./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor333857177 <...> Warning: Permanently added '10.128.1.16' (ED25519) to the list of known hosts. execve("./syz-executor333857177", ["./syz-executor333857177"], 0x7ffc6f1aa120 /* 10 vars */) = 0 brk(NULL) = 0x55557709b000 brk(0x55557709bd40) = 0x55557709bd40 arch_prctl(ARCH_SET_FS, 0x55557709b3c0) = 0 set_tid_address(0x55557709b690) = 5241 set_robust_list(0x55557709b6a0, 24) = 0 rseq(0x55557709bce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor333857177", 4096) = 27 getrandom("\x23\xe2\xc6\xe0\x76\x19\x93\xbe", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557709bd40 brk(0x5555770bcd40) = 0x5555770bcd40 brk(0x5555770bd000) = 0x5555770bd000 mprotect(0x7fe38c890000, 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 5242 attached [pid 5242] set_robust_list(0x55557709b6a0, 24 [pid 5241] <... clone resumed>, child_tidptr=0x55557709b690) = 5242 [pid 5242] <... set_robust_list resumed>) = 0 [pid 5241] openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "10000000000", 11) = 11 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "20", 2) = 2 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "1", 1) = 1 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "0", 1) = 1 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "0", 1) = 1 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "1", 1) = 1 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "100", 3) = 3 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "0", 1) = 1 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "0", 1) = 1 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "7 4 1 3", 7) = 7 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "1", 1) = 1 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "1", 1) = 1 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "0", 1) = 1 [pid 5241] close(3) = 0 [pid 5241] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 5241] write(3, "5242", 4) = 4 [pid 5241] close(3) = 0 [pid 5241] kill(5242, SIGKILL) = 0 [pid 5242] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5242, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5243 attached , child_tidptr=0x55557709b690) = 5243 [pid 5243] set_robust_list(0x55557709b6a0, 24) = 0 [pid 5241] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5243] mkdir("./syzkaller.HNiIJm", 0700./strace-static-x86_64: Process 5244 attached [pid 5241] <... clone resumed>, child_tidptr=0x55557709b690) = 5244 [pid 5243] <... mkdir resumed>) = 0 [pid 5244] set_robust_list(0x55557709b6a0, 24 [pid 5243] chmod("./syzkaller.HNiIJm", 0777 [pid 5244] <... set_robust_list resumed>) = 0 [pid 5241] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5244] mkdir("./syzkaller.SK63T2", 0700 [pid 5243] <... chmod resumed>) = 0 [pid 5243] chdir("./syzkaller.HNiIJm"./strace-static-x86_64: Process 5245 attached [pid 5244] <... mkdir resumed>) = 0 [pid 5243] <... chdir resumed>) = 0 [pid 5241] <... clone resumed>, child_tidptr=0x55557709b690) = 5245 [pid 5245] set_robust_list(0x55557709b6a0, 24 [pid 5244] chmod("./syzkaller.SK63T2", 0777 [pid 5243] mkdir("./0", 0777 [pid 5241] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5245] <... set_robust_list resumed>) = 0 [pid 5245] mkdir("./syzkaller.M9Xjyt", 0700 [pid 5244] <... chmod resumed>) = 0 ./strace-static-x86_64: Process 5246 attached [pid 5246] set_robust_list(0x55557709b6a0, 24 [pid 5241] <... clone resumed>, child_tidptr=0x55557709b690) = 5246 [pid 5244] chdir("./syzkaller.SK63T2" [pid 5243] <... mkdir resumed>) = 0 [pid 5246] <... set_robust_list resumed>) = 0 [pid 5241] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5246] mkdir("./syzkaller.VXOmyJ", 0700 [pid 5244] <... chdir resumed>) = 0 [pid 5245] <... mkdir resumed>) = 0 [pid 5243] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5245] chmod("./syzkaller.M9Xjyt", 0777 [pid 5243] <... openat resumed>) = 3 [pid 5246] <... mkdir resumed>) = 0 [pid 5245] <... chmod resumed>) = 0 ./strace-static-x86_64: Process 5247 attached [pid 5241] <... clone resumed>, child_tidptr=0x55557709b690) = 5247 [pid 5246] chmod("./syzkaller.VXOmyJ", 0777 [pid 5245] chdir("./syzkaller.M9Xjyt" [pid 5244] mkdir("./0", 0777 [pid 5243] ioctl(3, LOOP_CLR_FD [pid 5247] set_robust_list(0x55557709b6a0, 24 [pid 5245] <... chdir resumed>) = 0 [pid 5246] <... chmod resumed>) = 0 [pid 5244] <... mkdir resumed>) = 0 [pid 5243] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5247] <... set_robust_list resumed>) = 0 [pid 5245] mkdir("./0", 0777 [pid 5244] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5243] close(3 [pid 5246] chdir("./syzkaller.VXOmyJ") = 0 [pid 5246] mkdir("./0", 0777 [pid 5245] <... mkdir resumed>) = 0 [pid 5247] mkdir("./syzkaller.jZLfQy", 0700 [pid 5244] <... openat resumed>) = 3 [pid 5243] <... close resumed>) = 0 [pid 5247] <... mkdir resumed>) = 0 [pid 5244] ioctl(3, LOOP_CLR_FD [pid 5245] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5244] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5243] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5248 attached [pid 5247] chmod("./syzkaller.jZLfQy", 0777 [pid 5246] <... mkdir resumed>) = 0 [pid 5245] <... openat resumed>) = 3 [pid 5244] close(3 [pid 5248] set_robust_list(0x55557709b6a0, 24 [pid 5246] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5248] <... set_robust_list resumed>) = 0 [pid 5247] <... chmod resumed>) = 0 [pid 5246] <... openat resumed>) = 3 [pid 5245] ioctl(3, LOOP_CLR_FD [pid 5244] <... close resumed>) = 0 [pid 5243] <... clone resumed>, child_tidptr=0x55557709b690) = 5248 [pid 