0 [pid 5219] close(3 [pid 5218] <... write resumed>) = 4 [pid 5216] set_robust_list(0x5555556096a0, 24./strace-static-x86_64: Process 5217 attached [pid 5221] close(3 [pid 5220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5219] <... close resumed>) = 0 [pid 5218] close(3 [pid 5216] <... set_robust_list resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5219] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... close resumed>) = 0 [pid 5221] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... prctl resumed>) = 0 [pid 5219] <... futex resumed>) = 0 [pid 5218] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] set_robust_list(0x5555556096a0, 24 [pid 5216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] <... futex resumed>) = 0 [pid 5220] setpgid(0, 0 [pid 5219] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5218] <... futex resumed>) = 0 [pid 5217] <... set_robust_list resumed>) = 0 [pid 5216] <... prctl resumed>) = 0 [pid 5221] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5220] <... setpgid resumed>) = 0 [pid 5219] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5218] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5216] setpgid(0, 0 [pid 5221] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5219] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5218] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5216] <... setpgid resumed>) = 0 [pid 5221] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5220] <... openat resumed>) = 3 [pid 5219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5217] <... prctl resumed>) = 0 [pid 5221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] write(3, "1000", 4 [pid 5219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5216] <... openat resumed>) = 3 [pid 5221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] <... write resumed>) = 4 [pid 5219] <... mmap resumed>) = 0x7fb652e3d000 [pid 5218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5217] setpgid(0, 0 [pid 5216] write(3, "1000", 4 [pid 5221] <... mmap resumed>) = 0x7fb652e3d000 [pid 5220] close(3 [pid 5219] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5218] <... mmap resumed>) = 0x7fb652e3d000 [pid 5217] <... setpgid resumed>) = 0 [pid 5216] <... write resumed>) = 4 [pid 5221] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5220] <... close resumed>) = 0 [pid 5219] <... mprotect resumed>) = 0 [pid 5218] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5216] close(3 [pid 5221] <... mprotect resumed>) = 0 [pid 5220] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] <... mprotect resumed>) = 0 [pid 5217] <... openat resumed>) = 3 [pid 5216] <... close resumed>) = 0 [pid 5221] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] <... futex resumed>) = 0 [pid 5219] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5218] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5217] write(3, "1000", 4 [pid 5216] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5220] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5218] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5217] <... write resumed>) = 4 [pid 5216] <... futex resumed>) = 0 [pid 5221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5220] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5218] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5217] close(3 [pid 5216] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, ./strace-static-x86_64: Process 5224 attached ./strace-static-x86_64: Process 5223 attached ./strace-static-x86_64: Process 5222 attached [pid 5220] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5219] <... clone3 resumed> => {parent_tid=[5222]}, 88) = 5222 [pid 5217] <... close resumed>) = 0 [pid 5216] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5224] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5217] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5224] <... rseq resumed>) = 0 [pid 5220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5217] <... futex resumed>) = 0 [pid 5216] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5224] set_robust_list(0x7fb652e5d9a0, 24) = 0 [pid 5223] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5222] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5221] <... clone3 resumed> => {parent_tid=[5223]}, 88) = 5223 [pid 5220] <... mmap resumed>) = 0x7fb652e3d000 [pid 5219] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... clone3 resumed> => {parent_tid=[5224]}, 88) = 5224 [pid 5217] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5224] rt_sigprocmask(SIG_SETMASK, [], [pid 5223] <... rseq resumed>) = 0 [pid 5222] <... rseq resumed>) = 0 [pid 5221] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] rt_sigprocmask(SIG_SETMASK, [], [pid 5217] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5224] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5223] set_robust_list(0x7fb652e5d9a0, 24 [pid 5222] set_robust_list(0x7fb652e5d9a0, 24 [pid 5221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... mprotect resumed>) = 0 [pid 5219] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5217] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5216] <... mmap resumed>) = 0x7fb652e3d000 [pid 5224] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5223] <... set_robust_list resumed>) = 0 [pid 5222] <... set_robust_list resumed>) = 0 [pid 5221] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] <... futex resumed>) = 0 [pid 5218] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5216] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5223] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] <... futex resumed>) = 0 [pid 5220] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5218] <... futex resumed>) = 0 [pid 5217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5216] <... mprotect resumed>) = 0 [pid 5224] memfd_create("syzkaller", 0 [pid 5223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5218] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5217] <... mmap resumed>) = 0x7fb652e3d000 [pid 5216] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5224] <... memfd_create resumed>) = 3 [pid 5223] memfd_create("syzkaller", 0 [pid 5222] memfd_create("syzkaller", 0 [pid 5217] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5216] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5224] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5223] <... memfd_create resumed>) = 3 [pid 5222] <... memfd_create resumed>) = 3 [pid 5220] <... clone3 resumed> => {parent_tid=[5225]}, 88) = 5225 [pid 5217] <... mprotect resumed>) = 0 [pid 5216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5224] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5223] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5222] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5220] rt_sigprocmask(SIG_SETMASK, [], [pid 5223] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5222] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5217] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5217] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5216] <... clone3 resumed> => {parent_tid=[5226]}, 88) = 5226 ./strace-static-x86_64: Process 5226 attached ./strace-static-x86_64: Process 5225 attached [pid 5220] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5216] rt_sigprocmask(SIG_SETMASK, [], [pid 5226] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5225] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5220] <... futex resumed>) = 0 [pid 5216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5226] <... rseq resumed>) = 0 [pid 5225] <... rseq resumed>) = 0 [pid 5220] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5217] <... clone3 resumed> => {parent_tid=[5227]}, 88) = 5227 [pid 5216] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5226] set_robust_list(0x7fb652e5d9a0, 24 [pid 5225] set_robust_list(0x7fb652e5d9a0, 24 [pid 5217] rt_sigprocmask(SIG_SETMASK, [], [pid 5216] <... futex resumed>) = 0 [pid 5226] <... set_robust_list resumed>) = 0 [pid 5225] <... set_robust_list resumed>) = 0 [pid 5217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5216] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5227 attached [pid 5226] rt_sigprocmask(SIG_SETMASK, [], [pid 5225] rt_sigprocmask(SIG_SETMASK, [], [pid 5224] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5217] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5227] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5226] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5225] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5217] <... futex resumed>) = 0 [pid 5225] memfd_create("syzkaller", 0 [pid 5223] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5217] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5226] memfd_create("syzkaller", 0 [pid 5225] <... memfd_create resumed>) = 3 [pid 5227] <... rseq resumed>) = 0 [pid 5226] <... memfd_create resumed>) = 3 [pid 5225] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5227] set_robust_list(0x7fb652e5d9a0, 24 [pid 5226] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5225] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5227] <... set_robust_list resumed>) = 0 [pid 5226] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5227] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5227] memfd_create("syzkaller", 0 [pid 5226] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5225] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5224] <... write resumed>) = 2097152 [pid 5227] <... memfd_create resumed>) = 3 [pid 5224] munmap(0x7fb64aa3d000, 2097152 [pid 5227] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb64aa3d000 [pid 5224] <... munmap resumed>) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5224] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5227] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5224] ioctl(4, LOOP_CLR_FD) = 0 [pid 5224] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5224] close(4) = 0 [pid 5224] close(3 [pid 5223] <... write resumed>) = 2097152 [pid 5223] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5222] <... write resumed>) = 2097152 [pid 5224] <... close resumed>) = 0 [pid 5222] munmap(0x7fb64aa3d000, 2097152 [pid 5223] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5223] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5223] ioctl(4, LOOP_CLR_FD [pid 5222] <... munmap resumed>) = 0 [pid 5223] <... ioctl resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5222] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5222] ioctl(4, LOOP_CLR_FD [pid 5223] ioctl(4, LOOP_SET_FD, 3 [pid 5222] <... ioctl resumed>) = 0 [pid 5223] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5223] close(4) = 0 [pid 5223] close(3) = 0 [pid 5222] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5222] close(4 [pid 5225] <... write resumed>) = 2097152 [pid 5224] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5222] close(3 [pid 5224] <... futex resumed>) = 1 [pid 5218] <... futex resumed>) = 0 [pid 5226] <... write resumed>) = 2097152 [pid 5218] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5225] munmap(0x7fb64aa3d000, 2097152 [pid 5218] <... futex resumed>) = 0 [pid 5225] <... munmap resumed>) = 0 [pid 5224] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5218] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5225] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5225] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5225] ioctl(4, LOOP_CLR_FD) = 0 [pid 5223] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... futex resumed>) = 0 [pid 5221] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5223] <... futex resumed>) = 1 [pid 5222] <... close resumed>) = 0 [pid 5221] <... futex resumed>) = 0 [pid 5225] ioctl(4, LOOP_SET_FD, 3 [pid 5223] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5221] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5225] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5225] close(4 [pid 5222] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5225] <... close resumed>) = 0 [pid 5222] <... futex resumed>) = 1 [pid 5219] <... futex resumed>) = 0 [pid 5225] close(3 [pid 5222] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5227] <... write resumed>) = 2097152 [pid 5222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5219] <... futex resumed>) = 0 [pid 5222] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5219] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5226] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5226] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5225] <... close resumed>) = 0 [pid 5226] ioctl(4, LOOP_CLR_FD) = 0 [pid 5225] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5225] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] <... futex resumed>) = 0 [pid 5220] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5226] ioctl(4, LOOP_SET_FD, 3 [pid 5225] <... futex resumed>) = 0 [pid 5220] <... futex resumed>) = 1 [pid 5225] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5226] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5220] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5218] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5226] close(4 [pid 5218] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5227] munmap(0x7fb64aa3d000, 2097152 [pid 5226] <... close resumed>) = 0 [pid 5218] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5226] close(3 [pid 5218] <... mprotect resumed>) = 0 [pid 5218] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5218] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} => {parent_tid=[5228]}, 88) = 5228 [pid 5221] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5218] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] <... futex resumed>) = 0 [pid 5218] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5218] <... futex resumed>) = 0 [pid 5221] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5218] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5221] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5227] <... munmap resumed>) = 0 [pid 5221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0}./strace-static-x86_64: Process 5228 attached [pid 5227] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5228] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5227] <... openat resumed>) = 4 [pid 5221] <... clone3 resumed> => {parent_tid=[5229]}, 88) = 5229 [pid 5228] <... rseq resumed>) = 0 [pid 5221] rt_sigprocmask(SIG_SETMASK, [], [pid 5228] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5229 attached [pid 5228] <... set_robust_list resumed>) = 0 [pid 5221] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5229] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5228] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] <... futex resumed>) = 0 [pid 5219] <... futex resumed>) = 0 [pid 5229] <... rseq resumed>) = 0 [pid 5228] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5229] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5228] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5227] ioctl(4, LOOP_SET_FD, 3 [pid 5219] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5229] <... set_robust_list resumed>) = 0 [pid 5227] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5219] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5229] rt_sigprocmask(SIG_SETMASK, [], [pid 5227] ioctl(4, LOOP_CLR_FD [pid 5219] <... mprotect resumed>) = 0 [pid 5229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5227] <... ioctl resumed>) = 0 [pid 5219] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5229] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5219] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} => {parent_tid=[5230]}, 88) = 5230 [pid 5227] ioctl(4, LOOP_SET_FD, 3 [pid 5219] rt_sigprocmask(SIG_SETMASK, [], [pid 5227] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5227] close(4 [pid 5219] <... futex resumed>) = 0 [pid 5219] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5230 attached [pid 5227] <... close resumed>) = 0 [pid 5227] close(3 [pid 5230] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053) = 0 [pid 5230] set_robust_list(0x7fb64ac3c9a0, 24) = 0 [pid 5230] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5230] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5220] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5220] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5220] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5220] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} => {parent_tid=[5231]}, 88) = 5231 [pid 5226] <... close resumed>) = 0 [pid 5220] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5220] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5220] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5231 attached [pid 5226] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5226] <... futex resumed>) = 1 [pid 5218] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5216] <... futex resumed>) = 0 [pid 5218] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... futex resumed>) = 0 [pid 5216] <... futex resumed>) = 0 [pid 5231] <... rseq resumed>) = 0 [pid 5226] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5216] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5231] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5218] <... mmap resumed>) = 0x7fb64abfb000 [pid 5231] <... set_robust_list resumed>) = 0 [pid 5218] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5231] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... mprotect resumed>) = 0 [pid 5218] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5218] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5231] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5218] <... clone3 resumed> => {parent_tid=[5232]}, 88) = 5232 [pid 5218] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5218] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5218] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5232 attached [pid 5221] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5221] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5232] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5232] <... rseq resumed>) = 0 [pid 5221] <... mmap resumed>) = 0x7fb64abfb000 [pid 5232] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5221] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5232] <... set_robust_list resumed>) = 0 [pid 5221] <... mprotect resumed>) = 0 [pid 5232] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5232] ftruncate(-1, 33587195 [pid 5221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5232] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5232] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... clone3 resumed> => {parent_tid=[5233]}, 88) = 5233 ./strace-static-x86_64: Process 5233 attached [pid 5232] <... futex resumed>) = 1 [pid 5227] <... close resumed>) = 0 [pid 5221] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... futex resumed>) = 0 [pid 5233] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5232] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5227] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5218] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5232] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5227] <... futex resumed>) = 1 [pid 5221] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5233] <... rseq resumed>) = 0 [pid 5219] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... futex resumed>) = 0 [pid 5217] <... futex resumed>) = 0 [pid 5233] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5232] sendfile(-1, -1, NULL, 281474978811909 [pid 5227] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] <... futex resumed>) = 0 [pid 5219] <... futex resumed>) = 0 [pid 5218] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5217] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5233] <... set_robust_list resumed>) = 0 [pid 5232] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5217] <... futex resumed>) = 0 [pid 5233] rt_sigprocmask(SIG_SETMASK, [], [pid 5232] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5227] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5220] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... mmap resumed>) = 0x7fb64abfb000 [pid 5217] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5232] <... futex resumed>) = 1 [pid 5219] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5218] <... futex resumed>) = 0 [pid 5220] <... futex resumed>) = 0 [pid 5233] ftruncate(-1, 33587195 [pid 5232] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5219] <... mprotect resumed>) = 0 [pid 5218] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5232] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5219] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] <... futex resumed>) = 0 [pid 5233] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5232] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5220] <... mmap resumed>) = 0x7fb64abfb000 [pid 5219] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5218] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5216] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5233] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5232] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5220] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5216] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5233] <... futex resumed>) = 1 [pid 5232] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... futex resumed>) = 0 [pid 5220] <... mprotect resumed>) = 0 [pid 5216] <... futex resumed>) = 0 [pid 5233] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5232] <... futex resumed>) = 1 [pid 5221] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] <... clone3 resumed> => {parent_tid=[5234]}, 88) = 5234 [pid 5218] <... futex resumed>) = 0 [pid 5216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5232] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] <... futex resumed>) = 0 [pid 5220] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5233] sendfile(-1, -1, NULL, 281474978811909 [pid 5232] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... futex resumed>) = 0 [pid 5216] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5234 attached [pid 5233] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5232] lseek(-1, 257, SEEK_SET [pid 5219] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5216] <... mprotect resumed>) = 0 [pid 5234] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5233] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5232] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5220] <... clone3 resumed> => {parent_tid=[5235]}, 88) = 5235 [pid 5219] <... futex resumed>) = 0 [pid 5216] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5234] <... rseq resumed>) = 0 [pid 5233] <... futex resumed>) = 1 [pid 5232] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... futex resumed>) = 0 [pid 5220] rt_sigprocmask(SIG_SETMASK, [], [pid 5219] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5216] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5234] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5233] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5232] <... futex resumed>) = 1 [pid 5221] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... futex resumed>) = 0 [pid 5216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0}./strace-static-x86_64: Process 5235 attached [pid 5234] <... set_robust_list resumed>) = 0 [pid 5233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5232] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] <... futex resumed>) = 0 [pid 5220] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] rt_sigprocmask(SIG_SETMASK, [], [pid 5233] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5232] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... futex resumed>) = 0 [pid 5218] <... futex resumed>) = 0 [pid 5235] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5234] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5233] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5232] getdents64(-1, [pid 5220] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5216] <... clone3 resumed> => {parent_tid=[5236]}, 88) = 5236 [pid 5235] <... rseq resumed>) = 0 [pid 5234] ftruncate(-1, 33587195 [pid 5233] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5232] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5216] rt_sigprocmask(SIG_SETMASK, [], [pid 5235] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5234] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5233] <... futex resumed>) = 1 [pid 5232] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... futex resumed>) = 0 [pid 5216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5235] <... set_robust_list resumed>) = 0 [pid 5234] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5233] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5232] <... futex resumed>) = 1 [pid 5221] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... futex resumed>) = 0 [pid 5216] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5235] rt_sigprocmask(SIG_SETMASK, [], [pid 5234] <... futex resumed>) = 1 [pid 5233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5232] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] <... futex resumed>) = 0 [pid 5219] <... futex resumed>) = 0 [pid 5218] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5236 attached [pid 5235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5234] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5233] lseek(-1, 257, SEEK_SET [pid 5232] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... futex resumed>) = 0 [pid 5216] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5236] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5235] ftruncate(-1, 33587195 [pid 5234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5233] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5232] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5219] <... futex resumed>) = 0 [pid 5218] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5236] <... rseq resumed>) = 0 [pid 5235] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] sendfile(-1, -1, NULL, 281474978811909 [pid 5233] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5232] <... openat resumed>) = 5 [pid 5219] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5236] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5235] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5233] <... futex resumed>) = 1 [pid 5232] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... futex resumed>) = 0 [pid 5236] <... set_robust_list resumed>) = 0 [pid 5235] <... futex resumed>) = 1 [pid 5234] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5233] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5232] <... futex resumed>) = 1 [pid 5221] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... futex resumed>) = 0 [pid 5218] <... futex resumed>) = 0 [pid 5236] rt_sigprocmask(SIG_SETMASK, [], [pid 5235] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5234] <... futex resumed>) = 1 [pid 5233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5232] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] <... futex resumed>) = 0 [pid 5220] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... futex resumed>) = 0 [pid 5236] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5234] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5233] getdents64(-1, [pid 5221] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... futex resumed>) = 0 [pid 5219] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5236] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5235] sendfile(-1, -1, NULL, 281474978811909 [pid 5234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5233] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5220] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... futex resumed>) = 0 [pid 5235] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5233] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5235] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5233] <... futex resumed>) = 1 [pid 5221] <... futex resumed>) = 0 [pid 5235] <... futex resumed>) = 1 [pid 5234] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5233] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... futex resumed>) = 0 [pid 5235] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5234] <... futex resumed>) = 1 [pid 5233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] <... futex resumed>) = 0 [pid 5220] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... futex resumed>) = 0 [pid 5217] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5234] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5233] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5221] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... futex resumed>) = 0 [pid 5219] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5235] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5233] <... openat resumed>) = 5 [pid 5220] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... futex resumed>) = 0 [pid 5217] <... futex resumed>) = 0 [pid 5235] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5234] lseek(-1, 257, SEEK_SET [pid 5233] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5235] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5233] <... futex resumed>) = 1 [pid 5221] <... futex resumed>) = 0 [pid 5217] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5235] <... futex resumed>) = 1 [pid 5234] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5233] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] <... futex resumed>) = 0 [pid 5217] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5235] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5234] <... futex resumed>) = 1 [pid 5220] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... futex resumed>) = 0 [pid 5217] <... mprotect resumed>) = 0 [pid 5235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5234] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] <... futex resumed>) = 0 [pid 5219] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5235] lseek(-1, 257, SEEK_SET [pid 5234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... futex resumed>) = 0 [pid 5217] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5235] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5234] getdents64(-1, [pid 5219] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5235] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5235] <... futex resumed>) = 1 [pid 5234] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... futex resumed>) = 0 [pid 5217] <... clone3 resumed> => {parent_tid=[5237]}, 88) = 5237 [pid 5235] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5234] <... futex resumed>) = 1 [pid 5220] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... futex resumed>) = 0 [pid 5217] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5237 attached [pid 5235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5234] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] <... futex resumed>) = 0 [pid 5219] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5237] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5235] getdents64(-1, [pid 5234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... futex resumed>) = 0 [pid 5217] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5237] <... rseq resumed>) = 0 [pid 5235] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5234] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5219] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5217] <... futex resumed>) = 0 [pid 5216] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5237] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5235] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... openat resumed>) = 5 [pid 5217] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5216] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5237] <... set_robust_list resumed>) = 0 [pid 5235] <... futex resumed>) = 1 [pid 5234] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... futex resumed>) = 0 [pid 5216] <... futex resumed>) = 0 [pid 5237] rt_sigprocmask(SIG_SETMASK, [], [pid 5235] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5234] <... futex resumed>) = 1 [pid 5220] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... futex resumed>) = 0 [pid 5216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5234] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] <... futex resumed>) = 0 [pid 5216] <... mmap resumed>) = 0x7fb64abfb000 [pid 5237] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5235] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5220] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5216] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5235] <... openat resumed>) = 5 [pid 5216] <... mprotect