./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4089111168 <...> Warning: Permanently added '10.128.10.24' (ED25519) to the list of known hosts. execve("./syz-executor4089111168", ["./syz-executor4089111168"], 0x7ffc85033b20 /* 10 vars */) = 0 brk(NULL) = 0x555555b1f000 brk(0x555555b1fd40) = 0x555555b1fd40 arch_prctl(ARCH_SET_FS, 0x555555b1f3c0) = 0 set_tid_address(0x555555b1f690) = 5021 set_robust_list(0x555555b1f6a0, 24) = 0 rseq(0x555555b1fce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4089111168", 4096) = 28 getrandom("\xad\x42\x35\xe6\xce\x2d\x59\xa2", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555b1fd40 brk(0x555555b40d40) = 0x555555b40d40 brk(0x555555b41000) = 0x555555b41000 mprotect(0x7fca02fd4000, 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./strace-static-x86_64: Process 5022 attached , child_tidptr=0x555555b1f690) = 5022 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5022] set_robust_list(0x555555b1f6a0, 24) = 0 [pid 5022] mkdir("./syzkaller.z3isBX", 0700 [pid 5021] <... clone resumed>, child_tidptr=0x555555b1f690) = 5023 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1f690) = 5024 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b1f690) = 5025 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5022] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5023 attached [pid 5021] <... clone resumed>, child_tidptr=0x555555b1f690) = 5026 [pid 5022] chmod("./syzkaller.z3isBX", 0777 [pid 5021] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5022] <... chmod resumed>) = 0 [pid 5023] set_robust_list(0x555555b1f6a0, 24 [pid 5021] <... clone resumed>, child_tidptr=0x555555b1f690) = 5027 [pid 5022] chdir("./syzkaller.z3isBX" [pid 5023] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5024 attached ./strace-static-x86_64: Process 5026 attached [pid 5022] <... chdir resumed>) = 0 [pid 5026] set_robust_list(0x555555b1f6a0, 24) = 0 [pid 5022] mkdir("./0", 0777 [pid 5026] mkdir("./syzkaller.fUhnAr", 0700 [pid 5022] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5025 attached [pid 5025] set_robust_list(0x555555b1f6a0, 24 [pid 5022] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5025] <... set_robust_list resumed>) = 0 [pid 5025] mkdir("./syzkaller.p7dAFg", 0700 [pid 5026] <... mkdir resumed>) = 0 [pid 5022] <... openat resumed>) = 3 [pid 5026] chmod("./syzkaller.fUhnAr", 0777 [pid 5022] ioctl(3, LOOP_CLR_FD [pid 5023] mkdir("./syzkaller.B60gDd", 0700 [pid 5026] <... chmod resumed>) = 0 [pid 5026] chdir("./syzkaller.fUhnAr") = 0 [pid 5022] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5026] mkdir("./0", 0777 [pid 5022] close(3 [pid 5025] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5027 attached [pid 5024] set_robust_list(0x555555b1f6a0, 24 [pid 5023] <... mkdir resumed>) = 0 [pid 5022] <... close resumed>) = 0 [pid 5024] <... set_robust_list resumed>) = 0 [pid 5023] chmod("./syzkaller.B60gDd", 0777 [pid 5022] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5024] mkdir("./syzkaller.EqIuEZ", 0700 [pid 5023] <... chmod resumed>) = 0 [pid 5024] <... mkdir resumed>) = 0 [pid 5022] <... clone resumed>, child_tidptr=0x555555b1f690) = 5028 [pid 5024] chmod("./syzkaller.EqIuEZ", 0777 [pid 5023] chdir("./syzkaller.B60gDd"./strace-static-x86_64: Process 5028 attached ) = 0 [pid 5028] set_robust_list(0x555555b1f6a0, 24) = 0 [pid 5024] <... chmod resumed>) = 0 [pid 5023] mkdir("./0", 0777 [pid 5028] chdir("./0") = 0 [pid 5028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5023] <... mkdir resumed>) = 0 [pid 5024] chdir("./syzkaller.EqIuEZ" [pid 5027] set_robust_list(0x555555b1f6a0, 24 [pid 5023] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5024] <... chdir resumed>) = 0 [pid 5028] setpgid(0, 0) = 0 [pid 5028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5024] mkdir("./0", 0777 [pid 5023] <... openat resumed>) = 3 [pid 5028] <... openat resumed>) = 3 [pid 5024] <... mkdir resumed>) = 0 [pid 5023] ioctl(3, LOOP_CLR_FD [pid 5024] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5028] write(3, "1000", 4 [pid 5023] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5028] <... write resumed>) = 4 [pid 5028] close(3) = 0 [pid 5028] symlink("/dev/binderfs", "./binderfs" [pid 5024] <... openat resumed>) = 3 [pid 5023] close(3) = 0 [pid 5027] <... set_robust_list resumed>) = 0 [pid 5027] mkdir("./syzkaller.uHV73F", 0700 [pid 5023] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5025] chmod("./syzkaller.p7dAFg", 0777 [pid 5024] ioctl(3, LOOP_CLR_FD [pid 5028] <... symlink resumed>) = 0 [pid 5028] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5028] rt_sigaction(SIGRT_1, {sa_handler=0x7fca02f73060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fca02f64210}, NULL, 8) = 0 [pid 5028] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5024] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5028] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5025] <... chmod resumed>) = 0 [pid 5028] <... mmap resumed>) = 0x7fca02ee9000 [pid 5028] mprotect(0x7fca02eea000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5027] <... mkdir resumed>) = 0 [pid 5028] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5025] chdir("./syzkaller.p7dAFg" [pid 5024] close(3 [pid 5027] chmod("./syzkaller.uHV73F", 0777 [pid 5026] <... mkdir resumed>) = 0 [pid 5023] <... clone resumed>, child_tidptr=0x555555b1f690) = 5030 [pid 5028] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5024] <... close