5247] chdir("./syzkaller.jZLfQy" [pid 5246] ioctl(3, LOOP_CLR_FD [pid 5245] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5244] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5248] chdir("./0" [pid 5247] <... chdir resumed>) = 0 [pid 5246] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 5249 attached [pid 5248] <... chdir resumed>) = 0 [pid 5247] mkdir("./0", 0777 [pid 5246] close(3 [pid 5245] close(3 [pid 5249] set_robust_list(0x55557709b6a0, 24 [pid 5248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5246] <... close resumed>) = 0 [pid 5245] <... close resumed>) = 0 [pid 5249] <... set_robust_list resumed>) = 0 [pid 5248] <... prctl resumed>) = 0 [pid 5246] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5248] setpgid(0, 0 [pid 5247] <... mkdir resumed>) = 0 [pid 5245] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5244] <... clone resumed>, child_tidptr=0x55557709b690) = 5249 ./strace-static-x86_64: Process 5250 attached [pid 5250] set_robust_list(0x55557709b6a0, 24 [pid 5249] chdir("./0" [pid 5248] <... setpgid resumed>) = 0 [pid 5246] <... clone resumed>, child_tidptr=0x55557709b690) = 5250 ./strace-static-x86_64: Process 5251 attached [pid 5250] <... set_robust_list resumed>) = 0 [pid 5249] <... chdir resumed>) = 0 [pid 5248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5250] chdir("./0" [pid 5249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5248] <... openat resumed>) = 3 [pid 5247] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5245] <... clone resumed>, child_tidptr=0x55557709b690) = 5251 [pid 5247] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5247] close(3) = 0 [pid 5247] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5252 attached [pid 5251] set_robust_list(0x55557709b6a0, 24 [pid 5250] <... chdir resumed>) = 0 [pid 5249] <... prctl resumed>) = 0 [pid 5248] write(3, "1000", 4 [pid 5251] <... set_robust_list resumed>) = 0 [pid 5250] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5248] <... write resumed>) = 4 [pid 5249] setpgid(0, 0 [pid 5251] chdir("./0" [pid 5250] <... prctl resumed>) = 0 [pid 5249] <... setpgid resumed>) = 0 [pid 5248] close(3 [pid 5252] set_robust_list(0x55557709b6a0, 24 [pid 5250] setpgid(0, 0 [pid 5249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5248] <... close resumed>) = 0 [pid 5247] <... clone resumed>, child_tidptr=0x55557709b690) = 5252 [pid 5252] <... set_robust_list resumed>) = 0 [pid 5251] <... chdir resumed>) = 0 [pid 5250] <... setpgid resumed>) = 0 [pid 5249] <... openat resumed>) = 3 [pid 5248] symlink("/dev/binderfs", "./binderfs" [pid 5249] write(3, "1000", 4 [pid 5252] chdir("./0" [pid 5251] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5248] <... symlink resumed>) = 0 [pid 5249] <... write resumed>) = 4 [pid 5248] write(1, "executing program\n", 18executing program [pid 5252] <... chdir resumed>) = 0 [pid 5251] <... prctl resumed>) = 0 [pid 5249] close(3 [pid 5248] <... write resumed>) = 18 [pid 5250] <... openat resumed>) = 3 [pid 5252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5251] setpgid(0, 0 [pid 5248] futex(0x7fe38c8966ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] <... prctl resumed>) = 0 [pid 5251] <... setpgid resumed>) = 0 [pid 5250] write(3, "1000", 4 [pid 5249] <... close resumed>) = 0 [pid 5248] <... futex resumed>) = 0 [pid 5252] setpgid(0, 0 [pid 5250] <... write resumed>) = 4 [pid 5252] <... setpgid resumed>) = 0 [pid 5249] symlink("/dev/binderfs", "./binderfs" [pid 5248] rt_sigaction(SIGRT_1, {sa_handler=0x7fe38c8341e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fe38c825390}, [pid 5252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5248] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5250] close(3 [pid 5249] <... symlink resumed>) = 0 [pid 5248] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5252] <... openat resumed>) = 3 [pid 5250] <... close resumed>) = 0 [pid 5251] <... openat resumed>) = 3 [pid 5249] write(1, "executing program\n", 18 [pid 5248] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 5250] symlink("/dev/binderfs", "./binderfs" [pid 5249] <... write resumed>) = 18 [pid 5248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5250] <... symlink resumed>) = 0 [pid 5251] write(3, "1000", 4executing program [pid 5249] futex(0x7fe38c8966ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] <... mmap resumed>) = 0x7fe38c7a4000 [pid 5252] write(3, "1000", 4 [pid 5251] <... write resumed>) = 4 [pid 5250] write(1, "executing program\n", 18 [pid 5249] <... futex resumed>) = 0 [pid 5248] mprotect(0x7fe38c7a5000, 131072, PROT_READ|PROT_WRITE [pid 5252] <... write resumed>) = 4 [pid 5251] close(3 [pid 5250] <... write resumed>) = 18 [pid 5249] rt_sigaction(SIGRT_1, {sa_handler=0x7fe38c8341e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fe38c825390}, [pid 5252] close(3 [pid 5251] <... close resumed>) = 0 [pid 5250] futex(0x7fe38c8966ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5248] <... mprotect resumed>) = 0 [pid 5252] <... close resumed>) = 0 [pid 5251] symlink("/dev/binderfs", "./binderfs" [pid 5250] <... futex resumed>) = 0 [pid 5249] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5248] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5252] symlink("/dev/binderfs", "./binderfs" [pid 5251] <... symlink resumed>) = 0 [pid 5250] rt_sigaction(SIGRT_1, {sa_handler=0x7fe38c8341e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fe38c825390}, [pid 5249] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 5248] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5252] <... symlink resumed>) = 