resumed>) = 0 [pid 5235] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5235] <... futex resumed>) = 1 [pid 5220] <... futex resumed>) = 0 [pid 5216] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5235] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} => {parent_tid=[5238]}, 88) = 5238 [pid 5216] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5216] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5238 attached [pid 5216] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5238] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053) = 0 [pid 5238] set_robust_list(0x7fb64ac1b9a0, 24) = 0 [pid 5238] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5238] ftruncate(-1, 33587195) = -1 EBADF (Bad file descriptor) [pid 5238] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5216] <... futex resumed>) = 0 [pid 5238] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5216] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5216] <... futex resumed>) = 0 [pid 5238] sendfile(-1, -1, NULL, 281474978811909 [pid 5216] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5238] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5238] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5216] <... futex resumed>) = 0 [pid 5238] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5216] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5216] <... futex resumed>) = 0 [pid 5238] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5216] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5238] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5238] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5216] <... futex resumed>) = 0 [pid 5238] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5216] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5216] <... futex resumed>) = 0 [pid 5238] lseek(-1, 257, SEEK_SET [pid 5216] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5238] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5238] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5216] <... futex resumed>) = 0 [pid 5238] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5216] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5217] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5216] <... futex resumed>) = 0 [pid 5238] getdents64(-1, [pid 5217] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5216] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5238] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5217] <... futex resumed>) = 0 [pid 5238] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5238] <... futex resumed>) = 1 [pid 5217] <... mmap resumed>) = 0x7fb64abfb000 [pid 5216] <... futex resumed>) = 0 [pid 5238] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5217] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5216] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5217] <... mprotect resumed>) = 0 [pid 5216] <... futex resumed>) = 0 [pid 5238] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5217] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5216] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5238] <... openat resumed>) = 5 [pid 5217] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5238] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5238] <... futex resumed>) = 1 [pid 5216] <... futex resumed>) = 0 [pid 5238] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5217] <... clone3 resumed> => {parent_tid=[5239]}, 88) = 5239 [pid 5217] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5239 attached NULL, 8) = 0 [pid 5239] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5217] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5239] <... rseq resumed>) = 0 [pid 5217] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5239] set_robust_list(0x7fb64ac1b9a0, 24) = 0 [pid 5239] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5239] ftruncate(-1, 33587195) = -1 EBADF (Bad file descriptor) [pid 5239] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5217] <... futex resumed>) = 0 [pid 5239] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5217] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5217] <... futex resumed>) = 0 [pid 5239] sendfile(-1, -1, NULL, 281474978811909 [pid 5217] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5239] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5239] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5217] <... futex resumed>) = 0 [pid 5239] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5217] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5217] <... futex resumed>) = 0 [pid 5239] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5217] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5239] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5239] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5217] <... futex resumed>) = 0 [pid 5239] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5217] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5217] <... futex resumed>) = 0 [pid 5239] lseek(-1, 257, SEEK_SET [pid 5217] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5239] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5239] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5217] <... futex resumed>) = 0 [pid 5239] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5217] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5217] <... futex resumed>) = 0 [pid 5239] getdents64(-1, [pid 5217] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5239] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5239] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5217] <... futex resumed>) = 0 [pid 5239] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5217] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5217] <... futex resumed>) = 0 [pid 5239] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5217] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5239] <... openat resumed>) = 5 [pid 5239] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5217] <... futex resumed>) = 0 [pid 5239] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5225] <... open resumed>) = 3 [pid 5224] <... open resumed>) = 3 [pid 5223] <... open resumed>) = 3 [pid 5222] <... open resumed>) = 3 [pid 5228] <... open resumed>) = 4 [pid 5229] <... open resumed>) = 4 [pid 5236] <... open resumed>) = 4 [pid 5237] <... open resumed>) = 4 [pid 5231] <... open resumed>) = 4 [pid 5230] <... open resumed>) = 4 [pid 5227] <... open resumed>) = 3 [pid 5226] <... open resumed>) = 3 [pid 5237] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5236] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5230] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5229] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5228] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5227] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5226] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5225] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5224] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5223] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] exit_group(0 [pid 5218] exit_group(0 [pid 5217] exit_group(0 [pid 5216] exit_group(0 [pid 5239] <... futex resumed>) = ? [pid 5238] <... futex resumed>) = ? [pid 5237] <... futex resumed>) = ? [pid 5236] <... futex resumed>) = ? [pid 5234] <... futex resumed>) = ? [pid 5232] <... futex resumed>) = ? [pid 5231] <... futex resumed>) = 0 [pid 5230] <... futex resumed>) = ? [pid 5229] <... futex resumed>) = 0 [pid 5228] <... futex resumed>) = ? [pid 5227] <... futex resumed>) = ? [pid 5226] <... futex resumed>) = ? [pid 5225] <... futex resumed>) = 0 [pid 5224] <... futex resumed>) = ? [pid 5223] <... futex resumed>) = 0 [pid 5222] <... futex resumed>) = ? [pid 5221] exit_group(0 [pid 5220] exit_group(0 [pid 5219] <... exit_group resumed>) = ? [pid 5218] <... exit_group resumed>) = ? [pid 5217] <... exit_group resumed>) = ? [pid 5216] <... exit_group resumed>) = ? [pid 5239] +++ exited with 0 +++ [pid 5238] +++ exited with 0 +++ [pid 5236] +++ exited with 0 +++ [pid 5235] <... futex resumed>) = ? [pid 5234] +++ exited with 0 +++ [pid 5233] <... futex resumed>) = ? [pid 5232] +++ exited with 0 +++ [pid 5227] +++ exited with 0 +++ [pid 5226] +++ exited with 0 +++ [pid 5224] +++ exited with 0 +++ [pid 5221] <... exit_group resumed>) = ? [pid 5220] <... exit_group resumed>) = ? [pid 5233] +++ exited with 0 +++ [pid 5235] +++ exited with 0 +++ [pid 5228] +++ exited with 0 +++ [pid 5231] +++ exited with 0 +++ [pid 5218] +++ exited with 0 +++ [pid 5223] +++ exited with 0 +++ [pid 5237] +++ exited with 0 +++ [pid 5230] +++ exited with 0 +++ [pid 5217] +++ exited with 0 +++ [pid 5216] +++ exited with 0 +++ [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5217, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5216, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5229] +++ exited with 0 +++ [pid 5221] +++ exited with 0 +++ [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5221, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5027] <... openat resumed>) = 3 [pid 5025] <... openat resumed>) = 3 [pid 5225] +++ exited with 0 +++ [pid 5220] +++ exited with 0 +++ [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5027] <... ioctl resumed>) = 0 [pid 5025] <... ioctl resumed>) = 0 [pid 5027] close(3 [pid 5025] close(3 [pid 5027] <... close resumed>) = 0 [pid 5025] <... close resumed>) = 0 [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5222] +++ exited with 0 +++ [pid 5219] +++ exited with 0 +++ [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5218, si_uid=0, si_status=0, si_utime=0, si_stime=33 /* 0.33 s */} --- [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5240 [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5241 [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5219, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5220, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5022] <... openat resumed>) = 3 [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5019] <... openat resumed>) = 3 [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5020] <... openat resumed>) = 3 [pid 5022] <... ioctl resumed>) = 0 [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5019] ioctl(3, LOOP_CLR_FD [pid 5022] close(3 [pid 5020] ioctl(3, LOOP_CLR_FD [pid 5021] <... openat resumed>) = 3 [pid 5019] <... ioctl resumed>) = 0 [pid 5022] <... close resumed>) = 0 [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5020] <... ioctl resumed>) = 0 [pid 5019] close(3 [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5241 attached [pid 5021] <... ioctl resumed>) = 0 [pid 5020] close(3 [pid 5019] <... close resumed>) = 0 [pid 5241] set_robust_list(0x5555556096a0, 24) = 0 [pid 5021] close(3./strace-static-x86_64: Process 5242 attached ./strace-static-x86_64: Process 5240 attached [pid 5241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5242 [pid 5021] <... close resumed>) = 0 [pid 5020] <... close resumed>) = 0 [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5242] set_robust_list(0x5555556096a0, 24 [pid 5241] <... prctl resumed>) = 0 [pid 5240] set_robust_list(0x5555556096a0, 24 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5242] <... set_robust_list resumed>) = 0 [pid 5241] setpgid(0, 0 [pid 5240] <... set_robust_list resumed>) = 0 [pid 5019] <... clone resumed>, child_tidptr=0x555555609690) = 5243 ./strace-static-x86_64: Process 5243 attached [pid 5242] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5241] <... setpgid resumed>) = 0 [pid 5240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5244 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5245 [pid 5242] <... prctl resumed>) = 0 [pid 5241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5240] <... prctl resumed>) = 0 [pid 5243] set_robust_list(0x5555556096a0, 24 [pid 5242] setpgid(0, 0 [pid 5241] <... openat resumed>) = 3 [pid 5240] setpgid(0, 0 [pid 5243] <... set_robust_list resumed>) = 0 [pid 5242] <... setpgid resumed>) = 0 [pid 5241] write(3, "1000", 4 [pid 5240] <... setpgid resumed>) = 0 [pid 5243] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5241] <... write resumed>) = 4 [pid 5240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5244 attached [pid 5243] <... prctl resumed>) = 0 [pid 5242] <... openat resumed>) = 3 [pid 5241] close(3 [pid 5240] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5245 attached [pid 5242] write(3, "1000", 4 [pid 5241] <... close resumed>) = 0 [pid 5240] write(3, "1000", 4 [pid 5245] set_robust_list(0x5555556096a0, 24 [pid 5242] <... write resumed>) = 4 [pid 5241] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] <... write resumed>) = 4 [pid 5245] <... set_robust_list resumed>) = 0 [pid 5244] set_robust_list(0x5555556096a0, 24 [pid 5243] setpgid(0, 0 [pid 5242] close(3 [pid 5241] <... futex resumed>) = 0 [pid 5240] close(3 [pid 5245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5244] <... set_robust_list resumed>) = 0 [pid 5243] <... setpgid resumed>) = 0 [pid 5242] <... close resumed>) = 0 [pid 5241] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5240] <... close resumed>) = 0 [pid 5245] <... prctl resumed>) = 0 [pid 5243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5242] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5240] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] setpgid(0, 0 [pid 5244] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5242] <... futex resumed>) = 0 [pid 5241] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5240] <... futex resumed>) = 0 [pid 5245] <... setpgid resumed>) = 0 [pid 5244] <... prctl resumed>) = 0 [pid 5243] <... openat resumed>) = 3 [pid 5242] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5240] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5244] setpgid(0, 0 [pid 5243] write(3, "1000", 4 [pid 5242] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5241] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5240] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5245] <... openat resumed>) = 3 [pid 5244] <... setpgid resumed>) = 0 [pid 5243] <... write resumed>) = 4 [pid 5242] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5241] <... mmap resumed>) = 0x7fb652e3d000 [pid 5240] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5245] write(3, "1000", 4 [pid 5244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5243] close(3 [pid 5242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5241] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5245] <... write resumed>) = 4 [pid 5242] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5241] <... mprotect resumed>) = 0 [pid 5240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5245] close(3 [pid 5244] <... openat resumed>) = 3 [pid 5243] <... close resumed>) = 0 [pid 5242] <... mmap resumed>) = 0x7fb652e3d000 [pid 5241] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5240] <... mmap resumed>) = 0x7fb652e3d000 [pid 5245] <... close resumed>) = 0 [pid 5244] write(3, "1000", 4 [pid 5243] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5241] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5240] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5245] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5244] <... write resumed>) = 4 [pid 5243] <... futex resumed>) = 0 [pid 5242] <... mprotect resumed>) = 0 [pid 5241] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5240] <... mprotect resumed>) = 0 [pid 5245] <... futex resumed>) = 0 [pid 5244] close(3 [pid 5243] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5242] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5240] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5245] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5244] <... close resumed>) = 0 [pid 5243] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5242] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5241] <... clone3 resumed> => {parent_tid=[5246]}, 88) = 5246 [pid 5240] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5245] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5244] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5242] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5241] rt_sigprocmask(SIG_SETMASK, [], [pid 5240] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5245] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5244] <... futex resumed>) = 0 [pid 5243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5244] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5243] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5242] <... clone3 resumed> => {parent_tid=[5247]}, 88) = 5247 [pid 5241] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] <... clone3 resumed> => {parent_tid=[5248]}, 88) = 5248 [pid 5245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5244] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5243] <... mmap resumed>) = 0x7fb652e3d000 [pid 5242] rt_sigprocmask(SIG_SETMASK, [], [pid 5241] <... futex resumed>) = 0 [pid 5240] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5246 attached [pid 5245] <... mmap resumed>) = 0x7fb652e3d000 [pid 5244] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5243] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5241] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5245] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5243] <... mprotect resumed>) = 0 [pid 5242] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5247 attached [pid 5246] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5245] <... mprotect resumed>) = 0 [pid 5244] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5243] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5242] <... futex resumed>) = 0 [pid 5240] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5248 attached [pid 5247] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5246] <... rseq resumed>) = 0 [pid 5245] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5244] <... mmap resumed>) = 0x7fb652e3d000 [pid 5243] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5242] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5240] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5248] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5247] <... rseq resumed>) = 0 [pid 5246] set_robust_list(0x7fb652e5d9a0, 24 [pid 5245] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5244] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5243] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5247] set_robust_list(0x7fb652e5d9a0, 24 [pid 5246] <... set_robust_list resumed>) = 0 [pid 5245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5244] <... mprotect resumed>) = 0 [pid 5248] <... rseq resumed>) = 0 [pid 5247] <... set_robust_list resumed>) = 0 [pid 5246] rt_sigprocmask(SIG_SETMASK, [], [pid 5244] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5243] <... clone3 resumed> => {parent_tid=[5249]}, 88) = 5249 [pid 5248] set_robust_list(0x7fb652e5d9a0, 24 [pid 5247] rt_sigprocmask(SIG_SETMASK, [], [pid 5246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5245] <... clone3 resumed> => {parent_tid=[5250]}, 88) = 5250 [pid 5244] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5243] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5249 attached [pid 5248] <... set_robust_list resumed>) = 0 [pid 5247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5246] memfd_create("syzkaller", 0 [pid 5245] rt_sigprocmask(SIG_SETMASK, [], [pid 5244] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5249] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5248] rt_sigprocmask(SIG_SETMASK, [], [pid 5247] memfd_create("syzkaller", 0 [pid 5245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5249] <... rseq resumed>) = 0 [pid 5248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5247] <... memfd_create resumed>) = 3 [pid 5246] <... memfd_create resumed>) = 3 [pid 5245] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] set_robust_list(0x7fb652e5d9a0, 24 [pid 5248] memfd_create("syzkaller", 0 [pid 5247] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5246] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5245] <... futex resumed>) = 0 [pid 5244] <... clone3 resumed> => {parent_tid=[5251]}, 88) = 5251 [pid 5243] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5251 attached [pid 5249] <... set_robust_list resumed>) = 0 [pid 5248] <... memfd_create resumed>) = 3 [pid 5247] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5246] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5245] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5244] rt_sigprocmask(SIG_SETMASK, [], [pid 5243] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5251] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5249] rt_sigprocmask(SIG_SETMASK, [], [pid 5248] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5247] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5251] <... rseq resumed>) = 0 [pid 5249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5251] set_robust_list(0x7fb652e5d9a0, 24 [pid 5249] memfd_create("syzkaller", 0 [pid 5251] <... set_robust_list resumed>) = 0 [pid 5249] <... memfd_create resumed>) = 3 [pid 5248] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5251] rt_sigprocmask(SIG_SETMASK, [], [pid 5249] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5244] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5249] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5244] <... futex resumed>) = 0 [pid 5251] memfd_create("syzkaller", 0 [pid 5244] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5251] <... memfd_create resumed>) = 3 [pid 5251] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb64aa3d000 ./strace-static-x86_64: Process 5250 attached [pid 5250] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053) = 0 [pid 5250] set_robust_list(0x7fb652e5d9a0, 24) = 0 [pid 5250] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5249] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5248] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5246] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5250] memfd_create("syzkaller", 0) = 3 [pid 5250] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5251] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5250] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5247] <... write resumed>) = 2097152 [pid 5246] <... write resumed>) = 2097152 [pid 5250] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5249] <... write resumed>) = 2097152 [pid 5247] munmap(0x7fb64aa3d000, 2097152 [pid 5248] <... write resumed>) = 2097152 [pid 5246] munmap(0x7fb64aa3d000, 2097152 [pid 5247] <... munmap resumed>) = 0 [pid 5247] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5247] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5247] ioctl(4, LOOP_CLR_FD [pid 5249] munmap(0x7fb64aa3d000, 2097152 [pid 5248] munmap(0x7fb64aa3d000, 2097152 [pid 5247] <... ioctl resumed>) = 0 [pid 5247] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5251] <... write resumed>) = 2097152 [pid 5249] <... munmap resumed>) = 0 [pid 5247] close(4 [pid 5249] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5247] <... close resumed>) = 0 [pid 5249] <... openat resumed>) = 4 [pid 5247] close(3 [pid 5249] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5246] <... munmap resumed>) = 0 [pid 5249] ioctl(4, LOOP_CLR_FD [pid 5246] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5251] munmap(0x7fb64aa3d000, 2097152 [pid 5249] <... ioctl resumed>) = 0 [pid 5248] <... munmap resumed>) = 0 [pid 5246] <... openat resumed>) = 4 [pid 5246] ioctl(4, LOOP_SET_FD, 3 [pid 5251] <... munmap resumed>) = 0 [pid 5249] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5251] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5249] close(4 [pid 5251] <... openat resumed>) = 4 [pid 5249] <... close resumed>) = 0 [pid 5251] ioctl(4, LOOP_SET_FD, 3 [pid 5249] close(3 [pid 5251] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5249] <... close resumed>) = 0 [pid 5251] ioctl(4, LOOP_CLR_FD [pid 5246] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5248] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5251] <... ioctl resumed>) = 0 [pid 5246] ioctl(4, LOOP_CLR_FD [pid 5248] <... openat resumed>) = 4 [pid 5247] <... close resumed>) = 0 [pid 5246] <... ioctl resumed>) = 0 [pid 5248] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5251] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5251] close(4 [pid 5248] ioctl(4, LOOP_CLR_FD [pid 5246] ioctl(4, LOOP_SET_FD, 3 [pid 5251] <... close resumed>) = 0 [pid 5248] <... ioctl resumed>) = 0 [pid 5247] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5246] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5251] close(3 [pid 5247] <... futex resumed>) = 1 [pid 5242] <... futex resumed>) = 0 [pid 5249] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5247] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5246] close(4 [pid 5242] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] <... write resumed>) = 2097152 [pid 5249] <... futex resumed>) = 1 [pid 5246] <... close resumed>) = 0 [pid 5243] <... futex resumed>) = 0 [pid 5242] <... futex resumed>) = 0 [pid 5242] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5250] munmap(0x7fb64aa3d000, 2097152 [pid 5249] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5248] ioctl(4, LOOP_SET_FD, 3 [pid 5246] close(3 [pid 5243] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] <... munmap resumed>) = 0 [pid 5249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5248] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5246] <... close resumed>) = 0 [pid 5243] <... futex resumed>) = 0 [pid 5251] <... close resumed>) = 0 [pid 5250] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5249] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5248] close(4 [pid 5246] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5251] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] <... openat resumed>) = 4 [pid 5248] <... close resumed>) = 0 [pid 5246] <... futex resumed>) = 1 [pid 5241] <... futex resumed>) = 0 [pid 5250] ioctl(4, LOOP_SET_FD, 3 [pid 5248] close(3 [pid 5246] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5241] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5251] <... futex resumed>) = 1 [pid 5250] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5244] <... futex resumed>) = 0 [pid 5242] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5241] <... futex resumed>) = 0 [pid 5251] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5250] ioctl(4, LOOP_CLR_FD [pid 5248] <... close resumed>) = 0 [pid 5246] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5244] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5250] <... ioctl resumed>) = 0 [pid 5244] <... futex resumed>) = 0 [pid 5242] <... futex resumed>) = 0 [pid 5251] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5244] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5242] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5242] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5250] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5242] <... mprotect resumed>) = 0 [pid 5250] close(4 [pid 5242] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5250] <... close resumed>) = 0 [pid 5248] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] close(3 [pid 5248] <... futex resumed>) = 1 [pid 5248] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5242] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5240] <... futex resumed>) = 0 [pid 5248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5243] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5242] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5240] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5243] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] <... futex resumed>) = 0 [pid 5243] <... futex resumed>) = 0 [pid 5242] <... clone3 resumed> => {parent_tid=[5252]}, 88) = 5252 [pid 5240] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5243] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5242] rt_sigprocmask(SIG_SETMASK, [], [pid 5243] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5243] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5243] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5250] <... close resumed>) = 0 [pid 5243] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5243] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5250] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5243] <... clone3 resumed> => {parent_tid=[5253]}, 88) = 5253 [pid 5242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5250] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5245] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] rt_sigprocmask(SIG_SETMASK, [], [pid 5242] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5252 attached [pid 5245] <... futex resumed>) = 0 [pid 5243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5242] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5253 attached [pid 5252] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5245] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5243] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5253] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5252] <... rseq resumed>) = 0 [pid 5243] <... futex resumed>) = 0 [pid 5253] <... rseq resumed>) = 0 [pid 5252] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5243] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5253] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5252] <... set_robust_list resumed>) = 0 [pid 5253] <... set_robust_list resumed>) = 0 [pid 5252] rt_sigprocmask(SIG_SETMASK, [], [pid 5241] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5253] rt_sigprocmask(SIG_SETMASK, [], [pid 5252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5241] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5252] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5241] <... futex resumed>) = 0 [pid 5253] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5241] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5244] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5241] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5244] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5244] <... futex resumed>) = 0 [pid 5241] <... mprotect resumed>) = 0 [pid 5244] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5241] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5244] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5241] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5244] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5241] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5244] <... mprotect resumed>) = 0 [pid 5244] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5241] <... clone3 resumed> => {parent_tid=[5254]}, 88) = 5254 [pid 5244] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5241] rt_sigprocmask(SIG_SETMASK, [], [pid 5244] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5241] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5244] <... clone3 resumed> => {parent_tid=[5255]}, 88) = 5255 [pid 5241] <... futex resumed>) = 0 [pid 5244] rt_sigprocmask(SIG_SETMASK, [], [pid 5241] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5254 attached [pid 5244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5254] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5244] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5254] <... rseq resumed>) = 0 [pid 5244] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5255 attached [pid 5254] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5244] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5255] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5254] <... set_robust_list resumed>) = 0 [pid 5254] rt_sigprocmask(SIG_SETMASK, [], [pid 5255] <... rseq resumed>) = 0 [pid 5254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5255] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5254] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5255] <... set_robust_list resumed>) = 0 [pid 5255] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5255] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5240] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5240] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5240] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5240] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5240] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} => {parent_tid=[5256]}, 88) = 5256 [pid 5240] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5240] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5240] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5256 attached [pid 5256] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053) = 0 [pid 5256] set_robust_list(0x7fb64ac3c9a0, 24) = 0 [pid 5256] rt_sigprocmask(SIG_SETMASK, [], [pid 