resumed>) = 0 [pid 5026] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5025] <... chdir resumed>) = 0 [pid 5024] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5026] <... openat resumed>) = 3 [pid 5028] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fca02f09990, parent_tid=0x7fca02f09990, exit_signal=0, stack=0x7fca02ee9000, stack_size=0x20300, tls=0x7fca02f096c0} [pid 5025] mkdir("./0", 0777) = 0 [pid 5026] ioctl(3, LOOP_CLR_FD [pid 5028] <... clone3 resumed> => {parent_tid=[5031]}, 88) = 5031 [pid 5028] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5028] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5028] <... futex resumed>) = 0 [pid 5027] <... chmod resumed>) = 0 [pid 5026] close(3 [pid 5028] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5027] chdir("./syzkaller.uHV73F" [pid 5026] <... close resumed>) = 0 [pid 5025] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5024] <... clone resumed>, child_tidptr=0x555555b1f690) = 5032 ./strace-static-x86_64: Process 5032 attached [pid 5027] <... chdir resumed>) = 0 [pid 5026] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5027] mkdir("./0", 0777./strace-static-x86_64: Process 5030 attached [pid 5030] set_robust_list(0x555555b1f6a0, 24) = 0 [pid 5030] chdir("./0" [pid 5032] set_robust_list(0x555555b1f6a0, 24 [pid 5027] <... mkdir resumed>) = 0 [pid 5026] <... clone resumed>, child_tidptr=0x555555b1f690) = 5033 [pid 5025] <... openat resumed>) = 3 [pid 5032] <... set_robust_list resumed>) = 0 [pid 5027] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5025] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5030] <... chdir resumed>) = 0 [pid 5030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5030] setpgid(0, 0 [pid 5027] <... openat resumed>) = 3 [pid 5025] close(3) = 0 [pid 5025] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5027] ioctl(3, LOOP_CLR_FD [pid 5032] chdir("./0" [pid 5030] <... setpgid resumed>) = 0 [pid 5030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5027] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5025] <... clone resumed>, child_tidptr=0x555555b1f690) = 5034 [pid 5032] <... chdir resumed>) = 0 [pid 5027] close(3 [pid 5032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5027] <... close resumed>) = 0 [pid 5030] write(3, "1000", 4 [pid 5032] <... prctl resumed>) = 0 [pid 5027] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5030] <... write resumed>) = 4 ./strace-static-x86_64: Process 5031 attached [pid 5030] close(3 [pid 5031] rseq(0x7fca02f09fe0, 0x20, 0, 0x53053053 [pid 5030] <... close resumed>) = 0 ./strace-static-x86_64: Process 5033 attached [pid 5031] <... rseq resumed>) = 0 [pid 5030] symlink("/dev/binderfs", "./binderfs" [pid 5032] setpgid(0, 0 [pid 5027] <... clone resumed>, child_tidptr=0x555555b1f690) = 5035 [pid 5032] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5035 attached ./strace-static-x86_64: Process 5034 attached [pid 5033] set_robust_list(0x555555b1f6a0, 24 [pid 5032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5031] set_robust_list(0x7fca02f099a0, 24 [pid 5030] <... symlink resumed>) = 0 [pid 5035] set_robust_list(0x555555b1f6a0, 24) = 0 [pid 5034] set_robust_list(0x555555b1f6a0, 24 [pid 5033] <... set_robust_list resumed>) = 0 [pid 5032] <... openat resumed>) = 3 [pid 5031] <... set_robust_list resumed>) = 0 [pid 5030] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5035] chdir("./0" [pid 5032] write(3, "1000", 4 [pid 5035] <... chdir resumed>) = 0 [pid 5032] <... write resumed>) = 4 [pid 5035] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5032] close(3 [pid 5035] <... prctl resumed>) = 0 [pid 5032] <... close resumed>) = 0 [pid 5035] setpgid(0, 0) = 0 [pid 5034] <... set_robust_list resumed>) = 0 [pid 5033] chdir("./0" [pid 5032] symlink("/dev/binderfs", "./binderfs" [pid 5031] rt_sigprocmask(SIG_SETMASK, [], [pid 5030] <... futex resumed>) = 0 [pid 5035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5034] chdir("./0" [pid 5033] <... chdir resumed>) = 0 [pid 5032] <... symlink resumed>) = 0 [pid 5031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5030] rt_sigaction(SIGRT_1, {sa_handler=0x7fca02f73060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fca02f64210}, [pid 5035] <... openat resumed>) = 3 [pid 5034] <... chdir resumed>) = 0 [pid 5033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5032] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] memfd_create("syzkaller", 0 [pid 5030] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5035] write(3, "1000", 4 [pid 5034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5033] <... prctl resumed>) = 0 [pid 5032] <... futex resumed>) = 0 [pid 5030] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5035] <... write resumed>) = 4 [pid 5034] <... prctl resumed>) = 0 [pid 5033] setpgid(0, 0 [pid 5032] rt_sigaction(SIGRT_1, {sa_handler=0x7fca02f73060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fca02f64210}, [pid 5030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5035] close(3 [pid 5034] setpgid(0, 0 [pid 5033] <... setpgid resumed>) = 0 [pid 5032] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5035] <... close resumed>) = 0 [pid 5034] <... setpgid resumed>) = 0 [pid 5033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5032] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5030] <... mmap resumed>) = 0x7fca02ee9000 [pid 5035] symlink("/dev/binderfs", "./binderfs" [pid 