0 [pid 5251] write(1, "executing program\n", 18 [pid 5250] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5249] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fe38c7c4990, parent_tid=0x7fe38c7c4990, exit_signal=0, stack=0x7fe38c7a4000, stack_size=0x20300, tls=0x7fe38c7c46c0}./strace-static-x86_64: Process 5254 attached [pid 5252] write(1, "executing program\n", 18executing program [pid 5251] <... write resumed>) = 18 [pid 5250] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5249] <... mmap resumed>) = 0x7fe38c7a4000 [pid 5254] rseq(0x7fe38c7c4fe0, 0x20, 0, 0x53053053 [pid 5252] <... write resumed>) = 18 [pid 5251] futex(0x7fe38c8966ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5249] mprotect(0x7fe38c7a5000, 131072, PROT_READ|PROT_WRITE [pid 5248] <... clone3 resumed> => {parent_tid=[5254]}, 88) = 5254 [pid 5254] <... rseq resumed>) = 0 [pid 5252] futex(0x7fe38c8966ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5251] <... futex resumed>) = 0 [pid 5250] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5249] <... mprotect resumed>) = 0 [pid 5248] rt_sigprocmask(SIG_SETMASK, [], [pid 5254] set_robust_list(0x7fe38c7c49a0, 24 [pid 5252] <... futex resumed>) = 0 [pid 5251] rt_sigaction(SIGRT_1, {sa_handler=0x7fe38c8341e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fe38c825390}, [pid 5250] <... mmap resumed>) = 0x7fe38c7a4000 [pid 5249] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5254] <... set_robust_list resumed>) = 0 [pid 5252] rt_sigaction(SIGRT_1, {sa_handler=0x7fe38c8341e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fe38c825390}, [pid 5251] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5250] mprotect(0x7fe38c7a5000, 131072, PROT_READ|PROT_WRITE [pid 5249] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5248] futex(0x7fe38c8966a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5254] rt_sigprocmask(SIG_SETMASK, [], [pid 5252] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5251] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5250] <... mprotect resumed>) = 0 [pid 5249] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fe38c7c4990, parent_tid=0x7fe38c7c4990, exit_signal=0, stack=0x7fe38c7a4000, stack_size=0x20300, tls=0x7fe38c7c46c0} [pid 5248] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5255 attached [pid 5254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5252] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5250] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5248] futex(0x7fe38c8966ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5254] sync( [pid 5252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5251] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5250] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5249] <... clone3 resumed> => {parent_tid=[5255]}, 88) = 5255 [pid 5252] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5251] <... mmap resumed>) = 0x7fe38c7a4000 [pid 5250] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fe38c7c4990, parent_tid=0x7fe38c7c4990, exit_signal=0, stack=0x7fe38c7a4000, stack_size=0x20300, tls=0x7fe38c7c46c0} [pid 5249] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5256 attached [pid 5255] rseq(0x7fe38c7c4fe0, 0x20, 0, 0x53053053 [pid 5252] <... mmap resumed>) = 0x7fe38c7a4000 [pid 5251] mprotect(0x7fe38c7a5000, 131072, PROT_READ|PROT_WRITE [pid 5249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5256] rseq(0x7fe38c7c4fe0, 0x20, 0, 0x53053053 [pid 5255] <... rseq resumed>) = 0 [pid 5252] mprotect(0x7fe38c7a5000, 131072, PROT_READ|PROT_WRITE [pid 5251] <... mprotect resumed>) = 0 [pid 5250] <... clone3 resumed> => {parent_tid=[5256]}, 88) = 5256 [pid 5249] futex(0x7fe38c8966a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] <... rseq resumed>) = 0 [pid 5255] set_robust_list(0x7fe38c7c49a0, 24 [pid 5252] <... mprotect resumed>) = 0 [pid 5251] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5250] rt_sigprocmask(SIG_SETMASK, [], [pid 5249] <... futex resumed>) = 0 [pid 5256] set_robust_list(0x7fe38c7c49a0, 24 [pid 5255] <... set_robust_list resumed>) = 0 [pid 5252] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5251] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5249] futex(0x7fe38c8966ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5256] <... set_robust_list resumed>) = 0 [pid 5255] rt_sigprocmask(SIG_SETMASK, [], [pid 5252] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5251] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fe38c7c4990, parent_tid=0x7fe38c7c4990, exit_signal=0, stack=0x7fe38c7a4000, stack_size=0x20300, tls=0x7fe38c7c46c0} [pid 5250] futex(0x7fe38c8966a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] rt_sigprocmask(SIG_SETMASK, [], [pid 5255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5250] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5257 attached [pid 5256] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5255] sync( [pid 5252] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fe38c7c4990, parent_tid=0x7fe38c7c4990, exit_signal=0, stack=0x7fe38c7a4000, stack_size=0x20300, tls=0x7fe38c7c46c0} [pid 5250] futex(0x7fe38c8966ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5257] rseq(0x7fe38c7c4fe0, 0x20, 0, 0x53053053 [pid 5256] sync( [pid 5251] <... clone3 resumed> => {parent_tid=[5257]}, 88) = 5257 ./strace-static-x86_64: Process 5258 attached [pid 5258] rseq(0x7fe38c7c4fe0, 0x20, 0, 0x53053053 [pid 5252] <... clone3 resumed> => {parent_tid=[5258]}, 88) = 5258 [pid 5258] <... rseq resumed>) = 0 [pid 5258] set_robust_list(0x7fe38c7c49a0, 24 [pid 