5245] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5256] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5245] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5256] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5245] <... futex resumed>) = 0 [pid 5243] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5242] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5243] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] <... futex resumed>) = 0 [pid 5245] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5243] <... futex resumed>) = 0 [pid 5242] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5245] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5243] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5245] <... mprotect resumed>) = 0 [pid 5243] <... mmap resumed>) = 0x7fb64abfb000 [pid 5242] <... mmap resumed>) = 0x7fb64abfb000 [pid 5245] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5243] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5242] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5245] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5243] <... mprotect resumed>) = 0 [pid 5245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5243] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5242] <... mprotect resumed>) = 0 [pid 5243] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5242] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5245] <... clone3 resumed> => {parent_tid=[5257]}, 88) = 5257 [pid 5243] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5242] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5245] rt_sigprocmask(SIG_SETMASK, [], [pid 5242] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5243] <... clone3 resumed> => {parent_tid=[5258]}, 88) = 5258 [pid 5245] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] rt_sigprocmask(SIG_SETMASK, [], [pid 5242] <... clone3 resumed> => {parent_tid=[5259]}, 88) = 5259 [pid 5241] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5258 attached [pid 5245] <... futex resumed>) = 0 [pid 5243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5242] rt_sigprocmask(SIG_SETMASK, [], [pid 5241] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5245] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5244] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5243] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5241] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5257 attached [pid 5258] <... rseq resumed>) = 0 [pid 5244] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] <... futex resumed>) = 0 [pid 5242] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5259 attached [pid 5258] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5257] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5244] <... futex resumed>) = 0 [pid 5243] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5242] <... futex resumed>) = 0 [pid 5241] <... mmap resumed>) = 0x7fb64abfb000 [pid 5259] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5258] <... set_robust_list resumed>) = 0 [pid 5257] <... rseq resumed>) = 0 [pid 5244] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5242] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5259] <... rseq resumed>) = 0 [pid 5258] rt_sigprocmask(SIG_SETMASK, [], [pid 5257] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5244] <... mmap resumed>) = 0x7fb64abfb000 [pid 5241] <... mprotect resumed>) = 0 [pid 5259] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5257] <... set_robust_list resumed>) = 0 [pid 5244] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5241] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5259] <... set_robust_list resumed>) = 0 [pid 5258] ftruncate(-1, 33587195 [pid 5257] rt_sigprocmask(SIG_SETMASK, [], [pid 5241] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5259] rt_sigprocmask(SIG_SETMASK, [], [pid 5258] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5244] <... mprotect resumed>) = 0 [pid 5241] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5258] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5257] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5244] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5260 attached [pid 5259] ftruncate(-1, 33587195 [pid 5258] <... futex resumed>) = 1 [pid 5244] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5243] <... futex resumed>) = 0 [pid 5241] <... clone3 resumed> => {parent_tid=[5260]}, 88) = 5260 [pid 5240] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5260] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5259] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5258] sendfile(-1, -1, NULL, 281474978811909 [pid 5244] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5243] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] rt_sigprocmask(SIG_SETMASK, [], [pid 5240] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5260] <... rseq resumed>) = 0 [pid 5259] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5243] <... futex resumed>) = 0 [pid 5241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5240] <... futex resumed>) = 0 [pid 5260] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5259] <... futex resumed>) = 1 [pid 5258] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5244] <... clone3 resumed> => {parent_tid=[5261]}, 88) = 5261 [pid 5243] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5242] <... futex resumed>) = 0 [pid 5241] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5260] <... set_robust_list resumed>) = 0 [pid 5259] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5258] <... futex resumed>) = 0 [pid 5244] rt_sigprocmask(SIG_SETMASK, [], [pid 5243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5242] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] <... futex resumed>) = 0 [pid 5240] <... mmap resumed>) = 0x7fb64abfb000 [pid 5260] rt_sigprocmask(SIG_SETMASK, [], [pid 5259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5258] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5243] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] <... futex resumed>) = 0 [pid 5241] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5240] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5259] sendfile(-1, -1, NULL, 281474978811909 [pid 5258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5244] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] <... futex resumed>) = 0 [pid 5242] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5261 attached [pid 5260] ftruncate(-1, 33587195 [pid 5259] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5258] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5244] <... futex resumed>) = 0 [pid 5243] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5240] <... mprotect resumed>) = 0 [pid 5261] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5260] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5259] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5244] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5240] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5261] <... rseq resumed>) = 0 [pid 5260] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] <... futex resumed>) = 1 [pid 5258] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] <... futex resumed>) = 0 [pid 5240] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5261] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5260] <... futex resumed>) = 1 [pid 5259] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5258] <... futex resumed>) = 1 [pid 5243] <... futex resumed>) = 0 [pid 5242] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] <... futex resumed>) = 0 [pid 5240] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5261] <... set_robust_list resumed>) = 0 [pid 5260] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5258] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5243] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] <... futex resumed>) = 0 [pid 5241] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] rt_sigprocmask(SIG_SETMASK, [], [pid 5260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5259] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5243] <... futex resumed>) = 0 [pid 5242] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] <... futex resumed>) = 0 [pid 5240] <... clone3 resumed> => {parent_tid=[5262]}, 88) = 5262 [pid 5261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5260] sendfile(-1, -1, NULL, 281474978811909 [pid 5259] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5258] lseek(-1, 257, SEEK_SET [pid 5243] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5240] rt_sigprocmask(SIG_SETMASK, [], [pid 5261] ftruncate(-1, 33587195 [pid 5260] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5259] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5245] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5261] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5260] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] <... futex resumed>) = 1 [pid 5258] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] <... futex resumed>) = 0 [pid 5240] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5262 attached [pid 5261] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5260] <... futex resumed>) = 1 [pid 5259] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5258] <... futex resumed>) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5243] <... futex resumed>) = 0 [pid 5242] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] <... futex resumed>) = 0 [pid 5240] <... futex resumed>) = 0 [pid 5262] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5261] <... futex resumed>) = 1 [pid 5260] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5258] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5244] <... futex resumed>) = 0 [pid 5243] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] <... futex resumed>) = 0 [pid 5241] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5262] <... rseq resumed>) = 0 [pid 5261] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5259] lseek(-1, 257, SEEK_SET [pid 5258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5245] <... mmap resumed>) = 0x7fb64abfb000 [pid 5244] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] <... futex resumed>) = 0 [pid 5242] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] <... futex resumed>) = 0 [pid 5262] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5260] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5259] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5258] getdents64(-1, [pid 5245] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5244] <... futex resumed>) = 0 [pid 5243] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5262] <... set_robust_list resumed>) = 0 [pid 5261] sendfile(-1, -1, NULL, 281474978811909 [pid 5260] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5259] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5245] <... mprotect resumed>) = 0 [pid 5244] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5262] rt_sigprocmask(SIG_SETMASK, [], [pid 5261] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5260] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] <... futex resumed>) = 1 [pid 5258] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5242] <... futex resumed>) = 0 [pid 5262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5261] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5260] <... futex resumed>) = 1 [pid 5259] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5258] <... futex resumed>) = 1 [pid 5245] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5243] <... futex resumed>) = 0 [pid 5242] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] <... futex resumed>) = 0 [pid 5262] ftruncate(-1, 33587195 [pid 5261] <... futex resumed>) = 1 [pid 5260] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5258] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5244] <... futex resumed>) = 0 [pid 5243] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] <... futex resumed>) = 0 [pid 5241] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5261] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5259] getdents64(-1, [pid 5258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5244] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] <... futex resumed>) = 0 [pid 5242] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5263 attached [pid 5262] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5260] lseek(-1, 257, SEEK_SET [pid 5259] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5258] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5245] <... clone3 resumed> => {parent_tid=[5263]}, 88) = 5263 [pid 5244] <... futex resumed>) = 0 [pid 5243] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5262] <... futex resumed>) = 1 [pid 5261] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5260] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5259] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] <... futex resumed>) = 0 [pid 5263] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5262] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5261] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5260] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] <... futex resumed>) = 1 [pid 5258] <... openat resumed>) = 5 [pid 5245] rt_sigprocmask(SIG_SETMASK, [], [pid 5244] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5242] <... futex resumed>) = 0 [pid 5240] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... rseq resumed>) = 0 [pid 5262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5261] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5260] <... futex resumed>) = 1 [pid 5259] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5258] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5242] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] <... futex resumed>) = 0 [pid 5240] <... futex resumed>) = 0 [pid 5263] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5262] sendfile(-1, -1, NULL, 281474978811909 [pid 5261] <... futex resumed>) = 0 [pid 5260] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5258] <... futex resumed>) = 1 [pid 5245] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5244] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] <... futex resumed>) = 0 [pid 5242] <... futex resumed>) = 0 [pid 5241] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] <... set_robust_list resumed>) = 0 [pid 5262] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5261] lseek(-1, 257, SEEK_SET [pid 5260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5259] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5258] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] <... futex resumed>) = 0 [pid 5244] <... futex resumed>) = 0 [pid 5242] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] <... futex resumed>) = 0 [pid 5263] rt_sigprocmask(SIG_SETMASK, [], [pid 5262] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5260] getdents64(-1, [pid 5259] <... openat resumed>) = 5 [pid 5245] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5244] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5262] <... futex resumed>) = 1 [pid 5261] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5260] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5259] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5240] <... futex resumed>) = 0 [pid 5263] ftruncate(-1, 33587195 [pid 5262] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5261] <... futex resumed>) = 0 [pid 5260] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] <... futex resumed>) = 1 [pid 5244] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] <... futex resumed>) = 0 [pid 5240] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5261] getdents64(-1, [pid 5260] <... futex resumed>) = 1 [pid 5259] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5244] <... futex resumed>) = 0 [pid 5241] <... futex resumed>) = 0 [pid 5240] <... futex resumed>) = 0 [pid 5263] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5261] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5260] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5244] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5241] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] <... futex resumed>) = 1 [pid 5262] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5261] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5245] <... futex resumed>) = 0 [pid 5244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5241] <... futex resumed>) = 0 [pid 5263] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5262] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] <... futex resumed>) = 0 [pid 5260] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5245] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5244] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5262] <... futex resumed>) = 1 [pid 5261] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5240] <... futex resumed>) = 0 [pid 5260] <... openat resumed>) = 5 [pid 5245] <... futex resumed>) = 0 [pid 5244] <... futex resumed>) = 0 [pid 5263] sendfile(-1, -1, NULL, 281474978811909 [pid 5262] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5261] <... openat resumed>) = 5 [pid 5260] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5244] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5240] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5261] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5260] <... futex resumed>) = 1 [pid 5244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5241] <... futex resumed>) = 0 [pid 5240] <... futex resumed>) = 0 [pid 5263] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] lseek(-1, 257, SEEK_SET [pid 5261] <... futex resumed>) = 0 [pid 5260] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5240] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] <... futex resumed>) = 1 [pid 5262] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5261] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] <... futex resumed>) = 0 [pid 5263] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5262] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5262] <... futex resumed>) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5240] <... futex resumed>) = 0 [pid 5263] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5262] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5240] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5240] <... futex resumed>) = 0 [pid 5263] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] getdents64(-1, [pid 5240] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] <... futex resumed>) = 1 [pid 5262] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5245] <... futex resumed>) = 0 [pid 5263] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5262] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5262] <... futex resumed>) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5240] <... futex resumed>) = 0 [pid 5263] lseek(-1, 257, SEEK_SET [pid 5262] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5240] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5240] <... futex resumed>) = 0 [pid 5263] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5240] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] <... futex resumed>) = 1 [pid 5262] <... openat resumed>) = 5 [pid 5245] <... futex resumed>) = 0 [pid 5263] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5262] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5262] <... futex resumed>) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5240] <... futex resumed>) = 0 [pid 5263] getdents64(-1, [pid 5262] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5263] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5263] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5245] <... futex resumed>) = 0 [pid 5263] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5245] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] <... openat resumed>) = 5 [pid 5263] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5263] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5254] <... open resumed>) = 4 [pid 5253] <... open resumed>) = 4 [pid 5252] <... open resumed>) = 4 [pid 5255] <... open resumed>) = 4 [pid 5251] <... open resumed>) = 3 [pid 5250] <... open resumed>) = 3 [pid 5249] <... open resumed>) = 3 [pid 5248] <... open resumed>) = 3 [pid 5247] <... open resumed>) = 3 [pid 5246] <... open resumed>) = 3 [pid 5256] <... open resumed>) = 4 [pid 5257] <... open resumed>) = 4 [pid 5251] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5247] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5257] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5253] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5246] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5254] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5255] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5257] <... futex resumed>) = 0 [pid 5256] <... futex resumed>) = 0 [pid 5255] <... futex resumed>) = 0 [pid 5254] <... futex resumed>) = 0 [pid 5253] <... futex resumed>) = 0 [pid 5252] <... futex resumed>) = 0 [pid 5251] <... futex resumed>) = 0 [pid 5250] <... futex resumed>) = 0 [pid 5249] <... futex resumed>) = 0 [pid 5248] <... futex resumed>) = 0 [pid 5247] <... futex resumed>) = 0 [pid 5246] <... futex resumed>) = 0 [pid 5245] exit_group(0 [pid 5244] exit_group(0 [pid 5243] exit_group(0 [pid 5242] exit_group(0 [pid 5241] exit_group(0 [pid 5263] <... futex resumed>) = ? [pid 5261] <... futex resumed>) = ? [pid 5260] <... futex resumed>) = ? [pid 5259] <... futex resumed>) = ? [pid 5258] <... futex resumed>) = ? [pid 5256] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5248] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] <... exit_group resumed>) = ? [pid 5244] <... exit_group resumed>) = ? [pid 5243] <... exit_group resumed>) = ? [pid 5242] <... exit_group resumed>) = ? [pid 5241] <... exit_group resumed>) = ? [pid 5240] exit_group(0 [pid 5263] +++ exited with 0 +++ [pid 5261] +++ exited with 0 +++ [pid 5260] +++ exited with 0 +++ [pid 5259] +++ exited with 0 +++ [pid 5262] <... futex resumed>) = ? [pid 5258] +++ exited with 0 +++ [pid 5257] +++ exited with 0 +++ [pid 5256] <... futex resumed>) = ? [pid 5254] +++ exited with 0 +++ [pid 5252] +++ exited with 0 +++ [pid 5251] +++ exited with 0 +++ [pid 5248] <... futex resumed>) = ? [pid 5247] +++ exited with 0 +++ [pid 5240] <... exit_group resumed>) = ? [pid 5262] +++ exited with 0 +++ [pid 5256] +++ exited with 0 +++ [pid 5255] +++ exited with 0 +++ [pid 5253] +++ exited with 0 +++ [pid 5248] +++ exited with 0 +++ [pid 5244] +++ exited with 0 +++ [pid 5246] +++ exited with 0 +++ [pid 5241] +++ exited with 0 +++ [pid 5249] +++ exited with 0 +++ [pid 5243] +++ exited with 0 +++ [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5243, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5250] +++ exited with 0 +++ [pid 5245] +++ exited with 0 +++ [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5240] +++ exited with 0 +++ [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5245, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5241, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=3 /* 0.03 s */} --- [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5244, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5019] <... openat resumed>) = 3 [pid 5242] +++ exited with 0 +++ [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5240, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5020] restart_syscall(<... resuming interrupted clone ...> [pid 5019] ioctl(3, LOOP_CLR_FD [pid 5027] restart_syscall(<... resuming interrupted clone ...> [pid 5025] <... openat resumed>) = 3 [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5242, si_uid=0, si_status=0, si_utime=0, si_stime=30 /* 0.30 s */} --- [pid 5021] <... openat resumed>) = 3 [pid 5020] <... restart_syscall resumed>) = 0 [pid 5019] <... ioctl resumed>) = 0 [pid 5027] <... restart_syscall resumed>) = 0 [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5019] close(3 [pid 5025] <... ioctl resumed>) = 0 [pid 5021] <... ioctl resumed>) = 0 [pid 5025] close(3 [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5021] close(3 [pid 5019] <... close resumed>) = 0 [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5025] <... close resumed>) = 0 [pid 5022] <... openat resumed>) = 3 [pid 5021] <... close resumed>) = 0 [pid 5027] <... openat resumed>) = 3 [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5022] <... ioctl resumed>) = 0 [pid 5027] <... ioctl resumed>) = 0 [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5264 [pid 5022] close(3 [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5265 [pid 5027] close(3 [pid 5022] <... close resumed>) = 0 [pid 5027] <... close resumed>) = 0 [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5266 [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5267 [pid 5020] <... openat resumed>) = 3 [pid 5020] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 5267 attached ) = 0 [pid 5019] <... clone resumed>, child_tidptr=0x555555609690) = 5268 [pid 5020] close(3) = 0 [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5267] set_robust_list(0x5555556096a0, 24) = 0 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5269 [pid 5267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 5266 attached [pid 5267] setpgid(0, 0) = 0 [pid 5266] set_robust_list(0x5555556096a0, 24 [pid 5267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5266] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5269 attached ./strace-static-x86_64: Process 5268 attached ./strace-static-x86_64: Process 5265 attached ./strace-static-x86_64: Process 5264 attached [pid 5267] <... openat resumed>) = 3 [pid 5266] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5269] set_robust_list(0x5555556096a0, 24 [pid 5267] write(3, "1000", 4 [pid 5266] <... prctl resumed>) = 0 [pid 5269] <... set_robust_list resumed>) = 0 [pid 5268] set_robust_list(0x5555556096a0, 24 [pid 5267] <... write resumed>) = 4 [pid 5266] setpgid(0, 0 [pid 5265] set_robust_list(0x5555556096a0, 24 [pid 5264] set_robust_list(0x5555556096a0, 24 [pid 5269] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5268] <... set_robust_list resumed>) = 0 [pid 5267] close(3 [pid 5266] <... setpgid resumed>) = 0 [pid 5269] <... prctl resumed>) = 0 [pid 5267] <... close resumed>) = 0 [pid 5266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5265] <... set_robust_list resumed>) = 0 [pid 5264] <... set_robust_list resumed>) = 0 [pid 5269] setpgid(0, 0 [pid 5268] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5267] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5266] <... openat resumed>) = 3 [pid 5269] <... setpgid resumed>) = 0 [pid 5267] <... futex resumed>) = 0 [pid 5266] write(3, "1000", 4 [pid 5265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5268] <... prctl resumed>) = 0 [pid 5267] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5266] <... write resumed>) = 4 [pid 5269] <... openat resumed>) = 3 [pid 5268] setpgid(0, 0 [pid 5267] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5266] close(3 [pid 5265] <... prctl resumed>) = 0 [pid 5264] <... prctl resumed>) = 0 [pid 5269] write(3, "1000", 4 [pid 5267] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5266] <... close resumed>) = 0 [pid 5269] <... write resumed>) = 4 [pid 5268] <... setpgid resumed>) = 0 [pid 5267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5266] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5269] close(3 [pid 5267] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5266] <... futex resumed>) = 0 [pid 5265] setpgid(0, 0 [pid 5268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5264] setpgid(0, 0 [pid 5269] <... close resumed>) = 0 [pid 5268] <... openat resumed>) = 3 [pid 5267] <... mmap resumed>) = 0x7fb652e3d000 [pid 5266] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5265] <... setpgid resumed>) = 0 [pid 5264] <... setpgid resumed>) = 0 [pid 5269] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] write(3, "1000", 4 [pid 5267] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5266] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5269] <... futex resumed>) = 0 [pid 5268] <... write resumed>) = 4 [pid 5267] <... mprotect resumed>) = 0 [pid 5266] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5269] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5268] close(3 [pid 5267] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5265] <... openat resumed>) = 3 [pid 5269] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5268] <... close resumed>) = 0 [pid 5267] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5265] write(3, "1000", 4 [pid 5264] <... openat resumed>) = 3 [pid 5269] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5268] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5266] <... mmap resumed>) = 0x7fb652e3d000 [pid 5265] <... write resumed>) = 4 [pid 5264] write(3, "1000", 4 [pid 5269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5268] <... futex resumed>) = 0 [pid 5266] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5265] close(3 [pid 5264] <... write resumed>) = 4 [pid 5269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5268] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5267] <... clone3 resumed> => {parent_tid=[5270]}, 88) = 5270 [pid 5266] <... mprotect resumed>) = 0 [pid 5265] <... close resumed>) = 0 [pid 5264] close(3 [pid 5269] <... mmap resumed>) = 0x7fb652e3d000 [pid 5268] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5267] rt_sigprocmask(SIG_SETMASK, [], [pid 5266] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5265] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] <... close resumed>) = 0 [pid 5269] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5268] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5266] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5265] <... futex resumed>) = 0 [pid 5264] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5269] <... mprotect resumed>) = 0 [pid 5268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5267] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5265] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5264] <... futex resumed>) = 0 [pid 5269] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5268] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5267] <... futex resumed>) = 0 [pid 5265] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5264] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, ./strace-static-x86_64: Process 5270 attached [pid 5269] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5268] <... mmap resumed>) = 0x7fb652e3d000 [pid 5267] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5266] <... clone3 resumed> => {parent_tid=[5271]}, 88) = 5271 [pid 5265] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5264] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5270] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5268] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5266] rt_sigprocmask(SIG_SETMASK, [], [pid 5265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5264] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5270] <... rseq resumed>) = 0 [pid 5268] <... mprotect resumed>) = 0 [pid 5266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5264] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5270] set_robust_list(0x7fb652e5d9a0, 24 [pid 5269] <... clone3 resumed> => {parent_tid=[5272]}, 88) = 5272 [pid 5268] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5266] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5270] <... set_robust_list resumed>) = 0 [pid 5269] rt_sigprocmask(SIG_SETMASK, [], [pid 5268] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5266] <... futex resumed>) = 0 [pid 5265] <... mmap resumed>) = 0x7fb652e3d000 [pid 5264] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5270] rt_sigprocmask(SIG_SETMASK, [], [pid 5269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5268] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5266] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5265] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5264] <... mmap resumed>) = 0x7fb652e3d000 [pid 5270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5269] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5272 attached [pid 5270] memfd_create("syzkaller", 0 [pid 5269] <... futex resumed>) = 0 [pid 5268] <... clone3 resumed> => {parent_tid=[5273]}, 88) = 5273 [pid 5265] <... mprotect resumed>) = 0 [pid 5264] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5272] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5270] <... memfd_create resumed>) = 3 [pid 5269] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5268] rt_sigprocmask(SIG_SETMASK, [], [pid 5265] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5272] <... rseq