5034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5033] <... openat resumed>) = 3 [pid 5032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5030] mprotect(0x7fca02eea000, 131072, PROT_READ|PROT_WRITE [pid 5035] <... symlink resumed>) = 0 [pid 5034] <... openat resumed>) = 3 [pid 5033] write(3, "1000", 4 [pid 5032] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5030] <... mprotect resumed>) = 0 [pid 5035] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] write(3, "1000", 4 [pid 5033] <... write resumed>) = 4 [pid 5032] <... mmap resumed>) = 0x7fca02ee9000 [pid 5030] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5035] <... futex resumed>) = 0 [pid 5034] <... write resumed>) = 4 [pid 5033] close(3 [pid 5032] mprotect(0x7fca02eea000, 131072, PROT_READ|PROT_WRITE [pid 5030] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5035] rt_sigaction(SIGRT_1, {sa_handler=0x7fca02f73060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fca02f64210}, [pid 5034] close(3 [pid 5033] <... close resumed>) = 0 [pid 5032] <... mprotect resumed>) = 0 [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=0x7fca02f09990, parent_tid=0x7fca02f09990, exit_signal=0, stack=0x7fca02ee9000, stack_size=0x20300, tls=0x7fca02f096c0} [pid 5035] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5034] <... close resumed>) = 0 [pid 5033] symlink("/dev/binderfs", "./binderfs" [pid 5032] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5035] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5034] symlink("/dev/binderfs", "./binderfs" [pid 5033] <... symlink resumed>) = 0 [pid 5032] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5031] <... memfd_create resumed>) = 3 [pid 5030] <... clone3 resumed> => {parent_tid=[5037]}, 88) = 5037 ./strace-static-x86_64: Process 5037 attached [pid 5035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5034] <... symlink resumed>) = 0 [pid 5033] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fca02f09990, parent_tid=0x7fca02f09990, exit_signal=0, stack=0x7fca02ee9000, stack_size=0x20300, tls=0x7fca02f096c0} [pid 5031] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5030] rt_sigprocmask(SIG_SETMASK, [], [pid 5037] rseq(0x7fca02f09fe0, 0x20, 0, 0x53053053 [pid 5035] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5034] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] <... futex resumed>) = 0 [pid 5031] <... mmap resumed>) = 0x7fc9faae9000 [pid 5030] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5038 attached [pid 5037] <... rseq resumed>) = 0 [pid 5035] <... mmap resumed>) = 0x7fca02ee9000 [pid 5034] <... futex resumed>) = 0 [pid 5033] rt_sigaction(SIGRT_1, {sa_handler=0x7fca02f73060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fca02f64210}, [pid 5032] <... clone3 resumed> => {parent_tid=[5038]}, 88) = 5038 [pid 5030] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5038] rseq(0x7fca02f09fe0, 0x20, 0, 0x53053053 [pid 5037] set_robust_list(0x7fca02f099a0, 24 [pid 5035] mprotect(0x7fca02eea000, 131072, PROT_READ|PROT_WRITE [pid 5034] rt_sigaction(SIGRT_1, {sa_handler=0x7fca02f73060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fca02f64210}, [pid 5033] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5032] rt_sigprocmask(SIG_SETMASK, [], [pid 5030] <... futex resumed>) = 0 [pid 5038] <... rseq resumed>) = 0 [pid 5037] <... set_robust_list resumed>) = 0 [pid 5035] <... mprotect resumed>) = 0 [pid 5034] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5030] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5038] set_robust_list(0x7fca02f099a0, 24 [pid 5037] rt_sigprocmask(SIG_SETMASK, [], [pid 5035] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5034] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5032] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5038] <... set_robust_list resumed>) = 0 [pid 5037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5035] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5032] <... futex resumed>) = 0 [pid 5038] rt_sigprocmask(SIG_SETMASK, [], [pid 5037] memfd_create("syzkaller", 0 [pid 5035] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fca02f09990, parent_tid=0x7fca02f09990, exit_signal=0, stack=0x7fca02ee9000, stack_size=0x20300, tls=0x7fca02f096c0} [pid 5034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5033] <... mmap resumed>) = 0x7fca02ee9000 [pid 5032] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5037] <... memfd_create resumed>) = 3 [pid 5034] <... mmap resumed>) = 0x7fca02ee9000 [pid 5033] mprotect(0x7fca02eea000, 131072, PROT_READ|PROT_WRITE [pid 5038] memfd_create("syzkaller", 0 [pid 5037] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5035] <... clone3 resumed> => {parent_tid=[5039]}, 88) = 5039 [pid 5034] mprotect(0x7fca02eea000, 131072, PROT_READ|PROT_WRITE [pid 5033] <... mprotect resumed>) = 0 [pid 5034] <... mprotect resumed>) = 0 [pid 5033] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5038] <... memfd_create resumed>) = 3 [pid 5037] <... mmap resumed>) = 0x7fc9faae9000 [pid 5035] rt_sigprocmask(SIG_SETMASK, [], [pid 5034] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5033] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5038] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5034] <... rt_sigprocmask resumed>[], 8) = 0 [ 53.661052][ T5031] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5031 'syz-executor408' [pid 