5252] rt_sigprocmask(SIG_SETMASK, [], [pid 5258] <... set_robust_list resumed>) = 0 [pid 5252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5258] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5252] futex(0x7fe38c8966a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] sync( [pid 5252] <... futex resumed>) = 0 [pid 5252] futex(0x7fe38c8966ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5257] <... rseq resumed>) = 0 [pid 5251] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5257] set_robust_list(0x7fe38c7c49a0, 24 [pid 5251] futex(0x7fe38c8966a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5257] <... set_robust_list resumed>) = 0 [pid 5251] <... futex resumed>) = 0 [pid 5257] rt_sigprocmask(SIG_SETMASK, [], [pid 5251] futex(0x7fe38c8966ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5257] sync( [pid 5248] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5248] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5250] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5249] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5248] <... mmap resumed>) = 0x7fe38c783000 [pid 5249] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] mprotect(0x7fe38c784000, 131072, PROT_READ|PROT_WRITE [pid 5249] <... futex resumed>) = 0 [pid 5249] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5250] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] <... mmap resumed>) = 0x7fe38c783000 [pid 5250] <... futex resumed>) = 0 [pid 5249] mprotect(0x7fe38c784000, 131072, PROT_READ|PROT_WRITE [pid 5250] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5249] <... mprotect resumed>) = 0 [pid 5250] <... mmap resumed>) = 0x7fe38c783000 [pid 5248] <... mprotect resumed>) = 0 [pid 5250] mprotect(0x7fe38c784000, 131072, PROT_READ|PROT_WRITE [pid 5249] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5250] <... mprotect resumed>) = 0 [pid 5249] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5252] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5248] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5249] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fe38c7a3990, parent_tid=0x7fe38c7a3990, exit_signal=0, stack=0x7fe38c783000, stack_size=0x20300, tls=0x7fe38c7a36c0} [pid 5248] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fe38c7a3990, parent_tid=0x7fe38c7a3990, exit_signal=0, stack=0x7fe38c783000, stack_size=0x20300, tls=0x7fe38c7a36c0}./strace-static-x86_64: Process 5259 attached [pid 5252] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5249] <... clone3 resumed> => {parent_tid=[5259]}, 88) = 5259 ./strace-static-x86_64: Process 5260 attached [pid 5259] rseq(0x7fe38c7a3fe0, 0x20, 0, 0x53053053 [pid 5252] <... futex resumed>) = 0 [pid 5259] <... rseq resumed>) = 0 [pid 5252] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5251] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5250] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5249] rt_sigprocmask(SIG_SETMASK, [], [pid 5260] rseq(0x7fe38c7a3fe0, 0x20, 0, 0x53053053 [pid 5259] set_robust_list(0x7fe38c7a39a0, 24 [pid 5252] <... mmap resumed>) = 0x7fe38c783000 [pid 5251] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fe38c7a3990, parent_tid=0x7fe38c7a3990, exit_signal=0, stack=0x7fe38c783000, stack_size=0x20300, tls=0x7fe38c7a36c0} [pid 5249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5248] <... clone3 resumed> => {parent_tid=[5260]}, 88) = 5260 [pid 5260] <... rseq resumed>) = 0 [pid 5260] set_robust_list(0x7fe38c7a39a0, 24./strace-static-x86_64: Process 5261 attached ) = 0 [pid 5251] <... futex resumed>) = 0 [pid 5249] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] rt_sigprocmask(SIG_SETMASK, [], [pid 5260] rt_sigprocmask(SIG_SETMASK, [], [pid 5259] <... set_robust_list resumed>) = 0 [pid 5252] mprotect(0x7fe38c784000, 131072, PROT_READ|PROT_WRITE [pid 5251] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5250] <... clone3 resumed> => {parent_tid=[5261]}, 88) = 5261 [pid 5249] <... futex resumed>) = 0 [pid 5248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5261] rseq(0x7fe38c7a3fe0, 0x20, 0, 0x53053053 [pid 5260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5259] rt_sigprocmask(SIG_SETMASK, [], [pid 5252] <... mprotect resumed>) = 0 [pid 5251] <... mmap resumed>) = 0x7fe38c783000 [pid 5250] rt_sigprocmask(SIG_SETMASK, [], [pid 5249] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5248] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] <... rseq resumed>) = 0 [pid 5260] memfd_create("syzkaller", 0 [pid 5259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5252] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5251] mprotect(0x7fe38c784000, 131072, PROT_READ|PROT_WRITE [pid 5250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5248] <... futex resumed>) = 0 [pid 5261] set_robust_list(0x7fe38c7a39a0, 24 [pid 5260] <... memfd_create resumed>) = 3 [pid 5259] memfd_create("syzkaller", 0 [pid 5252] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5251] <... mprotect resumed>) = 0 [pid 5250] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5261] <... set_robust_list resumed>) = 0 [pid 5260] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5259] <... memfd_create resumed>) = 3 [pid 5252] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fe38c7a3990, parent_tid=0x7fe38c7a3990, exit_signal=0, stack=0x7fe38c783000, stack_size=0x20300, tls=0x7fe38c7a36c0} [pid 5251] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5250] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5262 attached [pid 5261] rt_sigprocmask(SIG_SETMASK, [], [pid 