resumed>) = 0 [pid 5270] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5265] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5264] <... mprotect resumed>) = 0 [pid 5272] set_robust_list(0x7fb652e5d9a0, 24 [pid 5270] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5268] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5265] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5264] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5273 attached ./strace-static-x86_64: Process 5271 attached [pid 5272] <... set_robust_list resumed>) = 0 [pid 5270] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5272] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5272] memfd_create("syzkaller", 0 [pid 5273] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5271] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5268] <... futex resumed>) = 0 [pid 5264] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5272] <... memfd_create resumed>) = 3 [pid 5264] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5273] <... rseq resumed>) = 0 [pid 5272] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5271] <... rseq resumed>) = 0 [pid 5273] set_robust_list(0x7fb652e5d9a0, 24 [pid 5272] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5271] set_robust_list(0x7fb652e5d9a0, 24 [pid 5268] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5265] <... clone3 resumed> => {parent_tid=[5274]}, 88) = 5274 [pid 5264] <... clone3 resumed> => {parent_tid=[5275]}, 88) = 5275 [pid 5273] <... set_robust_list resumed>) = 0 [pid 5264] rt_sigprocmask(SIG_SETMASK, [], [pid 5273] rt_sigprocmask(SIG_SETMASK, [], [pid 5271] <... set_robust_list resumed>) = 0 [pid 5265] rt_sigprocmask(SIG_SETMASK, [], [pid 5264] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5274 attached [pid 5273] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5271] rt_sigprocmask(SIG_SETMASK, [], [pid 5265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5264] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5274] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5273] memfd_create("syzkaller", 0 [pid 5272] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5265] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5275 attached [pid 5264] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5275] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5274] <... rseq resumed>) = 0 [pid 5273] <... memfd_create resumed>) = 3 [pid 5271] memfd_create("syzkaller", 0 [pid 5265] <... futex resumed>) = 0 [pid 5275] <... rseq resumed>) = 0 [pid 5275] set_robust_list(0x7fb652e5d9a0, 24) = 0 [pid 5275] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5275] memfd_create("syzkaller", 0 [pid 5274] set_robust_list(0x7fb652e5d9a0, 24 [pid 5273] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5271] <... memfd_create resumed>) = 3 [pid 5265] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5275] <... memfd_create resumed>) = 3 [pid 5275] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb64aa3d000 [pid 5274] <... set_robust_list resumed>) = 0 [pid 5273] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5271] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5274] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5271] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5274] memfd_create("syzkaller", 0 [pid 5275] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5274] <... memfd_create resumed>) = 3 [pid 5274] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb64aa3d000 [pid 5273] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5272] <... write resumed>) = 2097152 [pid 5271] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5272] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5272] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5270] <... write resumed>) = 2097152 [pid 5272] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5274] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5272] ioctl(4, LOOP_CLR_FD [pid 5270] munmap(0x7fb64aa3d000, 2097152 [pid 5272] <... ioctl resumed>) = 0 [pid 5270] <... munmap resumed>) = 0 [pid 5272] ioctl(4, LOOP_SET_FD, 3 [pid 5270] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5272] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5270] <... openat resumed>) = 4 [pid 5270] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5270] ioctl(4, LOOP_CLR_FD) = 0 [pid 5272] close(4) = 0 [pid 5270] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5270] close(4) = 0 [pid 5270] close(3 [pid 5272] close(3 [pid 5271] <... write resumed>) = 2097152 [pid 5273] <... write resumed>) = 2097152 [pid 5275] <... write resumed>) = 2097152 [pid 5272] <... close resumed>) = 0 [pid 5271] munmap(0x7fb64aa3d000, 2097152 [pid 5270] <... close resumed>) = 0 [pid 5270] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5273] munmap(0x7fb64aa3d000, 2097152 [pid 5272] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5270] <... futex resumed>) = 1 [pid 5267] <... futex resumed>) = 0 [pid 5275] munmap(0x7fb64aa3d000, 2097152 [pid 5273] <... munmap resumed>) = 0 [pid 5272] <... futex resumed>) = 1 [pid 5271] <... munmap resumed>) = 0 [pid 5270] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5269] <... futex resumed>) = 0 [pid 5267] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5275] <... munmap resumed>) = 0 [pid 5272] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5271] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5269] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] <... futex resumed>) = 0 [pid 5273] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5269] <... futex resumed>) = 0 [pid 5267] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5273] <... openat resumed>) = 4 [pid 5269] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5273] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5271] <... openat resumed>) = 4 [pid 5275] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5273] ioctl(4, LOOP_CLR_FD [pid 5271] ioctl(4, LOOP_SET_FD, 3 [pid 5273] <... ioctl resumed>) = 0 [pid 5271] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5271] ioctl(4, LOOP_CLR_FD) = 0 [pid 5275] <... openat resumed>) = 4 [pid 5273] ioctl(4, LOOP_SET_FD, 3 [pid 5275] ioctl(4, LOOP_SET_FD, 3 [pid 5273] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5273] close(4 [pid 5275] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5273] <... close resumed>) = 0 [pid 5271] ioctl(4, LOOP_SET_FD, 3 [pid 5273] close(3 [pid 5275] ioctl(4, LOOP_CLR_FD [pid 5271] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5275] <... ioctl resumed>) = 0 [pid 5274] <... write resumed>) = 2097152 [pid 5271] close(4 [pid 5274] munmap(0x7fb64aa3d000, 2097152 [pid 5271] <... close resumed>) = 0 [pid 5275] ioctl(4, LOOP_SET_FD, 3 [pid 5274] <... munmap resumed>) = 0 [pid 5271] close(3 [pid 5275] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5274] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5275] close(4 [pid 5274] <... openat resumed>) = 4 [pid 5271] <... close resumed>) = 0 [pid 5275] <... close resumed>) = 0 [pid 5274] ioctl(4, LOOP_SET_FD, 3 [pid 5267] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5275] close(3 [pid 5274] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5269] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5267] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5273] <... close resumed>) = 0 [pid 5269] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] <... futex resumed>) = 0 [pid 5269] <... futex resumed>) = 0 [pid 5267] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5267] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5274] ioctl(4, LOOP_CLR_FD [pid 5273] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5269] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5267] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5274] <... ioctl resumed>) = 0 [pid 5273] <... futex resumed>) = 1 [pid 5269] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5268] <... futex resumed>) = 0 [pid 5267] <... mprotect resumed>) = 0 [pid 5273] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5269] <... mprotect resumed>) = 0 [pid 5268] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5273] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5271] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5269] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5268] <... futex resumed>) = 0 [pid 5267] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5275] <... close resumed>) = 0 [pid 5274] ioctl(4, LOOP_SET_FD, 3 [pid 5273] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5271] <... futex resumed>) = 1 [pid 5269] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5268] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5267] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5266] <... futex resumed>) = 0 [pid 5275] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5274] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5271] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5266] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5275] <... futex resumed>) = 1 [pid 5274] close(4 [pid 5271] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5267] <... clone3 resumed> => {parent_tid=[5276]}, 88) = 5276 [pid 5266] <... futex resumed>) = 0 [pid 5264] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5276 attached [pid 5275] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5274] <... close resumed>) = 0 [pid 5271] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5269] <... clone3 resumed> => {parent_tid=[5277]}, 88) = 5277 [pid 5267] rt_sigprocmask(SIG_SETMASK, [], [pid 5266] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5277 attached [pid 5276] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5274] close(3 [pid 5269] rt_sigprocmask(SIG_SETMASK, [], [pid 5267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5264] <... futex resumed>) = 0 [pid 5277] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5276] <... rseq resumed>) = 0 [pid 5275] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5267] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5277] <... rseq resumed>) = 0 [pid 5269] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] <... futex resumed>) = 0 [pid 5277] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5269] <... futex resumed>) = 0 [pid 5267] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5277] <... set_robust_list resumed>) = 0 [pid 5269] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5277] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5277] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5276] set_robust_list(0x7fb64ac3c9a0, 24) = 0 [pid 5276] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5276] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5274] <... close resumed>) = 0 [pid 5274] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5265] <... futex resumed>) = 0 [pid 5274] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5265] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5265] <... futex resumed>) = 0 [pid 5274] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5265] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5268] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5268] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5268] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5268] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5266] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5268] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5266] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5266] <... futex resumed>) = 0 [pid 5268] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5264] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5269] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5267] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5266] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5264] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5269] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] <... clone3 resumed> => {parent_tid=[5278]}, 88) = 5278 [pid 5267] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5266] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5264] <... futex resumed>) = 0 [pid 5269] <... futex resumed>) = 0 [pid 5268] rt_sigprocmask(SIG_SETMASK, [], [pid 5267] <... futex resumed>) = 0 [pid 5266] <... mprotect resumed>) = 0 [pid 5264] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5278 attached [pid 5269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5267] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5266] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5264] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5269] <... mmap resumed>) = 0x7fb64abfb000 [pid 5267] <... mmap resumed>) = 0x7fb64abfb000 [pid 5266] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5264] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5269] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5267] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5264] <... mprotect resumed>) = 0 [pid 5278] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5269] <... mprotect resumed>) = 0 [pid 5268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5267] <... mprotect resumed>) = 0 [pid 5265] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5264] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5278] <... rseq resumed>) = 0 [pid 5269] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5268] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5266] <... clone3 resumed> => {parent_tid=[5279]}, 88) = 5279 [pid 5265] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5278] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5269] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5268] <... futex resumed>) = 0 [pid 5267] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5266] rt_sigprocmask(SIG_SETMASK, [], [pid 5265] <... futex resumed>) = 0 [pid 5264] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0}./strace-static-x86_64: Process 5279 attached [pid 5278] <... set_robust_list resumed>) = 0 [pid 5269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5268] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5267] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5279] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5278] rt_sigprocmask(SIG_SETMASK, [], [pid 5266] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5265] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5264] <... clone3 resumed> => {parent_tid=[5280]}, 88) = 5280 [pid 5279] <... rseq resumed>) = 0 [pid 5278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5269] <... clone3 resumed> => {parent_tid=[5281]}, 88) = 5281 [pid 5267] <... clone3 resumed> => {parent_tid=[5282]}, 88) = 5282 [pid 5266] <... futex resumed>) = 0 [pid 5265] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5264] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5282 attached ./strace-static-x86_64: Process 5281 attached ./strace-static-x86_64: Process 5280 attached [pid 5279] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5278] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5269] rt_sigprocmask(SIG_SETMASK, [], [pid 5267] rt_sigprocmask(SIG_SETMASK, [], [pid 5266] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5265] <... mprotect resumed>) = 0 [pid 5264] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5282] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5281] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5280] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5279] <... set_robust_list resumed>) = 0 [pid 5269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5265] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5264] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5282] <... rseq resumed>) = 0 [pid 5281] <... rseq resumed>) = 0 [pid 5280] <... rseq resumed>) = 0 [pid 5279] rt_sigprocmask(SIG_SETMASK, [], [pid 5269] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5265] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5264] <... futex resumed>) = 0 [pid 5282] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5281] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5280] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5269] <... futex resumed>) = 0 [pid 5267] <... futex resumed>) = 0 [pid 5265] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5264] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5282] <... set_robust_list resumed>) = 0 [pid 5281] <... set_robust_list resumed>) = 0 [pid 5280] <... set_robust_list resumed>) = 0 [pid 5279] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5269] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5267] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5282] rt_sigprocmask(SIG_SETMASK, [], [pid 5281] rt_sigprocmask(SIG_SETMASK, [], [pid 5280] rt_sigprocmask(SIG_SETMASK, [], [pid 5265] <... clone3 resumed> => {parent_tid=[5283]}, 88) = 5283 ./strace-static-x86_64: Process 5283 attached [pid 5282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5265] rt_sigprocmask(SIG_SETMASK, [], [pid 5283] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5282] ftruncate(-1, 33587195 [pid 5281] ftruncate(-1, 33587195 [pid 5280] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5283] <... rseq resumed>) = 0 [pid 5282] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5281] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5283] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5282] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5281] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5265] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5283] <... set_robust_list resumed>) = 0 [pid 5282] <... futex resumed>) = 1 [pid 5281] <... futex resumed>) = 1 [pid 5269] <... futex resumed>) = 0 [pid 5267] <... futex resumed>) = 0 [pid 5265] <... futex resumed>) = 0 [pid 5283] rt_sigprocmask(SIG_SETMASK, [], [pid 5282] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5281] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5269] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5265] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5283] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5269] <... futex resumed>) = 0 [pid 5267] <... futex resumed>) = 0 [pid 5283] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5282] sendfile(-1, -1, NULL, 281474978811909 [pid 5281] sendfile(-1, -1, NULL, 281474978811909 [pid 5269] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5267] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5282] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5281] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5268] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5282] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5281] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5282] <... futex resumed>) = 1 [pid 5281] <... futex resumed>) = 1 [pid 5269] <... futex resumed>) = 0 [pid 5268] <... futex resumed>) = 0 [pid 5267] <... futex resumed>) = 0 [pid 5282] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5281] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5269] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5267] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5269] <... futex resumed>) = 0 [pid 5268] <... mmap resumed>) = 0x7fb64abfb000 [pid 5267] <... futex resumed>) = 0 [pid 5282] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5281] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5269] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5268] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5267] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5282] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5281] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5268] <... mprotect resumed>) = 0 [pid 5266] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5282] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5281] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5266] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5282] <... futex resumed>) = 1 [pid 5281] <... futex resumed>) = 1 [pid 5269] <... futex resumed>) = 0 [pid 5268] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5267] <... futex resumed>) = 0 [pid 5266] <... futex resumed>) = 0 [pid 5282] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5281] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5269] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5267] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5269] <... futex resumed>) = 0 [pid 5267] <... futex resumed>) = 0 [pid 5266] <... mmap resumed>) = 0x7fb64abfb000 [pid 5282] lseek(-1, 257, SEEK_SET [pid 5281] lseek(-1, 257, SEEK_SET [pid 5269] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5268] <... clone3 resumed> => {parent_tid=[5284]}, 88) = 5284 [pid 5267] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5266] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5264] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5284 attached [pid 5282] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5281] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5268] rt_sigprocmask(SIG_SETMASK, [], [pid 5266] <... mprotect resumed>) = 0 [pid 5264] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5284] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5282] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5281] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5266] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5264] <... futex resumed>) = 0 [pid 5284] <... rseq resumed>) = 0 [pid 5282] <... futex resumed>) = 1 [pid 5281] <... futex resumed>) = 1 [pid 5269] <... futex resumed>) = 0 [pid 5268] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] <... futex resumed>) = 0 [pid 5266] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5264] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5284] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5282] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5281] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5269] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] <... futex resumed>) = 0 [pid 5267] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5264] <... mmap resumed>) = 0x7fb64abfb000 [pid 5284] <... set_robust_list resumed>) = 0 [pid 5282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5269] <... futex resumed>) = 0 [pid 5268] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5267] <... futex resumed>) = 0 [pid 5264] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5284] rt_sigprocmask(SIG_SETMASK, [], [pid 5282] getdents64(-1, [pid 5281] getdents64(-1, [pid 5269] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5267] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5266] <... clone3 resumed> => {parent_tid=[5285]}, 88) = 5285 [pid 5264] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5285 attached [pid 5284] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5282] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5281] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5266] rt_sigprocmask(SIG_SETMASK, [], [pid 5264] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5285] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5284] ftruncate(-1, 33587195 [pid 5282] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5281] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5264] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5285] <... rseq resumed>) = 0 [pid 5284] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5282] <... futex resumed>) = 1 [pid 5281] <... futex resumed>) = 1 [pid 5269] <... futex resumed>) = 0 [pid 5267] <... futex resumed>) = 0 [pid 5266] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5285] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5284] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5282] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5281] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5269] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5266] <... futex resumed>) = 0 [pid 5285] <... set_robust_list resumed>) = 0 [pid 5284] <... futex resumed>) = 1 [pid 5282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5269] <... futex resumed>) = 0 [pid 5268] <... futex resumed>) = 0 [pid 5267] <... futex resumed>) = 0 [pid 5266] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] <... clone3 resumed> => {parent_tid=[5286]}, 88) = 5286 [pid 5285] rt_sigprocmask(SIG_SETMASK, [], [pid 5284] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5282] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5281] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5269] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5268] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5286 attached [pid 5285] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5282] <... openat resumed>) = 5 [pid 5264] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5286] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5285] ftruncate(-1, 33587195 [pid 5284] sendfile(-1, -1, NULL, 281474978811909 [pid 5282] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5281] <... openat resumed>) = 5 [pid 5268] <... futex resumed>) = 0 [pid 5265] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5264] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5286] <... rseq resumed>) = 0 [pid 5285] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5284] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5282] <... futex resumed>) = 1 [pid 5281] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5267] <... futex resumed>) = 0 [pid 5265] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] <... futex resumed>) = 0 [pid 5286] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5285] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5284] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5282] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5281] <... futex resumed>) = 1 [pid 5269] <... futex resumed>) = 0 [pid 5268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5265] <... futex resumed>) = 0 [pid 5264] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5286] <... set_robust_list resumed>) = 0 [pid 5285] <... futex resumed>) = 1 [pid 5284] <... futex resumed>) = 0 [pid 5281] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5268] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5266] <... futex resumed>) = 0 [pid 5265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5286] rt_sigprocmask(SIG_SETMASK, [], [pid 5285] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5284] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5268] <... futex resumed>) = 0 [pid 5266] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5286] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5284] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5268] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5266] <... futex resumed>) = 0 [pid 5265] <... mmap resumed>) = 0x7fb64abfb000 [pid 5286] ftruncate(-1, 33587195 [pid 5285] sendfile(-1, -1, NULL, 281474978811909 [pid 5284] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5266] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5265] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5286] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5285] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5284] <... futex resumed>) = 0 [pid 5268] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5265] <... mprotect resumed>) = 0 [pid 5286] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5285] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5284] lseek(-1, 257, SEEK_SET [pid 5268] <... futex resumed>) = 0 [pid 5265] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5286] <... futex resumed>) = 1 [pid 5285] <... futex resumed>) = 1 [pid 5284] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5268] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5266] <... futex resumed>) = 0 [pid 5264] <... futex resumed>) = 0 [pid 5286] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5285] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5284] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5266] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5265] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5264] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5284] <... futex resumed>) = 0 [pid 5268] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5266] <... futex resumed>) = 0 [pid 5265] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5264] <... futex resumed>) = 0 [pid 5286] sendfile(-1, -1, NULL, 281474978811909 [pid 5285] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5284] getdents64(-1, [pid 5268] <... futex resumed>) = 0 [pid 5266] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5286] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5285] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5284] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5268] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5265] <... clone3 resumed> => {parent_tid=[5287]}, 88) = 5287 [pid 5286] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5285] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5284] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5265] rt_sigprocmask(SIG_SETMASK, [], [pid 5286] <... futex resumed>) = 1 [pid 5285] <... futex resumed>) = 1 [pid 5284] <... futex resumed>) = 0 [pid 5268] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5266] <... futex resumed>) = 0 [pid 5265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5264] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5287 attached [pid 5286] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5285] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5284] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5268] <... futex resumed>) = 0 [pid 5266] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5265] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5287] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5284] <... openat resumed>) = 5 [pid 5268] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5266] <... futex resumed>) = 0 [pid 5265] <... futex resumed>) = 0 [pid 5264] <... futex resumed>) = 0 [pid 5287] <... rseq resumed>) = 0 [pid 5286] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5285] lseek(-1, 257, SEEK_SET [pid 5284] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5266] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5265] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5287] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5286] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5285] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5284] <... futex resumed>) = 0 [pid 5287] <... set_robust_list resumed>) = 0 [pid 5286] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5285] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5284] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5287] rt_sigprocmask(SIG_SETMASK, [], [pid 5286] <... futex resumed>) = 1 [pid 5285] <... futex resumed>) = 1 [pid 5266] <... futex resumed>) = 0 [pid 5264] <... futex resumed>) = 0 [pid 5287] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5286] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5285] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5266] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5287] ftruncate(-1, 33587195 [pid 5286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5266] <... futex resumed>) = 0 [pid 5264] <... futex resumed>) = 0 [pid 5287] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5286] lseek(-1, 257, SEEK_SET [pid 5285] getdents64(-1, [pid 5266] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5287] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5286] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5285] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5287] <... futex resumed>) = 1 [pid 5286] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5285] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5265] <... futex resumed>) = 0 [pid 5287] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5286] <... futex resumed>) = 1 [pid 5285] <... futex resumed>) = 1 [pid 5266] <... futex resumed>) = 0 [pid 5265] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] <... futex resumed>) = 0 [pid 5287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5286] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5285] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5266] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5265] <... futex resumed>) = 0 [pid 5264] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5287] sendfile(-1, -1, NULL, 281474978811909 [pid 5286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5285] <... openat resumed>) = 5 [pid 5266] <... futex resumed>) = 0 [pid 5265] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] <... futex