5033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fca02f09990, parent_tid=0x7fca02f09990, exit_signal=0, stack=0x7fca02ee9000, stack_size=0x20300, tls=0x7fca02f096c0} [pid 5035] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fca02f09990, parent_tid=0x7fca02f09990, exit_signal=0, stack=0x7fca02ee9000, stack_size=0x20300, tls=0x7fca02f096c0} [pid 5038] <... mmap resumed>) = 0x7fc9faae9000 [pid 5033] <... clone3 resumed> => {parent_tid=[5040]}, 88) = 5040 [pid 5034] <... clone3 resumed> => {parent_tid=[5041]}, 88) = 5041 [pid 5033] rt_sigprocmask(SIG_SETMASK, [], [pid 5034] rt_sigprocmask(SIG_SETMASK, [], [pid 5033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5033] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] <... futex resumed>) = 0 [pid 5034] <... futex resumed>) = 0 [pid 5033] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5039 attached [pid 5034] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5039] rseq(0x7fca02f09fe0, 0x20, 0, 0x53053053) = 0 [pid 5039] set_robust_list(0x7fca02f099a0, 24) = 0 ./strace-static-x86_64: Process 5040 attached [pid 5039] rt_sigprocmask(SIG_SETMASK, [], [pid 5040] rseq(0x7fca02f09fe0, 0x20, 0, 0x53053053 [pid 5039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5035] <... futex resumed>) = 0 [pid 5035] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5040] <... rseq resumed>) = 0 [pid 5039] memfd_create("syzkaller", 0 [pid 5040] set_robust_list(0x7fca02f099a0, 24 [pid 5039] <... memfd_create resumed>) = 3 [pid 5040] <... set_robust_list resumed>) = 0 [pid 5039] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5040] rt_sigprocmask(SIG_SETMASK, [], [pid 5039] <... mmap resumed>) = 0x7fc9faae9000 [pid 5040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5040] memfd_create("syzkaller", 0) = 3 [pid 5040] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fc9faae9000 ./strace-static-x86_64: Process 5041 attached [pid 5041] rseq(0x7fca02f09fe0, 0x20, 0, 0x53053053) = 0 [pid 5041] set_robust_list(0x7fca02f099a0, 24) = 0 [pid 5041] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5041] memfd_create("syzkaller", 0) = 3 [pid 5041] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fc9faae9000 [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"..., 16777216 [pid 5031] 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"..., 16777216 [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"..., 16777216 [pid 5041] 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"..., 16777216 [pid 5040] 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"..., 16777216 [pid 5039] 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"..., 16777216 [pid 5031] <... write resumed>) = 16777216 [pid 5037] <... write resumed>) = 16777216 [pid 5031] munmap(0x7fc9faae9000, 16777216 [pid 5038] <... write resumed>) = 16777216 [pid 5037] munmap(0x7fc9faae9000, 16777216) = 0 [pid 5031] <... munmap resumed>) = 0 [pid 5038] munmap(0x7fc9faae9000, 16777216 [pid 5031] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5031] ioctl(4, LOOP_SET_FD, 3 [pid 5037] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5037] ioctl(4, LOOP_SET_FD, 3 [pid 5041] <... write resumed>) = 16777216 [pid 5031] <... ioctl resumed>) = 0 [pid 5041] munmap(0x7fc9faae9000, 16777216 [pid 5038] <... munmap resumed>) = 0 [pid 5041] <... munmap resumed>) = 0 [pid 5038] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5038] ioctl(4, LOOP_SET_FD, 3 [pid 5039] <... write resumed>) = 16777216 [pid 5041] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5037] <... ioctl resumed>) = 0 [pid 5037] close(3 [pid 5041] ioctl(4, LOOP_SET_FD, 3 [pid 5037] <... close resumed>) = 0 [pid 5031] close(3 [pid 5037] mkdir("./file0", 0777 [pid 5031] <... close resumed>) = 0 [pid 5037] <... mkdir resumed>) = 0 [pid 5031] mkdir("./file0", 0777) = 0 [pid 5031] mount("/dev/loop0", "./file0", "jfs", MS_REC, "" [pid 5037] mount("/dev/loop1", "./file0", "jfs", MS_REC, "" [pid 5039] munmap(0x7fc9faae9000, 16777216 [pid 5040] <... write resumed>) = 16777216 [pid 5040] munmap(0x7fc9faae9000, 16777216 [pid 5037] <... mount resumed>) = 0 [pid 5041] <... ioctl resumed>) = 0 [pid 5037] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5031] <... mount resumed>) = 0 [pid 5041] close(3 [pid 5038] <... ioctl resumed>) = 0 [pid 5037] <... openat resumed>) = 3 [pid 5031] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5041] <... close resumed>) = 0 [pid 5038] close(3 [pid 5037] chdir("./file0" [pid 5041] mkdir("./file0", 0777 [pid 5038] <... close resumed>) = 0 [pid 5031] <... openat resumed>) = 3 [pid 5038] mkdir("./file0", 0777 [pid 5037] <... chdir resumed>) = 0 [pid 5041] <... mkdir resumed>) = 0 [pid 5039] <... munmap resumed>) = 0 [pid 5038] <... mkdir resumed>) = 0 [pid 5037] ioctl(4, LOOP_CLR_FD [pid 5031] chdir("./file0" [pid 5041] mount("/dev/loop3", "./file0", "jfs", MS_REC, "" [ 54.584793][ T5031] loop0: detected capacity change from 0 to 32768 [ 54.601796][ T5037] loop1: detected capacity change from 0 to 32768 [ 54.612388][ T5038] loop2: detected capacity change from 0 to 32768 [ 54.623375][ T5041] loop3: detected capacity change from 0 to 32768 [pid 5038] mount("/dev/loop2", "./file0", "jfs", MS_REC, "" [pid 5037] <... ioctl resumed>) = 0 [pid 5031] <... chdir resumed>) = 0 [pid 5039] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5040] <... munmap resumed>) = 0 [pid 5039] <... openat resumed>) = 4 [pid 5040] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5039] ioctl(4, LOOP_SET_FD, 