5260] <... mmap resumed>) = 0x7fe384200000 [pid 5259] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5251] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5250] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5262] rseq(0x7fe38c7a3fe0, 0x20, 0, 0x53053053 [pid 5261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5259] <... mmap resumed>) = 0x7fe384200000 [pid 5252] <... clone3 resumed> => {parent_tid=[5262]}, 88) = 5262 [pid 5251] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fe38c7a3990, parent_tid=0x7fe38c7a3990, exit_signal=0, stack=0x7fe38c783000, stack_size=0x20300, tls=0x7fe38c7a36c0}./strace-static-x86_64: Process 5263 attached [pid 5262] <... rseq resumed>) = 0 [pid 5261] memfd_create("syzkaller", 0 [pid 5262] set_robust_list(0x7fe38c7a39a0, 24 [pid 5261] <... memfd_create resumed>) = 3 [pid 5251] <... clone3 resumed> => {parent_tid=[5263]}, 88) = 5263 [pid 5263] rseq(0x7fe38c7a3fe0, 0x20, 0, 0x53053053 [pid 5262] <... set_robust_list resumed>) = 0 [pid 5261] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5252] rt_sigprocmask(SIG_SETMASK, [], [pid 5251] rt_sigprocmask(SIG_SETMASK, [], [pid 5263] <... rseq resumed>) = 0 [pid 5262] rt_sigprocmask(SIG_SETMASK, [], [pid 5261] <... mmap resumed>) = 0x7fe384200000 [pid 5260] 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"..., 1048576 [pid 5252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5251] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5251] <... futex resumed>) = 0 [pid 5263] set_robust_list(0x7fe38c7a39a0, 24 [pid 5251] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5263] <... set_robust_list resumed>) = 0 [pid 5252] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] rt_sigprocmask(SIG_SETMASK, [], [pid 5262] <... futex resumed>) = 0 [pid 5252] <... futex resumed>) = 1 [pid 5263] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5252] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5263] memfd_create("syzkaller", 0 [pid 5262] memfd_create("syzkaller", 0 [pid 5263] <... memfd_create resumed>) = 3 [pid 5262] <... memfd_create resumed>) = 3 [pid 5263] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe384200000 [pid 5263] 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"..., 1048576 [pid 5262] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5261] 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"..., 1048576 [pid 5259] 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"..., 1048576 [pid 5263] <... write resumed>) = 1048576 [pid 5262] <... mmap resumed>) = 0x7fe384200000 [pid 5260] <... write resumed>) = 1048576 [pid 5263] munmap(0x7fe384200000, 138412032 [pid 5259] <... write resumed>) = 1048576 [pid 5263] <... munmap resumed>) = 0 [pid 5262] 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"..., 1048576 [pid 5261] <... write resumed>) = 1048576 [pid 5259] munmap(0x7fe384200000, 138412032 [pid 5263] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5261] munmap(0x7fe384200000, 138412032 [pid 5260] munmap(0x7fe384200000, 138412032 [pid 5263] <... openat resumed>) = 4 [pid 5261] <... munmap resumed>) = 0 [pid 5263] ioctl(4, LOOP_SET_FD, 3 [pid 5261] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5259] <... munmap resumed>) = 0 [pid 5259] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5261] <... openat resumed>) = 4 [pid 5261] ioctl(4, LOOP_SET_FD, 3 [pid 5259] <... openat resumed>) = 4 [pid 5259] ioctl(4, LOOP_SET_FD, 3 [pid 5260] <... munmap resumed>) = 0 [pid 5260] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5260] ioctl(4, LOOP_SET_FD, 3 [pid 5262] <... write resumed>) = 1048576 [pid 5262] munmap(0x7fe384200000, 138412032) = 0 [pid 5262] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5262] ioctl(4, LOOP_SET_FD, 3 [pid 5263] <... ioctl resumed>) = 0 [pid 5261] <... ioctl resumed>) = 0 [pid 5261] close(3 [pid 5260] <... ioctl resumed>) = 0 [pid 5260] close(3) = 0 [pid 5261] <... close resumed>) = 0 [pid 5259] <... ioctl resumed>) = 0 [pid 5260] close(4 [pid 5261] close(4 [pid 5260] <... close resumed>) = 0 [pid 5259] close(3 [pid 5261] <... close resumed>) = 0 [pid 5260] mkdir("./bus", 0777 [pid 5259] <... close resumed>) = 0 [pid 5261] mkdir("./bus", 0777 [pid 5260] <... mkdir resumed>) = 0 [pid 5259] close(4 [pid 5260] mount("/dev/loop0", "./bus", "nilfs2", 0, "" [pid 5263] close(3 [pid 5261] <... mkdir resumed>) = 0 [pid 5259] <... close resumed>) = 0 [pid 5263] <... close resumed>) = 0 [pid 5261] mount("/dev/loop3", "./bus", "nilfs2", 0, "" [pid 5259] mkdir("./bus", 0777 [pid 5263] close(4) = 0 [pid 5259] <... mkdir resumed>) = 0 [pid 5263] mkdir("./bus", 0777 [pid 5259] mount("/dev/loop1", "./bus", "nilfs2", 0, "" [pid 5263] <... mkdir resumed>) = 0 [pid 5263] mount("/dev/loop2", "./bus", "nilfs2", 0, "" [pid 5262] <... ioctl resumed>) = 0 [pid 5262] close(3) = 0 [pid 5262] close(4) = 0 [pid 5262] mkdir("./bus", 0777) = 0 [ 103.287140][ T5261] loop3: detected capacity change from 0 to 2048 [ 103.289625][ T5260] loop0: detected capacity change from 0 to 2048 [ 103.294246][ T5259] loop1: detected capacity change from 0 to 2048 [ 103.306937][ T5263] loop2: detected capacity change from 0 to 2048 [ 103.308848][ T5262] loop4: detected capacity change from 0 to 2048 [pid 5262] mount("/dev/loop4", "./bus", "nilfs2", 0, "" [pid 5260] <... mount resumed>) = 0 [pid 5260] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5260] chdir("./bus") = 0 [pid 5260] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5260] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5260] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5248] <... futex