resumed>) = 0 [pid 5287] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5286] getdents64(-1, [pid 5285] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5266] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5287] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5286] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5285] <... futex resumed>) = 0 [pid 5266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5287] <... futex resumed>) = 1 [pid 5286] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5285] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5265] <... futex resumed>) = 0 [pid 5287] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5286] <... futex resumed>) = 1 [pid 5265] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] <... futex resumed>) = 0 [pid 5287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5286] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5265] <... futex resumed>) = 0 [pid 5264] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5287] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5265] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] <... futex resumed>) = 0 [pid 5287] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5286] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5264] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5287] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5286] <... openat resumed>) = 5 [pid 5287] <... futex resumed>) = 1 [pid 5286] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5265] <... futex resumed>) = 0 [pid 5287] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5286] <... futex resumed>) = 1 [pid 5265] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] <... futex resumed>) = 0 [pid 5287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5286] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5265] <... futex resumed>) = 0 [pid 5287] lseek(-1, 257, SEEK_SET [pid 5265] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5287] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5287] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5265] <... futex resumed>) = 0 [pid 5287] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5265] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5265] <... futex resumed>) = 0 [pid 5287] getdents64(-1, [pid 5265] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5287] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5287] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5265] <... futex resumed>) = 0 [pid 5287] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5265] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5265] <... futex resumed>) = 0 [pid 5287] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5265] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5287] <... openat resumed>) = 5 [pid 5287] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5265] <... futex resumed>) = 0 [pid 5287] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5277] <... open resumed>) = 4 [pid 5276] <... open resumed>) = 4 [pid 5275] <... open resumed>) = 3 [pid 5273] <... open resumed>) = 3 [pid 5274] <... open resumed>) = 3 [pid 5272] <... open resumed>) = 3 [pid 5271] <... open resumed>) = 3 [pid 5283] <... open resumed>) = 4 [pid 5280] <... open resumed>) = 4 [pid 5279] <... open resumed>) = 4 [pid 5278] <... open resumed>) = 4 [pid 5270] <... open resumed>) = 3 [pid 5280] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5279] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5277] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5276] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5275] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5273] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5274] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5283] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5280] <... futex resumed>) = 0 [pid 5279] <... futex resumed>) = 0 [pid 5278] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5277] <... futex resumed>) = 0 [pid 5276] <... futex resumed>) = 0 [pid 5275] <... futex resumed>) = 0 [pid 5274] <... futex resumed>) = 0 [pid 5273] <... futex resumed>) = 0 [pid 5272] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5271] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5270] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] exit_group(0 [pid 5264] exit_group(0 [pid 5286] <... futex resumed>) = ? [pid 5284] <... futex resumed>) = ? [pid 5283] <... futex resumed>) = 0 [pid 5279] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5278] <... futex resumed>) = ? [pid 5277] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5276] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5274] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5272] <... futex resumed>) = 0 [pid 5271] <... futex resumed>) = 0 [pid 5268] <... exit_group resumed>) = ? [pid 5270] <... futex resumed>) = 0 [pid 5266] exit_group(0 [pid 5265] exit_group(0 [pid 5264] <... exit_group resumed>) = ? [pid 5287] <... futex resumed>) = ? [pid 5286] +++ exited with 0 +++ [pid 5284] +++ exited with 0 +++ [pid 5280] +++ exited with 0 +++ [pid 5279] <... futex resumed>) = ? [pid 5278] +++ exited with 0 +++ [pid 5275] +++ exited with 0 +++ [pid 5274] <... futex resumed>) = ? [pid 5273] +++ exited with 0 +++ [pid 5272] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5266] <... exit_group resumed>) = ? [pid 5265] <... exit_group resumed>) = ? [pid 5287] +++ exited with 0 +++ [pid 5285] <... futex resumed>) = ? [pid 5283] +++ exited with 0 +++ [pid 5279] +++ exited with 0 +++ [pid 5274] +++ exited with 0 +++ [pid 5271] +++ exited with 0 +++ [pid 5270] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5269] exit_group(0 [pid 5268] +++ exited with 0 +++ [pid 5267] exit_group(0 [pid 5265] +++ exited with 0 +++ [pid 5264] +++ exited with 0 +++ [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5265, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5268, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5264, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5025] restart_syscall(<... resuming interrupted clone ...> [pid 5285] +++ exited with 0 +++ [pid 5266] +++ exited with 0 +++ [pid 5025] <... restart_syscall resumed>) = 0 [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5282] <... futex resumed>) = ? [pid 5276] <... futex resumed>) = ? [pid 5267] <... exit_group resumed>) = ? [pid 5281] <... futex resumed>) = ? [pid 5277] <... futex resumed>) = ? [pid 5269] <... exit_group resumed>) = ? [pid 5272] <... futex resumed>) = ? [pid 5282] +++ exited with 0 +++ [pid 5281] +++ exited with 0 +++ [pid 5277] +++ exited with 0 +++ [pid 5276] +++ exited with 0 +++ [pid 5272] +++ exited with 0 +++ [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5266, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5019] <... openat resumed>) = 3 [pid 5019] ioctl(3, LOOP_CLR_FD [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5019] <... ioctl resumed>) = 0 [pid 5269] +++ exited with 0 +++ [pid 5025] <... openat resumed>) = 3 [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5019] close(3 [pid 5270] <... futex resumed>) = ? [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5022] <... openat resumed>) = 3 [pid 5021] <... openat resumed>) = 3 [pid 5019] <... close resumed>) = 0 [pid 5270] +++ exited with 0 +++ [pid 5267] +++ exited with 0 +++ [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5269, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5267, si_uid=0, si_status=0, si_utime=0, si_stime=33 /* 0.33 s */} --- [pid 5025] <... ioctl resumed>) = 0 [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5020] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5025] close(3 [pid 5022] <... ioctl resumed>) = 0 [pid 5021] <... ioctl resumed>) = 0 [pid 5025] <... close resumed>) = 0 [pid 5022] close(3 [pid 5021] close(3 [pid 5019] <... clone resumed>, child_tidptr=0x555555609690) = 5288 [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5022] <... close resumed>) = 0 [pid 5021] <... close resumed>) = 0 [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5027] <... openat resumed>) = 3 [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] <... openat resumed>) = 3 [pid 5020] ioctl(3, LOOP_CLR_FD) = 0 [pid 5020] close(3 [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5289 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] <... close resumed>) = 0 [pid 5027] <... ioctl resumed>) = 0 [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5027] close(3 [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5290 [pid 5027] <... close resumed>) = 0 [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5291 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5292 [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5290 attached [pid 5290] set_robust_list(0x5555556096a0, 24./strace-static-x86_64: Process 5289 attached ./strace-static-x86_64: Process 5291 attached ./strace-static-x86_64: Process 5288 attached [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5293 [pid 5290] <... set_robust_list resumed>) = 0 [pid 5289] set_robust_list(0x5555556096a0, 24./strace-static-x86_64: Process 5293 attached [pid 5291] set_robust_list(0x5555556096a0, 24 [pid 5290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5289] <... set_robust_list resumed>) = 0 [pid 5288] set_robust_list(0x5555556096a0, 24./strace-static-x86_64: Process 5292 attached [pid 5293] set_robust_list(0x5555556096a0, 24 [pid 5291] <... set_robust_list resumed>) = 0 [pid 5290] <... prctl resumed>) = 0 [pid 5289] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5288] <... set_robust_list resumed>) = 0 [pid 5293] <... set_robust_list resumed>) = 0 [pid 5292] set_robust_list(0x5555556096a0, 24 [pid 5291] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5290] setpgid(0, 0 [pid 5289] <... prctl resumed>) = 0 [pid 5288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5292] <... set_robust_list resumed>) = 0 [pid 5291] <... prctl resumed>) = 0 [pid 5290] <... setpgid resumed>) = 0 [pid 5293] <... prctl resumed>) = 0 [pid 5292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5291] setpgid(0, 0 [pid 5290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5289] setpgid(0, 0 [pid 5288] <... prctl resumed>) = 0 [pid 5293] setpgid(0, 0 [pid 5292] <... prctl resumed>) = 0 [pid 5291] <... setpgid resumed>) = 0 [pid 5290] <... openat resumed>) = 3 [pid 5289] <... setpgid resumed>) = 0 [pid 5288] setpgid(0, 0 [pid 5293] <... setpgid resumed>) = 0 [pid 5292] setpgid(0, 0 [pid 5291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5290] write(3, "1000", 4 [pid 5289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5288] <... setpgid resumed>) = 0 [pid 5293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5292] <... setpgid resumed>) = 0 [pid 5291] <... openat resumed>) = 3 [pid 5290] <... write resumed>) = 4 [pid 5289] <... openat resumed>) = 3 [pid 5288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5293] <... openat resumed>) = 3 [pid 5292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5291] write(3, "1000", 4 [pid 5290] close(3 [pid 5289] write(3, "1000", 4 [pid 5288] <... openat resumed>) = 3 [pid 5293] write(3, "1000", 4 [pid 5292] <... openat resumed>) = 3 [pid 5291] <... write resumed>) = 4 [pid 5290] <... close resumed>) = 0 [pid 5289] <... write resumed>) = 4 [pid 5288] write(3, "1000", 4 [pid 5293] <... write resumed>) = 4 [pid 5292] write(3, "1000", 4 [pid 5291] close(3 [pid 5290] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5289] close(3 [pid 5288] <... write resumed>) = 4 [pid 5293] close(3 [pid 5292] <... write resumed>) = 4 [pid 5291] <... close resumed>) = 0 [pid 5290] <... futex resumed>) = 0 [pid 5289] <... close resumed>) = 0 [pid 5288] close(3 [pid 5293] <... close resumed>) = 0 [pid 5292] close(3 [pid 5291] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5289] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5288] <... close resumed>) = 0 [pid 5293] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5292] <... close resumed>) = 0 [pid 5291] <... futex resumed>) = 0 [pid 5290] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5288] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5293] <... futex resumed>) = 0 [pid 5292] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5291] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5290] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5289] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5288] <... futex resumed>) = 0 [pid 5293] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5292] <... futex resumed>) = 0 [pid 5291] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5289] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5288] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5293] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5292] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5291] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5289] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5288] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5293] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5292] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5290] <... mmap resumed>) = 0x7fb652e3d000 [pid 5289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5288] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5292] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5291] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5290] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5288] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5291] <... mmap resumed>) = 0x7fb652e3d000 [pid 5290] <... mprotect resumed>) = 0 [pid 5289] <... mmap resumed>) = 0x7fb652e3d000 [pid 5288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5293] <... mmap resumed>) = 0x7fb652e3d000 [pid 5292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5291] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5290] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5289] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5288] <... mmap resumed>) = 0x7fb652e3d000 [pid 5293] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5292] <... mmap resumed>) = 0x7fb652e3d000 [pid 5291] <... mprotect resumed>) = 0 [pid 5290] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5292] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5289] <... mprotect resumed>) = 0 [pid 5288] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5293] <... mprotect resumed>) = 0 [pid 5292] <... mprotect resumed>) = 0 [pid 5291] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5292] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5290] <... clone3 resumed> => {parent_tid=[5294]}, 88) = 5294 [pid 5289] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5288] <... mprotect resumed>) = 0 [pid 5293] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5292] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5291] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5290] rt_sigprocmask(SIG_SETMASK, [], [pid 5292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5289] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5288] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5293] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5291] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5290] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5289] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5288] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5292] <... clone3 resumed> => {parent_tid=[5295]}, 88) = 5295 [pid 5290] <... futex resumed>) = 0 [pid 5288] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5292] rt_sigprocmask(SIG_SETMASK, [], [pid 5291] <... clone3 resumed> => {parent_tid=[5296]}, 88) = 5296 [pid 5290] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5289] <... clone3 resumed> => {parent_tid=[5297]}, 88) = 5297 ./strace-static-x86_64: Process 5294 attached [pid 5293] <... clone3 resumed> => {parent_tid=[5298]}, 88) = 5298 [pid 5292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5291] rt_sigprocmask(SIG_SETMASK, [], [pid 5289] rt_sigprocmask(SIG_SETMASK, [], [pid 5294] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5293] rt_sigprocmask(SIG_SETMASK, [], [pid 5292] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5288] <... clone3 resumed> => {parent_tid=[5299]}, 88) = 5299 ./strace-static-x86_64: Process 5298 attached ./strace-static-x86_64: Process 5296 attached [pid 5294] <... rseq resumed>) = 0 [pid 5293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5292] <... futex resumed>) = 0 [pid 5291] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5289] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5288] rt_sigprocmask(SIG_SETMASK, [], [pid 5298] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5296] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5294] set_robust_list(0x7fb652e5d9a0, 24 [pid 5293] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5292] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5291] <... futex resumed>) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5288] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5298] <... rseq resumed>) = 0 [pid 5296] <... rseq resumed>) = 0 [pid 5294] <... set_robust_list resumed>) = 0 [pid 5293] <... futex resumed>) = 0 [pid 5291] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5289] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5288] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5299 attached [pid 5298] set_robust_list(0x7fb652e5d9a0, 24 [pid 5296] set_robust_list(0x7fb652e5d9a0, 24 [pid 5294] rt_sigprocmask(SIG_SETMASK, [], [pid 5293] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5288] <... futex resumed>) = 0 [pid 5299] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5298] <... set_robust_list resumed>) = 0 [pid 5296] <... set_robust_list resumed>) = 0 [pid 5294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5288] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5297 attached [pid 5299] <... rseq resumed>) = 0 [pid 5298] rt_sigprocmask(SIG_SETMASK, [], [pid 5296] rt_sigprocmask(SIG_SETMASK, [], [pid 5294] memfd_create("syzkaller", 0 [pid 5299] set_robust_list(0x7fb652e5d9a0, 24 [pid 5298] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5296] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5297] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5294] <... memfd_create resumed>) = 3 ./strace-static-x86_64: Process 5295 attached [pid 5299] <... set_robust_list resumed>) = 0 [pid 5298] memfd_create("syzkaller", 0 [pid 5297] <... rseq resumed>) = 0 [pid 5296] memfd_create("syzkaller", 0 [pid 5294] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5299] rt_sigprocmask(SIG_SETMASK, [], [pid 5298] <... memfd_create resumed>) = 3 [pid 5297] set_robust_list(0x7fb652e5d9a0, 24 [pid 5296] <... memfd_create resumed>) = 3 [pid 5295] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5294] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5298] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5297] <... set_robust_list resumed>) = 0 [pid 5296] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5295] <... rseq resumed>) = 0 [pid 5299] memfd_create("syzkaller", 0 [pid 5298] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5296] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5299] <... memfd_create resumed>) = 3 [pid 5298] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5297] rt_sigprocmask(SIG_SETMASK, [], [pid 5296] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5295] set_robust_list(0x7fb652e5d9a0, 24 [pid 5299] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5297] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5295] <... set_robust_list resumed>) = 0 [pid 5299] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5297] memfd_create("syzkaller", 0 [pid 5295] rt_sigprocmask(SIG_SETMASK, [], [pid 5297] <... memfd_create resumed>) = 3 [pid 5295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5297] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5295] memfd_create("syzkaller", 0 [pid 5297] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5295] <... memfd_create resumed>) = 3 [pid 5295] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb64aa3d000 [pid 5294] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5297] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5295] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5299] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5296] <... write resumed>) = 2097152 [pid 5296] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5296] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5296] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5296] ioctl(4, LOOP_CLR_FD [pid 5298] <... write resumed>) = 2097152 [pid 5296] <... ioctl resumed>) = 0 [pid 5296] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5296] close(4) = 0 [pid 5296] close(3 [pid 5298] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5298] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 4 [pid 5298] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5298] ioctl(4, LOOP_CLR_FD) = 0 [pid 5295] <... write resumed>) = 2097152 [pid 5298] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5298] close(4 [pid 5297] <... write resumed>) = 2097152 [pid 5296] <... close resumed>) = 0 [pid 5294] <... write resumed>) = 2097152 [pid 5298] <... close resumed>) = 0 [pid 5298] close(3 [pid 5296] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5296] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5297] munmap(0x7fb64aa3d000, 2097152 [pid 5291] <... futex resumed>) = 0 [pid 5291] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5296] <... futex resumed>) = 0 [pid 5291] <... futex resumed>) = 1 [pid 5291] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5296] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5299] <... write resumed>) = 2097152 [pid 5298] <... close resumed>) = 0 [pid 5297] <... munmap resumed>) = 0 [pid 5295] munmap(0x7fb64aa3d000, 2097152 [pid 5294] munmap(0x7fb64aa3d000, 2097152 [pid 5299] munmap(0x7fb64aa3d000, 2097152 [pid 5298] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5295] <... munmap resumed>) = 0 [pid 5294] <... munmap resumed>) = 0 [pid 5298] <... futex resumed>) = 1 [pid 5293] <... futex resumed>) = 0 [pid 5299] <... munmap resumed>) = 0 [pid 5293] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5298] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5297] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5293] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5297] <... openat resumed>) = 4 [pid 5297] ioctl(4, LOOP_SET_FD, 3 [pid 5299] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5294] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5295] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5297] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5294] <... openat resumed>) = 4 [pid 5297] ioctl(4, LOOP_CLR_FD [pid 5299] <... openat resumed>) = 4 [pid 5297] <... ioctl resumed>) = 0 [pid 5295] <... openat resumed>) = 4 [pid 5299] ioctl(4, LOOP_SET_FD, 3 [pid 5295] ioctl(4, LOOP_SET_FD, 3 [pid 5294] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5299] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5295] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5295] ioctl(4, LOOP_CLR_FD [pid 5294] ioctl(4, LOOP_CLR_FD [pid 5299] ioctl(4, LOOP_CLR_FD [pid 5294] <... ioctl resumed>) = 0 [pid 5295] <... ioctl resumed>) = 0 [pid 5299] <... ioctl resumed>) = 0 [pid 5297] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5297] close(4) = 0 [pid 5297] close(3 [pid 5299] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5295] ioctl(4, LOOP_SET_FD, 3 [pid 5294] ioctl(4, LOOP_SET_FD, 3 [pid 5299] close(4 [pid 5295] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5294] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5291] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5299] <... close resumed>) = 0 [pid 5295] close(4 [pid 5294] close(4 [pid 5291] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5299] close(3 [pid 5295] <... close resumed>) = 0 [pid 5294] <... close resumed>) = 0 [pid 5291] <... futex resumed>) = 0 [pid 5297] <... close resumed>) = 0 [pid 5295] close(3 [pid 5294] close(3 [pid 5291] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5291] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5291] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5291] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5293] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5291] <... clone3 resumed> => {parent_tid=[5300]}, 88) = 5300 [pid 5291] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5291] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5291] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5294] <... close resumed>) = 0 [pid 5293] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5300 attached [pid 5297] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5293] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5300] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5299] <... close resumed>) = 0 [pid 5297] <... futex resumed>) = 1 [pid 5293] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5289] <... futex resumed>) = 0 [pid 5300] <... rseq resumed>) = 0 [pid 5299] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5297] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5295] <... close resumed>) = 0 [pid 5294] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5293] <... mprotect resumed>) = 0 [pid 5289] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5300] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5299] <... futex resumed>) = 1 [pid 5297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5295] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5294] <... futex resumed>) = 1 [pid 5293] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5290] <... futex resumed>) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5300] <... set_robust_list resumed>) = 0 [pid 5299] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5297] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5295] <... futex resumed>) = 1 [pid 5294] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5293] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5292] <... futex resumed>) = 0 [pid 5290] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5289] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5288] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5300] rt_sigprocmask(SIG_SETMASK, [], [pid 5299] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5295] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5292] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5299] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5294] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5292] <... futex resumed>) = 0 [pid 5290] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5288] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5300] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5295] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5293] <... clone3 resumed> => {parent_tid=[5301]}, 88) = 5301 [pid 5292] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5293] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5293] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5301 attached ) = 0 [pid 5301] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5293] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5291] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5301] <... rseq resumed>) = 0 [pid 5291] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5301] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5291] <... futex resumed>) = 0 [pid 5301] <... set_robust_list resumed>) = 0 [pid 5291] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5301] rt_sigprocmask(SIG_SETMASK, [], [pid 5291] <... mmap resumed>) = 0x7fb64abfb000 [pid 5301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5291] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5301] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5291] <... mprotect resumed>) = 0 [pid 5291] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5291] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} => {parent_tid=[5302]}, 88) = 5302 [pid 5291] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 5302 attached [pid 5291] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5302] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5291] <... futex resumed>) = 0 [pid 5302] <... rseq resumed>) = 0 [pid 5291] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5302] set_robust_list(0x7fb64ac1b9a0, 24) = 0 [pid 5289] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5302] rt_sigprocmask(SIG_SETMASK, [], [pid 5289] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5302] ftruncate(-1, 33587195 [pid 5289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5302] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5289] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5290] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5302] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5289] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5288] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5302] <... futex resumed>) = 1 [pid 5292] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5291] <... futex resumed>) = 0 [pid 5290] <... futex resumed>) = 0 [pid 5289] <... mprotect resumed>) = 0 [pid 5288] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5302] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5292] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5291] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5289] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5288] <... futex resumed>) = 0 [pid 5302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5293] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5292] <... futex resumed>) = 0 [pid 5291] <... futex resumed>) = 0 [pid 5290] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5289] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5302] sendfile(-1, -1, NULL, 281474978811909 [pid 5293] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5291] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5290] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5289] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5288] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5302] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5293] <... futex resumed>) = 0 [pid 5292] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5290] <... mprotect resumed>) = 0 [pid 5288] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5303 attached [pid 5302] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5292] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5290] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5289] <... clone3 resumed> => {parent_tid=[5303]}, 88) = 5303 [pid 5288] <... mprotect resumed>) = 0 [pid 5303] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5302] <... futex resumed>) = 1 [pid 5293] <... mmap resumed>) = 0x7fb64abfb000 [pid 5292] <... mprotect resumed>) = 0 [pid 5291] <... futex resumed>) = 0 [pid 5290] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5289] rt_sigprocmask(SIG_SETMASK, [], [pid 5288] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5303] <... rseq resumed>) = 0 [pid 5302] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5293] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5292] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5291] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5288] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5303] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5293] <... mprotect resumed>) = 0 [pid 5292] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5291] <... futex resumed>) = 0 [pid 5289] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5288] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5303] <... set_robust_list resumed>) = 0 [pid 5302] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5293] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5291] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5290] <... clone3 resumed> => {parent_tid=[5304]}, 88) = 5304 [pid 5289] <... futex resumed>) = 0 [pid 5303] rt_sigprocmask(SIG_SETMASK, [], [pid 5302] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5293] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5290] rt_sigprocmask(SIG_SETMASK, [], [pid 5289] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5288] <... clone3 resumed> => {parent_tid=[5305]}, 88) = 5305 ./strace-static-x86_64: Process 5304 attached [pid 5303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5302] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5292] <... clone3 resumed> => {parent_tid=[5306]}, 88) = 5306 [pid 5290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5288] rt_sigprocmask(SIG_SETMASK, [], [pid 