3 [pid 5041] <... mount resumed>) = 0 [pid 5038] <... mount resumed>) = 0 [pid 5037] close(4 [pid 5031] ioctl(4, LOOP_CLR_FD [pid 5041] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5038] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5037] <... close resumed>) = 0 [pid 5031] <... ioctl resumed>) = 0 [pid 5041] <... openat resumed>) = 3 [pid 5038] <... openat resumed>) = 3 [pid 5037] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] close(4 [pid 5041] chdir("./file0" [pid 5038] chdir("./file0" [pid 5037] <... futex resumed>) = 1 [pid 5031] <... close resumed>) = 0 [pid 5030] <... futex resumed>) = 0 [pid 5041] <... chdir resumed>) = 0 [pid 5038] <... chdir resumed>) = 0 [pid 5037] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5031] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5041] ioctl(4, LOOP_CLR_FD [pid 5038] ioctl(4, LOOP_CLR_FD [pid 5037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5031] <... futex resumed>) = 1 [pid 5030] <... futex resumed>) = 0 [pid 5028] <... futex resumed>) = 0 [pid 5041] <... ioctl resumed>) = 0 [pid 5038] <... ioctl resumed>) = 0 [pid 5037] open(".", O_RDONLY [pid 5031] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5030] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5028] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5041] close(4 [pid 5038] close(4 [pid 5037] <... open resumed>) = 4 [pid 5031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5028] <... futex resumed>) = 0 [pid 5041] <... close resumed>) = 0 [pid 5038] <... close resumed>) = 0 [pid 5037] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] open(".", O_RDONLY [pid 5028] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5041] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5038] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5037] <... futex resumed>) = 1 [pid 5031] <... open resumed>) = 4 [pid 5030] <... futex resumed>) = 0 [pid 5041] <... futex resumed>) = 1 [pid 5040] <... openat resumed>) = 4 [pid 5038] <... futex resumed>) = 1 [pid 5037] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] <... futex resumed>) = 0 [pid 5032] <... futex resumed>) = 0 [pid 5031] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5041] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5038] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5034] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... futex resumed>) = 1 [pid 5040] ioctl(4, LOOP_SET_FD, 3 [pid 5030] <... futex resumed>) = 0 [pid 5028] <... futex resumed>) = 0 [pid 5041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5037] open_by_handle_at(4, {handle_bytes=8, handle_type=2, f_handle="\x0e\x00\x00\x00\x00\x00\x00\x00"}, O_RDONLY [pid 5034] <... futex resumed>) = 0 [pid 5032] <... futex resumed>) = 0 [pid 5031] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5030] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5028] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5041] open(".", O_RDONLY [pid 5040] <... ioctl resumed>) = 0 [pid 5039] <... ioctl resumed>) = 0 [pid 5038] open(".", O_RDONLY [pid 5034] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5032] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5028] <... futex resumed>) = 0 [pid 5041] <... open resumed>) = 4 [pid 5040] close(3 [pid 5039] close(3 [pid 5038] <... open resumed>) = 4 [ 54.667644][ T5039] loop5: detected capacity change from 0 to 32768 [ 54.687284][ T5040] loop4: detected capacity change from 0 to 32768 [ 54.689051][ T5037] ERROR: (device loop1): diRead: i_ino != di_number [ 54.689051][ T5037] [ 54.709278][ T5031] ERROR: (device loop0): diRead: i_ino != di_number [ 54.709278][ T5031] [pid 5031] open_by_handle_at(4, {handle_bytes=8, handle_type=2, f_handle="\x0e\x00\x00\x00\x00\x00\x00\x00"}, O_RDONLY [pid 5028] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5041] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5040] <... close resumed>) = 0 [pid 5039] <... close resumed>) = 0 [pid 5038] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5041] <... futex resumed>) = 1 [pid 5040] mkdir("./file0", 0777 [pid 5039] mkdir("./file0", 0777 [pid 5038] <... futex resumed>) = 1 [pid 5034] <... futex resumed>) = 0 [pid 5032] <... futex resumed>) = 0 [pid 5041] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5038] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5040] <... mkdir resumed>) = 0 [pid 5038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5034] <... futex resumed>) = 0 [pid 5032] <... futex resumed>) = 0 [pid 5041] open_by_handle_at(4, {handle_bytes=8, handle_type=2, f_handle="\x0e\x00\x00\x00\x00\x00\x00\x00"}, O_RDONLY [pid 5040] mount("/dev/loop4", "./file0", "jfs", MS_REC, "" [pid 5039] <... mkdir resumed>) = 0 [pid 5038] open_by_handle_at(4, {handle_bytes=8, handle_type=2, f_handle="\x0e\x00\x00\x00\x00\x00\x00\x00"}, O_RDONLY [pid 5034] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5032] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5039] mount("/dev/loop5", "./file0", "jfs", MS_REC, "" [pid 5040] <... mount resumed>) = 0 [pid 5039] <... mount resumed>) = 0 [pid 5040] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5039] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5040] <... openat resumed>) = 3 [pid 5039] <... openat resumed>) = 3 [pid 5040] chdir("./file0" [pid 5039] chdir("./file0" [pid 5030] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5040] <... chdir resumed>) = 