resumed>) = 0 [pid 5248] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5260] <... futex resumed>) = 0 [pid 5248] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5260] mkdir("./bus", 000) = 0 [pid 5260] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5248] <... futex resumed>) = 0 [pid 5260] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [ 103.363429][ T5264] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 103.402755][ T5265] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [pid 5248] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5260] <... futex resumed>) = 0 [pid 5248] <... futex resumed>) = 1 [pid 5260] chdir("./bus") = 0 [pid 5260] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5260] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5248] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5263] <... mount resumed>) = 0 [pid 5262] <... mount resumed>) = 0 [pid 5261] <... mount resumed>) = 0 [pid 5248] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY [pid 5262] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY [pid 5261] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY [pid 5248] <... futex resumed>) = 1 [pid 5263] <... openat resumed>) = 3 [pid 5262] <... openat resumed>) = 3 [pid 5261] <... openat resumed>) = 3 [pid 5263] chdir("./bus" [pid 5262] chdir("./bus" [pid 5261] chdir("./bus" [pid 5248] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] <... chdir resumed>) = 0 [pid 5262] <... chdir resumed>) = 0 [pid 5261] <... chdir resumed>) = 0 [pid 5263] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5262] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5261] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5263] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5263] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5261] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5260] <... futex resumed>) = 0 [pid 5263] <... futex resumed>) = 1 [pid 5262] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5260] mkdirat(AT_FDCWD, "./file1", 000 [pid 5251] <... futex resumed>) = 0 [pid 5263] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5262] <... futex resumed>) = 1 [pid 5261] <... futex resumed>) = 1 [pid 5260] <... mkdirat resumed>) = 0 [pid 5252] <... futex resumed>) = 0 [pid 5250] <... futex resumed>) = 0 [pid 5260] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5260] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5262] mkdir("./bus", 000 [pid 5261] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5252] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5251] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] <... futex resumed>) = 0 [pid 5263] <... futex resumed>) = 0 [pid 5252] <... futex resumed>) = 0 [pid 5251] <... futex resumed>) = 1 [pid 5250] <... futex resumed>) = 0 [pid 5248] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5263] mkdir("./bus", 000 [pid 5261] mkdir("./bus", 000 [pid 5260] <... futex resumed>) = 0 [pid 5252] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5251] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5250] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5248] <... futex resumed>) = 1 [pid 5260] link(NULL, NULL [pid 5259] <... mount resumed>) = 0 [pid 5248] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5260] <... link resumed>) = -1 EFAULT (Bad address) [pid 5259] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY [pid 5260] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5259] <... openat resumed>) = 3 [pid 5248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5260] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5259] chdir("./bus" [pid 5262] <... mkdir resumed>) = 0 [pid 5261] <... mkdir resumed>) = 0 [pid 5259] <... chdir resumed>) = 0 [pid 5262] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5259] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5252] <... futex resumed>) = 0 [pid 5261] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... mkdir resumed>) = 0 [pid 5262] chdir("./bus" [pid 5261] <... futex resumed>) = 1 [pid 5259] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5252] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] <... futex resumed>) = 0 [pid 5262] <... chdir resumed>) = 0 [pid 5261] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5252] <... futex resumed>) = 0 [pid 5250] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5252] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5250] <... futex resumed>) = 0 [pid 5262] <... futex resumed>) = 0 [pid 5261] chdir("./bus" [pid 5252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5250] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5262] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5261] <... chdir resumed>) = 0 [pid 5252] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5261] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] <... futex resumed>) = 0 [pid 5263] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] mkdirat(AT_FDCWD, "./file1", 000 [pid 5261] <... futex resumed>) = 1 [pid 5252] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5250] <... futex resumed>) = 0 [pid 5263] <... futex resumed>) = 1 [pid 5262] <... mkdirat resumed>) = 0 [ 103.406843][ T5266] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 103.435514][ T5267] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 103.451635][ T5268] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [pid 5261] mkdirat(AT_FDCWD, "./file1", 000 [pid 5259] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5251] <... futex resumed>) = 