5304] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5303] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5302] <... futex resumed>) = 1 [pid 5292] rt_sigprocmask(SIG_SETMASK, [], [pid 5291] <... futex resumed>) = 0 [pid 5290] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5288] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5306 attached [pid 5304] <... rseq resumed>) = 0 [pid 5302] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5293] <... clone3 resumed> => {parent_tid=[5307]}, 88) = 5307 [pid 5292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5291] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] <... futex resumed>) = 0 [pid 5288] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5293] rt_sigprocmask(SIG_SETMASK, [], [pid 5292] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5291] <... futex resumed>) = 0 [pid 5290] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5288] <... futex resumed>) = 0 [pid 5306] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 5305 attached ) = 0 [pid 5304] <... set_robust_list resumed>) = 0 [pid 5302] lseek(-1, 257, SEEK_SET [pid 5293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5292] <... futex resumed>) = 0 [pid 5291] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5288] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5306] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5304] rt_sigprocmask(SIG_SETMASK, [], [pid 5302] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5293] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5292] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5307 attached [pid 5306] <... set_robust_list resumed>) = 0 [pid 5305] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5302] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5293] <... futex resumed>) = 0 [pid 5307] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5304] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5302] <... futex resumed>) = 1 [pid 5293] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5291] <... futex resumed>) = 0 [pid 5307] <... rseq resumed>) = 0 [pid 5306] rt_sigprocmask(SIG_SETMASK, [], [pid 5305] <... rseq resumed>) = 0 [pid 5302] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5291] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5305] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5291] <... futex resumed>) = 0 [pid 5307] <... set_robust_list resumed>) = 0 [pid 5306] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5305] <... set_robust_list resumed>) = 0 [pid 5302] getdents64(-1, [pid 5291] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5307] rt_sigprocmask(SIG_SETMASK, [], [pid 5305] rt_sigprocmask(SIG_SETMASK, [], [pid 5302] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5302] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] ftruncate(-1, 33587195 [pid 5305] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5302] <... futex resumed>) = 1 [pid 5291] <... futex resumed>) = 0 [pid 5307] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5302] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5291] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5291] <... futex resumed>) = 0 [pid 5307] <... futex resumed>) = 1 [pid 5302] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5293] <... futex resumed>) = 0 [pid 5291] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5307] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5302] <... openat resumed>) = 5 [pid 5293] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5302] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5293] <... futex resumed>) = 0 [pid 5307] sendfile(-1, -1, NULL, 281474978811909 [pid 5302] <... futex resumed>) = 1 [pid 5293] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5291] <... futex resumed>) = 0 [pid 5307] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5302] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5307] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5293] <... futex resumed>) = 0 [pid 5307] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5293] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5293] <... futex resumed>) = 0 [pid 5307] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5293] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5307] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5307] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5293] <... futex resumed>) = 0 [pid 5307] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5293] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5293] <... futex resumed>) = 0 [pid 5307] lseek(-1, 257, SEEK_SET [pid 5293] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5307] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5293] <... futex resumed>) = 0 [pid 5307] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5293] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5293] <... futex resumed>) = 0 [pid 5307] getdents64(-1, [pid 5293] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5307] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5307] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5293] <... futex resumed>) = 0 [pid 5307] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5293] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5293] <... futex resumed>) = 0 [pid 5307] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5293] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5307] <... openat resumed>) = 5 [pid 5307] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5293] <... futex resumed>) = 0 [pid 5307] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5289] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5289] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64abfb000 [pid 5290] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5289] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5290] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5292] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5290] <... futex resumed>) = 0 [pid 5289] <... mprotect resumed>) = 0 [pid 5288] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5292] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5289] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5288] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5292] <... futex resumed>) = 0 [pid 5290] <... mmap resumed>) = 0x7fb64abfb000 [pid 5289] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5290] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5289] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5292] <... mmap resumed>) = 0x7fb64abfb000 [pid 5290] <... mprotect resumed>) = 0 [pid 5288] <... mmap resumed>) = 0x7fb64abfb000 [pid 5292] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5290] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5289] <... clone3 resumed> => {parent_tid=[5308]}, 88) = 5308 [pid 5288] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5308 attached [pid 5292] <... mprotect resumed>) = 0 [pid 5290] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5289] rt_sigprocmask(SIG_SETMASK, [], [pid 5288] <... mprotect resumed>) = 0 [pid 5308] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5292] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5288] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5308] <... rseq resumed>) = 0 [pid 5292] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5289] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5288] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5308] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5290] <... clone3 resumed> => {parent_tid=[5309]}, 88) = 5309 [pid 5289] <... futex resumed>) = 0 [pid 5288] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0}./strace-static-x86_64: Process 5309 attached [pid 5308] <... set_robust_list resumed>) = 0 [pid 5290] rt_sigprocmask(SIG_SETMASK, [], [pid 5289] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5309] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5308] rt_sigprocmask(SIG_SETMASK, [], [pid 5292] <... clone3 resumed> => {parent_tid=[5310]}, 88) = 5310 [pid 5290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5288] <... clone3 resumed> => {parent_tid=[5311]}, 88) = 5311 ./strace-static-x86_64: Process 5311 attached ./strace-static-x86_64: Process 5310 attached [pid 5309] <... rseq resumed>) = 0 [pid 5308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5292] rt_sigprocmask(SIG_SETMASK, [], [pid 5290] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5288] rt_sigprocmask(SIG_SETMASK, [], [pid 5311] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5310] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5309] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5308] ftruncate(-1, 33587195 [pid 5292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5290] <... futex resumed>) = 0 [pid 5288] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5311] <... rseq resumed>) = 0 [pid 5310] <... rseq resumed>) = 0 [pid 5309] <... set_robust_list resumed>) = 0 [pid 5308] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5292] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5288] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5311] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5310] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5309] rt_sigprocmask(SIG_SETMASK, [], [pid 5308] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5292] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5311] <... set_robust_list resumed>) = 0 [pid 5310] <... set_robust_list resumed>) = 0 [pid 5309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5308] <... futex resumed>) = 1 [pid 5292] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5289] <... futex resumed>) = 0 [pid 5288] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5311] rt_sigprocmask(SIG_SETMASK, [], [pid 5310] rt_sigprocmask(SIG_SETMASK, [], [pid 5309] ftruncate(-1, 33587195 [pid 5308] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5289] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5309] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5289] <... futex resumed>) = 0 [pid 5311] ftruncate(-1, 33587195 [pid 5310] ftruncate(-1, 33587195 [pid 5309] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] sendfile(-1, -1, NULL, 281474978811909 [pid 5289] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5311] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5310] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5309] <... futex resumed>) = 1 [pid 5308] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5290] <... futex resumed>) = 0 [pid 5311] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5310] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5309] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5308] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5311] <... futex resumed>) = 1 [pid 5310] <... futex resumed>) = 1 [pid 5309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5308] <... futex resumed>) = 1 [pid 5292] <... futex resumed>) = 0 [pid 5290] <... futex resumed>) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5311] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5310] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5309] sendfile(-1, -1, NULL, 281474978811909 [pid 5308] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5292] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5289] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5288] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5309] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5292] <... futex resumed>) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5311] sendfile(-1, -1, NULL, 281474978811909 [pid 5310] sendfile(-1, -1, NULL, 281474978811909 [pid 5309] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5292] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5289] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5288] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5311] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5310] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5309] <... futex resumed>) = 1 [pid 5308] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5290] <... futex resumed>) = 0 [pid 5311] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5310] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5309] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5308] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5311] <... futex resumed>) = 1 [pid 5310] <... futex resumed>) = 1 [pid 5309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5308] <... futex resumed>) = 1 [pid 5292] <... futex resumed>) = 0 [pid 5290] <... futex resumed>) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5311] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5310] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5309] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5308] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5292] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5289] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5288] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5309] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5292] <... futex resumed>) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5311] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5310] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5309] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] lseek(-1, 257, SEEK_SET [pid 5292] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5289] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5288] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5311] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5310] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5309] <... futex resumed>) = 1 [pid 5308] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5290] <... futex resumed>) = 0 [pid 5311] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5310] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5309] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5308] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5311] <... futex resumed>) = 1 [pid 5310] <... futex resumed>) = 1 [pid 5309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5308] <... futex resumed>) = 1 [pid 5292] <... futex resumed>) = 0 [pid 5290] <... futex resumed>) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5311] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5310] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5309] lseek(-1, 257, SEEK_SET [pid 5308] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5292] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5289] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5288] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5309] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5292] <... futex resumed>) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5311] lseek(-1, 257, SEEK_SET [pid 5310] lseek(-1, 257, SEEK_SET [pid 5309] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] getdents64(-1, [pid 5292] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5289] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5288] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5311] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5310] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5309] <... futex resumed>) = 1 [pid 5308] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5290] <... futex resumed>) = 0 [pid 5311] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5310] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5309] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5308] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5311] <... futex resumed>) = 1 [pid 5310] <... futex resumed>) = 1 [pid 5309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5308] <... futex resumed>) = 1 [pid 5292] <... futex resumed>) = 0 [pid 5290] <... futex resumed>) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5311] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5310] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5309] getdents64(-1, [pid 5308] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5292] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5289] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5288] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5309] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5292] <... futex resumed>) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5311] getdents64(-1, [pid 5310] getdents64(-1, [pid 5309] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5292] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5289] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5288] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5311] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5310] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5309] <... futex resumed>) = 1 [pid 5308] <... openat resumed>) = 5 [pid 5290] <... futex resumed>) = 0 [pid 5311] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5310] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5309] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5308] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5311] <... futex resumed>) = 1 [pid 5310] <... futex resumed>) = 1 [pid 5309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5308] <... futex resumed>) = 1 [pid 5292] <... futex resumed>) = 0 [pid 5290] <... futex resumed>) = 0 [pid 5289] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5311] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5310] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5309] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5308] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5292] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5290] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5288] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5309] <... openat resumed>) = 5 [pid 5292] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5311] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5310] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5309] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5292] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5288] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5311] <... openat resumed>) = 5 [pid 5310] <... openat resumed>) = 5 [pid 5309] <... futex resumed>) = 1 [pid 5290] <... futex resumed>) = 0 [pid 5311] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5310] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5309] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5311] <... futex resumed>) = 1 [pid 5310] <... futex resumed>) = 1 [pid 5292] <... futex resumed>) = 0 [pid 5288] <... futex resumed>) = 0 [pid 5311] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5310] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5306] <... open resumed>) = 4 [pid 5305] <... open resumed>) = 4 [pid 5304] <... open resumed>) = 4 [pid 5303] <... open resumed>) = 4 [pid 5301] <... open resumed>) = 4 [pid 5300] <... open resumed>) = 4 [pid 5299] <... open resumed>) = 3 [pid 5298] <... open resumed>) = 3 [pid 5297] <... open resumed>) = 3 [pid 5296] <... open resumed>) = 3 [pid 5295] <... open resumed>) = 3 [pid 5294] <... open resumed>) = 3 [pid 5306] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5303] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5299] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5298] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5297] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5296] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5295] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5305] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5294] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5301] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5300] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5306] <... futex resumed>) = 0 [pid 5304] <... futex resumed>) = 0 [pid 5303] <... futex resumed>) = 0 [pid 5299] <... futex resumed>) = 0 [pid 5298] <... futex resumed>) = 0 [pid 5297] <... futex resumed>) = 0 [pid 5296] <... futex resumed>) = 0 [pid 5295] <... futex resumed>) = 0 [pid 5294] <... futex resumed>) = 0 [pid 5293] exit_group(0 [pid 5291] exit_group(0 [pid 5305] <... futex resumed>) = 0 [pid 5304] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5303] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5307] <... futex resumed>) = ? [pid 5301] <... futex resumed>) = ? [pid 5300] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 5299] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5297] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5296] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5295] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5294] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5293] <... exit_group resumed>) = ? [pid 5302] <... futex resumed>) = ? [pid 5307] +++ exited with 0 +++ [pid 5306] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5305] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5301] +++ exited with 0 +++ [pid 5300] +++ exited with 0 +++ [pid 5298] +++ exited with 0 +++ [pid 5296] +++ exited with 0 +++ [pid 5291] <... exit_group resumed>) = ? [pid 5290] exit_group(0 [pid 5288] exit_group(0 [pid 5311] <... futex resumed>) = ? [pid 5309] <... futex resumed>) = ? [pid 5304] <... futex resumed>) = ? [pid 5299] <... futex resumed>) = ? [pid 5294] <... futex resumed>) = ? [pid 5290] <... exit_group resumed>) = ? [pid 5288] <... exit_group resumed>) = ? [pid 5311] +++ exited with 0 +++ [pid 5309] +++ exited with 0 +++ [pid 5305] <... futex resumed>) = ? [pid 5304] +++ exited with 0 +++ [pid 5302] +++ exited with 0 +++ [pid 5299] +++ exited with 0 +++ [pid 5294] +++ exited with 0 +++ [pid 5293] +++ exited with 0 +++ [pid 5292] exit_group(0 [pid 5291] +++ exited with 0 +++ [pid 5290] +++ exited with 0 +++ [pid 5289] exit_group(0 [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5291, si_uid=0, si_status=0, si_utime=0, si_stime=36 /* 0.36 s */} --- [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5293, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5027] restart_syscall(<... resuming interrupted clone ...> [pid 5295] <... futex resumed>) = ? [pid 5292] <... exit_group resumed>) = ? [pid 5027] <... restart_syscall resumed>) = 0 [pid 5310] <... futex resumed>) = ? [pid 5308] <... futex resumed>) = ? [pid 5306] <... futex resumed>) = ? [pid 5305] +++ exited with 0 +++ [pid 5303] <... futex resumed>) = ? [pid 5297] <... futex resumed>) = ? [pid 5295] +++ exited with 0 +++ [pid 5289] <... exit_group resumed>) = ? [pid 5288] +++ exited with 0 +++ [pid 5310] +++ exited with 0 +++ [pid 5308] +++ exited with 0 +++ [pid 5303] +++ exited with 0 +++ [pid 5297] +++ exited with 0 +++ [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5021] <... openat resumed>) = 3 [pid 5289] +++ exited with 0 +++ [pid 5027] <... ioctl resumed>) = 0 [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5027] close(3 [pid 5021] <... ioctl resumed>) = 0 [pid 5306] +++ exited with 0 +++ [pid 5292] +++ exited with 0 +++ [pid 5027] <... close resumed>) = 0 [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5289, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5290, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5288, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5025] restart_syscall(<... resuming interrupted clone ...> [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5025] <... restart_syscall resumed>) = 0 [pid 5022] <... openat resumed>) = 3 [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5292, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5019] <... openat resumed>) = 3 [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5020] restart_syscall(<... resuming interrupted clone ...> [pid 5019] ioctl(3, LOOP_CLR_FD [pid 5022] <... ioctl resumed>) = 0 [pid 5020] <... restart_syscall resumed>) = 0 [pid 5019] <... ioctl resumed>) = 0 [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5022] close(3 [pid 5019] close(3 [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5025] <... openat resumed>) = 3 [pid 5022] <... close resumed>) = 0 [pid 5021] close(3 [pid 5019] <... close resumed>) = 0 [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5025] <... ioctl resumed>) = 0 [pid 5021] <... close resumed>) = 0 [pid 5020] <... openat resumed>) = 3 [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5312 [pid 5025] close(3 [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5313 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] ioctl(3, LOOP_CLR_FD [pid 5019] <... clone resumed>, child_tidptr=0x555555609690) = 5314 ./strace-static-x86_64: Process 5312 attached [pid 5025] <... close resumed>) = 0 [pid 5020] <... ioctl resumed>) = 0 [pid 5312] set_robust_list(0x5555556096a0, 24 [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5020] close(3./strace-static-x86_64: Process 5314 attached [pid 5312] <... set_robust_list resumed>) = 0 [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5315 [pid 5020] <... close resumed>) = 0 [pid 5314] set_robust_list(0x5555556096a0, 24 [pid 5312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5316 [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5314] <... set_robust_list resumed>) = 0 [pid 5312] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5316 attached ./strace-static-x86_64: Process 5313 attached [pid 5314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5312] setpgid(0, 0 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5317 ./strace-static-x86_64: Process 5315 attached [pid 5316] set_robust_list(0x5555556096a0, 24 [pid 5314] <... prctl resumed>) = 0 [pid 5313] set_robust_list(0x5555556096a0, 24 [pid 5312] <... setpgid resumed>) = 0 [pid 5316] <... set_robust_list resumed>) = 0 [pid 5315] set_robust_list(0x5555556096a0, 24 [pid 5314] setpgid(0, 0 [pid 5313] <... set_robust_list resumed>) = 0 [pid 5312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5317 attached [pid 5316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5315] <... set_robust_list resumed>) = 0 [pid 5314] <... setpgid resumed>) = 0 [pid 5313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5312] <... openat resumed>) = 3 [pid 5317] set_robust_list(0x5555556096a0, 24 [pid 5316] <... prctl resumed>) = 0 [pid 5315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5313] <... prctl resumed>) = 0 [pid 5312] write(3, "1000", 4 [pid 5317] <... set_robust_list resumed>) = 0 [pid 5316] setpgid(0, 0 [pid 5315] <... prctl resumed>) = 0 [pid 5314] <... openat resumed>) = 3 [pid 5313] setpgid(0, 0 [pid 5312] <... write resumed>) = 4 [pid 5317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5316] <... setpgid resumed>) = 0 [pid 5315] setpgid(0, 0 [pid 5314] write(3, "1000", 4 [pid 5313] <... setpgid resumed>) = 0 [pid 5312] close(3 [pid 5317] <... prctl resumed>) = 0 [pid 5316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5315] <... setpgid resumed>) = 0 [pid 5314] <... write resumed>) = 4 [pid 5313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5312] <... close resumed>) = 0 [pid 5317] setpgid(0, 0 [pid 5316] <... openat resumed>) = 3 [pid 5315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5314] close(3 [pid 5313] <... openat resumed>) = 3 [pid 5312] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5317] <... setpgid resumed>) = 0 [pid 5316] write(3, "1000", 4 [pid 5315] <... openat resumed>) = 3 [pid 5314] <... close resumed>) = 0 [pid 5313] write(3, "1000", 4 [pid 5312] <... futex resumed>) = 0 [pid 5317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5316] <... write resumed>) = 4 [pid 5315] write(3, "1000", 4 [pid 5314] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] <... write resumed>) = 4 [pid 5312] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5317] <... openat resumed>) = 3 [pid 5316] close(3 [pid 5315] <... write resumed>) = 4 [pid 5314] <... futex resumed>) = 0 [pid 5313] close(3 [pid 5312] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5317] write(3, "1000", 4 [pid 5316] <... close resumed>) = 0 [pid 5315] close(3 [pid 5314] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5313] <... close resumed>) = 0 [pid 5312] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5317] <... write resumed>) = 4 [pid 5316] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] <... close resumed>) = 0 [pid 5314] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5313] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5317] close(3 [pid 5316] <... futex resumed>) = 0 [pid 5315] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5313] <... futex resumed>) = 0 [pid 5312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5317] <... close resumed>) = 0 [pid 5316] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5315] <... futex resumed>) = 0 [pid 5314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5313] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5312] <... mmap resumed>) = 0x7fb652e3d000 [pid 5317] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5315] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5313] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5312] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5317] <... futex resumed>) = 0 [pid 5316] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5315] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5314] <... mmap resumed>) = 0x7fb652e3d000 [pid 5313] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5312] <... mprotect resumed>) = 0 [pid 5317] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5315] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5314] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5312] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5317] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5314] <... mprotect resumed>) = 0 [pid 5313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5312] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5317] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5316] <... mmap resumed>) = 0x7fb652e3d000 [pid 5315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5314] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5313] <... mmap resumed>) = 0x7fb652e3d000 [pid 5312] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5316] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5315] <... mmap resumed>) = 0x7fb652e3d000 [pid 5314] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5313] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5316] <... mprotect resumed>) = 0 [pid 5315] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5314] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5313] <... mprotect resumed>) = 0 [pid 5312] <... clone3 resumed> => {parent_tid=[5318]}, 88) = 5318 ./strace-static-x86_64: Process 5318 attached [pid 5317] <... mmap resumed>) = 0x7fb652e3d000 [pid 5316] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5315] <... mprotect resumed>) = 0 [pid 5313] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5312] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5319 attached [pid 5318] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5317] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5316] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5315] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5314] <... clone3 resumed> => {parent_tid=[5319]}, 88) = 5319 [pid 5313] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5319] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5318] <... rseq resumed>) = 0 [pid 5317] <... mprotect resumed>) = 0 [pid 5316] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5315] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5314] rt_sigprocmask(SIG_SETMASK, [], [pid 5313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5312] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5319] <... rseq resumed>) = 0 [pid 5318] set_robust_list(0x7fb652e5d9a0, 24 [pid 5317] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5315] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5312] <... futex resumed>) = 0 [pid 5319] set_robust_list(0x7fb652e5d9a0, 24 [pid 5318] <... set_robust_list resumed>) = 0 [pid 5317] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5316] <... clone3 resumed> => {parent_tid=[5320]}, 88) = 5320 [pid 5314] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] <... clone3 resumed> => {parent_tid=[5321]}, 88) = 5321 [pid 5312] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5322 attached ./strace-static-x86_64: Process 5320 attached [pid 5319] <... set_robust_list resumed>) = 0 [pid 5318] rt_sigprocmask(SIG_SETMASK, [], [pid 5317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5316] rt_sigprocmask(SIG_SETMASK, [], [pid 5315] <... clone3 