0 [pid 5039] <... chdir resumed>) = 0 [pid 5030] futex(0x7fca02fda6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5040] ioctl(4, LOOP_CLR_FD [pid 5039] ioctl(4, LOOP_CLR_FD [pid 5030] <... futex resumed>) = 0 [pid 5040] <... ioctl resumed>) = 0 [pid 5039] <... ioctl resumed>) = 0 [pid 5030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5040] close(4 [pid 5039] close(4 [pid 5030] <... mmap resumed>) = 0x7fc9fbac8000 [pid 5040] <... close resumed>) = 0 [pid 5039] <... close resumed>) = 0 [pid 5030] mprotect(0x7fc9fbac9000, 131072, PROT_READ|PROT_WRITE [pid 5040] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5039] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] <... mprotect resumed>) = 0 [ 54.719481][ T5037] ERROR: (device loop1): remounting filesystem as read-only [ 54.731061][ T5041] ERROR: (device loop3): diRead: i_ino != di_number [ 54.731061][ T5041] [ 54.741920][ T5038] ERROR: (device loop2): diRead: i_ino != di_number [ 54.741920][ T5038] [ 54.752426][ T5031] ERROR: (device loop0): remounting filesystem as read-only [pid 5040] <... futex resumed>) = 1 [pid 5039] <... futex resumed>) = 1 [pid 5035] <... futex resumed>) = 0 [pid 5033] <... futex resumed>) = 0 [pid 5030] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5028] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5033] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5028] futex(0x7fca02fda6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] <... futex resumed>) = 0 [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=0x7fc9fbae8990, parent_tid=0x7fc9fbae8990, exit_signal=0, stack=0x7fc9fbac8000, stack_size=0x20300, tls=0x7fc9fbae86c0} [pid 5028] <... futex resumed>) = 0 [pid 5033] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5028] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5030] <... clone3 resumed> => {parent_tid=[5043]}, 88) = 5043 [pid 5028] <... mmap resumed>) = 0x7fc9fbac8000 [pid 5037] <... open_by_handle_at resumed>) = -1 ESTALE (Stale file handle) [pid 5030] rt_sigprocmask(SIG_SETMASK, [], [pid 5028] mprotect(0x7fc9fbac9000, 131072, PROT_READ|PROT_WRITE [pid 5037] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5028] <... mprotect resumed>) = 0 [pid 5037] <... futex resumed>) = 0 [pid 5030] futex(0x7fca02fda6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5028] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5037] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5030] <... futex resumed>) = 0 [pid 5028] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5030] futex(0x7fca02fda6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5028] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fc9fbae8990, parent_tid=0x7fc9fbae8990, exit_signal=0, stack=0x7fc9fbac8000, stack_size=0x20300, tls=0x7fc9fbae86c0} [pid 5040] open(".", O_RDONLY [pid 5039] open(".", O_RDONLY [pid 5035] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5043 attached [pid 5040] <... open resumed>) = 4 [pid 5039] <... open resumed>) = 4 [pid 5035] <... futex resumed>) = 0 [pid 5028] <... clone3 resumed> => {parent_tid=[5044]}, 88) = 5044 [pid 5043] rseq(0x7fc9fbae8fe0, 0x20, 0, 0x53053053 [pid 5040] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5039] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5035] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5028] rt_sigprocmask(SIG_SETMASK, [], [pid 5043] <... rseq resumed>) = 0 [pid 5040] <... futex resumed>) = 1 [pid 5039] <... futex resumed>) = 0 [pid 5035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5033] <... futex resumed>) = 0 [pid 5028] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5044 attached [pid 5043] set_robust_list(0x7fc9fbae89a0, 24 [pid 5040] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5039] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5035] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... open_by_handle_at resumed>) = -1 ESTALE (Stale file handle) [pid 5028] futex(0x7fca02fda6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5044] rseq(0x7fc9fbae8fe0, 0x20, 0, 0x53053053 [pid 5043] <... set_robust_list resumed>) = 0 [pid 5040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5035] <... futex resumed>) = 0 [pid 5033] <... futex resumed>) = 0 [pid 5031] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5028] <... futex resumed>) = 0 [pid 5044] <... rseq resumed>) = 0 [pid 5043] rt_sigprocmask(SIG_SETMASK, [], [pid 5040] open_by_handle_at(4, {handle_bytes=8, handle_type=2, f_handle="\x0e\x00\x00\x00\x00\x00\x00\x00"}, O_RDONLY [pid 5039] open_by_handle_at(4, {handle_bytes=8, handle_type=2, f_handle="\x0e\x00\x00\x00\x00\x00\x00\x00"}, O_RDONLY [pid 5035] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5033] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5031] <... futex resumed>) = 0 [pid 5028] futex(0x7fca02fda6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5044] set_robust_list(0x7fc9fbae89a0, 24 [pid 5043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5031] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5044] <... set_robust_list resumed>) = 0 [pid 5043] creat("./bus", 000 [pid 5044] rt_sigprocmask(SIG_SETMASK, [], [pid 5043] <... creat resumed>) = -1 EROFS (Read-only file system) [pid 5034] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5032] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5043] futex(0x7fca02fda6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] futex(0x7fca02fda6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] futex(0x7fca02fda6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5044] creat("./bus", 