0 [pid 5250] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5259] <... futex resumed>) = 1 [pid 5251] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] <... futex resumed>) = 0 [pid 5263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5261] <... mkdirat resumed>) = 0 [pid 5251] <... futex resumed>) = 0 [pid 5250] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] chdir("./bus" [pid 5262] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5251] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5249] <... futex resumed>) = 0 [pid 5263] <... chdir resumed>) = 0 [pid 5262] <... futex resumed>) = 1 [pid 5261] <... futex resumed>) = 1 [pid 5259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5252] <... futex resumed>) = 0 [pid 5250] <... futex resumed>) = 0 [pid 5249] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5261] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5259] mkdir("./bus", 000 [pid 5252] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] <... futex resumed>) = 0 [pid 5263] <... futex resumed>) = 1 [pid 5262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5259] <... mkdir resumed>) = 0 [pid 5252] <... futex resumed>) = 0 [pid 5251] <... futex resumed>) = 0 [pid 5250] <... futex resumed>) = 0 [pid 5249] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] mkdirat(AT_FDCWD, "./file1", 000 [pid 5262] link(NULL, NULL [pid 5261] link(NULL, NULL [pid 5259] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5251] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] <... mkdirat resumed>) = 0 [pid 5262] <... link resumed>) = -1 EFAULT (Bad address) [pid 5261] <... link resumed>) = -1 EFAULT (Bad address) [pid 5259] <... futex resumed>) = 1 [pid 5251] <... futex resumed>) = 0 [pid 5249] <... futex resumed>) = 0 [pid 5263] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5262] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] chdir("./bus" [pid 5251] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5249] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... futex resumed>) = 0 [pid 5262] <... futex resumed>) = 1 [pid 5261] <... futex resumed>) = 1 [pid 5259] <... chdir resumed>) = 0 [pid 5252] <... futex resumed>) = 0 [pid 5251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5250] <... futex resumed>) = 0 [pid 5249] <... futex resumed>) = 0 [pid 5263] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5262] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5261] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5259] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5251] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5259] <... futex resumed>) = 0 [pid 5251] <... futex resumed>) = 0 [pid 5249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5263] link(NULL, NULL [pid 5259] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5251] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5249] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... link resumed>) = -1 EFAULT (Bad address) [pid 5259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5249] <... futex resumed>) = 0 [pid 5263] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] mkdirat(AT_FDCWD, "./file1", 000 [pid 5249] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5259] <... mkdirat resumed>) = 0 [pid 5263] <... futex resumed>) = 1 [pid 5259] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5251] <... futex resumed>) = 0 [pid 5263] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5259] <... futex resumed>) = 1 [pid 5249] <... futex resumed>) = 0 [pid 5259] link(NULL, NULL [pid 5249] futex(0x7fe38c8966b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5259] <... link resumed>) = -1 EFAULT (Bad address) [pid 5249] <... futex resumed>) = 0 [pid 5259] futex(0x7fe38c8966bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] futex(0x7fe38c8966bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5259] <... futex resumed>) = 0 [pid 5249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 103.758220][ T5264] NILFS (loop0): vblocknr = 18 has abnormal lifetime: start cno (= 504403158265495554) > current cno (= 3) [ 103.769995][ T5264] NILFS error (device loop0): nilfs_bmap_propagate: broken bmap (inode number=2) [ 103.781440][ T5264] Remounting filesystem read-only [ 103.787768][ T5265] NILFS (loop3): vblocknr = 18 has abnormal lifetime: start cno (= 504403158265495554) > current cno (= 3) [ 103.799346][ T5265] NILFS error (device loop3): nilfs_bmap_propagate: broken bmap (inode number=2) [ 103.809834][ T5265] Remounting filesystem read-only [ 103.816118][ T5268] NILFS (loop1): vblocknr = 18 has abnormal lifetime: start cno (= 504403158265495554) > current cno (= 3) [ 103.828742][ T5268] NILFS error (device loop1): nilfs_bmap_propagate: broken bmap (inode number=2) [ 103.839368][ T5268] Remounting filesystem read-only [ 103.845449][ T5266] NILFS (loop2): vblocknr = 18 has abnormal lifetime: start cno (= 504403158265495554) > current cno (= 3) [ 103.857499][ T5266] NILFS error (device loop2): nilfs_bmap_propagate: broken bmap (inode number=2) [ 103.868155][ T5266] Remounting filesystem read-only [ 103.874084][ T5267] NILFS (loop4): vblocknr = 18 has abnormal lifetime: start cno (= 504403158265495554) > current cno (= 3) [ 103.885612][ T5267] NILFS error (device loop4): nilfs_bmap_propagate: broken bmap (inode number=2) [ 103.895503][ T5267] Remounting filesystem read-only [pid 5259] futex(0x7fe38c8966b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5258] <... sync resumed>) = 0 [pid 5257] <... sync resumed>) = 0 [pid 5256] <... sync