resumed> => {parent_tid=[5322]}, 88) = 5322 [pid 5314] <... futex resumed>) = 0 [pid 5313] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5321 attached [pid 5322] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5320] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5319] rt_sigprocmask(SIG_SETMASK, [], [pid 5318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5321] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5320] <... rseq resumed>) = 0 [pid 5319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5318] memfd_create("syzkaller", 0 [pid 5317] <... clone3 resumed> => {parent_tid=[5323]}, 88) = 5323 [pid 5316] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] rt_sigprocmask(SIG_SETMASK, [], [pid 5314] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5313] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5323 attached [pid 5322] <... rseq resumed>) = 0 [pid 5321] <... rseq resumed>) = 0 [pid 5320] set_robust_list(0x7fb652e5d9a0, 24 [pid 5319] memfd_create("syzkaller", 0 [pid 5318] <... memfd_create resumed>) = 3 [pid 5317] rt_sigprocmask(SIG_SETMASK, [], [pid 5316] <... futex resumed>) = 0 [pid 5315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5313] <... futex resumed>) = 0 [pid 5323] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5322] set_robust_list(0x7fb652e5d9a0, 24 [pid 5321] set_robust_list(0x7fb652e5d9a0, 24 [pid 5320] <... set_robust_list resumed>) = 0 [pid 5319] <... memfd_create resumed>) = 3 [pid 5318] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5316] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5313] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5323] <... rseq resumed>) = 0 [pid 5322] <... set_robust_list resumed>) = 0 [pid 5321] <... set_robust_list resumed>) = 0 [pid 5320] rt_sigprocmask(SIG_SETMASK, [], [pid 5319] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5318] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5317] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5323] set_robust_list(0x7fb652e5d9a0, 24 [pid 5322] rt_sigprocmask(SIG_SETMASK, [], [pid 5321] rt_sigprocmask(SIG_SETMASK, [], [pid 5320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5319] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5317] <... futex resumed>) = 0 [pid 5323] <... set_robust_list resumed>) = 0 [pid 5321] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5320] memfd_create("syzkaller", 0 [pid 5317] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5315] <... futex resumed>) = 0 [pid 5323] rt_sigprocmask(SIG_SETMASK, [], [pid 5322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5321] memfd_create("syzkaller", 0 [pid 5320] <... memfd_create resumed>) = 3 [pid 5315] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5322] memfd_create("syzkaller", 0 [pid 5321] <... memfd_create resumed>) = 3 [pid 5320] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5323] memfd_create("syzkaller", 0 [pid 5322] <... memfd_create resumed>) = 3 [pid 5321] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5320] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5323] <... memfd_create resumed>) = 3 [pid 5322] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5321] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5323] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5322] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5323] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5323] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5321] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5319] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5318] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5322] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5320] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5323] <... write resumed>) = 2097152 [pid 5319] <... write resumed>) = 2097152 [pid 5321] <... write resumed>) = 2097152 [pid 5319] munmap(0x7fb64aa3d000, 2097152 [pid 5318] <... write resumed>) = 2097152 [pid 5321] munmap(0x7fb64aa3d000, 2097152 [pid 5319] <... munmap resumed>) = 0 [pid 5318] munmap(0x7fb64aa3d000, 2097152 [pid 5319] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5318] <... munmap resumed>) = 0 [pid 5321] <... munmap resumed>) = 0 [pid 5319] <... openat resumed>) = 4 [pid 5318] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5321] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5319] ioctl(4, LOOP_SET_FD, 3 [pid 5318] <... openat resumed>) = 4 [pid 5321] <... openat resumed>) = 4 [pid 5319] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5318] ioctl(4, LOOP_SET_FD, 3 [pid 5321] ioctl(4, LOOP_SET_FD, 3 [pid 5319] ioctl(4, LOOP_CLR_FD [pid 5318] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5321] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5319] <... ioctl resumed>) = 0 [pid 5318] ioctl(4, LOOP_CLR_FD [pid 5321] ioctl(4, LOOP_CLR_FD [pid 5318] <... ioctl resumed>) = 0 [pid 5322] <... write resumed>) = 2097152 [pid 5321] <... ioctl resumed>) = 0 [pid 5322] munmap(0x7fb64aa3d000, 2097152 [pid 5319] ioctl(4, LOOP_SET_FD, 3 [pid 5323] munmap(0x7fb64aa3d000, 2097152) = 0 [pid 5322] <... munmap resumed>) = 0 [pid 5319] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5320] <... write resumed>) = 2097152 [pid 5323] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5322] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5321] ioctl(4, LOOP_SET_FD, 3 [pid 5319] close(4 [pid 5318] ioctl(4, LOOP_SET_FD, 3 [pid 5320] munmap(0x7fb64aa3d000, 2097152 [pid 5322] <... openat resumed>) = 4 [pid 5321] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5319] <... close resumed>) = 0 [pid 5323] <... openat resumed>) = 4 [pid 5323] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5323] ioctl(4, LOOP_CLR_FD) = 0 [pid 5323] ioctl(4, LOOP_SET_FD, 3) = -1 EBUSY (Device or resource busy) [pid 5323] close(4) = 0 [pid 5323] close(3 [pid 5318] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5318] close(4) = 0 [pid 5318] close(3 [pid 5323] <... close resumed>) = 0 [pid 5322] ioctl(4, LOOP_SET_FD, 3 [pid 5321] close(4 [pid 5319] close(3 [pid 5322] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5321] <... close resumed>) = 0 [pid 5318] <... close resumed>) = 0 [pid 5323] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5322] ioctl(4, LOOP_CLR_FD [pid 5321] close(3 [pid 5320] <... munmap resumed>) = 0 [pid 5319] <... close resumed>) = 0 [pid 5318] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5323] <... futex resumed>) = 1 [pid 5322] <... ioctl resumed>) = 0 [pid 5321] <... close resumed>) = 0 [pid 5320] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5319] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5317] <... futex resumed>) = 0 [pid 5323] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5320] <... openat resumed>) = 4 [pid 5319] <... futex resumed>) = 1 [pid 5318] <... futex resumed>) = 1 [pid 5314] <... futex resumed>) = 0 [pid 5312] <... futex resumed>) = 0 [pid 5320] ioctl(4, LOOP_SET_FD, 3 [pid 5319] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5314] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5320] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5314] <... futex resumed>) = 0 [pid 5320] ioctl(4, LOOP_CLR_FD [pid 5319] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5314] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5322] ioctl(4, LOOP_SET_FD, 3 [pid 5321] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5320] <... ioctl resumed>) = 0 [pid 5318] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [ 81.685991][ T7] cfg80211: failed to load regulatory.db [pid 5317] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5322] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5321] <... futex resumed>) = 1 [pid 5318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5317] <... futex resumed>) = 1 [pid 5313] <... futex resumed>) = 0 [pid 5312] <... futex resumed>) = 0 [pid 5322] close(4 [pid 5321] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5318] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5317] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5323] <... futex resumed>) = 0 [pid 5322] <... close resumed>) = 0 [pid 5321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5313] <... futex resumed>) = 0 [pid 5323] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5322] close(3 [pid 5321] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5320] ioctl(4, LOOP_SET_FD, 3 [pid 5313] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5320] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5320] close(4) = 0 [pid 5320] close(3 [pid 5314] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5314] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5314] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5314] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5320] <... close resumed>) = 0 [pid 5314] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5322] <... close resumed>) = 0 [pid 5314] <... clone3 resumed> => {parent_tid=[5324]}, 88) = 5324 ./strace-static-x86_64: Process 5324 attached [pid 5322] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5320] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5317] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5314] rt_sigprocmask(SIG_SETMASK, [], [pid 5313] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5312] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5324] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5322] <... futex resumed>) = 1 [pid 5320] <... futex resumed>) = 1 [pid 5317] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5313] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5324] <... rseq resumed>) = 0 [pid 5322] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5320] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] <... futex resumed>) = 0 [pid 5316] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] <... futex resumed>) = 0 [pid 5312] <... futex resumed>) = 0 [pid 5324] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5320] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5314] <... futex resumed>) = 0 [pid 5313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5324] <... set_robust_list resumed>) = 0 [pid 5322] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5320] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5317] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5316] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5315] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5314] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5312] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5324] rt_sigprocmask(SIG_SETMASK, [], [pid 5317] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5313] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5312] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5317] <... mprotect resumed>) = 0 [pid 5313] <... mprotect resumed>) = 0 [pid 5312] <... mprotect resumed>) = 0 [pid 5324] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5317] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5313] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5312] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5317] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5313] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5312] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5312] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5317] <... clone3 resumed> => {parent_tid=[5325]}, 88) = 5325 [pid 5313] <... clone3 resumed> => {parent_tid=[5326]}, 88) = 5326 [pid 5312] <... clone3 resumed> => {parent_tid=[5327]}, 88) = 5327 [pid 5317] rt_sigprocmask(SIG_SETMASK, [], [pid 5313] rt_sigprocmask(SIG_SETMASK, [], [pid 5312] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5325 attached [pid 5317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5312] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5327 attached [pid 5325] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5317] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5326 attached [pid 5327] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5325] <... rseq resumed>) = 0 [pid 5317] <... futex resumed>) = 0 [pid 5313] <... futex resumed>) = 0 [pid 5312] <... futex resumed>) = 0 [pid 5327] <... rseq resumed>) = 0 [pid 5326] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5325] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5317] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5312] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5327] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5326] <... rseq resumed>) = 0 [pid 5325] <... set_robust_list resumed>) = 0 [pid 5327] <... set_robust_list resumed>) = 0 [pid 5326] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5325] rt_sigprocmask(SIG_SETMASK, [], [pid 5327] rt_sigprocmask(SIG_SETMASK, [], [pid 5326] <... set_robust_list resumed>) = 0 [pid 5325] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5326] rt_sigprocmask(SIG_SETMASK, [], [pid 5325] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5327] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5326] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5316] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5315] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5314] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5316] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5314] <... futex resumed>) = 0 [pid 5316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5316] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5315] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5314] <... mmap resumed>) = 0x7fb64abfb000 [pid 5316] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5315] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5314] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5316] <... mprotect resumed>) = 0 [pid 5315] <... mprotect resumed>) = 0 [pid 5314] <... mprotect resumed>) = 0 [pid 5316] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5315] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5314] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5316] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5315] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5314] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5316] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5315] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5314] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5316] <... clone3 resumed> => {parent_tid=[5328]}, 88) = 5328 [pid 5315] <... clone3 resumed> => {parent_tid=[5329]}, 88) = 5329 [pid 5314] <... clone3 resumed> => {parent_tid=[5330]}, 88) = 5330 ./strace-static-x86_64: Process 5328 attached [pid 5316] rt_sigprocmask(SIG_SETMASK, [], [pid 5315] rt_sigprocmask(SIG_SETMASK, [], [pid 5314] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5329 attached [pid 5328] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5329] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5328] <... rseq resumed>) = 0 [pid 5316] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5330 attached [pid 5329] <... rseq resumed>) = 0 [pid 5328] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5314] <... futex resumed>) = 0 [pid 5330] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5329] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5328] <... set_robust_list resumed>) = 0 [pid 5317] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5316] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5315] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5314] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5312] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5330] <... rseq resumed>) = 0 [pid 5329] <... set_robust_list resumed>) = 0 [pid 5328] rt_sigprocmask(SIG_SETMASK, [], [pid 5317] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5330] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5329] rt_sigprocmask(SIG_SETMASK, [], [pid 5328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5317] <... futex resumed>) = 0 [pid 5313] <... futex resumed>) = 0 [pid 5312] <... futex resumed>) = 0 [pid 5330] <... set_robust_list resumed>) = 0 [pid 5329] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5328] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5330] rt_sigprocmask(SIG_SETMASK, [], [pid 5329] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5317] <... mmap resumed>) = 0x7fb64abfb000 [pid 5313] <... mmap resumed>) = 0x7fb64abfb000 [pid 5312] <... mmap resumed>) = 0x7fb64abfb000 [pid 5330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5317] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5313] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5312] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5330] ftruncate(-1, 33587195 [pid 5317] <... mprotect resumed>) = 0 [pid 5313] <... mprotect resumed>) = 0 [pid 5312] <... mprotect resumed>) = 0 [pid 5330] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5317] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5313] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5312] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5330] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5317] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5313] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5312] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5330] <... futex resumed>) = 1 [pid 5317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5314] <... futex resumed>) = 0 [pid 5313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5312] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5330] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5314] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5331 attached [pid 5330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5317] <... clone3 resumed> => {parent_tid=[5331]}, 88) = 5331 [pid 5314] <... futex resumed>) = 0 [pid 5313] <... clone3 resumed> => {parent_tid=[5332]}, 88) = 5332 [pid 5312] <... clone3 resumed> => {parent_tid=[5333]}, 88) = 5333 ./strace-static-x86_64: Process 5333 attached [pid 5331] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5330] sendfile(-1, -1, NULL, 281474978811909 [pid 5317] rt_sigprocmask(SIG_SETMASK, [], [pid 5314] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] rt_sigprocmask(SIG_SETMASK, [], [pid 5312] rt_sigprocmask(SIG_SETMASK, [], [pid 5333] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5331] <... rseq resumed>) = 0 [pid 5330] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5312] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5332 attached [pid 5333] <... rseq resumed>) = 0 [pid 5331] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5330] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5317] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5333] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5332] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5331] <... set_robust_list resumed>) = 0 [pid 5330] <... futex resumed>) = 1 [pid 5317] <... futex resumed>) = 0 [pid 5314] <... futex resumed>) = 0 [pid 5313] <... futex resumed>) = 0 [pid 5312] <... futex resumed>) = 0 [pid 5333] <... set_robust_list resumed>) = 0 [pid 5332] <... rseq resumed>) = 0 [pid 5331] rt_sigprocmask(SIG_SETMASK, [], [pid 5330] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5314] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5312] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5333] rt_sigprocmask(SIG_SETMASK, [], [pid 5332] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5314] <... futex resumed>) = 0 [pid 5333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5332] <... set_robust_list resumed>) = 0 [pid 5331] ftruncate(-1, 33587195 [pid 5330] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5314] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5333] ftruncate(-1, 33587195 [pid 5332] rt_sigprocmask(SIG_SETMASK, [], [pid 5331] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5330] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5333] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5332] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5331] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5330] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5333] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5332] ftruncate(-1, 33587195 [pid 5331] <... futex resumed>) = 1 [pid 5330] <... futex resumed>) = 1 [pid 5317] <... futex resumed>) = 0 [pid 5316] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5315] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5314] <... futex resumed>) = 0 [pid 5333] <... futex resumed>) = 1 [pid 5332] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5331] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5330] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] <... futex resumed>) = 0 [pid 5333] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5332] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5317] <... futex resumed>) = 0 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5314] <... futex resumed>) = 0 [pid 5312] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5332] <... futex resumed>) = 1 [pid 5331] sendfile(-1, -1, NULL, 281474978811909 [pid 5330] lseek(-1, 257, SEEK_SET [pid 5317] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5314] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... futex resumed>) = 0 [pid 5312] <... futex resumed>) = 0 [pid 5333] sendfile(-1, -1, NULL, 281474978811909 [pid 5332] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5331] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5330] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5316] <... mmap resumed>) = 0x7fb64abfb000 [pid 5315] <... mmap resumed>) = 0x7fb64abfb000 [pid 5313] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5333] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5331] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5330] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5315] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5313] <... futex resumed>) = 0 [pid 5333] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5332] sendfile(-1, -1, NULL, 281474978811909 [pid 5331] <... futex resumed>) = 1 [pid 5330] <... futex resumed>) = 1 [pid 5317] <... futex resumed>) = 0 [pid 5316] <... mprotect resumed>) = 0 [pid 5314] <... futex resumed>) = 0 [pid 5313] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5315] <... mprotect resumed>) = 0 [pid 5333] <... futex resumed>) = 1 [pid 5332] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5331] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5330] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5315] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5314] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] <... futex resumed>) = 0 [pid 5333] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5332] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5317] <... futex resumed>) = 0 [pid 5316] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5315] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5314] <... futex resumed>) = 0 [pid 5312] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5332] <... futex resumed>) = 1 [pid 5331] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5330] getdents64(-1, [pid 5317] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5316] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5315] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} [pid 5314] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... futex resumed>) = 0 [pid 5312] <... futex resumed>) = 0 [pid 5333] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5332] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5331] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5330] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5313] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5333] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5331] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5330] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] <... clone3 resumed> => {parent_tid=[5334]}, 88) = 5334 [pid 5315] <... clone3 resumed> => {parent_tid=[5335]}, 88) = 5335 [pid 5313] <... futex resumed>) = 0 [pid 5333] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5332] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5331] <... futex resumed>) = 1 [pid 5330] <... futex resumed>) = 1 [pid 5317] <... futex resumed>) = 0 [pid 5316] rt_sigprocmask(SIG_SETMASK, [], [pid 5315] rt_sigprocmask(SIG_SETMASK, [], [pid 5314] <... futex resumed>) = 0 [pid 5313] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5333] <... futex resumed>) = 1 [pid 5332] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5331] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5330] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5314] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5335 attached ./strace-static-x86_64: Process 5334 attached [pid 5333] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5332] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5317] <... futex resumed>) = 0 [pid 5316] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] <... futex resumed>) = 0 [pid 5312] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5335] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5334] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5332] <... futex resumed>) = 1 [pid 5331] lseek(-1, 257, SEEK_SET [pid 5330] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5317] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5314] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... futex resumed>) = 0 [pid 5312] <... futex resumed>) = 0 [pid 5335] <... rseq resumed>) = 0 [pid 5334] <... rseq resumed>) = 0 [pid 5333] lseek(-1, 257, SEEK_SET [pid 5332] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5331] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5330] <... openat resumed>) = 5 [pid 5316] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5315] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5335] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5334] set_robust_list(0x7fb64ac1b9a0, 24 [pid 5333] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5331] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5330] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] <... futex resumed>) = 0 [pid 5335] <... set_robust_list resumed>) = 0 [pid 5334] <... set_robust_list resumed>) = 0 [pid 5333] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5332] lseek(-1, 257, SEEK_SET [pid 5331] <... futex resumed>) = 1 [pid 5330] <... futex resumed>) = 1 [pid 5317] <... futex resumed>) = 0 [pid 5314] <... futex resumed>) = 0 [pid 5313] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5335] rt_sigprocmask(SIG_SETMASK, [], [pid 5334] rt_sigprocmask(SIG_SETMASK, [], [pid 5333] <... futex resumed>) = 1 [pid 5332] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5331] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5330] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] <... futex resumed>) = 0 [pid 5335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5333] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5332] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5317] <... futex resumed>) = 0 [pid 5312] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5335] ftruncate(-1, 33587195 [pid 5334] ftruncate(-1, 33587195 [pid 5333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5332] <... futex resumed>) = 1 [pid 5331] getdents64(-1, [pid 5317] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... futex resumed>) = 0 [pid 5312] <... futex resumed>) = 0 [pid 5335] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5334] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5333] getdents64(-1, [pid 5332] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5331] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5313] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5335] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5334] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5333] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5331] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] <... futex resumed>) = 0 [pid 5335] <... futex resumed>) = 1 [pid 5334] <... futex resumed>) = 1 [pid 5333] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5332] getdents64(-1, [pid 5331] <... futex resumed>) = 1 [pid 5317] <... futex resumed>) = 0 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5313] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5335] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5334] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5333] <... futex resumed>) = 1 [pid 5332] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5331] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] <... futex resumed>) = 0 [pid 5335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5333] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5332] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5317] <... futex resumed>) = 0 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5312] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5335] sendfile(-1, -1, NULL, 281474978811909 [pid 5334] sendfile(-1, -1, NULL, 281474978811909 [pid 5333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5332] <... futex resumed>) = 1 [pid 5331] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5317] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5316] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5315] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... futex resumed>) = 0 [pid 5312] <... futex resumed>) = 0 [pid 5335] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5334] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5333] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5332] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5331] <... openat resumed>) = 5 [pid 5313] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5335] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5334] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5333] <... openat resumed>) = 5 [pid 5332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5331] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] <... futex resumed>) = 0 [pid 5335] <... futex resumed>) = 1 [pid 5334] <... futex resumed>) = 1 [pid 5333] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5332] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5331] <... futex resumed>) = 1 [pid 5317] <... futex resumed>) = 0 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5313] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5335] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5334] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5333] <... futex resumed>) = 1 [pid 5332] <... openat resumed>) = 5 [pid 5331] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5316] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5312] <... futex resumed>) = 0 [pid 5335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5333] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5332] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5335] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5334] openat(AT_FDCWD, "./file0", O_RDONLY [pid 5332] <... futex resumed>) = 1 [pid 5316] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5315] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... futex resumed>) = 0 [pid 5335] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5334] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5332] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5335] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5334] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5335] <... futex resumed>) = 1 [pid 5334] <... futex resumed>) = 1 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5335] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5334] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5316] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5335] lseek(-1, 257, SEEK_SET [pid 5334] lseek(-1, 257, SEEK_SET [pid 5316] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5315] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5335] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5334] <... lseek resumed>) = -1 EBADF (Bad file descriptor) [pid 5335] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5334] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5335] <... futex resumed>) = 1 [pid 5334] <... futex resumed>) = 1 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5335] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5334] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5316] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5335] getdents64(-1, [pid 5334] getdents64(-1, [pid 5316] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5315] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5335] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5334] <... getdents64 