000 [pid 5043] <... futex resumed>) = 1 [pid 5038] <... open_by_handle_at resumed>) = -1 ESTALE (Stale file handle) [pid 5034] <... futex resumed>) = 0 [pid 5032] <... futex resumed>) = 0 [pid 5030] <... futex resumed>) = 0 [pid 5044] <... creat resumed>) = -1 EROFS (Read-only file system) [pid 5043] futex(0x7fca02fda6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5038] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5032] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5030] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5044] futex(0x7fca02fda6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5038] <... futex resumed>) = 0 [pid 5037] <... futex resumed>) = 0 [pid 5034] <... mmap resumed>) = 0x7fc9fbac8000 [pid 5032] <... mmap resumed>) = 0x7fc9fbac8000 [pid 5030] <... futex resumed>) = 1 [pid 5044] <... futex resumed>) = 1 [pid 5038] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5037] ftruncate(-1, 2048 [pid 5034] mprotect(0x7fc9fbac9000, 131072, PROT_READ|PROT_WRITE [pid 5032] mprotect(0x7fc9fbac9000, 131072, PROT_READ|PROT_WRITE [pid 5030] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5028] <... futex resumed>) = 0 [pid 5044] futex(0x7fca02fda6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5037] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5034] <... mprotect resumed>) = 0 [pid 5032] <... mprotect resumed>) = 0 [pid 5028] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5037] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5032] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5031] <... futex resumed>) = 0 [pid 5028] <... futex resumed>) = 1 [pid 5037] <... futex resumed>) = 1 [pid 5034] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5032] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5031] ftruncate(-1, 2048 [pid 5030] <... futex resumed>) = 0 [pid 5028] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5037] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fc9fbae8990, parent_tid=0x7fc9fbae8990, exit_signal=0, stack=0x7fc9fbac8000, stack_size=0x20300, tls=0x7fc9fbae86c0} [pid 5032] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fc9fbae8990, parent_tid=0x7fc9fbae8990, exit_signal=0, stack=0x7fc9fbac8000, stack_size=0x20300, tls=0x7fc9fbae86c0} [pid 5031] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5030] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5031] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] <... futex resumed>) = 0 [pid 5037] open("./bus", O_RDONLY|O_CREAT|O_NOCTTY|O_APPEND|O_NONBLOCK|O_SYNC|O_DIRECT|O_NOFOLLOW, 0511 [pid 5034] <... clone3 resumed> => {parent_tid=[5045]}, 88) = 5045 [pid 5032] <... clone3 resumed> => {parent_tid=[5046]}, 88) = 5046 [pid 5031] <... futex resumed>) = 1 [pid 5030] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5028] <... futex resumed>) = 0 [pid 5037] <... open resumed>) = -1 EROFS (Read-only file system) [pid 5034] rt_sigprocmask(SIG_SETMASK, [], [pid 5032] rt_sigprocmask(SIG_SETMASK, [], [pid 5031] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5028] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5037] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5028] <... futex resumed>) = 0 [pid 5037] <... futex resumed>) = 1 [pid 5034] futex(0x7fca02fda6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] futex(0x7fca02fda6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] open("./bus", O_RDONLY|O_CREAT|O_NOCTTY|O_APPEND|O_NONBLOCK|O_SYNC|O_DIRECT|O_NOFOLLOW, 0511 [pid 5030] <... futex resumed>) = 0 [pid 5028] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5037] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] <... futex resumed>) = 0 [pid 5032] <... futex resumed>) = 0 [pid 5031] <... open resumed>) = -1 EROFS (Read-only file system) [pid 5030] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5045 attached [pid 5037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5034] futex(0x7fca02fda6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5032] futex(0x7fca02fda6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5031] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] <... futex resumed>) = 0 [pid 5045] rseq(0x7fc9fbae8fe0, 0x20, 0, 0x53053053 [pid 5037] sendfile(-1, -1, NULL, 145139829833722 [pid 5031] <... futex resumed>) = 1 [pid 5030] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5028] <... futex resumed>) = 0 [pid 5045] <... rseq resumed>) = 0 [pid 5037] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5031] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5028] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5045] set_robust_list(0x7fc9fbae89a0, 24 [pid 5037] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5028] <... futex resumed>) = 0 [pid 5045] <... set_robust_list resumed>) = 0 [pid 5037] <... futex resumed>) = 1 [pid 5031] sendfile(-1, -1, NULL, 145139829833722 [pid 5030] <... futex resumed>) = 0 [pid 5028] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5045] rt_sigprocmask(SIG_SETMASK, [], [pid 5037] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5031] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5030] exit_group(0 [pid 5045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5043] <... futex resumed>) = ? [pid 5041] <... open_by_handle_at resumed>) = -1 ESTALE (Stale file handle) [pid 