resumed>) = 0 [pid 5255] <... sync resumed>) = 0 [pid 5254] <... sync resumed>) = 0 [pid 5257] futex(0x7fe38c8966ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] futex(0x7fe38c8966ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5254] futex(0x7fe38c8966ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5257] <... futex resumed>) = 0 [pid 5256] <... futex resumed>) = 0 [pid 5254] <... futex resumed>) = 0 [pid 5257] futex(0x7fe38c8966a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5256] futex(0x7fe38c8966a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5254] futex(0x7fe38c8966a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5258] futex(0x7fe38c8966ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5258] futex(0x7fe38c8966a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5255] futex(0x7fe38c8966ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5255] futex(0x7fe38c8966a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5250] exit_group(0 [pid 5261] <... futex resumed>) = ? [pid 5256] <... futex resumed>) = ? [pid 5252] exit_group(0 [pid 5251] exit_group(0 [pid 5250] <... exit_group resumed>) = ? [pid 5249] exit_group(0 [pid 5248] exit_group(0 [pid 5263] <... futex resumed>) = ? [pid 5262] <... futex resumed>) = ? [pid 5261] +++ exited with 0 +++ [pid 5260] <... futex resumed>) = ? [pid 5259] <... futex resumed>) = ? [pid 5258] <... futex resumed>) = ? [pid 5257] <... futex resumed>) = ? [pid 5256] +++ exited with 0 +++ [pid 5255] <... futex resumed>) = ? [pid 5254] <... futex resumed>) = ? [pid 5252] <... exit_group resumed>) = ? [pid 5251] <... exit_group resumed>) = ? [pid 5250] +++ exited with 0 +++ [pid 5249] <... exit_group resumed>) = ? [pid 5248] <... exit_group resumed>) = ? [pid 5263] +++ exited with 0 +++ [pid 5262] +++ exited with 0 +++ [pid 5260] +++ exited with 0 +++ [pid 5259] +++ exited with 0 +++ [pid 5258] +++ exited with 0 +++ [pid 5257] +++ exited with 0 +++ [pid 5255] +++ exited with 0 +++ [pid 5254] +++ exited with 0 +++ [pid 5252] +++ exited with 0 +++ [pid 5251] +++ exited with 0 +++ [pid 5249] +++ exited with 0 +++ [pid 5248] +++ exited with 0 +++ [pid 5246] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5250, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5243] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5248, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5247] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5252, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5244] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5249, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5247] restart_syscall(<... resuming interrupted clone ...> [pid 5245] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5251, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5243] restart_syscall(<... resuming interrupted clone ...> [pid 5245] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5247] <... restart_syscall resumed>) = 0 [pid 5245] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5245] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5246] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5245] <... openat resumed>) = 3 [pid 5243] <... restart_syscall resumed>) = 0 [pid 5246] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5246] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5245] newfstatat(3, "", [pid 5246] <... openat resumed>) = 3 [pid 5245] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5247] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5246] newfstatat(3, "", [pid 5245] getdents64(3, [pid 5247] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5246] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5245] <... getdents64 resumed>0x55557709c730 /* 4 entries */, 32768) = 104 [pid 5243] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5247] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5246] getdents64(3, [pid 5245] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5247] <... openat resumed>) = 3 [pid 5246] <... getdents64 resumed>0x55557709c730 /* 4 entries */, 32768) = 104 [pid 5243] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5245] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5243] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5245] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5243] <... openat resumed>) = 3 [pid 5245] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5245] unlink("./0/binderfs" [pid 5244] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5243] newfstatat(3, "", [pid 5247] newfstatat(3, "", [pid 5246] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5247] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5246] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5247] getdents64(3, [pid 5246] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5245] <... unlink resumed>) = 0 [pid 5244] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5243] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5247] <... getdents64 resumed>0x55557709c730 /* 4 entries */, 32768) = 104 [pid 5246] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5244] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5247] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5246] unlink("./0/binderfs" [pid 5245] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5243] getdents64(3, [pid 5247] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5246] <... unlink resumed>) = 0 [pid 5244] <... openat resumed>) = 3 [pid 5243] <... getdents64 resumed>0x55557709c730 /* 4 entries */, 32768) = 104 [pid 5247] newfstatat(AT_FDCWD, "./0/binderfs",