resumed>0x9999999999999999, 41) = -1 EBADF (Bad file descriptor) [pid 5335] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5334] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5335] <... futex resumed>) = 1 [pid 5334] <... futex resumed>) = 1 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5335] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5334] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5316] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5335] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5334] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5316] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5315] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5335] <... openat resumed>) = 5 [pid 5334] <... openat resumed>) = 5 [pid 5335] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5334] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5335] <... futex resumed>) = 1 [pid 5334] <... futex resumed>) = 1 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5335] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5334] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5329] <... open resumed>) = 4 [pid 5328] <... open resumed>) = 4 [pid 5327] <... open resumed>) = 4 [pid 5326] <... open resumed>) = 4 [pid 5325] <... open resumed>) = 4 [pid 5324] <... open resumed>) = 4 [pid 5323] <... open resumed>) = 3 [pid 5322] <... open resumed>) = 3 [pid 5321] <... open resumed>) = 3 [pid 5320] <... open resumed>) = 3 [pid 5319] <... open resumed>) = 3 [pid 5318] <... open resumed>) = 3 [pid 5329] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5328] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5327] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5326] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5325] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5324] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5323] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5322] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5321] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5320] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5319] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5318] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5317] exit_group(0 [pid 5313] exit_group(0 [pid 5331] <... futex resumed>) = ? [pid 5329] <... futex resumed>) = 0 [pid 5328] <... futex resumed>) = 0 [pid 5327] <... futex resumed>) = 0 [pid 5326] <... futex resumed>) = 0 [pid 5325] <... futex resumed>) = ? [pid 5324] <... futex resumed>) = 0 [pid 5323] <... futex resumed>) = ? [pid 5322] <... futex resumed>) = 0 [pid 5320] <... futex resumed>) = 0 [pid 5319] <... futex resumed>) = 0 [pid 5317] <... exit_group resumed>) = ? [pid 5321] <... futex resumed>) = 0 [pid 5318] <... futex resumed>) = 0 [pid 5312] exit_group(0 [pid 5333] <... futex resumed>) = ? [pid 5332] <... futex resumed>) = ? [pid 5331] +++ exited with 0 +++ [pid 5329] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5328] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5326] +++ exited with 0 +++ [pid 5325] +++ exited with 0 +++ [pid 5324] futex(0x7fb652f286d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5323] +++ exited with 0 +++ [pid 5322] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5321] +++ exited with 0 +++ [pid 5320] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5319] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] +++ exited with 0 +++ [pid 5313] <... exit_group resumed>) = ? [pid 5312] <... exit_group resumed>) = ? [pid 5333] +++ exited with 0 +++ [pid 5332] +++ exited with 0 +++ [pid 5327] +++ exited with 0 +++ [pid 5318] +++ exited with 0 +++ [pid 5316] exit_group(0 [pid 5315] exit_group(0 [pid 5314] exit_group(0 [pid 5313] +++ exited with 0 +++ [pid 5312] +++ exited with 0 +++ [pid 5335] <... futex resumed>) = ? [pid 5334] <... futex resumed>) = ? [pid 5330] <... futex resumed>) = ? [pid 5329] <... futex resumed>) = ? [pid 5328] <... futex resumed>) = ? [pid 5324] <... futex resumed>) = ? [pid 5322] <... futex resumed>) = ? [pid 5320] <... futex resumed>) = ? [pid 5319] <... futex resumed>) = ? [pid 5316] <... exit_group resumed>) = ? [pid 5315] <... exit_group resumed>) = ? [pid 5314] <... exit_group resumed>) = ? [pid 5020] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5317, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5335] +++ exited with 0 +++ [pid 5334] +++ exited with 0 +++ [pid 5330] +++ exited with 0 +++ [pid 5329] +++ exited with 0 +++ [pid 5328] +++ exited with 0 +++ [pid 5324] +++ exited with 0 +++ [pid 5322] +++ exited with 0 +++ [pid 5320] +++ exited with 0 +++ [pid 5319] +++ exited with 0 +++ [pid 5316] +++ exited with 0 +++ [pid 5315] +++ exited with 0 +++ [pid 5027] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5312, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5314] +++ exited with 0 +++ [pid 5027] <... openat resumed>) = 3 [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5316, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=5 /* 0.05 s */} --- [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5313, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5021] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5315, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5022] restart_syscall(<... resuming interrupted clone ...> [pid 5020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5019] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5314, si_uid=0, si_status=0, si_utime=0, si_stime=32 /* 0.32 s */} --- [pid 5027] <... ioctl resumed>) = 0 [pid 5022] <... restart_syscall resumed>) = 0 [pid 5027] close(3) = 0 [pid 5021] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5020] <... openat resumed>) = 3 [pid 5019] restart_syscall(<... resuming interrupted clone ...> [pid 5021] <... openat resumed>) = 3 [pid 5020] ioctl(3, LOOP_CLR_FD [pid 5019] <... restart_syscall resumed>) = 0 [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5021] ioctl(3, LOOP_CLR_FD [pid 5020] <... ioctl resumed>) = 0 [pid 5025] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5022] <... openat resumed>) = 3 [pid 5021] <... ioctl resumed>) = 0 [pid 5020] close(3 [pid 5027] <... clone resumed>, child_tidptr=0x555555609690) = 5336 [pid 5025] <... openat resumed>) = 3 [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5021] close(3 [pid 5020] <... close resumed>) = 0 [pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5025] ioctl(3, LOOP_CLR_FD [pid 5022] <... ioctl resumed>) = 0 [pid 5021] <... close resumed>) = 0 [pid 5020] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5019] <... openat resumed>) = 3 [pid 5025] <... ioctl resumed>) = 0 [pid 5022] close(3 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5019] ioctl(3, LOOP_CLR_FD [pid 5025] close(3 [pid 5022] <... close resumed>) = 0 [pid 5020] <... clone resumed>, child_tidptr=0x555555609690) = 5337 [pid 5019] <... ioctl resumed>) = 0 [pid 5025] <... close resumed>) = 0 [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5021] <... clone resumed>, child_tidptr=0x555555609690) = 5338 [pid 5019] close(3 [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5019] <... close resumed>) = 0 ./strace-static-x86_64: Process 5336 attached [pid 5022] <... clone resumed>, child_tidptr=0x555555609690) = 5339 [pid 5019] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5336] set_robust_list(0x5555556096a0, 24 [pid 5025] <... clone resumed>, child_tidptr=0x555555609690) = 5340 [pid 5336] <... set_robust_list resumed>) = 0 [pid 5019] <... clone resumed>, child_tidptr=0x555555609690) = 5341 ./strace-static-x86_64: Process 5339 attached ./strace-static-x86_64: Process 5338 attached ./strace-static-x86_64: Process 5337 attached [pid 5336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5339] set_robust_list(0x5555556096a0, 24 [pid 5338] set_robust_list(0x5555556096a0, 24 [pid 5337] set_robust_list(0x5555556096a0, 24 [pid 5336] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5340 attached [pid 5339] <... set_robust_list resumed>) = 0 [pid 5338] <... set_robust_list resumed>) = 0 [pid 5337] <... set_robust_list resumed>) = 0 [pid 5336] setpgid(0, 0 [pid 5340] set_robust_list(0x5555556096a0, 24 [pid 5339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5336] <... setpgid resumed>) = 0 [pid 5337] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5341 attached [pid 5340] <... set_robust_list resumed>) = 0 [pid 5339] <... prctl resumed>) = 0 [pid 5338] <... prctl resumed>) = 0 [pid 5336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5341] set_robust_list(0x5555556096a0, 24 [pid 5340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5339] setpgid(0, 0 [pid 5338] setpgid(0, 0 [pid 5337] <... prctl resumed>) = 0 [pid 5336] <... openat resumed>) = 3 [pid 5341] <... set_robust_list resumed>) = 0 [pid 5340] <... prctl resumed>) = 0 [pid 5339] <... setpgid resumed>) = 0 [pid 5338] <... setpgid resumed>) = 0 [pid 5337] setpgid(0, 0 [pid 5336] write(3, "1000", 4 [pid 5341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5340] setpgid(0, 0 [pid 5339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5337] <... setpgid resumed>) = 0 [pid 5336] <... write resumed>) = 4 [pid 5341] <... prctl resumed>) = 0 [pid 5340] <... setpgid resumed>) = 0 [pid 5339] <... openat resumed>) = 3 [pid 5338] <... openat resumed>) = 3 [pid 5337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5336] close(3 [pid 5341] setpgid(0, 0 [pid 5340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5339] write(3, "1000", 4 [pid 5338] write(3, "1000", 4 [pid 5337] <... openat resumed>) = 3 [pid 5336] <... close resumed>) = 0 [pid 5341] <... setpgid resumed>) = 0 [pid 5340] <... openat resumed>) = 3 [pid 5339] <... write resumed>) = 4 [pid 5338] <... write resumed>) = 4 [pid 5337] write(3, "1000", 4 [pid 5336] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5340] write(3, "1000", 4 [pid 5339] close(3 [pid 5338] close(3 [pid 5337] <... write resumed>) = 4 [pid 5336] <... futex resumed>) = 0 [pid 5341] <... openat resumed>) = 3 [pid 5340] <... write resumed>) = 4 [pid 5339] <... close resumed>) = 0 [pid 5338] <... close resumed>) = 0 [pid 5337] close(3 [pid 5336] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5341] write(3, "1000", 4 [pid 5340] close(3 [pid 5339] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5338] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5337] <... close resumed>) = 0 [pid 5336] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5341] <... write resumed>) = 4 [pid 5340] <... close resumed>) = 0 [pid 5339] <... futex resumed>) = 0 [pid 5338] <... futex resumed>) = 0 [pid 5337] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5336] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5341] close(3 [pid 5340] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5339] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5338] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5337] <... futex resumed>) = 0 [pid 5336] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5341] <... close resumed>) = 0 [pid 5340] <... futex resumed>) = 0 [pid 5339] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5338] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5337] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5341] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5340] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5339] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5338] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5337] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5336] <... mmap resumed>) = 0x7fb652e3d000 [pid 5341] <... futex resumed>) = 0 [pid 5340] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5337] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5336] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5341] rt_sigaction(SIGRT_1, {sa_handler=0x7fb652ec67a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb652eb7e50}, [pid 5340] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5336] <... mprotect resumed>) = 0 [pid 5341] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5339] <... mmap resumed>) = 0x7fb652e3d000 [pid 5338] <... mmap resumed>) = 0x7fb652e3d000 [pid 5337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5336] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5341] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5339] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5338] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5337] <... mmap resumed>) = 0x7fb652e3d000 [pid 5336] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5340] <... mmap resumed>) = 0x7fb652e3d000 [pid 5339] <... mprotect resumed>) = 0 [pid 5338] <... mprotect resumed>) = 0 [pid 5337] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5336] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5340] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5339] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5338] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5337] <... mprotect resumed>) = 0 [pid 5341] <... mmap resumed>) = 0x7fb652e3d000 [pid 5340] <... mprotect resumed>) = 0 [pid 5339] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5338] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5337] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5336] <... clone3 resumed> => {parent_tid=[5342]}, 88) = 5342 ./strace-static-x86_64: Process 5342 attached [pid 5341] mprotect(0x7fb652e3e000, 131072, PROT_READ|PROT_WRITE [pid 5340] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5339] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5337] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5336] rt_sigprocmask(SIG_SETMASK, [], [pid 5342] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5341] <... mprotect resumed>) = 0 [pid 5340] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5336] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5342] <... rseq resumed>) = 0 [pid 5341] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5339] <... clone3 resumed> => {parent_tid=[5343]}, 88) = 5343 [pid 5338] <... clone3 resumed> => {parent_tid=[5344]}, 88) = 5344 [pid 5336] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5345 attached ./strace-static-x86_64: Process 5343 attached [pid 5342] set_robust_list(0x7fb652e5d9a0, 24 [pid 5341] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5339] rt_sigprocmask(SIG_SETMASK, [], [pid 5338] rt_sigprocmask(SIG_SETMASK, [], [pid 5337] <... clone3 resumed> => {parent_tid=[5345]}, 88) = 5345 [pid 5336] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5344 attached [pid 5345] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5343] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5342] <... set_robust_list resumed>) = 0 [pid 5341] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb652e5d990, parent_tid=0x7fb652e5d990, exit_signal=0, stack=0x7fb652e3d000, stack_size=0x20300, tls=0x7fb652e5d6c0} [pid 5340] <... clone3 resumed> => {parent_tid=[5346]}, 88) = 5346 [pid 5339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5337] rt_sigprocmask(SIG_SETMASK, [], [pid 5336] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5346 attached [pid 5345] <... rseq resumed>) = 0 [pid 5344] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5343] <... rseq resumed>) = 0 [pid 5342] rt_sigprocmask(SIG_SETMASK, [], [pid 5340] rt_sigprocmask(SIG_SETMASK, [], [pid 5338] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5346] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053 [pid 5344] <... rseq resumed>) = 0 [pid 5342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5341] <... clone3 resumed> => {parent_tid=[5347]}, 88) = 5347 [pid 5340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5339] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5338] <... futex resumed>) = 0 [pid 5337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5346] <... rseq resumed>) = 0 [pid 5345] set_robust_list(0x7fb652e5d9a0, 24 [pid 5344] set_robust_list(0x7fb652e5d9a0, 24 [pid 5343] set_robust_list(0x7fb652e5d9a0, 24 [pid 5342] memfd_create("syzkaller", 0 [pid 5341] rt_sigprocmask(SIG_SETMASK, [], [pid 5340] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5339] <... futex resumed>) = 0 [pid 5338] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5337] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5346] set_robust_list(0x7fb652e5d9a0, 24 [pid 5345] <... set_robust_list resumed>) = 0 [pid 5344] <... set_robust_list resumed>) = 0 [pid 5340] <... futex resumed>) = 0 [pid 5346] <... set_robust_list resumed>) = 0 [pid 5344] rt_sigprocmask(SIG_SETMASK, [], [pid 5340] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5346] rt_sigprocmask(SIG_SETMASK, [], [pid 5344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5346] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5344] memfd_create("syzkaller", 0 [pid 5346] memfd_create("syzkaller", 0 [pid 5345] rt_sigprocmask(SIG_SETMASK, [], [pid 5344] <... memfd_create resumed>) = 3 [pid 5343] <... set_robust_list resumed>) = 0 [pid 5342] <... memfd_create resumed>) = 3 [pid 5341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5339] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5337] <... futex resumed>) = 0 [pid 5346] <... memfd_create resumed>) = 3 [pid 5344] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5342] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5341] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5337] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5346] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5344] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5343] rt_sigprocmask(SIG_SETMASK, [], [pid 5342] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5341] <... futex resumed>) = 0 [pid 5346] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5345] memfd_create("syzkaller", 0 [pid 5341] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5345] <... memfd_create resumed>) = 3 [pid 5343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5345] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5343] memfd_create("syzkaller", 0 [pid 5345] <... mmap resumed>) = 0x7fb64aa3d000 [pid 5343] <... memfd_create resumed>) = 3 [pid 5343] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb64aa3d000 ./strace-static-x86_64: Process 5347 attached [pid 5347] rseq(0x7fb652e5dfe0, 0x20, 0, 0x53053053) = 0 [pid 5347] set_robust_list(0x7fb652e5d9a0, 24 [pid 5346] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5347] <... set_robust_list resumed>) = 0 [pid 5344] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5347] memfd_create("syzkaller", 0) = 3 [pid 5347] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb64aa3d000 [pid 5345] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5342] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5343] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5347] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 2097152 [pid 5346] <... write resumed>) = 2097152 [pid 5343] <... write resumed>) = 2097152 [pid 5342] <... write resumed>) = 2097152 [pid 5342] munmap(0x7fb64aa3d000, 2097152 [pid 5345] <... write resumed>) = 2097152 [pid 5343] munmap(0x7fb64aa3d000, 2097152 [pid 5345] munmap(0x7fb64aa3d000, 2097152 [pid 5342] <... munmap resumed>) = 0 [pid 5344] <... write resumed>) = 2097152 [pid 5343] <... munmap resumed>) = 0 [pid 5345] <... munmap resumed>) = 0 [pid 5344] munmap(0x7fb64aa3d000, 2097152 [pid 5343] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5342] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5347] <... write resumed>) = 2097152 [pid 5346] munmap(0x7fb64aa3d000, 2097152 [pid 5345] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5344] <... munmap resumed>) = 0 [pid 5343] <... openat resumed>) = 4 [pid 5342] <... openat resumed>) = 4 [pid 5347] munmap(0x7fb64aa3d000, 2097152 [pid 5346] <... munmap resumed>) = 0 [pid 5345] <... openat resumed>) = 4 [pid 5343] ioctl(4, LOOP_SET_FD, 3 [pid 5342] ioctl(4, LOOP_SET_FD, 3 [pid 5347] <... munmap resumed>) = 0 [pid 5346] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5345] ioctl(4, LOOP_SET_FD, 3 [pid 5344] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5343] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5342] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5347] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5346] <... openat resumed>) = 4 [pid 5345] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5344] <... openat resumed>) = 4 [pid 5343] ioctl(4, LOOP_CLR_FD [pid 5342] ioctl(4, LOOP_CLR_FD [pid 5345] ioctl(4, LOOP_CLR_FD [pid 5344] ioctl(4, LOOP_SET_FD, 3 [pid 5343] <... ioctl resumed>) = 0 [pid 5342] <... ioctl resumed>) = 0 [pid 5347] <... openat resumed>) = 4 [pid 5346] ioctl(4, LOOP_SET_FD, 3 [pid 5345] <... ioctl resumed>) = 0 [pid 5344] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5347] ioctl(4, LOOP_SET_FD, 3 [pid 5346] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5344] ioctl(4, LOOP_CLR_FD [pid 5347] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5346] ioctl(4, LOOP_CLR_FD [pid 5344] <... ioctl resumed>) = 0 [pid 5347] ioctl(4, LOOP_CLR_FD [pid 5346] <... ioctl resumed>) = 0 [pid 5347] <... ioctl resumed>) = 0 [pid 5343] ioctl(4, LOOP_SET_FD, 3 [pid 5342] ioctl(4, LOOP_SET_FD, 3 [pid 5345] ioctl(4, LOOP_SET_FD, 3 [pid 5343] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5342] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5345] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5344] ioctl(4, LOOP_SET_FD, 3 [pid 5343] close(4 [pid 5342] close(4 [pid 5345] close(4 [pid 5344] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5343] <... close resumed>) = 0 [pid 5342] <... close resumed>) = 0 [pid 5344] close(4) = 0 [pid 5344] close(3 [pid 5345] <... close resumed>) = 0 [pid 5346] ioctl(4, LOOP_SET_FD, 3 [pid 5345] close(3 [pid 5343] close(3 [pid 5342] close(3 [pid 5347] ioctl(4, LOOP_SET_FD, 3 [pid 5344] <... close resumed>) = 0 [pid 5344] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5338] <... futex resumed>) = 0 [pid 5338] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5338] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5344] <... futex resumed>) = 1 [pid 5344] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5346] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5346] close(4) = 0 [pid 5346] close(3 [pid 5342] <... close resumed>) = 0 [pid 5343] <... close resumed>) = 0 [pid 5347] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5342] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5347] close(4) = 0 [pid 5345] <... close resumed>) = 0 [pid 5343] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5342] <... futex resumed>) = 1 [pid 5336] <... futex resumed>) = 0 [pid 5347] close(3 [pid 5345] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5343] <... futex resumed>) = 1 [pid 5342] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5339] <... futex resumed>) = 0 [pid 5336] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5347] <... close resumed>) = 0 [pid 5345] <... futex resumed>) = 1 [pid 5343] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5339] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5337] <... futex resumed>) = 0 [pid 5336] <... futex resumed>) = 0 [pid 5347] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5346] <... close resumed>) = 0 [pid 5345] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5342] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5339] <... futex resumed>) = 0 [pid 5337] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5336] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5347] <... futex resumed>) = 1 [pid 5345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5341] <... futex resumed>) = 0 [pid 5337] <... futex resumed>) = 0 [pid 5347] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5345] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5341] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5337] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5341] <... futex resumed>) = 0 [pid 5347] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5341] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5339] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5346] futex(0x7fb652f286cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5340] <... futex resumed>) = 0 [pid 5346] futex(0x7fb652f286c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5340] futex(0x7fb652f286c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5340] <... futex resumed>) = 0 [pid 5346] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5340] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5338] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5338] futex(0x7fb652f286cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5338] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb64ac1c000 [pid 5338] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5338] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} => {parent_tid=[5348]}, 88) = 5348 [pid 5338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5338] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5348 attached ) = 0 [pid 5348] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5338] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5348] <... rseq resumed>) = 0 [pid 5348] set_robust_list(0x7fb64ac3c9a0, 24) = 0 [pid 5348] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5348] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5337] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5341] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5339] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5337] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5336] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5341] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5340] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5339] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5337] <... futex resumed>) = 0 [pid 5336] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5341] <... futex resumed>) = 0 [pid 5340] futex(0x7fb652f286dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5339] <... futex resumed>) = 0 [pid 5337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5336] <... futex resumed>) = 0 [pid 5341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5340] <... futex resumed>) = 0 [pid 5339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5337] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5341] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5339] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5337] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5336] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5341] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5340] <... mmap resumed>) = 0x7fb64ac1c000 [pid 5339] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5337] <... mprotect resumed>) = 0 [pid 5336] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5341] <... mprotect resumed>) = 0 [pid 5340] mprotect(0x7fb64ac1d000, 131072, PROT_READ|PROT_WRITE [pid 5339] <... mprotect resumed>) = 0 [pid 5337] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5336] <... mprotect resumed>) = 0 [pid 5341] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5340] <... mprotect resumed>) = 0 [pid 5339] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5337] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5336] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5341] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5340] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5339] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5336] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5341] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5340] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5339] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5336] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac3c990, parent_tid=0x7fb64ac3c990, exit_signal=0, stack=0x7fb64ac1c000, stack_size=0x20300, tls=0x7fb64ac3c6c0} [pid 5337] <... clone3 resumed> => {parent_tid=[5349]}, 88) = 5349 ./strace-static-x86_64: Process 5350 attached ./strace-static-x86_64: Process 5349 attached [pid 5341] <... clone3 resumed> => {parent_tid=[5350]}, 88) = 5350 [pid 5339] <... clone3 resumed> => {parent_tid=[5351]}, 88) = 5351 [pid 5337] rt_sigprocmask(SIG_SETMASK, [], [pid 5336] <... clone3 resumed> => {parent_tid=[5352]}, 88) = 5352 ./strace-static-x86_64: Process 5353 attached ./strace-static-x86_64: Process 5351 attached [pid 5350] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5349] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5341] rt_sigprocmask(SIG_SETMASK, [], [pid 5340] <... clone3 resumed> => {parent_tid=[5353]}, 88) = 5353 [pid 5339] rt_sigprocmask(SIG_SETMASK, [], [pid 5337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5336] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5352 attached [pid 5353] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5351] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5350] <... rseq resumed>) = 0 [pid 5349] <... rseq resumed>) = 0 [pid 5341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5340] rt_sigprocmask(SIG_SETMASK, [], [pid 5339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5338] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5337] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5336] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5353] <... rseq resumed>) = 0 [pid 5352] rseq(0x7fb64ac3cfe0, 0x20, 0, 0x53053053 [pid 5351] <... rseq resumed>) = 0 [pid 5350] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5349] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5341] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5339] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5338] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5337] <... futex resumed>) = 0 [pid 5336] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5353] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5352] <... rseq resumed>) = 0 [pid 5351] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5350] <... set_robust_list resumed>) = 0 [pid 5349] <... set_robust_list resumed>) = 0 [pid 5341] <... futex resumed>) = 0 [pid 5340] futex(0x7fb652f286d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5339] <... futex resumed>) = 0 [pid 5338] <... futex resumed>) = 0 [pid 5337] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5336] <... futex resumed>) = 0 [pid 5353] <... set_robust_list resumed>) = 0 [pid 5352] set_robust_list(0x7fb64ac3c9a0, 24 [pid 5351] <... set_robust_list resumed>) = 0 [pid 5350] rt_sigprocmask(SIG_SETMASK, [], [pid 5349] rt_sigprocmask(SIG_SETMASK, [], [pid 5341] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5340] <... futex resumed>) = 0 [pid 5339] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5336] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5353] rt_sigprocmask(SIG_SETMASK, [], [pid 5352] <... set_robust_list resumed>) = 0 [pid 5351] rt_sigprocmask(SIG_SETMASK, [], [pid 5350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5349] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5340] futex(0x7fb652f286dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5338] <... mmap resumed>) = 0x7fb64abfb000 [pid 5353] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5352] rt_sigprocmask(SIG_SETMASK, [], [pid 5351] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5350] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5349] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5338] mprotect(0x7fb64abfc000, 131072, PROT_READ|PROT_WRITE [pid 5353] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5351] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5338] <... mprotect resumed>) = 0 [pid 5352] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_DIRECT|O_NOATIME, 000 [pid 5338] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb64ac1b990, parent_tid=0x7fb64ac1b990, exit_signal=0, stack=0x7fb64abfb000, stack_size=0x20300, tls=0x7fb64ac1b6c0} => {parent_tid=[5354]}, 88) = 5354 [pid 5338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 5354 attached [pid 5338] futex(0x7fb652f286e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5354] rseq(0x7fb64ac1bfe0, 0x20, 0, 0x53053053 [pid 5338] <... futex resumed>) = 0 [pid 5354] <... rseq resumed>) = 0 [pid 5338] futex(0x7fb652f286ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5354] set_robust_list(0x7fb64ac1b9a0, 24) = 0 [pid 5354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5354] ftruncate(-1, 33587195) = -1 EBADF (Bad file descriptor) [pid 5354] futex(0x7fb652f286ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5338] <... futex resumed>) = 0 [pid 5354] futex(0x7fb652f286e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5338] futex(0x7fb652f28