5037] <... futex resumed>) = ? [ 54.765663][ T5038] ERROR: (device loop2): remounting filesystem as read-only [ 54.767267][ T5041] ERROR: (device loop3): remounting filesystem as read-only [ 54.792901][ T5040] ERROR: (device loop4): diRead: i_ino != di_number [ 54.792901][ T5040] [ 54.802871][ T5039] ERROR: (device loop5): diRead: i_ino != di_number [ 54.802871][ T5039] [pid 5031] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5030] <... exit_group resumed>) = ? [pid 5045] creat("./bus", 000 [pid 5043] +++ exited with 0 +++ [pid 5041] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5037] +++ exited with 0 +++ [pid 5031] <... futex resumed>) = 1 [pid 5030] +++ exited with 0 +++ [pid 5028] <... futex resumed>) = 0 [pid 5045] <... creat resumed>) = -1 EROFS (Read-only file system) [pid 5041] <... futex resumed>) = 0 [pid 5039] <... open_by_handle_at resumed>) = -1 ESTALE (Stale file handle) [pid 5031] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5028] exit_group(0 [pid 5045] futex(0x7fca02fda6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5044] <... futex resumed>) = ? [pid 5041] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5039] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... futex resumed>) = ? [pid 5028] <... exit_group resumed>) = ? [pid 5023] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5030, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=27 /* 0.27 s */} --- [pid 5045] <... futex resumed>) = 1 [pid 5044] +++ exited with 0 +++ [pid 5039] <... futex resumed>) = 1 [pid 5035] <... futex resumed>) = 0 [pid 5034] <... futex resumed>) = 0 [pid 5031] +++ exited with 0 +++ [pid 5028] +++ exited with 0 +++ [pid 5023] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5046 attached [pid 5045] futex(0x7fca02fda6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5039] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5035] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5041] <... futex resumed>) = 0 [pid 5034] <... futex resumed>) = 1 [pid 5041] ftruncate(-1, 2048 [pid 5034] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5041] <... ftruncate resumed>) = -1 EBADF (Bad file descriptor) [pid 5041] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5034] <... futex resumed>) = 0 [pid 5041] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5034] <... futex resumed>) = 0 [pid 5041] open("./bus", O_RDONLY|O_CREAT|O_NOCTTY|O_APPEND|O_NONBLOCK|O_SYNC|O_DIRECT|O_NOFOLLOW, 0511 [pid 5034] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5041] <... open resumed>) = -1 EROFS (Read-only file system) [pid 5041] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5034] <... futex resumed>) = 0 [pid 5041] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5034] <... futex resumed>) = 0 [pid 5041] sendfile(-1, -1, NULL, 145139829833722 [pid 5034] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5041] <... sendfile resumed>) = -1 EBADF (Bad file descriptor) [pid 5041] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5034] <... futex resumed>) = 0 [pid 5041] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] exit_group(0 [pid 5045] <... futex resumed>) = ? [pid 5041] <... futex resumed>) = ? [pid 5034] <... exit_group resumed>) = ? [pid 5045] +++ exited with 0 +++ [pid 5041] +++ exited with 0 +++ [pid 5046] rseq(0x7fc9fbae8fe0, 0x20, 0, 0x53053053 [pid 5039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5035] <... futex resumed>) = 0 [pid 5034] +++ exited with 0 +++ [pid 5033] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5023] <... restart_syscall resumed>) = 0 [pid 5022] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5028, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=20 /* 0.20 s */} --- [pid 5046] <... rseq resumed>) = 0 [pid 5039] creat("./bus", 000 [pid 5035] futex(0x7fca02fda6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5033] futex(0x7fca02fda6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fc9fbac8000 [pid 5033] mprotect(0x7fc9fbac9000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5033] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fc9fbae8990, parent_tid=0x7fc9fbae8990, exit_signal=0, stack=0x7fc9fbac8000, stack_size=0x20300, tls=0x7fc9fbae86c0} => {parent_tid=[5047]}, 88) = 5047 [pid 5046] set_robust_list(0x7fc9fbae89a0, 24 [pid 5039] <... creat resumed>) = -1 EROFS (Read-only file system) [pid 5033] rt_sigprocmask(SIG_SETMASK, [], [pid 5025] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5034, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=26 /* 0.26 s */} --- [pid 5046] <... set_robust_list resumed>) = 0 [pid 5039] futex(0x7fca02fda6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5046] rt_sigprocmask(SIG_SETMASK, [], [pid 5039] <... futex resumed>) = 1 [pid 5035] <... futex resumed>) = 0 [pid 5033] futex(0x7fca02fda6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5032] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5039] futex(0x7fca02fda6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5035] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5033] <... futex resumed>) = 0 [pid 5032] futex(0x7fca02fda6c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5047 attached [pid 5046] creat("./bus", 000 [pid 5039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5038] <... futex resumed>) = 0 [pid 5035] <... futex resumed>) = 0 [pid 5033] futex(0x7fca02fda6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}